| File: | home/sharpd/frr3/bgpd/bgp_packet.c |
| Warning: | line 3351, column 3 Value stored to 'data' is never read |
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| 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
| 2 | /* BGP packet management routine. |
| 3 | * Contains utility functions for constructing and consuming BGP messages. |
| 4 | * Copyright (C) 2017 Cumulus Networks |
| 5 | * Copyright (C) 1999 Kunihiro Ishiguro |
| 6 | */ |
| 7 | |
| 8 | #include <zebra.h> |
| 9 | #include <sys/time.h> |
| 10 | |
| 11 | #include "frrevent.h" |
| 12 | #include "stream.h" |
| 13 | #include "network.h" |
| 14 | #include "prefix.h" |
| 15 | #include "command.h" |
| 16 | #include "log.h" |
| 17 | #include "memory.h" |
| 18 | #include "sockunion.h" /* for inet_ntop () */ |
| 19 | #include "sockopt.h" |
| 20 | #include "linklist.h" |
| 21 | #include "plist.h" |
| 22 | #include "queue.h" |
| 23 | #include "filter.h" |
| 24 | #include "lib_errors.h" |
| 25 | |
| 26 | #include "bgpd/bgpd.h" |
| 27 | #include "bgpd/bgp_addpath.h" |
| 28 | #include "bgpd/bgp_table.h" |
| 29 | #include "bgpd/bgp_dump.h" |
| 30 | #include "bgpd/bgp_bmp.h" |
| 31 | #include "bgpd/bgp_attr.h" |
| 32 | #include "bgpd/bgp_debug.h" |
| 33 | #include "bgpd/bgp_errors.h" |
| 34 | #include "bgpd/bgp_fsm.h" |
| 35 | #include "bgpd/bgp_route.h" |
| 36 | #include "bgpd/bgp_packet.h" |
| 37 | #include "bgpd/bgp_open.h" |
| 38 | #include "bgpd/bgp_aspath.h" |
| 39 | #include "bgpd/bgp_community.h" |
| 40 | #include "bgpd/bgp_ecommunity.h" |
| 41 | #include "bgpd/bgp_lcommunity.h" |
| 42 | #include "bgpd/bgp_network.h" |
| 43 | #include "bgpd/bgp_mplsvpn.h" |
| 44 | #include "bgpd/bgp_evpn.h" |
| 45 | #include "bgpd/bgp_advertise.h" |
| 46 | #include "bgpd/bgp_vty.h" |
| 47 | #include "bgpd/bgp_updgrp.h" |
| 48 | #include "bgpd/bgp_label.h" |
| 49 | #include "bgpd/bgp_io.h" |
| 50 | #include "bgpd/bgp_keepalives.h" |
| 51 | #include "bgpd/bgp_flowspec.h" |
| 52 | #include "bgpd/bgp_trace.h" |
| 53 | |
| 54 | DEFINE_HOOK(bgp_packet_dump,struct hook _hook_bgp_packet_dump = { .name = "bgp_packet_dump" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_dump ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_dump .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ) |
| 55 | (struct peer *peer, uint8_t type, bgp_size_t size,struct hook _hook_bgp_packet_dump = { .name = "bgp_packet_dump" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_dump ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_dump .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ) |
| 56 | struct stream *s),struct hook _hook_bgp_packet_dump = { .name = "bgp_packet_dump" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_dump ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_dump .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ) |
| 57 | (peer, type, size, s))struct hook _hook_bgp_packet_dump = { .name = "bgp_packet_dump" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_dump ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_dump .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ); |
| 58 | |
| 59 | DEFINE_HOOK(bgp_packet_send,struct hook _hook_bgp_packet_send = { .name = "bgp_packet_send" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_send ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_send .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ) |
| 60 | (struct peer *peer, uint8_t type, bgp_size_t size,struct hook _hook_bgp_packet_send = { .name = "bgp_packet_send" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_send ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_send .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ) |
| 61 | struct stream *s),struct hook _hook_bgp_packet_send = { .name = "bgp_packet_send" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_send ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_send .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ) |
| 62 | (peer, type, size, s))struct hook _hook_bgp_packet_send = { .name = "bgp_packet_send" , .entries = ((void*)0), .reverse = 0, }; static int hook_call_bgp_packet_send ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) { int hooksum = 0; struct hookent *he = _hook_bgp_packet_send .entries; void *hookarg; union { void *voidptr; int(*fptr) ( struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s) ; int(*farg) (void *hookarg ,struct peer *peer, uint8_t type, bgp_size_t size, struct stream *s); } hookp; for (; he; he = he->next) { hookarg = he->hookarg; hookp.voidptr = he-> hookfn; if (!he->has_arg) hooksum += hookp.fptr (peer, type , size, s); else hooksum += hookp.farg (hookarg ,peer, type, size , s); } return hooksum; } _Static_assert(1, "please add a semicolon after this macro" ); |
| 63 | |
| 64 | /** |
| 65 | * Sets marker and type fields for a BGP message. |
| 66 | * |
| 67 | * @param s the stream containing the packet |
| 68 | * @param type the packet type |
| 69 | * @return the size of the stream |
| 70 | */ |
| 71 | int bgp_packet_set_marker(struct stream *s, uint8_t type) |
| 72 | { |
| 73 | int i; |
| 74 | |
| 75 | /* Fill in marker. */ |
| 76 | for (i = 0; i < BGP_MARKER_SIZE16; i++) |
| 77 | stream_putc(s, 0xff); |
| 78 | |
| 79 | /* Dummy total length. This field is should be filled in later on. */ |
| 80 | stream_putw(s, 0); |
| 81 | |
| 82 | /* BGP packet type. */ |
| 83 | stream_putc(s, type); |
| 84 | |
| 85 | /* Return current stream size. */ |
| 86 | return stream_get_endp(s); |
| 87 | } |
| 88 | |
| 89 | /** |
| 90 | * Sets size field for a BGP message. |
| 91 | * |
| 92 | * Size field is set to the size of the stream passed. |
| 93 | * |
| 94 | * @param s the stream containing the packet |
| 95 | */ |
| 96 | void bgp_packet_set_size(struct stream *s) |
| 97 | { |
| 98 | int cp; |
| 99 | |
| 100 | /* Preserve current pointer. */ |
| 101 | cp = stream_get_endp(s); |
| 102 | stream_putw_at(s, BGP_MARKER_SIZE16, cp); |
| 103 | } |
| 104 | |
| 105 | /* |
| 106 | * Push a packet onto the beginning of the peer's output queue. |
| 107 | * This function acquires the peer's write mutex before proceeding. |
| 108 | */ |
| 109 | static void bgp_packet_add(struct peer_connection *connection, |
| 110 | struct peer *peer, struct stream *s) |
| 111 | { |
| 112 | intmax_t delta; |
| 113 | uint32_t holdtime; |
| 114 | intmax_t sendholdtime; |
| 115 | |
| 116 | frr_with_mutex (&connection->io_mtx)for (pthread_mutex_t *_mtx_161 __attribute__(( unused, cleanup (_frr_mtx_unlock))) = _frr_mtx_lock(&connection->io_mtx ), *_once = ((void*)0); _once == ((void*)0); _once = (void *) 1) { |
| 117 | /* if the queue is empty, reset the "last OK" timestamp to |
| 118 | * now, otherwise if we write another packet immediately |
| 119 | * after it'll get confused |
| 120 | */ |
| 121 | if (!stream_fifo_count_safe(connection->obuf)) |
| 122 | peer->last_sendq_ok = monotime(NULL((void*)0)); |
| 123 | |
| 124 | stream_fifo_push(connection->obuf, s); |
| 125 | |
| 126 | delta = monotime(NULL((void*)0)) - peer->last_sendq_ok; |
| 127 | |
| 128 | if (CHECK_FLAG(peer->flags, PEER_FLAG_TIMER)((peer->flags) & ((1ULL << 18)))) |
| 129 | holdtime = atomic_load_explicit__c11_atomic_load(&peer->holdtime, |
| 130 | memory_order_relaxed); |
| 131 | else |
| 132 | holdtime = peer->bgp->default_holdtime; |
| 133 | |
| 134 | sendholdtime = holdtime * 2; |
| 135 | |
| 136 | /* Note that when we're here, we're adding some packet to the |
| 137 | * OutQ. That includes keepalives when there is nothing to |
| 138 | * do, so there's a guarantee we pass by here once in a while. |
| 139 | * |
| 140 | * That implies there is no need to go set up another separate |
| 141 | * timer that ticks down SendHoldTime, as we'll be here sooner |
| 142 | * or later anyway and will see the checks below failing. |
| 143 | */ |
| 144 | if (!holdtime) { |
| 145 | /* no holdtime, do nothing. */ |
| 146 | } else if (delta > sendholdtime) { |
| 147 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .hashu32 = {(3), (EC_BGP_SENDQ_STUCK_PROPER)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 150, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .priority = (3), .ec = (EC_BGP_SENDQ_STUCK_PROPER), .args = ("peer, sendholdtime"), }; static const struct xref * const xref_p_162 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), peer, sendholdtime); } while (0) |
| 148 | EC_BGP_SENDQ_STUCK_PROPER,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .hashu32 = {(3), (EC_BGP_SENDQ_STUCK_PROPER)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 150, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .priority = (3), .ec = (EC_BGP_SENDQ_STUCK_PROPER), .args = ("peer, sendholdtime"), }; static const struct xref * const xref_p_162 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), peer, sendholdtime); } while (0) |
| 149 | "%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .hashu32 = {(3), (EC_BGP_SENDQ_STUCK_PROPER)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 150, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .priority = (3), .ec = (EC_BGP_SENDQ_STUCK_PROPER), .args = ("peer, sendholdtime"), }; static const struct xref * const xref_p_162 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), peer, sendholdtime); } while (0) |
| 150 | peer, sendholdtime)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .hashu32 = {(3), (EC_BGP_SENDQ_STUCK_PROPER)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 150, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), .priority = (3), .ec = (EC_BGP_SENDQ_STUCK_PROPER), .args = ("peer, sendholdtime"), }; static const struct xref * const xref_p_162 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 2 holdtimes (%jds), terminating session" ), peer, sendholdtime); } while (0); |
| 151 | BGP_EVENT_ADD(connection, TCP_fatal_error)do { if ((connection)->status != Deleted) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 151, "bgpd/bgp_packet.c", __func__ , }, .funcname = "bgp_event", .dest = "((void*)0)", .event_type = EVENT_EVENT, }; static const struct xref * const xref_p_163 __attribute__((used, section("xref_array"))) = &(_xref.xref ); _event_add_event(&_xref, bm->master, bgp_event, (connection ), (TCP_fatal_error), ((void*)0)); }); } while (0); |
| 152 | } else if (delta > (intmax_t)holdtime && |
| 153 | monotime(NULL((void*)0)) - peer->last_sendq_warn > 5) { |
| 154 | flog_warn(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .hashu32 = {(4), (EC_BGP_SENDQ_STUCK_WARN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 157, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .priority = (4), .ec = (EC_BGP_SENDQ_STUCK_WARN), .args = ( "peer, holdtime"), }; static const struct xref * const xref_p_164 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), peer, holdtime); } while (0) |
| 155 | EC_BGP_SENDQ_STUCK_WARN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .hashu32 = {(4), (EC_BGP_SENDQ_STUCK_WARN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 157, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .priority = (4), .ec = (EC_BGP_SENDQ_STUCK_WARN), .args = ( "peer, holdtime"), }; static const struct xref * const xref_p_164 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), peer, holdtime); } while (0) |
| 156 | "%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .hashu32 = {(4), (EC_BGP_SENDQ_STUCK_WARN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 157, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .priority = (4), .ec = (EC_BGP_SENDQ_STUCK_WARN), .args = ( "peer, holdtime"), }; static const struct xref * const xref_p_164 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), peer, holdtime); } while (0) |
| 157 | peer, holdtime)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .hashu32 = {(4), (EC_BGP_SENDQ_STUCK_WARN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 157, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), .priority = (4), .ec = (EC_BGP_SENDQ_STUCK_WARN), .args = ( "peer, holdtime"), }; static const struct xref * const xref_p_164 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP has not made any SendQ progress for 1 holdtime (%us), peer overloaded?" ), peer, holdtime); } while (0); |
| 158 | peer->last_sendq_warn = monotime(NULL((void*)0)); |
| 159 | } |
| 160 | } |
| 161 | } |
| 162 | |
| 163 | static struct stream *bgp_update_packet_eor(struct peer *peer, afi_t afi, |
| 164 | safi_t safi) |
| 165 | { |
| 166 | struct stream *s; |
| 167 | iana_afi_t pkt_afi = IANA_AFI_IPV4; |
| 168 | iana_safi_t pkt_safi = IANA_SAFI_UNICAST; |
| 169 | |
| 170 | if (DISABLE_BGP_ANNOUNCE0) |
| 171 | return NULL((void*)0); |
| 172 | |
| 173 | if (bgp_debug_neighbor_events(peer)) |
| 174 | zlog_debug("send End-of-RIB for %s to %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("send End-of-RIB for %s to %s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 175, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("send End-of-RIB for %s to %s"), .priority = (7), .ec = ( 0), .args = ("get_afi_safi_str(afi, safi, 0), peer->host") , }; static const struct xref * const xref_p_165 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("send End-of-RIB for %s to %s"), get_afi_safi_str (afi, safi, 0), peer->host); } while (0) |
| 175 | get_afi_safi_str(afi, safi, false), peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("send End-of-RIB for %s to %s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 175, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("send End-of-RIB for %s to %s"), .priority = (7), .ec = ( 0), .args = ("get_afi_safi_str(afi, safi, 0), peer->host") , }; static const struct xref * const xref_p_165 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("send End-of-RIB for %s to %s"), get_afi_safi_str (afi, safi, 0), peer->host); } while (0); |
| 176 | |
| 177 | s = stream_new(peer->max_packet_size); |
| 178 | |
| 179 | /* Make BGP update packet. */ |
| 180 | bgp_packet_set_marker(s, BGP_MSG_UPDATE2); |
| 181 | |
| 182 | /* Unfeasible Routes Length */ |
| 183 | stream_putw(s, 0); |
| 184 | |
| 185 | if (afi == AFI_IP && safi == SAFI_UNICAST) { |
| 186 | /* Total Path Attribute Length */ |
| 187 | stream_putw(s, 0); |
| 188 | } else { |
| 189 | /* Convert AFI, SAFI to values for packet. */ |
| 190 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, &pkt_safi); |
| 191 | |
| 192 | /* Total Path Attribute Length */ |
| 193 | stream_putw(s, 6); |
| 194 | stream_putc(s, BGP_ATTR_FLAG_OPTIONAL0x80); |
| 195 | stream_putc(s, BGP_ATTR_MP_UNREACH_NLRI15); |
| 196 | stream_putc(s, 3); |
| 197 | stream_putw(s, pkt_afi); |
| 198 | stream_putc(s, pkt_safi); |
| 199 | } |
| 200 | |
| 201 | bgp_packet_set_size(s); |
| 202 | return s; |
| 203 | } |
| 204 | |
| 205 | /* Called when there is a change in the EOR(implicit or explicit) status of a |
| 206 | * peer. Ends the update-delay if all expected peers are done with EORs. */ |
| 207 | void bgp_check_update_delay(struct bgp *bgp) |
| 208 | { |
| 209 | struct listnode *node, *nnode; |
| 210 | struct peer *peer = NULL((void*)0); |
| 211 | |
| 212 | if (bgp_debug_neighbor_events(peer)) |
| 213 | zlog_debug("Checking update delay, T: %d R: %d I:%d E: %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Checking update delay, T: %d R: %d I:%d E: %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 215, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Checking update delay, T: %d R: %d I:%d E: %d"), .priority = (7), .ec = (0), .args = ("bgp->established, bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_166 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Checking update delay, T: %d R: %d I:%d E: %d" ), bgp->established, bgp->restarted_peers, bgp->implicit_eors , bgp->explicit_eors); } while (0) |
| 214 | bgp->established, bgp->restarted_peers,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Checking update delay, T: %d R: %d I:%d E: %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 215, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Checking update delay, T: %d R: %d I:%d E: %d"), .priority = (7), .ec = (0), .args = ("bgp->established, bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_166 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Checking update delay, T: %d R: %d I:%d E: %d" ), bgp->established, bgp->restarted_peers, bgp->implicit_eors , bgp->explicit_eors); } while (0) |
| 215 | bgp->implicit_eors, bgp->explicit_eors)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Checking update delay, T: %d R: %d I:%d E: %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 215, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Checking update delay, T: %d R: %d I:%d E: %d"), .priority = (7), .ec = (0), .args = ("bgp->established, bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_166 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Checking update delay, T: %d R: %d I:%d E: %d" ), bgp->established, bgp->restarted_peers, bgp->implicit_eors , bgp->explicit_eors); } while (0); |
| 216 | |
| 217 | if (bgp->established |
| 218 | <= bgp->restarted_peers + bgp->implicit_eors + bgp->explicit_eors) { |
| 219 | /* |
| 220 | * This is an extra sanity check to make sure we wait for all |
| 221 | * the eligible configured peers. This check is performed if |
| 222 | * establish wait timer is on, or establish wait option is not |
| 223 | * given with the update-delay command |
| 224 | */ |
| 225 | if (bgp->t_establish_wait |
| 226 | || (bgp->v_establish_wait == bgp->v_update_delay)) |
| 227 | for (ALL_LIST_ELEMENTS(bgp->peer, node, nnode, peer)(node) = ((bgp->peer) ? ((bgp->peer)->head) : ((void *)0)), ((peer) = ((void*)0)); (node) != ((void*)0) && ((peer) = ((({ static const struct xref_assert _xref __attribute__ ( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 227, "bgpd/bgp_packet.c" , __func__, }, .expr = "node", }; static const struct xref * const xref_p_167 __attribute__((used, section("xref_array"))) = & (_xref.xref); if (__builtin_expect((node) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (node); }), ({ static const struct xref_assert _xref __attribute__( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 227, "bgpd/bgp_packet.c", __func__ , }, .expr = "(node)->data != NULL", }; static const struct xref * const xref_p_168 __attribute__((used, section("xref_array" ))) = &(_xref.xref); if (__builtin_expect(((node)->data != ((void*)0)) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref , ((void*)0)); } while ((node)->data != ((void*)0)); }), ( node)->data)), (nnode) = node->next, 1); (node) = (nnode ), ((peer) = ((void*)0))) { |
| 228 | if (CHECK_FLAG(peer->flags,((peer->flags) & ((1ULL << 10))) |
| 229 | PEER_FLAG_CONFIG_NODE)((peer->flags) & ((1ULL << 10))) |
| 230 | && !CHECK_FLAG(peer->flags,((peer->flags) & ((1ULL << 1))) |
| 231 | PEER_FLAG_SHUTDOWN)((peer->flags) & ((1ULL << 1))) |
| 232 | && !CHECK_FLAG(peer->bgp->flags,((peer->bgp->flags) & ((1ULL << 25))) |
| 233 | BGP_FLAG_SHUTDOWN)((peer->bgp->flags) & ((1ULL << 25))) |
| 234 | && !peer->update_delay_over) { |
| 235 | if (bgp_debug_neighbor_events(peer)) |
| 236 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = (" Peer %s pending, continuing read-only mode" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 238, "bgpd/bgp_packet.c", __func__, }, .fmtstring = (" Peer %s pending, continuing read-only mode"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_169 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, (" Peer %s pending, continuing read-only mode" ), peer->host); } while (0) |
| 237 | " Peer %s pending, continuing read-only mode",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = (" Peer %s pending, continuing read-only mode" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 238, "bgpd/bgp_packet.c", __func__, }, .fmtstring = (" Peer %s pending, continuing read-only mode"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_169 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, (" Peer %s pending, continuing read-only mode" ), peer->host); } while (0) |
| 238 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = (" Peer %s pending, continuing read-only mode" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 238, "bgpd/bgp_packet.c", __func__, }, .fmtstring = (" Peer %s pending, continuing read-only mode"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_169 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, (" Peer %s pending, continuing read-only mode" ), peer->host); } while (0); |
| 239 | return; |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | zlog_info(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 246, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .priority = (6), .ec = (0), .args = ("bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_170 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors ); } while (0) |
| 244 | "Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 246, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .priority = (6), .ec = (0), .args = ("bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_170 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors ); } while (0) |
| 245 | bgp->restarted_peers, bgp->implicit_eors,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 246, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .priority = (6), .ec = (0), .args = ("bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_170 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors ); } while (0) |
| 246 | bgp->explicit_eors)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 246, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), .priority = (6), .ec = (0), .args = ("bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors" ), }; static const struct xref * const xref_p_170 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Update delay ended, restarted: %d, EORs implicit: %d, explicit: %d" ), bgp->restarted_peers, bgp->implicit_eors, bgp->explicit_eors ); } while (0); |
| 247 | bgp_update_delay_end(bgp); |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | /* |
| 252 | * Called if peer is known to have restarted. The restart-state bit in |
| 253 | * Graceful-Restart capability is used for that |
| 254 | */ |
| 255 | void bgp_update_restarted_peers(struct peer *peer) |
| 256 | { |
| 257 | if (!bgp_update_delay_active(peer->bgp)) |
| 258 | return; /* BGP update delay has ended */ |
| 259 | if (peer->update_delay_over) |
| 260 | return; /* This peer has already been considered */ |
| 261 | |
| 262 | if (bgp_debug_neighbor_events(peer)) |
| 263 | zlog_debug("Peer %s: Checking restarted", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Peer %s: Checking restarted" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 263, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Peer %s: Checking restarted"), .priority = (7), .ec = (0 ), .args = ("peer->host"), }; static const struct xref * const xref_p_171 __attribute__((used, section("xref_array"))) = & (_xref.xref); zlog_ref(&_xref, ("Peer %s: Checking restarted" ), peer->host); } while (0); |
| 264 | |
| 265 | if (peer_established(peer->connection)) { |
| 266 | peer->update_delay_over = 1; |
| 267 | peer->bgp->restarted_peers++; |
| 268 | bgp_check_update_delay(peer->bgp); |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | /* |
| 273 | * Called as peer receives a keep-alive. Determines if this occurence can be |
| 274 | * taken as an implicit EOR for this peer. |
| 275 | * NOTE: The very first keep-alive after the Established state of a peer is |
| 276 | * considered implicit EOR for the update-delay purposes |
| 277 | */ |
| 278 | void bgp_update_implicit_eors(struct peer *peer) |
| 279 | { |
| 280 | if (!bgp_update_delay_active(peer->bgp)) |
| 281 | return; /* BGP update delay has ended */ |
| 282 | if (peer->update_delay_over) |
| 283 | return; /* This peer has already been considered */ |
| 284 | |
| 285 | if (bgp_debug_neighbor_events(peer)) |
| 286 | zlog_debug("Peer %s: Checking implicit EORs", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Peer %s: Checking implicit EORs" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 286, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Peer %s: Checking implicit EORs"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_172 __attribute__((used, section("xref_array")) ) = &(_xref.xref); zlog_ref(&_xref, ("Peer %s: Checking implicit EORs" ), peer->host); } while (0); |
| 287 | |
| 288 | if (peer_established(peer->connection)) { |
| 289 | peer->update_delay_over = 1; |
| 290 | peer->bgp->implicit_eors++; |
| 291 | bgp_check_update_delay(peer->bgp); |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | /* |
| 296 | * Should be called only when there is a change in the EOR_RECEIVED status |
| 297 | * for any afi/safi on a peer. |
| 298 | */ |
| 299 | static void bgp_update_explicit_eors(struct peer *peer) |
| 300 | { |
| 301 | afi_t afi; |
| 302 | safi_t safi; |
| 303 | |
| 304 | if (!bgp_update_delay_active(peer->bgp)) |
| 305 | return; /* BGP update delay has ended */ |
| 306 | if (peer->update_delay_over) |
| 307 | return; /* This peer has already been considered */ |
| 308 | |
| 309 | if (bgp_debug_neighbor_events(peer)) |
| 310 | zlog_debug("Peer %s: Checking explicit EORs", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Peer %s: Checking explicit EORs" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 310, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Peer %s: Checking explicit EORs"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_173 __attribute__((used, section("xref_array")) ) = &(_xref.xref); zlog_ref(&_xref, ("Peer %s: Checking explicit EORs" ), peer->host); } while (0); |
| 311 | |
| 312 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 313 | if (peer->afc_nego[afi][safi] |
| 314 | && !CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 5))) |
| 315 | PEER_STATUS_EOR_RECEIVED)((peer->af_sflags[afi][safi]) & ((1U << 5)))) { |
| 316 | if (bgp_debug_neighbor_events(peer)) |
| 317 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = (" afi %d safi %d didn't receive EOR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 319, "bgpd/bgp_packet.c", __func__, }, .fmtstring = (" afi %d safi %d didn't receive EOR"), .priority = (7), .ec = (0), .args = ("afi, safi"), }; static const struct xref * const xref_p_174 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, (" afi %d safi %d didn't receive EOR" ), afi, safi); } while (0) |
| 318 | " afi %d safi %d didn't receive EOR",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = (" afi %d safi %d didn't receive EOR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 319, "bgpd/bgp_packet.c", __func__, }, .fmtstring = (" afi %d safi %d didn't receive EOR"), .priority = (7), .ec = (0), .args = ("afi, safi"), }; static const struct xref * const xref_p_174 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, (" afi %d safi %d didn't receive EOR" ), afi, safi); } while (0) |
| 319 | afi, safi)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = (" afi %d safi %d didn't receive EOR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 319, "bgpd/bgp_packet.c", __func__, }, .fmtstring = (" afi %d safi %d didn't receive EOR"), .priority = (7), .ec = (0), .args = ("afi, safi"), }; static const struct xref * const xref_p_174 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, (" afi %d safi %d didn't receive EOR" ), afi, safi); } while (0); |
| 320 | return; |
| 321 | } |
| 322 | } |
| 323 | |
| 324 | peer->update_delay_over = 1; |
| 325 | peer->bgp->explicit_eors++; |
| 326 | bgp_check_update_delay(peer->bgp); |
| 327 | } |
| 328 | |
| 329 | /** |
| 330 | * Frontend for NLRI parsing, to fan-out to AFI/SAFI specific parsers. |
| 331 | * |
| 332 | * mp_withdraw, if set, is used to nullify attr structure on most of the |
| 333 | * calling safi function and for evpn, passed as parameter |
| 334 | */ |
| 335 | int bgp_nlri_parse(struct peer *peer, struct attr *attr, |
| 336 | struct bgp_nlri *packet, bool_Bool mp_withdraw) |
| 337 | { |
| 338 | switch (packet->safi) { |
| 339 | case SAFI_UNICAST: |
| 340 | case SAFI_MULTICAST: |
| 341 | return bgp_nlri_parse_ip(peer, mp_withdraw ? NULL((void*)0) : attr, |
| 342 | packet); |
| 343 | case SAFI_LABELED_UNICAST: |
| 344 | return bgp_nlri_parse_label(peer, mp_withdraw ? NULL((void*)0) : attr, |
| 345 | packet); |
| 346 | case SAFI_MPLS_VPN: |
| 347 | return bgp_nlri_parse_vpn(peer, mp_withdraw ? NULL((void*)0) : attr, |
| 348 | packet); |
| 349 | case SAFI_EVPN: |
| 350 | return bgp_nlri_parse_evpn(peer, attr, packet, mp_withdraw); |
| 351 | case SAFI_FLOWSPEC: |
| 352 | return bgp_nlri_parse_flowspec(peer, attr, packet, mp_withdraw); |
| 353 | } |
| 354 | return BGP_NLRI_PARSE_ERROR-32; |
| 355 | } |
| 356 | |
| 357 | |
| 358 | /* |
| 359 | * Check if route-refresh request from peer is pending (received before EoR), |
| 360 | * and process it now. |
| 361 | */ |
| 362 | static void bgp_process_pending_refresh(struct peer *peer, afi_t afi, |
| 363 | safi_t safi) |
| 364 | { |
| 365 | if (CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 12))) |
| 366 | PEER_STATUS_REFRESH_PENDING)((peer->af_sflags[afi][safi]) & ((1U << 12)))) { |
| 367 | UNSET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) &= ~((1U << 12)) |
| 368 | PEER_STATUS_REFRESH_PENDING)(peer->af_sflags[afi][safi]) &= ~((1U << 12)); |
| 369 | bgp_route_refresh_send(peer, afi, safi, 0, 0, 0, |
| 370 | BGP_ROUTE_REFRESH_BORR1); |
| 371 | if (bgp_debug_neighbor_events(peer)) |
| 372 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 374, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_175 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 373 | "%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 374, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_175 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 374 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 374, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_175 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (BoRR) for %s/%s (for pending REQUEST)" ), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 375 | |
| 376 | SET_FLAG(peer->af_sflags[afi][safi], PEER_STATUS_BORR_SEND)(peer->af_sflags[afi][safi]) |= ((1U << 7)); |
| 377 | UNSET_FLAG(peer->af_sflags[afi][safi], PEER_STATUS_EORR_SEND)(peer->af_sflags[afi][safi]) &= ~((1U << 9)); |
| 378 | bgp_announce_route(peer, afi, safi, true1); |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | /* |
| 383 | * Checks a variety of conditions to determine whether the peer needs to be |
| 384 | * rescheduled for packet generation again, and does so if necessary. |
| 385 | * |
| 386 | * @param peer to check for rescheduling |
| 387 | */ |
| 388 | static void bgp_write_proceed_actions(struct peer *peer) |
| 389 | { |
| 390 | afi_t afi; |
| 391 | safi_t safi; |
| 392 | struct peer_af *paf; |
| 393 | struct bpacket *next_pkt; |
| 394 | struct update_subgroup *subgrp; |
| 395 | enum bgp_af_index index; |
| 396 | struct peer_connection *connection = peer->connection; |
| 397 | |
| 398 | for (index = BGP_AF_START; index < BGP_AF_MAX; index++) { |
| 399 | paf = peer->peer_af_array[index]; |
| 400 | if (!paf) |
| 401 | continue; |
| 402 | |
| 403 | subgrp = paf->subgroup; |
| 404 | if (!subgrp) |
| 405 | continue; |
| 406 | |
| 407 | next_pkt = paf->next_pkt_to_send; |
| 408 | if (next_pkt && next_pkt->buffer) { |
| 409 | BGP_TIMER_ON(connection->t_generate_updgrp_packets,do { if ((connection->status != Deleted)) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 410, "bgpd/bgp_packet.c", __func__ , }, .funcname = "(bgp_generate_updgrp_packets)", .dest = "&(connection->t_generate_updgrp_packets)" , .event_type = EVENT_TIMER, }; static const struct xref * const xref_p_176 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_timer(&_xref, bm->master, (bgp_generate_updgrp_packets ), connection, (0), &(connection->t_generate_updgrp_packets )); }); } while (0) |
| 410 | bgp_generate_updgrp_packets, 0)do { if ((connection->status != Deleted)) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 410, "bgpd/bgp_packet.c", __func__ , }, .funcname = "(bgp_generate_updgrp_packets)", .dest = "&(connection->t_generate_updgrp_packets)" , .event_type = EVENT_TIMER, }; static const struct xref * const xref_p_176 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_timer(&_xref, bm->master, (bgp_generate_updgrp_packets ), connection, (0), &(connection->t_generate_updgrp_packets )); }); } while (0); |
| 411 | return; |
| 412 | } |
| 413 | |
| 414 | /* No packets readily available for AFI/SAFI, are there |
| 415 | * subgroup packets |
| 416 | * that need to be generated? */ |
| 417 | if (bpacket_queue_is_full(SUBGRP_INST(subgrp)(((subgrp)->update_group)->bgp), |
| 418 | SUBGRP_PKTQ(subgrp)&((subgrp)->pkt_queue)) |
| 419 | || subgroup_packets_to_build(subgrp)) { |
| 420 | BGP_TIMER_ON(connection->t_generate_updgrp_packets,do { if ((connection->status != Deleted)) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 421, "bgpd/bgp_packet.c", __func__ , }, .funcname = "(bgp_generate_updgrp_packets)", .dest = "&(connection->t_generate_updgrp_packets)" , .event_type = EVENT_TIMER, }; static const struct xref * const xref_p_177 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_timer(&_xref, bm->master, (bgp_generate_updgrp_packets ), connection, (0), &(connection->t_generate_updgrp_packets )); }); } while (0) |
| 421 | bgp_generate_updgrp_packets, 0)do { if ((connection->status != Deleted)) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 421, "bgpd/bgp_packet.c", __func__ , }, .funcname = "(bgp_generate_updgrp_packets)", .dest = "&(connection->t_generate_updgrp_packets)" , .event_type = EVENT_TIMER, }; static const struct xref * const xref_p_177 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_timer(&_xref, bm->master, (bgp_generate_updgrp_packets ), connection, (0), &(connection->t_generate_updgrp_packets )); }); } while (0); |
| 422 | return; |
| 423 | } |
| 424 | |
| 425 | afi = paf->afi; |
| 426 | safi = paf->safi; |
| 427 | |
| 428 | /* No packets to send, see if EOR is pending */ |
| 429 | if (CHECK_FLAG(peer->cap, PEER_CAP_RESTART_RCV)((peer->cap) & ((1U << 6)))) { |
| 430 | if (!subgrp->t_coalesce && peer->afc_nego[afi][safi] |
| 431 | && peer->synctime |
| 432 | && !CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 4))) |
| 433 | PEER_STATUS_EOR_SEND)((peer->af_sflags[afi][safi]) & ((1U << 4))) |
| 434 | && safi != SAFI_MPLS_VPN) { |
| 435 | BGP_TIMER_ON(connection->t_generate_updgrp_packets,do { if ((connection->status != Deleted)) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 436, "bgpd/bgp_packet.c", __func__ , }, .funcname = "(bgp_generate_updgrp_packets)", .dest = "&(connection->t_generate_updgrp_packets)" , .event_type = EVENT_TIMER, }; static const struct xref * const xref_p_178 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_timer(&_xref, bm->master, (bgp_generate_updgrp_packets ), connection, (0), &(connection->t_generate_updgrp_packets )); }); } while (0) |
| 436 | bgp_generate_updgrp_packets, 0)do { if ((connection->status != Deleted)) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 436, "bgpd/bgp_packet.c", __func__ , }, .funcname = "(bgp_generate_updgrp_packets)", .dest = "&(connection->t_generate_updgrp_packets)" , .event_type = EVENT_TIMER, }; static const struct xref * const xref_p_178 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_timer(&_xref, bm->master, (bgp_generate_updgrp_packets ), connection, (0), &(connection->t_generate_updgrp_packets )); }); } while (0); |
| 437 | return; |
| 438 | } |
| 439 | } |
| 440 | } |
| 441 | } |
| 442 | |
| 443 | /* |
| 444 | * Generate advertisement information (withdraws, updates, EOR) from each |
| 445 | * update group a peer belongs to, encode this information into packets, and |
| 446 | * enqueue the packets onto the peer's output buffer. |
| 447 | */ |
| 448 | void bgp_generate_updgrp_packets(struct event *thread) |
| 449 | { |
| 450 | struct peer_connection *connection = EVENT_ARG(thread)((thread)->arg); |
| 451 | struct peer *peer = connection->peer; |
| 452 | struct stream *s; |
| 453 | struct peer_af *paf; |
| 454 | struct bpacket *next_pkt; |
| 455 | uint32_t wpq; |
| 456 | uint32_t generated = 0; |
| 457 | afi_t afi; |
| 458 | safi_t safi; |
| 459 | |
| 460 | wpq = atomic_load_explicit__c11_atomic_load(&peer->bgp->wpkt_quanta, |
| 461 | memory_order_relaxed); |
| 462 | |
| 463 | /* |
| 464 | * The code beyond this part deals with update packets, proceed only |
| 465 | * if peer is Established and updates are not on hold (as part of |
| 466 | * update-delay processing). |
| 467 | */ |
| 468 | if (!peer_established(peer->connection)) |
| 469 | return; |
| 470 | |
| 471 | if ((peer->bgp->main_peers_update_hold) |
| 472 | || bgp_update_delay_active(peer->bgp)) |
| 473 | return; |
| 474 | |
| 475 | if (peer->connection->t_routeadv) |
| 476 | return; |
| 477 | |
| 478 | /* |
| 479 | * Since the following is a do while loop |
| 480 | * let's stop adding to the outq if we are |
| 481 | * already at the limit. |
| 482 | */ |
| 483 | if (connection->obuf->count >= bm->outq_limit) { |
| 484 | bgp_write_proceed_actions(peer); |
| 485 | return; |
| 486 | } |
| 487 | |
| 488 | do { |
| 489 | enum bgp_af_index index; |
| 490 | |
| 491 | s = NULL((void*)0); |
| 492 | for (index = BGP_AF_START; index < BGP_AF_MAX; index++) { |
| 493 | paf = peer->peer_af_array[index]; |
| 494 | if (!paf || !PAF_SUBGRP(paf)((paf)->subgroup)) |
| 495 | continue; |
| 496 | |
| 497 | afi = paf->afi; |
| 498 | safi = paf->safi; |
| 499 | next_pkt = paf->next_pkt_to_send; |
| 500 | |
| 501 | /* |
| 502 | * Try to generate a packet for the peer if we are at |
| 503 | * the end of the list. Always try to push out |
| 504 | * WITHDRAWs first. |
| 505 | */ |
| 506 | if (!next_pkt || !next_pkt->buffer) { |
| 507 | next_pkt = subgroup_withdraw_packet( |
| 508 | PAF_SUBGRP(paf)((paf)->subgroup)); |
| 509 | if (!next_pkt || !next_pkt->buffer) |
| 510 | subgroup_update_packet(PAF_SUBGRP(paf)((paf)->subgroup)); |
| 511 | next_pkt = paf->next_pkt_to_send; |
| 512 | } |
| 513 | |
| 514 | /* |
| 515 | * If we still don't have a packet to send to the peer, |
| 516 | * then try to find out out if we have to send eor or |
| 517 | * if not, skip to the next AFI, SAFI. Don't send the |
| 518 | * EOR prematurely; if the subgroup's coalesce timer is |
| 519 | * running, the adjacency-out structure is not created |
| 520 | * yet. |
| 521 | */ |
| 522 | if (!next_pkt || !next_pkt->buffer) { |
| 523 | if (!paf->t_announce_route) { |
| 524 | /* Make sure we supress BGP UPDATES |
| 525 | * for normal processing later again. |
| 526 | */ |
| 527 | UNSET_FLAG(paf->subgroup->sflags,(paf->subgroup->sflags) &= ~((1 << 1)) |
| 528 | SUBGRP_STATUS_FORCE_UPDATES)(paf->subgroup->sflags) &= ~((1 << 1)); |
| 529 | |
| 530 | /* If route-refresh BoRR message was |
| 531 | * already sent and we are done with |
| 532 | * re-announcing tables for a decent |
| 533 | * afi/safi, we ready to send |
| 534 | * EoRR request. |
| 535 | */ |
| 536 | if (CHECK_FLAG(((peer->af_sflags[afi][safi]) & ((1U << 7))) |
| 537 | peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 7))) |
| 538 | PEER_STATUS_BORR_SEND)((peer->af_sflags[afi][safi]) & ((1U << 7)))) { |
| 539 | bgp_route_refresh_send( |
| 540 | peer, afi, safi, 0, 0, |
| 541 | 0, |
| 542 | BGP_ROUTE_REFRESH_EORR2); |
| 543 | |
| 544 | SET_FLAG(peer->af_sflags[afi](peer->af_sflags[afi] [safi]) |= ((1U << 9)) |
| 545 | [safi],(peer->af_sflags[afi] [safi]) |= ((1U << 9)) |
| 546 | PEER_STATUS_EORR_SEND)(peer->af_sflags[afi] [safi]) |= ((1U << 9)); |
| 547 | UNSET_FLAG((peer->af_sflags[afi] [safi]) &= ~((1U << 7)) |
| 548 | peer->af_sflags[afi](peer->af_sflags[afi] [safi]) &= ~((1U << 7)) |
| 549 | [safi],(peer->af_sflags[afi] [safi]) &= ~((1U << 7)) |
| 550 | PEER_STATUS_BORR_SEND)(peer->af_sflags[afi] [safi]) &= ~((1U << 7)); |
| 551 | |
| 552 | if (bgp_debug_neighbor_events( |
| 553 | peer)) |
| 554 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (EoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 558, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (EoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_179 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (EoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 555 | "%pBP sending route-refresh (EoRR) for %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (EoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 558, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (EoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_179 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (EoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 556 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (EoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 558, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (EoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_179 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (EoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 557 | afi2str(afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (EoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 558, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (EoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_179 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (EoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 558 | safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (EoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 558, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (EoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_179 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (EoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 559 | } |
| 560 | } |
| 561 | |
| 562 | if (CHECK_FLAG(peer->cap,((peer->cap) & ((1U << 6))) |
| 563 | PEER_CAP_RESTART_RCV)((peer->cap) & ((1U << 6)))) { |
| 564 | if (!(PAF_SUBGRP(paf)((paf)->subgroup))->t_coalesce |
| 565 | && peer->afc_nego[afi][safi] |
| 566 | && peer->synctime |
| 567 | && !CHECK_FLAG(((peer->af_sflags[afi][safi]) & ((1U << 4))) |
| 568 | peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 4))) |
| 569 | PEER_STATUS_EOR_SEND)((peer->af_sflags[afi][safi]) & ((1U << 4)))) { |
| 570 | /* If EOR is disabled, |
| 571 | * the message is not sent |
| 572 | */ |
| 573 | if (BGP_SEND_EOR(peer->bgp, afi,(!((peer->bgp->flags) & ((1ULL << 22))) && ((peer->bgp->gr_info[afi][safi].t_select_deferral == ( (void*)0)) || (peer->bgp->gr_info[afi][safi].eor_required == peer->bgp->gr_info[afi][safi].eor_received))) |
| 574 | safi)(!((peer->bgp->flags) & ((1ULL << 22))) && ((peer->bgp->gr_info[afi][safi].t_select_deferral == ( (void*)0)) || (peer->bgp->gr_info[afi][safi].eor_required == peer->bgp->gr_info[afi][safi].eor_received)))) { |
| 575 | SET_FLAG((peer->af_sflags [afi] [safi]) |= ((1U << 4)) |
| 576 | peer->af_sflags(peer->af_sflags [afi] [safi]) |= ((1U << 4)) |
| 577 | [afi](peer->af_sflags [afi] [safi]) |= ((1U << 4)) |
| 578 | [safi],(peer->af_sflags [afi] [safi]) |= ((1U << 4)) |
| 579 | PEER_STATUS_EOR_SEND)(peer->af_sflags [afi] [safi]) |= ((1U << 4)); |
| 580 | |
| 581 | /* Update EOR |
| 582 | * send time |
| 583 | */ |
| 584 | peer->eor_stime[afi] |
| 585 | [safi] = |
| 586 | monotime(NULL((void*)0)); |
| 587 | |
| 588 | BGP_UPDATE_EOR_PKT(do { s = bgp_update_packet_eor(peer, afi, safi); if (s) { bgp_packet_add (peer->connection, peer, s); } } while (0) |
| 589 | peer, afi, safi,do { s = bgp_update_packet_eor(peer, afi, safi); if (s) { bgp_packet_add (peer->connection, peer, s); } } while (0) |
| 590 | s)do { s = bgp_update_packet_eor(peer, afi, safi); if (s) { bgp_packet_add (peer->connection, peer, s); } } while (0); |
| 591 | bgp_process_pending_refresh( |
| 592 | peer, afi, |
| 593 | safi); |
| 594 | } |
| 595 | } |
| 596 | } |
| 597 | continue; |
| 598 | } |
| 599 | |
| 600 | /* Update packet send time */ |
| 601 | peer->pkt_stime[afi][safi] = monotime(NULL((void*)0)); |
| 602 | |
| 603 | /* Found a packet template to send, overwrite |
| 604 | * packet with appropriate attributes from peer |
| 605 | * and advance peer */ |
| 606 | s = bpacket_reformat_for_peer(next_pkt, paf); |
| 607 | bgp_packet_add(connection, peer, s); |
| 608 | bpacket_queue_advance_peer(paf); |
| 609 | } |
| 610 | } while (s && (++generated < wpq) && |
| 611 | (connection->obuf->count <= bm->outq_limit)); |
| 612 | |
| 613 | if (generated) |
| 614 | bgp_writes_on(connection); |
| 615 | |
| 616 | bgp_write_proceed_actions(peer); |
| 617 | } |
| 618 | |
| 619 | /* |
| 620 | * Creates a BGP Keepalive packet and appends it to the peer's output queue. |
| 621 | */ |
| 622 | void bgp_keepalive_send(struct peer *peer) |
| 623 | { |
| 624 | struct stream *s; |
| 625 | |
| 626 | s = stream_new(BGP_STANDARD_MESSAGE_MAX_PACKET_SIZE4096); |
| 627 | |
| 628 | /* Make keepalive packet. */ |
| 629 | bgp_packet_set_marker(s, BGP_MSG_KEEPALIVE4); |
| 630 | |
| 631 | /* Set packet size. */ |
| 632 | bgp_packet_set_size(s); |
| 633 | |
| 634 | /* Dump packet if debug option is set. */ |
| 635 | /* bgp_packet_dump (s); */ |
| 636 | |
| 637 | if (bgp_debug_keepalive(peer)) |
| 638 | zlog_debug("%s sending KEEPALIVE", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s sending KEEPALIVE" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 638, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s sending KEEPALIVE"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_180 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s sending KEEPALIVE"), peer->host ); } while (0); |
| 639 | |
| 640 | /* Add packet to the peer. */ |
| 641 | bgp_packet_add(peer->connection, peer, s); |
| 642 | |
| 643 | bgp_writes_on(peer->connection); |
| 644 | } |
| 645 | |
| 646 | /* |
| 647 | * Creates a BGP Open packet and appends it to the peer's output queue. |
| 648 | * Sets capabilities as necessary. |
| 649 | */ |
| 650 | void bgp_open_send(struct peer_connection *connection) |
| 651 | { |
| 652 | struct stream *s; |
| 653 | uint16_t send_holdtime; |
| 654 | as_t local_as; |
| 655 | struct peer *peer = connection->peer; |
| 656 | |
| 657 | if (CHECK_FLAG(peer->flags, PEER_FLAG_TIMER)((peer->flags) & ((1ULL << 18)))) |
| 658 | send_holdtime = peer->holdtime; |
| 659 | else |
| 660 | send_holdtime = peer->bgp->default_holdtime; |
| 661 | |
| 662 | /* local-as Change */ |
| 663 | if (peer->change_local_as) |
| 664 | local_as = peer->change_local_as; |
| 665 | else |
| 666 | local_as = peer->local_as; |
| 667 | |
| 668 | s = stream_new(BGP_STANDARD_MESSAGE_MAX_PACKET_SIZE4096); |
| 669 | |
| 670 | /* Make open packet. */ |
| 671 | bgp_packet_set_marker(s, BGP_MSG_OPEN1); |
| 672 | |
| 673 | /* Set open packet values. */ |
| 674 | stream_putc(s, BGP_VERSION_44); /* BGP version */ |
| 675 | stream_putw(s, (local_as <= BGP_AS_MAX(65535)) ? (uint16_t)local_as |
| 676 | : BGP_AS_TRANS23456U); |
| 677 | stream_putw(s, send_holdtime); /* Hold Time */ |
| 678 | stream_put_in_addr(s, &peer->local_id); /* BGP Identifier */ |
| 679 | |
| 680 | /* Set capabilities */ |
| 681 | if (CHECK_FLAG(peer->flags, PEER_FLAG_EXTENDED_OPT_PARAMS)((peer->flags) & ((1ULL << 30)))) { |
| 682 | (void)bgp_open_capability(s, peer, true1); |
| 683 | } else { |
| 684 | struct stream *tmp = stream_new(STREAM_SIZE(s)((s)->size)); |
| 685 | |
| 686 | stream_copy(tmp, s); |
| 687 | if (bgp_open_capability(tmp, peer, false0) |
| 688 | > BGP_OPEN_NON_EXT_OPT_LEN255) { |
| 689 | stream_free(tmp); |
| 690 | (void)bgp_open_capability(s, peer, true1); |
| 691 | } else { |
| 692 | stream_copy(s, tmp); |
| 693 | stream_free(tmp); |
| 694 | } |
| 695 | } |
| 696 | |
| 697 | /* Set BGP packet length. */ |
| 698 | bgp_packet_set_size(s); |
| 699 | |
| 700 | if (bgp_debug_neighbor_events(peer)) |
| 701 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 704, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, 4, local_as, send_holdtime, &peer->local_id" ), }; static const struct xref * const xref_p_181 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), peer->host, 4, local_as, send_holdtime, &peer->local_id ); } while (0) |
| 702 | "%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 704, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, 4, local_as, send_holdtime, &peer->local_id" ), }; static const struct xref * const xref_p_181 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), peer->host, 4, local_as, send_holdtime, &peer->local_id ); } while (0) |
| 703 | peer->host, BGP_VERSION_4, local_as, send_holdtime,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 704, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, 4, local_as, send_holdtime, &peer->local_id" ), }; static const struct xref * const xref_p_181 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), peer->host, 4, local_as, send_holdtime, &peer->local_id ); } while (0) |
| 704 | &peer->local_id)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 704, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, 4, local_as, send_holdtime, &peer->local_id" ), }; static const struct xref * const xref_p_181 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s sending OPEN, version %d, my as %u, holdtime %d, id %pI4" ), peer->host, 4, local_as, send_holdtime, &peer->local_id ); } while (0); |
| 705 | |
| 706 | /* Dump packet if debug option is set. */ |
| 707 | /* bgp_packet_dump (s); */ |
| 708 | hook_call(bgp_packet_send, peer, BGP_MSG_OPEN, stream_get_endp(s), s)hook_call_bgp_packet_send(peer, 1, stream_get_endp(s), s); |
| 709 | |
| 710 | /* Add packet to the peer. */ |
| 711 | bgp_packet_add(connection, peer, s); |
| 712 | |
| 713 | bgp_writes_on(connection); |
| 714 | } |
| 715 | |
| 716 | /* |
| 717 | * Writes NOTIFICATION message directly to a peer socket without waiting for |
| 718 | * the I/O thread. |
| 719 | * |
| 720 | * There must be exactly one stream on the peer->connection->obuf FIFO, and the |
| 721 | * data within this stream must match the format of a BGP NOTIFICATION message. |
| 722 | * Transmission is best-effort. |
| 723 | * |
| 724 | * @requires peer->connection->io_mtx |
| 725 | * @param peer |
| 726 | * @return 0 |
| 727 | */ |
| 728 | static void bgp_write_notify(struct peer_connection *connection, |
| 729 | struct peer *peer) |
| 730 | { |
| 731 | int ret, val; |
| 732 | uint8_t type; |
| 733 | struct stream *s; |
| 734 | |
| 735 | /* There should be at least one packet. */ |
| 736 | s = stream_fifo_pop(connection->obuf); |
| 737 | |
| 738 | if (!s) |
| 739 | return; |
| 740 | |
| 741 | assert(stream_get_endp(s) >= BGP_HEADER_SIZE)({ static const struct xref_assert _xref __attribute__( (used )) = { .xref = { (((void*)0)), (XREFT_ASSERT), 741, "bgpd/bgp_packet.c" , __func__, }, .expr = "stream_get_endp(s) >= BGP_HEADER_SIZE" , }; static const struct xref * const xref_p_182 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); if (__builtin_expect ((stream_get_endp(s) >= 19) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (stream_get_endp(s) >= 19 ); }); |
| 742 | |
| 743 | /* |
| 744 | * socket is in nonblocking mode, if we can't deliver the NOTIFY, well, |
| 745 | * we only care about getting a clean shutdown at this point. |
| 746 | */ |
| 747 | ret = write(connection->fd, STREAM_DATA(s)((s)->data), stream_get_endp(s)); |
| 748 | |
| 749 | /* |
| 750 | * only connection reset/close gets counted as TCP_fatal_error, failure |
| 751 | * to write the entire NOTIFY doesn't get different FSM treatment |
| 752 | */ |
| 753 | if (ret <= 0) { |
| 754 | stream_free(s); |
| 755 | BGP_EVENT_ADD(connection, TCP_fatal_error)do { if ((connection)->status != Deleted) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 755, "bgpd/bgp_packet.c", __func__ , }, .funcname = "bgp_event", .dest = "((void*)0)", .event_type = EVENT_EVENT, }; static const struct xref * const xref_p_183 __attribute__((used, section("xref_array"))) = &(_xref.xref ); _event_add_event(&_xref, bm->master, bgp_event, (connection ), (TCP_fatal_error), ((void*)0)); }); } while (0); |
| 756 | return; |
| 757 | } |
| 758 | |
| 759 | /* Disable Nagle, make NOTIFY packet go out right away */ |
| 760 | val = 1; |
| 761 | (void)setsockopt(connection->fd, IPPROTO_TCPIPPROTO_TCP, TCP_NODELAY1, (char *)&val, |
| 762 | sizeof(val)); |
| 763 | |
| 764 | /* Retrieve BGP packet type. */ |
| 765 | stream_set_getp(s, BGP_MARKER_SIZE16 + 2); |
| 766 | type = stream_getc(s); |
| 767 | |
| 768 | assert(type == BGP_MSG_NOTIFY)({ static const struct xref_assert _xref __attribute__( (used )) = { .xref = { (((void*)0)), (XREFT_ASSERT), 768, "bgpd/bgp_packet.c" , __func__, }, .expr = "type == BGP_MSG_NOTIFY", }; static const struct xref * const xref_p_184 __attribute__((used, section( "xref_array"))) = &(_xref.xref); if (__builtin_expect((type == 3) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref, ((void *)0)); } while (type == 3); }); |
| 769 | |
| 770 | /* Type should be notify. */ |
| 771 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->notify_out, 1, memory_order_relaxed); |
| 772 | |
| 773 | /* Double start timer. */ |
| 774 | peer->v_start *= 2; |
| 775 | |
| 776 | /* Overflow check. */ |
| 777 | if (peer->v_start >= (60 * 2)) |
| 778 | peer->v_start = (60 * 2); |
| 779 | |
| 780 | /* |
| 781 | * Handle Graceful Restart case where the state changes to |
| 782 | * Connect instead of Idle |
| 783 | */ |
| 784 | BGP_EVENT_ADD(connection, BGP_Stop)do { if ((connection)->status != Deleted) ({ static const struct xref_eventsched _xref __attribute__( (used)) = { .xref = { ( ((void*)0)), (XREFT_EVENTSCHED), 784, "bgpd/bgp_packet.c", __func__ , }, .funcname = "bgp_event", .dest = "((void*)0)", .event_type = EVENT_EVENT, }; static const struct xref * const xref_p_185 __attribute__((used, section("xref_array"))) = &(_xref.xref ); _event_add_event(&_xref, bm->master, bgp_event, (connection ), (BGP_Stop), ((void*)0)); }); } while (0); |
| 785 | |
| 786 | stream_free(s); |
| 787 | } |
| 788 | |
| 789 | /* |
| 790 | * Encapsulate an original BGP CEASE Notification into Hard Reset |
| 791 | */ |
| 792 | static uint8_t *bgp_notify_encapsulate_hard_reset(uint8_t code, uint8_t subcode, |
| 793 | uint8_t *data, size_t datalen) |
| 794 | { |
| 795 | uint8_t *message = XCALLOC(MTYPE_BGP_NOTIFICATION, datalen + 2)qcalloc(MTYPE_BGP_NOTIFICATION, datalen + 2); |
| 796 | |
| 797 | /* ErrCode */ |
| 798 | message[0] = code; |
| 799 | /* Subcode */ |
| 800 | message[1] = subcode; |
| 801 | /* Data */ |
| 802 | if (datalen) |
| 803 | memcpy(message + 2, data, datalen); |
| 804 | |
| 805 | return message; |
| 806 | } |
| 807 | |
| 808 | /* |
| 809 | * Decapsulate an original BGP CEASE Notification from Hard Reset |
| 810 | */ |
| 811 | struct bgp_notify bgp_notify_decapsulate_hard_reset(struct bgp_notify *notify) |
| 812 | { |
| 813 | struct bgp_notify bn = {}; |
| 814 | |
| 815 | bn.code = notify->raw_data[0]; |
| 816 | bn.subcode = notify->raw_data[1]; |
| 817 | bn.length = notify->length - 2; |
| 818 | |
| 819 | bn.raw_data = XMALLOC(MTYPE_BGP_NOTIFICATION, bn.length)qmalloc(MTYPE_BGP_NOTIFICATION, bn.length); |
| 820 | memcpy(bn.raw_data, notify->raw_data + 2, bn.length); |
| 821 | |
| 822 | return bn; |
| 823 | } |
| 824 | |
| 825 | /* Check if Graceful-Restart N-bit is exchanged */ |
| 826 | bool_Bool bgp_has_graceful_restart_notification(struct peer *peer) |
| 827 | { |
| 828 | return CHECK_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_N_BIT_RCV)((peer->cap) & ((1U << 24))) && |
| 829 | CHECK_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_N_BIT_ADV)((peer->cap) & ((1U << 23))); |
| 830 | } |
| 831 | |
| 832 | /* |
| 833 | * Check if to send BGP CEASE Notification/Hard Reset? |
| 834 | */ |
| 835 | bool_Bool bgp_notify_send_hard_reset(struct peer *peer, uint8_t code, |
| 836 | uint8_t subcode) |
| 837 | { |
| 838 | /* When the "N" bit has been exchanged, a Hard Reset message is used to |
| 839 | * indicate to the peer that the session is to be fully terminated. |
| 840 | */ |
| 841 | if (!bgp_has_graceful_restart_notification(peer)) |
| 842 | return false0; |
| 843 | |
| 844 | /* |
| 845 | * https://datatracker.ietf.org/doc/html/rfc8538#section-5.1 |
| 846 | */ |
| 847 | if (code == BGP_NOTIFY_CEASE6) { |
| 848 | switch (subcode) { |
| 849 | case BGP_NOTIFY_CEASE_MAX_PREFIX1: |
| 850 | case BGP_NOTIFY_CEASE_ADMIN_SHUTDOWN2: |
| 851 | case BGP_NOTIFY_CEASE_PEER_UNCONFIG3: |
| 852 | case BGP_NOTIFY_CEASE_HARD_RESET9: |
| 853 | case BGP_NOTIFY_CEASE_BFD_DOWN10: |
| 854 | return true1; |
| 855 | case BGP_NOTIFY_CEASE_ADMIN_RESET4: |
| 856 | /* Provide user control: |
| 857 | * `bgp hard-adminstrative-reset` |
| 858 | */ |
| 859 | if (CHECK_FLAG(peer->bgp->flags,((peer->bgp->flags) & ((1ULL << 31))) |
| 860 | BGP_FLAG_HARD_ADMIN_RESET)((peer->bgp->flags) & ((1ULL << 31)))) |
| 861 | return true1; |
| 862 | else |
| 863 | return false0; |
| 864 | default: |
| 865 | break; |
| 866 | } |
| 867 | } |
| 868 | |
| 869 | return false0; |
| 870 | } |
| 871 | |
| 872 | /* |
| 873 | * Check if received BGP CEASE Notification/Hard Reset? |
| 874 | */ |
| 875 | bool_Bool bgp_notify_received_hard_reset(struct peer *peer, uint8_t code, |
| 876 | uint8_t subcode) |
| 877 | { |
| 878 | /* When the "N" bit has been exchanged, a Hard Reset message is used to |
| 879 | * indicate to the peer that the session is to be fully terminated. |
| 880 | */ |
| 881 | if (!bgp_has_graceful_restart_notification(peer)) |
| 882 | return false0; |
| 883 | |
| 884 | if (code == BGP_NOTIFY_CEASE6 && subcode == BGP_NOTIFY_CEASE_HARD_RESET9) |
| 885 | return true1; |
| 886 | |
| 887 | return false0; |
| 888 | } |
| 889 | |
| 890 | /* |
| 891 | * Creates a BGP Notify and appends it to the peer's output queue. |
| 892 | * |
| 893 | * This function attempts to write the packet from the thread it is called |
| 894 | * from, to ensure the packet gets out ASAP. |
| 895 | * |
| 896 | * This function may be called from multiple threads. Since the function |
| 897 | * modifies I/O buffer(s) in the peer, these are locked for the duration of the |
| 898 | * call to prevent tampering from other threads. |
| 899 | * |
| 900 | * Delivery of the NOTIFICATION is attempted once and is best-effort. After |
| 901 | * return, the peer structure *must* be reset; no assumptions about session |
| 902 | * state are valid. |
| 903 | * |
| 904 | * @param peer |
| 905 | * @param code BGP error code |
| 906 | * @param sub_code BGP error subcode |
| 907 | * @param data Data portion |
| 908 | * @param datalen length of data portion |
| 909 | */ |
| 910 | static void bgp_notify_send_internal(struct peer_connection *connection, |
| 911 | uint8_t code, uint8_t sub_code, |
| 912 | uint8_t *data, size_t datalen, |
| 913 | bool_Bool use_curr) |
| 914 | { |
| 915 | struct stream *s; |
| 916 | struct peer *peer = connection->peer; |
| 917 | bool_Bool hard_reset = bgp_notify_send_hard_reset(peer, code, sub_code); |
| 918 | |
| 919 | /* Lock I/O mutex to prevent other threads from pushing packets */ |
| 920 | frr_mutex_lock_autounlock(&connection->io_mtx)pthread_mutex_t *_mtx_186 __attribute__((unused, cleanup(_frr_mtx_unlock ))) = _frr_mtx_lock(&connection->io_mtx); |
| 921 | /* ============================================== */ |
| 922 | |
| 923 | /* Allocate new stream. */ |
| 924 | s = stream_new(peer->max_packet_size); |
| 925 | |
| 926 | /* Make notify packet. */ |
| 927 | bgp_packet_set_marker(s, BGP_MSG_NOTIFY3); |
| 928 | |
| 929 | /* Check if we should send Hard Reset Notification or not */ |
| 930 | if (hard_reset) { |
| 931 | uint8_t *hard_reset_message = bgp_notify_encapsulate_hard_reset( |
| 932 | code, sub_code, data, datalen); |
| 933 | |
| 934 | /* Hard Reset encapsulates another NOTIFICATION message |
| 935 | * in its data portion. |
| 936 | */ |
| 937 | stream_putc(s, BGP_NOTIFY_CEASE6); |
| 938 | stream_putc(s, BGP_NOTIFY_CEASE_HARD_RESET9); |
| 939 | stream_write(s, hard_reset_message, datalen + 2); |
| 940 | |
| 941 | XFREE(MTYPE_BGP_NOTIFICATION, hard_reset_message)do { qfree(MTYPE_BGP_NOTIFICATION, hard_reset_message); hard_reset_message = ((void*)0); } while (0); |
| 942 | } else { |
| 943 | stream_putc(s, code); |
| 944 | stream_putc(s, sub_code); |
| 945 | if (data) |
| 946 | stream_write(s, data, datalen); |
| 947 | } |
| 948 | |
| 949 | /* Set BGP packet length. */ |
| 950 | bgp_packet_set_size(s); |
| 951 | |
| 952 | /* wipe output buffer */ |
| 953 | stream_fifo_clean(connection->obuf); |
| 954 | |
| 955 | /* |
| 956 | * If possible, store last packet for debugging purposes. This check is |
| 957 | * in place because we are sometimes called with a doppelganger peer, |
| 958 | * who tends to have a plethora of fields nulled out. |
| 959 | * |
| 960 | * Some callers should not attempt this - the io pthread for example |
| 961 | * should not touch internals of the peer struct. |
| 962 | */ |
| 963 | if (use_curr && peer->curr) { |
| 964 | size_t packetsize = stream_get_endp(peer->curr); |
| 965 | assert(packetsize <= peer->max_packet_size)({ static const struct xref_assert _xref __attribute__( (used )) = { .xref = { (((void*)0)), (XREFT_ASSERT), 965, "bgpd/bgp_packet.c" , __func__, }, .expr = "packetsize <= peer->max_packet_size" , }; static const struct xref * const xref_p_187 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); if (__builtin_expect ((packetsize <= peer->max_packet_size) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref, ((void*)0)); } while (packetsize <= peer->max_packet_size); }); |
| 966 | if (peer->last_reset_cause) |
| 967 | stream_free(peer->last_reset_cause); |
| 968 | peer->last_reset_cause = stream_dup(peer->curr); |
| 969 | } |
| 970 | |
| 971 | /* For debug */ |
| 972 | { |
| 973 | struct bgp_notify bgp_notify; |
| 974 | int first = 0; |
| 975 | int i; |
| 976 | char c[4]; |
| 977 | |
| 978 | bgp_notify.code = code; |
| 979 | bgp_notify.subcode = sub_code; |
| 980 | bgp_notify.data = NULL((void*)0); |
| 981 | bgp_notify.length = datalen; |
| 982 | bgp_notify.raw_data = data; |
| 983 | |
| 984 | peer->notify.code = bgp_notify.code; |
| 985 | peer->notify.subcode = bgp_notify.subcode; |
| 986 | peer->notify.length = bgp_notify.length; |
| 987 | |
| 988 | if (bgp_notify.length && data) { |
| 989 | bgp_notify.data = XMALLOC(MTYPE_BGP_NOTIFICATION,qmalloc(MTYPE_BGP_NOTIFICATION, bgp_notify.length * 3) |
| 990 | bgp_notify.length * 3)qmalloc(MTYPE_BGP_NOTIFICATION, bgp_notify.length * 3); |
| 991 | for (i = 0; i < bgp_notify.length; i++) |
| 992 | if (first) { |
| 993 | snprintf(c, sizeof(c), " %02x", |
| 994 | data[i]); |
| 995 | |
| 996 | strlcat(bgp_notify.data, c, |
| 997 | bgp_notify.length); |
| 998 | |
| 999 | } else { |
| 1000 | first = 1; |
| 1001 | snprintf(c, sizeof(c), "%02x", data[i]); |
| 1002 | |
| 1003 | strlcpy(bgp_notify.data, c, |
| 1004 | bgp_notify.length); |
| 1005 | } |
| 1006 | } |
| 1007 | bgp_notify_print(peer, &bgp_notify, "sending", hard_reset); |
| 1008 | |
| 1009 | if (bgp_notify.data) { |
| 1010 | if (data) { |
| 1011 | XFREE(MTYPE_BGP_NOTIFICATION,do { qfree(MTYPE_BGP_NOTIFICATION, peer->notify.data); peer ->notify.data = ((void*)0); } while (0) |
| 1012 | peer->notify.data)do { qfree(MTYPE_BGP_NOTIFICATION, peer->notify.data); peer ->notify.data = ((void*)0); } while (0); |
| 1013 | peer->notify.data = XCALLOC(qcalloc(MTYPE_BGP_NOTIFICATION, datalen) |
| 1014 | MTYPE_BGP_NOTIFICATION, datalen)qcalloc(MTYPE_BGP_NOTIFICATION, datalen); |
| 1015 | memcpy(peer->notify.data, data, datalen); |
| 1016 | } |
| 1017 | |
| 1018 | XFREE(MTYPE_BGP_NOTIFICATION, bgp_notify.data)do { qfree(MTYPE_BGP_NOTIFICATION, bgp_notify.data); bgp_notify .data = ((void*)0); } while (0); |
| 1019 | bgp_notify.length = 0; |
| 1020 | } |
| 1021 | } |
| 1022 | |
| 1023 | /* peer reset cause */ |
| 1024 | if (code == BGP_NOTIFY_CEASE6) { |
| 1025 | if (sub_code == BGP_NOTIFY_CEASE_ADMIN_RESET4) |
| 1026 | peer->last_reset = PEER_DOWN_USER_RESET12U; |
| 1027 | else if (sub_code == BGP_NOTIFY_CEASE_ADMIN_SHUTDOWN2) { |
| 1028 | if (CHECK_FLAG(peer->sflags, PEER_STATUS_RTT_SHUTDOWN)((peer->sflags) & ((1U << 13)))) |
| 1029 | peer->last_reset = PEER_DOWN_RTT_SHUTDOWN35U; |
| 1030 | else |
| 1031 | peer->last_reset = PEER_DOWN_USER_SHUTDOWN11U; |
| 1032 | } else |
| 1033 | peer->last_reset = PEER_DOWN_NOTIFY_SEND14U; |
| 1034 | } else |
| 1035 | peer->last_reset = PEER_DOWN_NOTIFY_SEND14U; |
| 1036 | |
| 1037 | /* Add packet to peer's output queue */ |
| 1038 | stream_fifo_push(connection->obuf, s); |
| 1039 | |
| 1040 | bgp_peer_gr_flags_update(peer); |
| 1041 | BGP_GR_ROUTER_DETECT_AND_SEND_CAPABILITY_TO_ZEBRA(peer->bgp,do { struct peer *peer_loop; _Bool gr_router_detected = 0; struct listnode *node = {0}; for ((node) = ((peer->bgp->peer) ? ((peer->bgp->peer)->head) : ((void*)0)), ((peer_loop ) = ((void*)0)); (node) != ((void*)0) && ((peer_loop) = ((({ static const struct xref_assert _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 1042, "bgpd/bgp_packet.c" , __func__, }, .expr = "node", }; static const struct xref * const xref_p_188 __attribute__((used, section("xref_array"))) = & (_xref.xref); if (__builtin_expect((node) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (node); }), ({ static const struct xref_assert _xref __attribute__( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 1042, "bgpd/bgp_packet.c", __func__ , }, .expr = "(node)->data != NULL", }; static const struct xref * const xref_p_189 __attribute__((used, section("xref_array" ))) = &(_xref.xref); if (__builtin_expect(((node)->data != ((void*)0)) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref , ((void*)0)); } while ((node)->data != ((void*)0)); }), ( node)->data)), 1); (node) = ((node) ? ((node)->next) : ( (void*)0)), ((peer_loop) = ((void*)0))) { if (((peer_loop-> flags) & ((1ULL << 24)))) gr_router_detected = 1; } if (gr_router_detected && peer->bgp->present_zebra_gr_state == ZEBRA_GR_DISABLE) { bgp_zebra_send_capabilities(peer-> bgp, 0); } else if (!gr_router_detected && peer->bgp ->present_zebra_gr_state == ZEBRA_GR_ENABLE) { bgp_zebra_send_capabilities (peer->bgp, 1); } } while (0) |
| 1042 | peer->bgp->peer)do { struct peer *peer_loop; _Bool gr_router_detected = 0; struct listnode *node = {0}; for ((node) = ((peer->bgp->peer) ? ((peer->bgp->peer)->head) : ((void*)0)), ((peer_loop ) = ((void*)0)); (node) != ((void*)0) && ((peer_loop) = ((({ static const struct xref_assert _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 1042, "bgpd/bgp_packet.c" , __func__, }, .expr = "node", }; static const struct xref * const xref_p_188 __attribute__((used, section("xref_array"))) = & (_xref.xref); if (__builtin_expect((node) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (node); }), ({ static const struct xref_assert _xref __attribute__( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 1042, "bgpd/bgp_packet.c", __func__ , }, .expr = "(node)->data != NULL", }; static const struct xref * const xref_p_189 __attribute__((used, section("xref_array" ))) = &(_xref.xref); if (__builtin_expect(((node)->data != ((void*)0)) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref , ((void*)0)); } while ((node)->data != ((void*)0)); }), ( node)->data)), 1); (node) = ((node) ? ((node)->next) : ( (void*)0)), ((peer_loop) = ((void*)0))) { if (((peer_loop-> flags) & ((1ULL << 24)))) gr_router_detected = 1; } if (gr_router_detected && peer->bgp->present_zebra_gr_state == ZEBRA_GR_DISABLE) { bgp_zebra_send_capabilities(peer-> bgp, 0); } else if (!gr_router_detected && peer->bgp ->present_zebra_gr_state == ZEBRA_GR_ENABLE) { bgp_zebra_send_capabilities (peer->bgp, 1); } } while (0); |
| 1043 | |
| 1044 | bgp_write_notify(connection, peer); |
| 1045 | } |
| 1046 | |
| 1047 | /* |
| 1048 | * Creates a BGP Notify and appends it to the peer's output queue. |
| 1049 | * |
| 1050 | * This function attempts to write the packet from the thread it is called |
| 1051 | * from, to ensure the packet gets out ASAP. |
| 1052 | * |
| 1053 | * @param peer |
| 1054 | * @param code BGP error code |
| 1055 | * @param sub_code BGP error subcode |
| 1056 | */ |
| 1057 | void bgp_notify_send(struct peer_connection *connection, uint8_t code, |
| 1058 | uint8_t sub_code) |
| 1059 | { |
| 1060 | bgp_notify_send_internal(connection, code, sub_code, NULL((void*)0), 0, true1); |
| 1061 | } |
| 1062 | |
| 1063 | /* |
| 1064 | * Enqueue notification; called from the main pthread, peer object access is ok. |
| 1065 | */ |
| 1066 | void bgp_notify_send_with_data(struct peer_connection *connection, uint8_t code, |
| 1067 | uint8_t sub_code, uint8_t *data, size_t datalen) |
| 1068 | { |
| 1069 | bgp_notify_send_internal(connection, code, sub_code, data, datalen, |
| 1070 | true1); |
| 1071 | } |
| 1072 | |
| 1073 | /* |
| 1074 | * For use by the io pthread, queueing a notification but avoiding access to |
| 1075 | * the peer object. |
| 1076 | */ |
| 1077 | void bgp_notify_io_invalid(struct peer *peer, uint8_t code, uint8_t sub_code, |
| 1078 | uint8_t *data, size_t datalen) |
| 1079 | { |
| 1080 | /* Avoid touching the peer object */ |
| 1081 | bgp_notify_send_internal(peer->connection, code, sub_code, data, |
| 1082 | datalen, false0); |
| 1083 | } |
| 1084 | |
| 1085 | /* |
| 1086 | * Creates BGP Route Refresh packet and appends it to the peer's output queue. |
| 1087 | * |
| 1088 | * @param peer |
| 1089 | * @param afi Address Family Identifier |
| 1090 | * @param safi Subsequent Address Family Identifier |
| 1091 | * @param orf_type Outbound Route Filtering type |
| 1092 | * @param when_to_refresh Whether to refresh immediately or defer |
| 1093 | * @param remove Whether to remove ORF for specified AFI/SAFI |
| 1094 | * @param subtype BGP enhanced route refresh optional subtypes |
| 1095 | */ |
| 1096 | void bgp_route_refresh_send(struct peer *peer, afi_t afi, safi_t safi, |
| 1097 | uint8_t orf_type, uint8_t when_to_refresh, |
| 1098 | int remove, uint8_t subtype) |
| 1099 | { |
| 1100 | struct stream *s; |
| 1101 | struct bgp_filter *filter; |
| 1102 | int orf_refresh = 0; |
| 1103 | iana_afi_t pkt_afi = IANA_AFI_IPV4; |
| 1104 | iana_safi_t pkt_safi = IANA_SAFI_UNICAST; |
| 1105 | |
| 1106 | if (DISABLE_BGP_ANNOUNCE0) |
| 1107 | return; |
| 1108 | |
| 1109 | filter = &peer->filter[afi][safi]; |
| 1110 | |
| 1111 | /* Convert AFI, SAFI to values for packet. */ |
| 1112 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, &pkt_safi); |
| 1113 | |
| 1114 | s = stream_new(peer->max_packet_size); |
| 1115 | |
| 1116 | /* Make BGP update packet. */ |
| 1117 | if (CHECK_FLAG(peer->cap, PEER_CAP_REFRESH_RCV)((peer->cap) & ((1U << 2)))) |
| 1118 | bgp_packet_set_marker(s, BGP_MSG_ROUTE_REFRESH_NEW5); |
| 1119 | else |
| 1120 | bgp_packet_set_marker(s, BGP_MSG_ROUTE_REFRESH_OLD128); |
| 1121 | |
| 1122 | /* Encode Route Refresh message. */ |
| 1123 | stream_putw(s, pkt_afi); |
| 1124 | if (subtype) |
| 1125 | stream_putc(s, subtype); |
| 1126 | else |
| 1127 | stream_putc(s, 0); |
| 1128 | stream_putc(s, pkt_safi); |
| 1129 | |
| 1130 | if (orf_type == ORF_TYPE_PREFIX64) |
| 1131 | if (remove || filter->plist[FILTER_IN0].plist) { |
| 1132 | uint16_t orf_len; |
| 1133 | unsigned long orfp; |
| 1134 | |
| 1135 | orf_refresh = 1; |
| 1136 | stream_putc(s, when_to_refresh); |
| 1137 | stream_putc(s, orf_type); |
| 1138 | orfp = stream_get_endp(s); |
| 1139 | stream_putw(s, 0); |
| 1140 | |
| 1141 | if (remove) { |
| 1142 | UNSET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) &= ~((1U << 0)) |
| 1143 | PEER_STATUS_ORF_PREFIX_SEND)(peer->af_sflags[afi][safi]) &= ~((1U << 0)); |
| 1144 | stream_putc(s, ORF_COMMON_PART_REMOVE_ALL0xC0); |
| 1145 | if (bgp_debug_neighbor_events(peer)) |
| 1146 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1147 | "%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1148 | peer, orf_type,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1149 | (when_to_refresh ==do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1150 | REFRESH_DEFERdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1151 | ? "defer"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1152 | : "immediate"),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1153 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1154 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1154, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_190 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ to remove ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0); |
| 1155 | } else { |
| 1156 | SET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) |= ((1U << 0)) |
| 1157 | PEER_STATUS_ORF_PREFIX_SEND)(peer->af_sflags[afi][safi]) |= ((1U << 0)); |
| 1158 | prefix_bgp_orf_entry( |
| 1159 | s, filter->plist[FILTER_IN0].plist, |
| 1160 | ORF_COMMON_PART_ADD0x00, |
| 1161 | ORF_COMMON_PART_PERMIT0x00, |
| 1162 | ORF_COMMON_PART_DENY0x20); |
| 1163 | if (bgp_debug_neighbor_events(peer)) |
| 1164 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1165 | "%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1166 | peer, orf_type,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1167 | (when_to_refresh ==do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1168 | REFRESH_DEFERdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1169 | ? "defer"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1170 | : "immediate"),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1171 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0) |
| 1172 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1172, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, orf_type, (when_to_refresh == 2 ? \"defer\" : \"immediate\"), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_191 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ with pfxlist ORF(%d) (%s) for afi/safi: %s/%s" ), peer, orf_type, (when_to_refresh == 2 ? "defer" : "immediate" ), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while ( 0); |
| 1173 | } |
| 1174 | |
| 1175 | /* Total ORF Entry Len. */ |
| 1176 | orf_len = stream_get_endp(s) - orfp - 2; |
| 1177 | stream_putw_at(s, orfp, orf_len); |
| 1178 | } |
| 1179 | |
| 1180 | /* Set packet size. */ |
| 1181 | bgp_packet_set_size(s); |
| 1182 | |
| 1183 | if (bgp_debug_neighbor_events(peer)) { |
| 1184 | if (!orf_refresh) |
| 1185 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1188, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_192 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ for afi/safi: %s/%s") , peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 1186 | "%pBP sending REFRESH_REQ for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1188, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_192 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ for afi/safi: %s/%s") , peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 1187 | peer, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1188, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_192 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ for afi/safi: %s/%s") , peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 1188 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1188, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending REFRESH_REQ for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_192 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending REFRESH_REQ for afi/safi: %s/%s") , peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0); |
| 1189 | } |
| 1190 | |
| 1191 | /* Add packet to the peer. */ |
| 1192 | bgp_packet_add(peer->connection, peer, s); |
| 1193 | |
| 1194 | bgp_writes_on(peer->connection); |
| 1195 | } |
| 1196 | |
| 1197 | /* |
| 1198 | * Create a BGP Capability packet and append it to the peer's output queue. |
| 1199 | * |
| 1200 | * @param peer |
| 1201 | * @param afi Address Family Identifier |
| 1202 | * @param safi Subsequent Address Family Identifier |
| 1203 | * @param capability_code BGP Capability Code |
| 1204 | * @param action Set or Remove capability |
| 1205 | */ |
| 1206 | void bgp_capability_send(struct peer *peer, afi_t afi, safi_t safi, |
| 1207 | int capability_code, int action) |
| 1208 | { |
| 1209 | struct stream *s; |
| 1210 | iana_afi_t pkt_afi = IANA_AFI_IPV4; |
| 1211 | iana_safi_t pkt_safi = IANA_SAFI_UNICAST; |
| 1212 | unsigned long cap_len; |
| 1213 | uint16_t len; |
| 1214 | uint32_t gr_restart_time; |
| 1215 | uint8_t addpath_afi_safi_count = 0; |
| 1216 | bool_Bool adv_addpath_tx = false0; |
| 1217 | unsigned long number_of_orfs_p; |
| 1218 | uint8_t number_of_orfs = 0; |
| 1219 | const char *capability = lookup_msg(capcode_str, capability_code, |
| 1220 | "Unknown"); |
| 1221 | const char *hostname = cmd_hostname_get(); |
| 1222 | const char *domainname = cmd_domainname_get(); |
| 1223 | |
| 1224 | if (!peer_established(peer->connection)) |
| 1225 | return; |
| 1226 | |
| 1227 | if (!CHECK_FLAG(peer->cap, PEER_CAP_DYNAMIC_RCV)((peer->cap) & ((1U << 4))) && |
| 1228 | !CHECK_FLAG(peer->cap, PEER_CAP_DYNAMIC_ADV)((peer->cap) & ((1U << 3)))) |
| 1229 | return; |
| 1230 | |
| 1231 | /* Convert AFI, SAFI to values for packet. */ |
| 1232 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, &pkt_safi); |
| 1233 | |
| 1234 | s = stream_new(peer->max_packet_size); |
| 1235 | |
| 1236 | /* Make BGP update packet. */ |
| 1237 | bgp_packet_set_marker(s, BGP_MSG_CAPABILITY6); |
| 1238 | |
| 1239 | /* Encode MP_EXT capability. */ |
| 1240 | switch (capability_code) { |
| 1241 | case CAPABILITY_CODE_SOFT_VERSION75: |
| 1242 | SET_FLAG(peer->cap, PEER_CAP_SOFT_VERSION_ADV)(peer->cap) |= ((1U << 27)); |
| 1243 | stream_putc(s, action); |
| 1244 | stream_putc(s, CAPABILITY_CODE_SOFT_VERSION75); |
| 1245 | cap_len = stream_get_endp(s); |
| 1246 | stream_putc(s, 0); /* Capability Length */ |
| 1247 | |
| 1248 | /* The Capability Length SHOULD be no greater than 64. |
| 1249 | * This is the limit to allow other capabilities as much |
| 1250 | * space as they require. |
| 1251 | */ |
| 1252 | const char *soft_version = cmd_software_version_get(); |
| 1253 | |
| 1254 | len = strlen(soft_version); |
| 1255 | if (len > BGP_MAX_SOFT_VERSION64) |
| 1256 | len = BGP_MAX_SOFT_VERSION64; |
| 1257 | |
| 1258 | stream_putc(s, len); |
| 1259 | stream_put(s, soft_version, len); |
| 1260 | |
| 1261 | /* Software Version capability Len. */ |
| 1262 | len = stream_get_endp(s) - cap_len - 1; |
| 1263 | stream_putc_at(s, cap_len, len); |
| 1264 | |
| 1265 | if (bgp_debug_neighbor_events(peer)) |
| 1266 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1267 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1268 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1269 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1270 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1271 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1272 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1272, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_193 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1273 | break; |
| 1274 | case CAPABILITY_CODE_MP1: |
| 1275 | stream_putc(s, action); |
| 1276 | stream_putc(s, CAPABILITY_CODE_MP1); |
| 1277 | stream_putc(s, CAPABILITY_CODE_MP_LEN4); |
| 1278 | stream_putw(s, pkt_afi); |
| 1279 | stream_putc(s, 0); |
| 1280 | stream_putc(s, pkt_safi); |
| 1281 | |
| 1282 | if (bgp_debug_neighbor_events(peer)) |
| 1283 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1284 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1285 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1286 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1287 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1288 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1289 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1289, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_194 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1290 | break; |
| 1291 | case CAPABILITY_CODE_RESTART64: |
| 1292 | if (!CHECK_FLAG(peer->flags, PEER_FLAG_GRACEFUL_RESTART)((peer->flags) & ((1ULL << 24))) && |
| 1293 | !CHECK_FLAG(peer->flags, PEER_FLAG_GRACEFUL_RESTART_HELPER)((peer->flags) & ((1ULL << 23)))) |
| 1294 | return; |
| 1295 | |
| 1296 | SET_FLAG(peer->cap, PEER_CAP_RESTART_ADV)(peer->cap) |= ((1U << 5)); |
| 1297 | stream_putc(s, action); |
| 1298 | stream_putc(s, CAPABILITY_CODE_RESTART64); |
| 1299 | cap_len = stream_get_endp(s); |
| 1300 | stream_putc(s, 0); |
| 1301 | gr_restart_time = peer->bgp->restart_time; |
| 1302 | |
| 1303 | if (peer->bgp->t_startup) { |
| 1304 | SET_FLAG(gr_restart_time, GRACEFUL_RESTART_R_BIT)(gr_restart_time) |= (0x8000); |
| 1305 | SET_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_R_BIT_ADV)(peer->cap) |= ((1U << 9)); |
| 1306 | } |
| 1307 | |
| 1308 | if (CHECK_FLAG(peer->bgp->flags,((peer->bgp->flags) & ((1ULL << 30))) |
| 1309 | BGP_FLAG_GRACEFUL_NOTIFICATION)((peer->bgp->flags) & ((1ULL << 30)))) { |
| 1310 | SET_FLAG(gr_restart_time, GRACEFUL_RESTART_N_BIT)(gr_restart_time) |= (0x4000); |
| 1311 | SET_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_N_BIT_ADV)(peer->cap) |= ((1U << 23)); |
| 1312 | } |
| 1313 | |
| 1314 | stream_putw(s, gr_restart_time); |
| 1315 | |
| 1316 | if (CHECK_FLAG(peer->flags, PEER_FLAG_GRACEFUL_RESTART)((peer->flags) & ((1ULL << 24)))) { |
| 1317 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 1318 | if (!peer->afc[afi][safi]) |
| 1319 | continue; |
| 1320 | |
| 1321 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, |
| 1322 | &pkt_safi); |
| 1323 | stream_putw(s, pkt_afi); |
| 1324 | stream_putc(s, pkt_safi); |
| 1325 | if (CHECK_FLAG(peer->bgp->flags,((peer->bgp->flags) & ((1ULL << 18))) |
| 1326 | BGP_FLAG_GR_PRESERVE_FWD)((peer->bgp->flags) & ((1ULL << 18)))) |
| 1327 | stream_putc(s, GRACEFUL_RESTART_F_BIT0x80); |
| 1328 | else |
| 1329 | stream_putc(s, 0); |
| 1330 | } |
| 1331 | } |
| 1332 | |
| 1333 | len = stream_get_endp(s) - cap_len - 1; |
| 1334 | stream_putc_at(s, cap_len, len); |
| 1335 | |
| 1336 | if (bgp_debug_neighbor_events(peer)) |
| 1337 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1338 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1339 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1340 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1341 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1342 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1343 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1343, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_195 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1344 | |
| 1345 | break; |
| 1346 | case CAPABILITY_CODE_LLGR71: |
| 1347 | if (!CHECK_FLAG(peer->cap, PEER_CAP_RESTART_ADV)((peer->cap) & ((1U << 5)))) |
| 1348 | return; |
| 1349 | |
| 1350 | SET_FLAG(peer->cap, PEER_CAP_LLGR_ADV)(peer->cap) |= ((1U << 21)); |
| 1351 | |
| 1352 | stream_putc(s, action); |
| 1353 | stream_putc(s, CAPABILITY_CODE_LLGR71); |
| 1354 | cap_len = stream_get_endp(s); |
| 1355 | stream_putc(s, 0); |
| 1356 | |
| 1357 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 1358 | if (!peer->afc[afi][safi]) |
| 1359 | continue; |
| 1360 | |
| 1361 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, |
| 1362 | &pkt_safi); |
| 1363 | |
| 1364 | stream_putw(s, pkt_afi); |
| 1365 | stream_putc(s, pkt_safi); |
| 1366 | stream_putc(s, LLGR_F_BIT0x80); |
| 1367 | stream_put3(s, peer->bgp->llgr_stale_time); |
| 1368 | |
| 1369 | SET_FLAG(peer->af_cap[afi][safi], PEER_CAP_LLGR_AF_ADV)(peer->af_cap[afi][safi]) |= ((1U << 15)); |
| 1370 | } |
| 1371 | |
| 1372 | len = stream_get_endp(s) - cap_len - 1; |
| 1373 | stream_putc_at(s, cap_len, len); |
| 1374 | |
| 1375 | if (bgp_debug_neighbor_events(peer)) |
| 1376 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1377 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1378 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1379 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1380 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1381 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1382 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1382, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_196 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1383 | break; |
| 1384 | case CAPABILITY_CODE_ADDPATH69: |
| 1385 | SET_FLAG(peer->cap, PEER_CAP_ADDPATH_ADV)(peer->cap) |= ((1U << 11)); |
| 1386 | |
| 1387 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 1388 | if (peer->afc[afi][safi]) { |
| 1389 | addpath_afi_safi_count++; |
| 1390 | |
| 1391 | /* Only advertise addpath TX if a feature that |
| 1392 | * will use it is |
| 1393 | * configured */ |
| 1394 | if (peer->addpath_type[afi][safi] != |
| 1395 | BGP_ADDPATH_NONE) |
| 1396 | adv_addpath_tx = true1; |
| 1397 | |
| 1398 | /* If we have enabled labeled unicast, we MUST check |
| 1399 | * against unicast SAFI because addpath IDs are |
| 1400 | * allocated under unicast SAFI, the same as the RIB |
| 1401 | * is managed in unicast SAFI. |
| 1402 | */ |
| 1403 | if (safi == SAFI_LABELED_UNICAST) |
| 1404 | if (peer->addpath_type[afi][SAFI_UNICAST] != |
| 1405 | BGP_ADDPATH_NONE) |
| 1406 | adv_addpath_tx = true1; |
| 1407 | } |
| 1408 | } |
| 1409 | |
| 1410 | stream_putc(s, action); |
| 1411 | stream_putc(s, CAPABILITY_CODE_ADDPATH69); |
| 1412 | stream_putc(s, CAPABILITY_CODE_ADDPATH_LEN4 * |
| 1413 | addpath_afi_safi_count); |
| 1414 | |
| 1415 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 1416 | if (peer->afc[afi][safi]) { |
| 1417 | bool_Bool adv_addpath_rx = |
| 1418 | !CHECK_FLAG(peer->af_flags[afi][safi],((peer->af_flags[afi][safi]) & ((1ULL << 27))) |
| 1419 | PEER_FLAG_DISABLE_ADDPATH_RX)((peer->af_flags[afi][safi]) & ((1ULL << 27))); |
| 1420 | uint8_t flags = 0; |
| 1421 | |
| 1422 | /* Convert AFI, SAFI to values for packet. */ |
| 1423 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, |
| 1424 | &pkt_safi); |
| 1425 | |
| 1426 | stream_putw(s, pkt_afi); |
| 1427 | stream_putc(s, pkt_safi); |
| 1428 | |
| 1429 | if (adv_addpath_rx) { |
| 1430 | SET_FLAG(flags, BGP_ADDPATH_RX)(flags) |= (1); |
| 1431 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 10)) |
| 1432 | PEER_CAP_ADDPATH_AF_RX_ADV)(peer->af_cap[afi][safi]) |= ((1U << 10)); |
| 1433 | } else { |
| 1434 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 10)) |
| 1435 | PEER_CAP_ADDPATH_AF_RX_ADV)(peer->af_cap[afi][safi]) &= ~((1U << 10)); |
| 1436 | } |
| 1437 | |
| 1438 | if (adv_addpath_tx) { |
| 1439 | SET_FLAG(flags, BGP_ADDPATH_TX)(flags) |= (2); |
| 1440 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 8)) |
| 1441 | PEER_CAP_ADDPATH_AF_TX_ADV)(peer->af_cap[afi][safi]) |= ((1U << 8)); |
| 1442 | if (safi == SAFI_LABELED_UNICAST) |
| 1443 | SET_FLAG(peer->af_cap[afi](peer->af_cap[afi] [SAFI_UNICAST]) |= ((1U << 8)) |
| 1444 | [SAFI_UNICAST],(peer->af_cap[afi] [SAFI_UNICAST]) |= ((1U << 8)) |
| 1445 | PEER_CAP_ADDPATH_AF_TX_ADV)(peer->af_cap[afi] [SAFI_UNICAST]) |= ((1U << 8)); |
| 1446 | } else { |
| 1447 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 8)) |
| 1448 | PEER_CAP_ADDPATH_AF_TX_ADV)(peer->af_cap[afi][safi]) &= ~((1U << 8)); |
| 1449 | } |
| 1450 | |
| 1451 | stream_putc(s, flags); |
| 1452 | } |
| 1453 | } |
| 1454 | |
| 1455 | if (bgp_debug_neighbor_events(peer)) |
| 1456 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1457 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1458 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1459 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1460 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1461 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1462 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1462, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_197 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1463 | |
| 1464 | break; |
| 1465 | case CAPABILITY_CODE_ORF3: |
| 1466 | /* Convert AFI, SAFI to values for packet. */ |
| 1467 | bgp_map_afi_safi_int2iana(afi, safi, &pkt_afi, &pkt_safi); |
| 1468 | |
| 1469 | stream_putc(s, action); |
| 1470 | stream_putc(s, CAPABILITY_CODE_ORF3); |
| 1471 | cap_len = stream_get_endp(s); |
| 1472 | stream_putc(s, 0); |
| 1473 | |
| 1474 | stream_putw(s, pkt_afi); /* Address Family Identifier */ |
| 1475 | stream_putc(s, 0); /* Reserved */ |
| 1476 | stream_putc(s, |
| 1477 | pkt_safi); /* Subsequent Address Family Identifier */ |
| 1478 | |
| 1479 | number_of_orfs_p = |
| 1480 | stream_get_endp(s); /* Number of ORFs pointer */ |
| 1481 | stream_putc(s, 0); /* Number of ORFs */ |
| 1482 | |
| 1483 | /* Address Prefix ORF */ |
| 1484 | if (CHECK_FLAG(peer->af_flags[afi][safi],((peer->af_flags[afi][safi]) & ((1ULL << 12))) |
| 1485 | PEER_FLAG_ORF_PREFIX_SM)((peer->af_flags[afi][safi]) & ((1ULL << 12))) || |
| 1486 | CHECK_FLAG(peer->af_flags[afi][safi],((peer->af_flags[afi][safi]) & ((1ULL << 13))) |
| 1487 | PEER_FLAG_ORF_PREFIX_RM)((peer->af_flags[afi][safi]) & ((1ULL << 13)))) { |
| 1488 | stream_putc(s, ORF_TYPE_PREFIX64); |
| 1489 | |
| 1490 | if (CHECK_FLAG(peer->af_flags[afi][safi],((peer->af_flags[afi][safi]) & ((1ULL << 12))) |
| 1491 | PEER_FLAG_ORF_PREFIX_SM)((peer->af_flags[afi][safi]) & ((1ULL << 12))) && |
| 1492 | CHECK_FLAG(peer->af_flags[afi][safi],((peer->af_flags[afi][safi]) & ((1ULL << 13))) |
| 1493 | PEER_FLAG_ORF_PREFIX_RM)((peer->af_flags[afi][safi]) & ((1ULL << 13)))) { |
| 1494 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 0)) |
| 1495 | PEER_CAP_ORF_PREFIX_SM_ADV)(peer->af_cap[afi][safi]) |= ((1U << 0)); |
| 1496 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 1)) |
| 1497 | PEER_CAP_ORF_PREFIX_RM_ADV)(peer->af_cap[afi][safi]) |= ((1U << 1)); |
| 1498 | stream_putc(s, ORF_MODE_BOTH3); |
| 1499 | } else if (CHECK_FLAG(peer->af_flags[afi][safi],((peer->af_flags[afi][safi]) & ((1ULL << 12))) |
| 1500 | PEER_FLAG_ORF_PREFIX_SM)((peer->af_flags[afi][safi]) & ((1ULL << 12)))) { |
| 1501 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 0)) |
| 1502 | PEER_CAP_ORF_PREFIX_SM_ADV)(peer->af_cap[afi][safi]) |= ((1U << 0)); |
| 1503 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 1)) |
| 1504 | PEER_CAP_ORF_PREFIX_RM_ADV)(peer->af_cap[afi][safi]) &= ~((1U << 1)); |
| 1505 | stream_putc(s, ORF_MODE_SEND2); |
| 1506 | } else { |
| 1507 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 1)) |
| 1508 | PEER_CAP_ORF_PREFIX_RM_ADV)(peer->af_cap[afi][safi]) |= ((1U << 1)); |
| 1509 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 0)) |
| 1510 | PEER_CAP_ORF_PREFIX_SM_ADV)(peer->af_cap[afi][safi]) &= ~((1U << 0)); |
| 1511 | stream_putc(s, ORF_MODE_RECEIVE1); |
| 1512 | } |
| 1513 | number_of_orfs++; |
| 1514 | } else { |
| 1515 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 0)) |
| 1516 | PEER_CAP_ORF_PREFIX_SM_ADV)(peer->af_cap[afi][safi]) &= ~((1U << 0)); |
| 1517 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 1)) |
| 1518 | PEER_CAP_ORF_PREFIX_RM_ADV)(peer->af_cap[afi][safi]) &= ~((1U << 1)); |
| 1519 | } |
| 1520 | |
| 1521 | /* Total Number of ORFs. */ |
| 1522 | stream_putc_at(s, number_of_orfs_p, number_of_orfs); |
| 1523 | |
| 1524 | len = stream_get_endp(s) - cap_len - 1; |
| 1525 | stream_putc_at(s, cap_len, len); |
| 1526 | |
| 1527 | if (bgp_debug_neighbor_events(peer)) |
| 1528 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1529 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1530 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1531 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1532 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1533 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1534 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1534, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_198 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1535 | break; |
| 1536 | case CAPABILITY_CODE_FQDN73: |
| 1537 | if (hostname) { |
| 1538 | SET_FLAG(peer->cap, PEER_CAP_HOSTNAME_ADV)(peer->cap) |= ((1U << 15)); |
| 1539 | stream_putc(s, action); |
| 1540 | stream_putc(s, CAPABILITY_CODE_FQDN73); |
| 1541 | cap_len = stream_get_endp(s); |
| 1542 | stream_putc(s, 0); /* Capability Length */ |
| 1543 | |
| 1544 | len = strlen(hostname); |
| 1545 | if (len > BGP_MAX_HOSTNAME64) |
| 1546 | len = BGP_MAX_HOSTNAME64; |
| 1547 | |
| 1548 | stream_putc(s, len); |
| 1549 | stream_put(s, hostname, len); |
| 1550 | |
| 1551 | if (domainname) { |
| 1552 | len = strlen(domainname); |
| 1553 | if (len > BGP_MAX_HOSTNAME64) |
| 1554 | len = BGP_MAX_HOSTNAME64; |
| 1555 | |
| 1556 | stream_putc(s, len); |
| 1557 | stream_put(s, domainname, len); |
| 1558 | } else |
| 1559 | stream_putc(s, 0); |
| 1560 | |
| 1561 | len = stream_get_endp(s) - cap_len - 1; |
| 1562 | stream_putc_at(s, cap_len, len); |
| 1563 | |
| 1564 | if (bgp_debug_neighbor_events(peer)) |
| 1565 | zlog_debug("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1566 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1567 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1568 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1569 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1570 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 1571 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1571, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_199 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending CAPABILITY has %s %s for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 1572 | } |
| 1573 | break; |
| 1574 | case CAPABILITY_CODE_REFRESH2: |
| 1575 | case CAPABILITY_CODE_AS465: |
| 1576 | case CAPABILITY_CODE_DYNAMIC67: |
| 1577 | case CAPABILITY_CODE_ENHANCED_RR70: |
| 1578 | case CAPABILITY_CODE_ENHE5: |
| 1579 | case CAPABILITY_CODE_EXT_MESSAGE6: |
| 1580 | break; |
| 1581 | case CAPABILITY_CODE_ROLE9: |
| 1582 | if (peer->local_role != ROLE_UNDEFINED255) { |
| 1583 | SET_FLAG(peer->cap, PEER_CAP_ROLE_ADV)(peer->cap) |= ((1U << 25)); |
| 1584 | stream_putc(s, action); |
| 1585 | stream_putc(s, CAPABILITY_CODE_ROLE9); |
| 1586 | stream_putc(s, CAPABILITY_CODE_ROLE_LEN1); |
| 1587 | stream_putc(s, peer->local_role); |
| 1588 | } |
| 1589 | break; |
| 1590 | default: |
| 1591 | break; |
| 1592 | } |
| 1593 | |
| 1594 | /* Set packet size. */ |
| 1595 | bgp_packet_set_size(s); |
| 1596 | |
| 1597 | /* Add packet to the peer. */ |
| 1598 | bgp_packet_add(peer->connection, peer, s); |
| 1599 | |
| 1600 | bgp_writes_on(peer->connection); |
| 1601 | } |
| 1602 | |
| 1603 | /* RFC1771 6.8 Connection collision detection. */ |
| 1604 | static int bgp_collision_detect(struct peer_connection *connection, |
| 1605 | struct peer *new, struct in_addr remote_id) |
| 1606 | { |
| 1607 | struct peer *peer; |
| 1608 | struct peer_connection *other; |
| 1609 | |
| 1610 | /* |
| 1611 | * Upon receipt of an OPEN message, the local system must examine |
| 1612 | * all of its connections that are in the OpenConfirm state. A BGP |
| 1613 | * speaker may also examine connections in an OpenSent state if it |
| 1614 | * knows the BGP Identifier of the peer by means outside of the |
| 1615 | * protocol. If among these connections there is a connection to a |
| 1616 | * remote BGP speaker whose BGP Identifier equals the one in the |
| 1617 | * OPEN message, then the local system performs the following |
| 1618 | * collision resolution procedure: |
| 1619 | */ |
| 1620 | peer = new->doppelganger; |
| 1621 | if (peer == NULL((void*)0)) |
| 1622 | return 0; |
| 1623 | |
| 1624 | other = peer->connection; |
| 1625 | |
| 1626 | /* |
| 1627 | * Do not accept the new connection in Established or Clearing |
| 1628 | * states. Note that a peer GR is handled by closing the existing |
| 1629 | * connection upon receipt of new one. |
| 1630 | */ |
| 1631 | if (peer_established(other) || |
| 1632 | other->status == Clearing) { |
| 1633 | bgp_notify_send(connection, BGP_NOTIFY_CEASE6, |
| 1634 | BGP_NOTIFY_CEASE_COLLISION_RESOLUTION7); |
| 1635 | return -1; |
| 1636 | } |
| 1637 | |
| 1638 | if ((other->status != OpenConfirm) && |
| 1639 | (other->status != OpenSent)) |
| 1640 | return 0; |
| 1641 | |
| 1642 | /* |
| 1643 | * 1. The BGP Identifier of the local system is |
| 1644 | * compared to the BGP Identifier of the remote |
| 1645 | * system (as specified in the OPEN message). |
| 1646 | * |
| 1647 | * If the BGP Identifiers of the peers |
| 1648 | * involved in the connection collision |
| 1649 | * are identical, then the connection |
| 1650 | * initiated by the BGP speaker with the |
| 1651 | * larger AS number is preserved. |
| 1652 | */ |
| 1653 | if (ntohl(peer->local_id.s_addr) < ntohl(remote_id.s_addr) |
| 1654 | || (ntohl(peer->local_id.s_addr) == ntohl(remote_id.s_addr) |
| 1655 | && peer->local_as < peer->as)) |
| 1656 | if (!CHECK_FLAG(peer->sflags, PEER_STATUS_ACCEPT_PEER)((peer->sflags) & ((1U << 0)))) { |
| 1657 | /* |
| 1658 | * 2. If the value of the local BGP |
| 1659 | * Identifier is less than the remote one, |
| 1660 | * the local system closes BGP connection |
| 1661 | * that already exists (the one that is |
| 1662 | * already in the OpenConfirm state), |
| 1663 | * and accepts BGP connection initiated by |
| 1664 | * the remote system. |
| 1665 | */ |
| 1666 | bgp_notify_send(other, BGP_NOTIFY_CEASE6, |
| 1667 | BGP_NOTIFY_CEASE_COLLISION_RESOLUTION7); |
| 1668 | return 1; |
| 1669 | } else { |
| 1670 | bgp_notify_send(connection, BGP_NOTIFY_CEASE6, |
| 1671 | BGP_NOTIFY_CEASE_COLLISION_RESOLUTION7); |
| 1672 | return -1; |
| 1673 | } |
| 1674 | else { |
| 1675 | if (ntohl(peer->local_id.s_addr) == ntohl(remote_id.s_addr) |
| 1676 | && peer->local_as == peer->as) |
| 1677 | flog_err(EC_BGP_ROUTER_ID_SAME,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Peer's router-id %pI4 is the same as ours" ), .hashu32 = {(3), (EC_BGP_ROUTER_ID_SAME)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 1679, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("Peer's router-id %pI4 is the same as ours" ), .priority = (3), .ec = (EC_BGP_ROUTER_ID_SAME), .args = ("&remote_id" ), }; static const struct xref * const xref_p_200 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Peer's router-id %pI4 is the same as ours"), & remote_id); } while (0) |
| 1678 | "Peer's router-id %pI4 is the same as ours",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Peer's router-id %pI4 is the same as ours" ), .hashu32 = {(3), (EC_BGP_ROUTER_ID_SAME)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 1679, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("Peer's router-id %pI4 is the same as ours" ), .priority = (3), .ec = (EC_BGP_ROUTER_ID_SAME), .args = ("&remote_id" ), }; static const struct xref * const xref_p_200 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Peer's router-id %pI4 is the same as ours"), & remote_id); } while (0) |
| 1679 | &remote_id)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Peer's router-id %pI4 is the same as ours" ), .hashu32 = {(3), (EC_BGP_ROUTER_ID_SAME)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 1679, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("Peer's router-id %pI4 is the same as ours" ), .priority = (3), .ec = (EC_BGP_ROUTER_ID_SAME), .args = ("&remote_id" ), }; static const struct xref * const xref_p_200 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("Peer's router-id %pI4 is the same as ours"), & remote_id); } while (0); |
| 1680 | |
| 1681 | /* |
| 1682 | * 3. Otherwise, the local system closes newly |
| 1683 | * created BGP connection (the one associated with the |
| 1684 | * newly received OPEN message), and continues to use |
| 1685 | * the existing one (the one that is already in the |
| 1686 | * OpenConfirm state). |
| 1687 | */ |
| 1688 | if (CHECK_FLAG(peer->sflags, PEER_STATUS_ACCEPT_PEER)((peer->sflags) & ((1U << 0)))) { |
| 1689 | bgp_notify_send(other, BGP_NOTIFY_CEASE6, |
| 1690 | BGP_NOTIFY_CEASE_COLLISION_RESOLUTION7); |
| 1691 | return 1; |
| 1692 | } else { |
| 1693 | bgp_notify_send(connection, BGP_NOTIFY_CEASE6, |
| 1694 | BGP_NOTIFY_CEASE_COLLISION_RESOLUTION7); |
| 1695 | return -1; |
| 1696 | } |
| 1697 | } |
| 1698 | } |
| 1699 | |
| 1700 | /* Packet processing routines ---------------------------------------------- */ |
| 1701 | /* |
| 1702 | * This is a family of functions designed to be called from |
| 1703 | * bgp_process_packet(). These functions all share similar behavior and should |
| 1704 | * adhere to the following invariants and restrictions: |
| 1705 | * |
| 1706 | * Return codes |
| 1707 | * ------------ |
| 1708 | * The return code of any one of those functions should be one of the FSM event |
| 1709 | * codes specified in bgpd.h. If a NOTIFY was sent, this event code MUST be |
| 1710 | * BGP_Stop. Otherwise, the code SHOULD correspond to the function's expected |
| 1711 | * packet type. For example, bgp_open_receive() should return BGP_Stop upon |
| 1712 | * error and Receive_OPEN_message otherwise. |
| 1713 | * |
| 1714 | * If no action is necessary, the correct return code is BGP_PACKET_NOOP as |
| 1715 | * defined below. |
| 1716 | * |
| 1717 | * Side effects |
| 1718 | * ------------ |
| 1719 | * - May send NOTIFY messages |
| 1720 | * - May not modify peer->connection->status |
| 1721 | * - May not call bgp_event_update() |
| 1722 | */ |
| 1723 | |
| 1724 | #define BGP_PACKET_NOOP0 0 |
| 1725 | |
| 1726 | /** |
| 1727 | * Process BGP OPEN message for peer. |
| 1728 | * |
| 1729 | * If any errors are encountered in the OPEN message, immediately sends NOTIFY |
| 1730 | * and returns BGP_Stop. |
| 1731 | * |
| 1732 | * @param peer |
| 1733 | * @param size size of the packet |
| 1734 | * @return as in summary |
| 1735 | */ |
| 1736 | static int bgp_open_receive(struct peer_connection *connection, |
| 1737 | struct peer *peer, bgp_size_t size) |
| 1738 | { |
| 1739 | int ret; |
| 1740 | uint8_t version; |
| 1741 | uint16_t optlen; |
| 1742 | uint16_t holdtime; |
| 1743 | uint16_t send_holdtime; |
| 1744 | as_t remote_as; |
| 1745 | as_t as4 = 0, as4_be; |
| 1746 | struct in_addr remote_id; |
| 1747 | int mp_capability; |
| 1748 | uint8_t notify_data_remote_as[2]; |
| 1749 | uint8_t notify_data_remote_as4[4]; |
| 1750 | uint8_t notify_data_remote_id[4]; |
| 1751 | uint16_t *holdtime_ptr; |
| 1752 | |
| 1753 | /* Parse open packet. */ |
| 1754 | version = stream_getc(peer->curr); |
| 1755 | memcpy(notify_data_remote_as, stream_pnt(peer->curr), 2); |
| 1756 | remote_as = stream_getw(peer->curr); |
| 1757 | holdtime_ptr = (uint16_t *)stream_pnt(peer->curr); |
| 1758 | holdtime = stream_getw(peer->curr); |
| 1759 | memcpy(notify_data_remote_id, stream_pnt(peer->curr), 4); |
| 1760 | remote_id.s_addr = stream_get_ipv4(peer->curr); |
| 1761 | |
| 1762 | /* BEGIN to read the capability here, but dont do it yet */ |
| 1763 | mp_capability = 0; |
| 1764 | optlen = stream_getc(peer->curr); |
| 1765 | |
| 1766 | /* Extended Optional Parameters Length for BGP OPEN Message */ |
| 1767 | if (optlen == BGP_OPEN_NON_EXT_OPT_LEN255 |
| 1768 | || CHECK_FLAG(peer->flags, PEER_FLAG_EXTENDED_OPT_PARAMS)((peer->flags) & ((1ULL << 30)))) { |
| 1769 | uint8_t opttype; |
| 1770 | |
| 1771 | if (STREAM_READABLE(peer->curr)((peer->curr)->endp - (peer->curr)->getp) < 1) { |
| 1772 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes for extended optional parameters" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1775, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes for extended optional parameters" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_201 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes for extended optional parameters" ), peer->host); } while (0) |
| 1773 | EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes for extended optional parameters" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1775, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes for extended optional parameters" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_201 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes for extended optional parameters" ), peer->host); } while (0) |
| 1774 | "%s: stream does not have enough bytes for extended optional parameters",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes for extended optional parameters" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1775, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes for extended optional parameters" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_201 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes for extended optional parameters" ), peer->host); } while (0) |
| 1775 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes for extended optional parameters" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1775, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes for extended optional parameters" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_201 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes for extended optional parameters" ), peer->host); } while (0); |
| 1776 | bgp_notify_send(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1777 | BGP_NOTIFY_OPEN_MALFORMED_ATTR0); |
| 1778 | return BGP_Stop; |
| 1779 | } |
| 1780 | |
| 1781 | opttype = stream_getc(peer->curr); |
| 1782 | if (opttype == BGP_OPEN_NON_EXT_OPT_TYPE_EXTENDED_LENGTH255) { |
| 1783 | if (STREAM_READABLE(peer->curr)((peer->curr)->endp - (peer->curr)->getp) < 2) { |
| 1784 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1787, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_202 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), peer->host); } while (0) |
| 1785 | EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1787, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_202 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), peer->host); } while (0) |
| 1786 | "%s: stream does not have enough bytes to read the extended optional parameters optlen",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1787, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_202 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), peer->host); } while (0) |
| 1787 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1787, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_202 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream does not have enough bytes to read the extended optional parameters optlen" ), peer->host); } while (0); |
| 1788 | bgp_notify_send(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1789 | BGP_NOTIFY_OPEN_MALFORMED_ATTR0); |
| 1790 | return BGP_Stop; |
| 1791 | } |
| 1792 | optlen = stream_getw(peer->curr); |
| 1793 | SET_FLAG(peer->sflags,(peer->sflags) |= ((1U << 7)) |
| 1794 | PEER_STATUS_EXT_OPT_PARAMS_LENGTH)(peer->sflags) |= ((1U << 7)); |
| 1795 | } |
| 1796 | } |
| 1797 | |
| 1798 | /* Receive OPEN message log */ |
| 1799 | if (bgp_debug_neighbor_events(peer)) |
| 1800 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1801 | "%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1802 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1803 | CHECK_FLAG(peer->sflags,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1804 | PEER_STATUS_EXT_OPT_PARAMS_LENGTH)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1805 | ? " (Extended)"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1806 | : "",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0) |
| 1807 | version, remote_as, holdtime, &remote_id)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1807, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), .priority = (7), .ec = (0), .args = ("peer->host, ((peer->sflags) & ((1U << 7))) ? \" (Extended)\" : \"\", version, remote_as, holdtime, &remote_id" ), }; static const struct xref * const xref_p_203 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s rcv OPEN%s, version %d, remote-as (in open) %u, holdtime %d, id %pI4" ), peer->host, ((peer->sflags) & ((1U << 7))) ? " (Extended)" : "", version, remote_as, holdtime, &remote_id ); } while (0); |
| 1808 | |
| 1809 | if (optlen != 0) { |
| 1810 | /* If not enough bytes, it is an error. */ |
| 1811 | if (STREAM_READABLE(peer->curr)((peer->curr)->endp - (peer->curr)->getp) < optlen) { |
| 1812 | flog_err(EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream has not enough bytes (%u)" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1814, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream has not enough bytes (%u)" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, optlen" ), }; static const struct xref * const xref_p_204 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream has not enough bytes (%u)"), peer-> host, optlen); } while (0) |
| 1813 | "%s: stream has not enough bytes (%u)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream has not enough bytes (%u)" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1814, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream has not enough bytes (%u)" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, optlen" ), }; static const struct xref * const xref_p_204 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream has not enough bytes (%u)"), peer-> host, optlen); } while (0) |
| 1814 | peer->host, optlen)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: stream has not enough bytes (%u)" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1814, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: stream has not enough bytes (%u)" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, optlen" ), }; static const struct xref * const xref_p_204 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: stream has not enough bytes (%u)"), peer-> host, optlen); } while (0); |
| 1815 | bgp_notify_send(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1816 | BGP_NOTIFY_OPEN_MALFORMED_ATTR0); |
| 1817 | return BGP_Stop; |
| 1818 | } |
| 1819 | |
| 1820 | /* We need the as4 capability value *right now* because |
| 1821 | * if it is there, we have not got the remote_as yet, and |
| 1822 | * without |
| 1823 | * that we do not know which peer is connecting to us now. |
| 1824 | */ |
| 1825 | as4 = peek_for_as4_capability(peer, optlen); |
| 1826 | } |
| 1827 | |
| 1828 | as4_be = htonl(as4); |
| 1829 | memcpy(notify_data_remote_as4, &as4_be, 4); |
| 1830 | |
| 1831 | /* Just in case we have a silly peer who sends AS4 capability set to 0 |
| 1832 | */ |
| 1833 | if (CHECK_FLAG(peer->cap, PEER_CAP_AS4_RCV)((peer->cap) & ((1U << 8))) && !as4) { |
| 1834 | flog_err(EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1836, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_205 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), peer->host); } while (0) |
| 1835 | "%s bad OPEN, got AS4 capability, but AS4 set to 0",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1836, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_205 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), peer->host); } while (0) |
| 1836 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1836, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_205 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but AS4 set to 0" ), peer->host); } while (0); |
| 1837 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1838 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1839 | notify_data_remote_as4, 4); |
| 1840 | return BGP_Stop; |
| 1841 | } |
| 1842 | |
| 1843 | /* Codification of AS 0 Processing */ |
| 1844 | if (remote_as == BGP_AS_ZERO0) { |
| 1845 | flog_err(EC_BGP_PKT_OPEN, "%s bad OPEN, got AS set to 0",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS set to 0" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1846, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS set to 0"), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_206 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS set to 0"), peer->host) ; } while (0) |
| 1846 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS set to 0" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1846, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS set to 0"), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_206 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS set to 0"), peer->host) ; } while (0); |
| 1847 | bgp_notify_send(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1848 | BGP_NOTIFY_OPEN_BAD_PEER_AS2); |
| 1849 | return BGP_Stop; |
| 1850 | } |
| 1851 | |
| 1852 | if (remote_as == BGP_AS_TRANS23456U) { |
| 1853 | /* Take the AS4 from the capability. We must have received the |
| 1854 | * capability now! Otherwise we have a asn16 peer who uses |
| 1855 | * BGP_AS_TRANS, for some unknown reason. |
| 1856 | */ |
| 1857 | if (as4 == BGP_AS_TRANS23456U) { |
| 1858 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1861, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_207 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), peer->host); } while (0) |
| 1859 | EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1861, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_207 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), peer->host); } while (0) |
| 1860 | "%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1861, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_207 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), peer->host); } while (0) |
| 1861 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1861, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host" ), }; static const struct xref * const xref_p_207 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] NEW speaker using AS_TRANS for AS4, not allowed" ), peer->host); } while (0); |
| 1862 | bgp_notify_send_with_data(connection, |
| 1863 | BGP_NOTIFY_OPEN_ERR2, |
| 1864 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1865 | notify_data_remote_as4, 4); |
| 1866 | return BGP_Stop; |
| 1867 | } |
| 1868 | |
| 1869 | if (!as4 && BGP_DEBUG(as4, AS4)(term_bgp_debug_as4 & 0x01)) |
| 1870 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1872, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_208 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), peer->host); } while (0) |
| 1871 | "%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding.",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1872, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_208 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), peer->host); } while (0) |
| 1872 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1872, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_208 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s [AS4] OPEN remote_as is AS_TRANS, but no AS4. Odd, but proceeding." ), peer->host); } while (0); |
| 1873 | else if (as4 < BGP_AS_MAX(65535) && BGP_DEBUG(as4, AS4)(term_bgp_debug_as4 & 0x01)) |
| 1874 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1876, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), .priority = (7), .ec = (0), .args = ("peer->host, as4") , }; static const struct xref * const xref_p_209 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), peer->host, as4); } while (0) |
| 1875 | "%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer.",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1876, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), .priority = (7), .ec = (0), .args = ("peer->host, as4") , }; static const struct xref * const xref_p_209 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), peer->host, as4); } while (0) |
| 1876 | peer->host, as4)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1876, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), .priority = (7), .ec = (0), .args = ("peer->host, as4") , }; static const struct xref * const xref_p_209 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [AS4] OPEN remote_as is AS_TRANS, but AS4 (%u) fits in 2-bytes, very odd peer." ), peer->host, as4); } while (0); |
| 1877 | if (as4) |
| 1878 | remote_as = as4; |
| 1879 | } else { |
| 1880 | /* We may have a partner with AS4 who has an asno < BGP_AS_MAX |
| 1881 | */ |
| 1882 | /* If we have got the capability, peer->as4cap must match |
| 1883 | * remote_as */ |
| 1884 | if (CHECK_FLAG(peer->cap, PEER_CAP_AS4_RCV)((peer->cap) & ((1U << 8))) |
| 1885 | && as4 != remote_as) { |
| 1886 | /* raise error, log this, close session */ |
| 1887 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, as4, remote_as" ), }; static const struct xref * const xref_p_210 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), peer->host, as4, remote_as); } while (0) |
| 1888 | EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, as4, remote_as" ), }; static const struct xref * const xref_p_210 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), peer->host, as4, remote_as); } while (0) |
| 1889 | "%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, as4, remote_as" ), }; static const struct xref * const xref_p_210 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), peer->host, as4, remote_as); } while (0) |
| 1890 | peer->host, as4, remote_as)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("peer->host, as4, remote_as" ), }; static const struct xref * const xref_p_210 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, got AS4 capability, but remote_as %u mismatch with 16bit 'myasn' %u in open" ), peer->host, as4, remote_as); } while (0); |
| 1891 | bgp_notify_send_with_data(connection, |
| 1892 | BGP_NOTIFY_OPEN_ERR2, |
| 1893 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1894 | notify_data_remote_as4, 4); |
| 1895 | return BGP_Stop; |
| 1896 | } |
| 1897 | } |
| 1898 | |
| 1899 | /* rfc6286: |
| 1900 | * If the BGP Identifier field of the OPEN message |
| 1901 | * is zero, or if it is the same as the BGP Identifier |
| 1902 | * of the local BGP speaker and the message is from an |
| 1903 | * internal peer, then the Error Subcode is set to |
| 1904 | * "Bad BGP Identifier". |
| 1905 | */ |
| 1906 | if (remote_id.s_addr == INADDR_ANY((in_addr_t) 0x00000000) |
| 1907 | || (peer->sort == BGP_PEER_IBGP |
| 1908 | && ntohl(peer->local_id.s_addr) == ntohl(remote_id.s_addr))) { |
| 1909 | if (bgp_debug_neighbor_events(peer)) |
| 1910 | zlog_debug("%s bad OPEN, wrong router identifier %pI4",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, wrong router identifier %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1911, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, wrong router identifier %pI4"), .priority = (7), .ec = (0), .args = ("peer->host, &remote_id"), } ; static const struct xref * const xref_p_211 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%s bad OPEN, wrong router identifier %pI4"), peer-> host, &remote_id); } while (0) |
| 1911 | peer->host, &remote_id)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, wrong router identifier %pI4" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1911, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, wrong router identifier %pI4"), .priority = (7), .ec = (0), .args = ("peer->host, &remote_id"), } ; static const struct xref * const xref_p_211 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%s bad OPEN, wrong router identifier %pI4"), peer-> host, &remote_id); } while (0); |
| 1912 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1913 | BGP_NOTIFY_OPEN_BAD_BGP_IDENT3, |
| 1914 | notify_data_remote_id, 4); |
| 1915 | return BGP_Stop; |
| 1916 | } |
| 1917 | |
| 1918 | /* Peer BGP version check. */ |
| 1919 | if (version != BGP_VERSION_44) { |
| 1920 | uint16_t maxver = htons(BGP_VERSION_44); |
| 1921 | /* XXX this reply may not be correct if version < 4 XXX */ |
| 1922 | if (bgp_debug_neighbor_events(peer)) |
| 1923 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad protocol version, remote requested %d, local request %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1925, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad protocol version, remote requested %d, local request %d" ), .priority = (7), .ec = (0), .args = ("peer->host, version, 4" ), }; static const struct xref * const xref_p_212 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad protocol version, remote requested %d, local request %d" ), peer->host, version, 4); } while (0) |
| 1924 | "%s bad protocol version, remote requested %d, local request %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad protocol version, remote requested %d, local request %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1925, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad protocol version, remote requested %d, local request %d" ), .priority = (7), .ec = (0), .args = ("peer->host, version, 4" ), }; static const struct xref * const xref_p_212 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad protocol version, remote requested %d, local request %d" ), peer->host, version, 4); } while (0) |
| 1925 | peer->host, version, BGP_VERSION_4)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad protocol version, remote requested %d, local request %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1925, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad protocol version, remote requested %d, local request %d" ), .priority = (7), .ec = (0), .args = ("peer->host, version, 4" ), }; static const struct xref * const xref_p_212 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad protocol version, remote requested %d, local request %d" ), peer->host, version, 4); } while (0); |
| 1926 | /* Data must be in network byte order here */ |
| 1927 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1928 | BGP_NOTIFY_OPEN_UNSUP_VERSION1, |
| 1929 | (uint8_t *)&maxver, 2); |
| 1930 | return BGP_Stop; |
| 1931 | } |
| 1932 | |
| 1933 | /* Check neighbor as number. */ |
| 1934 | if (peer->as_type == AS_UNSPECIFIED) { |
| 1935 | if (bgp_debug_neighbor_events(peer)) |
| 1936 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is unspecified currently" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1938, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is unspecified currently"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_213 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is unspecified currently" ), peer->host); } while (0) |
| 1937 | "%s bad OPEN, remote AS is unspecified currently",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is unspecified currently" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1938, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is unspecified currently"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_213 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is unspecified currently" ), peer->host); } while (0) |
| 1938 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is unspecified currently" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1938, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is unspecified currently"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_213 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is unspecified currently" ), peer->host); } while (0); |
| 1939 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1940 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1941 | notify_data_remote_as, 2); |
| 1942 | return BGP_Stop; |
| 1943 | } else if (peer->as_type == AS_INTERNAL) { |
| 1944 | if (remote_as != peer->bgp->as) { |
| 1945 | if (bgp_debug_neighbor_events(peer)) |
| 1946 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, internal specified" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1948, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, internal specified"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as"), }; static const struct xref * const xref_p_214 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is %u, internal specified" ), peer->host, remote_as); } while (0) |
| 1947 | "%s bad OPEN, remote AS is %u, internal specified",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, internal specified" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1948, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, internal specified"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as"), }; static const struct xref * const xref_p_214 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is %u, internal specified" ), peer->host, remote_as); } while (0) |
| 1948 | peer->host, remote_as)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, internal specified" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1948, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, internal specified"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as"), }; static const struct xref * const xref_p_214 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is %u, internal specified" ), peer->host, remote_as); } while (0); |
| 1949 | bgp_notify_send_with_data(connection, |
| 1950 | BGP_NOTIFY_OPEN_ERR2, |
| 1951 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1952 | notify_data_remote_as, 2); |
| 1953 | return BGP_Stop; |
| 1954 | } |
| 1955 | peer->as = peer->local_as; |
| 1956 | } else if (peer->as_type == AS_EXTERNAL) { |
| 1957 | if (remote_as == peer->bgp->as) { |
| 1958 | if (bgp_debug_neighbor_events(peer)) |
| 1959 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, external specified" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1961, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, external specified"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as"), }; static const struct xref * const xref_p_215 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is %u, external specified" ), peer->host, remote_as); } while (0) |
| 1960 | "%s bad OPEN, remote AS is %u, external specified",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, external specified" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1961, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, external specified"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as"), }; static const struct xref * const xref_p_215 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is %u, external specified" ), peer->host, remote_as); } while (0) |
| 1961 | peer->host, remote_as)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, external specified" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1961, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, external specified"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as"), }; static const struct xref * const xref_p_215 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s bad OPEN, remote AS is %u, external specified" ), peer->host, remote_as); } while (0); |
| 1962 | bgp_notify_send_with_data(connection, |
| 1963 | BGP_NOTIFY_OPEN_ERR2, |
| 1964 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1965 | notify_data_remote_as, 2); |
| 1966 | return BGP_Stop; |
| 1967 | } |
| 1968 | peer->as = remote_as; |
| 1969 | } else if ((peer->as_type == AS_SPECIFIED) && (remote_as != peer->as)) { |
| 1970 | if (bgp_debug_neighbor_events(peer)) |
| 1971 | zlog_debug("%s bad OPEN, remote AS is %u, expected %u",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, expected %u" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1972, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, expected %u"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as, peer->as" ), }; static const struct xref * const xref_p_216 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, remote AS is %u, expected %u"), peer ->host, remote_as, peer->as); } while (0) |
| 1972 | peer->host, remote_as, peer->as)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s bad OPEN, remote AS is %u, expected %u" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 1972, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s bad OPEN, remote AS is %u, expected %u"), .priority = (7), .ec = (0), .args = ("peer->host, remote_as, peer->as" ), }; static const struct xref * const xref_p_216 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s bad OPEN, remote AS is %u, expected %u"), peer ->host, remote_as, peer->as); } while (0); |
| 1973 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 1974 | BGP_NOTIFY_OPEN_BAD_PEER_AS2, |
| 1975 | notify_data_remote_as, 2); |
| 1976 | return BGP_Stop; |
| 1977 | } |
| 1978 | |
| 1979 | /* |
| 1980 | * When collision is detected and this peer is closed. |
| 1981 | * Return immediately. |
| 1982 | */ |
| 1983 | ret = bgp_collision_detect(connection, peer, remote_id); |
| 1984 | if (ret < 0) |
| 1985 | return BGP_Stop; |
| 1986 | |
| 1987 | /* Get sockname. */ |
| 1988 | if (bgp_getsockname(peer) < 0) { |
| 1989 | flog_err_sys(EC_LIB_SOCKET,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: bgp_getsockname() failed for peer: %s" ), .hashu32 = {(3), (EC_LIB_SOCKET)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1991, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: bgp_getsockname() failed for peer: %s" ), .priority = (3), .ec = (EC_LIB_SOCKET), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_217 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: bgp_getsockname() failed for peer: %s"), __func__ , peer->host); } while (0) |
| 1990 | "%s: bgp_getsockname() failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: bgp_getsockname() failed for peer: %s" ), .hashu32 = {(3), (EC_LIB_SOCKET)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1991, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: bgp_getsockname() failed for peer: %s" ), .priority = (3), .ec = (EC_LIB_SOCKET), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_217 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: bgp_getsockname() failed for peer: %s"), __func__ , peer->host); } while (0) |
| 1991 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: bgp_getsockname() failed for peer: %s" ), .hashu32 = {(3), (EC_LIB_SOCKET)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 1991, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: bgp_getsockname() failed for peer: %s" ), .priority = (3), .ec = (EC_LIB_SOCKET), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_217 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: bgp_getsockname() failed for peer: %s"), __func__ , peer->host); } while (0); |
| 1992 | return BGP_Stop; |
| 1993 | } |
| 1994 | |
| 1995 | /* Set remote router-id */ |
| 1996 | peer->remote_id = remote_id; |
| 1997 | |
| 1998 | /* From the rfc: Upon receipt of an OPEN message, a BGP speaker MUST |
| 1999 | calculate the value of the Hold Timer by using the smaller of its |
| 2000 | configured Hold Time and the Hold Time received in the OPEN message. |
| 2001 | The Hold Time MUST be either zero or at least three seconds. An |
| 2002 | implementation may reject connections on the basis of the Hold Time. |
| 2003 | */ |
| 2004 | |
| 2005 | if (holdtime < 3 && holdtime != 0) { |
| 2006 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 2007 | BGP_NOTIFY_OPEN_UNACEP_HOLDTIME6, |
| 2008 | (uint8_t *)holdtime_ptr, 2); |
| 2009 | return BGP_Stop; |
| 2010 | } |
| 2011 | |
| 2012 | /* Send notification message when Hold Time received in the OPEN message |
| 2013 | * is smaller than configured minimum Hold Time. */ |
| 2014 | if (holdtime < peer->bgp->default_min_holdtime |
| 2015 | && peer->bgp->default_min_holdtime != 0) { |
| 2016 | bgp_notify_send_with_data(connection, BGP_NOTIFY_OPEN_ERR2, |
| 2017 | BGP_NOTIFY_OPEN_UNACEP_HOLDTIME6, |
| 2018 | (uint8_t *)holdtime_ptr, 2); |
| 2019 | return BGP_Stop; |
| 2020 | } |
| 2021 | |
| 2022 | /* From the rfc: A reasonable maximum time between KEEPALIVE messages |
| 2023 | would be one third of the Hold Time interval. KEEPALIVE messages |
| 2024 | MUST NOT be sent more frequently than one per second. An |
| 2025 | implementation MAY adjust the rate at which it sends KEEPALIVE |
| 2026 | messages as a function of the Hold Time interval. */ |
| 2027 | |
| 2028 | if (CHECK_FLAG(peer->flags, PEER_FLAG_TIMER)((peer->flags) & ((1ULL << 18)))) |
| 2029 | send_holdtime = peer->holdtime; |
| 2030 | else |
| 2031 | send_holdtime = peer->bgp->default_holdtime; |
| 2032 | |
| 2033 | if (holdtime < send_holdtime) |
| 2034 | peer->v_holdtime = holdtime; |
| 2035 | else |
| 2036 | peer->v_holdtime = send_holdtime; |
| 2037 | |
| 2038 | /* Set effective keepalive to 1/3 the effective holdtime. |
| 2039 | * Use configured keeplive when < effective keepalive. |
| 2040 | */ |
| 2041 | peer->v_keepalive = peer->v_holdtime / 3; |
| 2042 | if (CHECK_FLAG(peer->flags, PEER_FLAG_TIMER)((peer->flags) & ((1ULL << 18)))) { |
| 2043 | if (peer->keepalive && peer->keepalive < peer->v_keepalive) |
| 2044 | peer->v_keepalive = peer->keepalive; |
| 2045 | } else { |
| 2046 | if (peer->bgp->default_keepalive |
| 2047 | && peer->bgp->default_keepalive < peer->v_keepalive) |
| 2048 | peer->v_keepalive = peer->bgp->default_keepalive; |
| 2049 | } |
| 2050 | |
| 2051 | /* If another side disabled sending Software Version capability, |
| 2052 | * we MUST drop the previous from showing in the outputs to avoid |
| 2053 | * stale information and due to security reasons. |
| 2054 | */ |
| 2055 | if (peer->soft_version) |
| 2056 | XFREE(MTYPE_BGP_SOFT_VERSION, peer->soft_version)do { qfree(MTYPE_BGP_SOFT_VERSION, peer->soft_version); peer ->soft_version = ((void*)0); } while (0); |
| 2057 | |
| 2058 | /* Open option part parse. */ |
| 2059 | if (optlen != 0) { |
| 2060 | if (bgp_open_option_parse(peer, optlen, &mp_capability) < 0) |
| 2061 | return BGP_Stop; |
| 2062 | } else { |
| 2063 | if (bgp_debug_neighbor_events(peer)) |
| 2064 | zlog_debug("%s rcvd OPEN w/ OPTION parameter len: 0",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcvd OPEN w/ OPTION parameter len: 0" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2065, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcvd OPEN w/ OPTION parameter len: 0"), .priority = ( 7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_218 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s rcvd OPEN w/ OPTION parameter len: 0" ), peer->host); } while (0) |
| 2065 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcvd OPEN w/ OPTION parameter len: 0" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2065, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcvd OPEN w/ OPTION parameter len: 0"), .priority = ( 7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_218 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s rcvd OPEN w/ OPTION parameter len: 0" ), peer->host); } while (0); |
| 2066 | } |
| 2067 | |
| 2068 | /* |
| 2069 | * Assume that the peer supports the locally configured set of |
| 2070 | * AFI/SAFIs if the peer did not send us any Mulitiprotocol |
| 2071 | * capabilities, or if 'override-capability' is configured. |
| 2072 | */ |
| 2073 | if (!mp_capability |
| 2074 | || CHECK_FLAG(peer->flags, PEER_FLAG_OVERRIDE_CAPABILITY)((peer->flags) & ((1ULL << 3)))) { |
| 2075 | peer->afc_nego[AFI_IP][SAFI_UNICAST] = |
| 2076 | peer->afc[AFI_IP][SAFI_UNICAST]; |
| 2077 | peer->afc_nego[AFI_IP][SAFI_MULTICAST] = |
| 2078 | peer->afc[AFI_IP][SAFI_MULTICAST]; |
| 2079 | peer->afc_nego[AFI_IP][SAFI_LABELED_UNICAST] = |
| 2080 | peer->afc[AFI_IP][SAFI_LABELED_UNICAST]; |
| 2081 | peer->afc_nego[AFI_IP][SAFI_FLOWSPEC] = |
| 2082 | peer->afc[AFI_IP][SAFI_FLOWSPEC]; |
| 2083 | peer->afc_nego[AFI_IP6][SAFI_UNICAST] = |
| 2084 | peer->afc[AFI_IP6][SAFI_UNICAST]; |
| 2085 | peer->afc_nego[AFI_IP6][SAFI_MULTICAST] = |
| 2086 | peer->afc[AFI_IP6][SAFI_MULTICAST]; |
| 2087 | peer->afc_nego[AFI_IP6][SAFI_LABELED_UNICAST] = |
| 2088 | peer->afc[AFI_IP6][SAFI_LABELED_UNICAST]; |
| 2089 | peer->afc_nego[AFI_L2VPN][SAFI_EVPN] = |
| 2090 | peer->afc[AFI_L2VPN][SAFI_EVPN]; |
| 2091 | peer->afc_nego[AFI_IP6][SAFI_FLOWSPEC] = |
| 2092 | peer->afc[AFI_IP6][SAFI_FLOWSPEC]; |
| 2093 | } |
| 2094 | |
| 2095 | /* Verify valid local address present based on negotiated |
| 2096 | * address-families. */ |
| 2097 | if (peer->afc_nego[AFI_IP][SAFI_UNICAST] |
| 2098 | || peer->afc_nego[AFI_IP][SAFI_LABELED_UNICAST] |
| 2099 | || peer->afc_nego[AFI_IP][SAFI_MULTICAST] |
| 2100 | || peer->afc_nego[AFI_IP][SAFI_MPLS_VPN] |
| 2101 | || peer->afc_nego[AFI_IP][SAFI_ENCAP]) { |
| 2102 | if (peer->nexthop.v4.s_addr == INADDR_ANY((in_addr_t) 0x00000000)) { |
| 2103 | #if defined(HAVE_CUMULUS1) |
| 2104 | zlog_warn("%s: No local IPv4 addr, BGP routing may not work",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: No local IPv4 addr, BGP routing may not work" ), .hashu32 = {(4), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2105, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s: No local IPv4 addr, BGP routing may not work"), .priority = (4), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_219 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s: No local IPv4 addr, BGP routing may not work" ), peer->host); } while (0) |
| 2105 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: No local IPv4 addr, BGP routing may not work" ), .hashu32 = {(4), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2105, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s: No local IPv4 addr, BGP routing may not work"), .priority = (4), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_219 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s: No local IPv4 addr, BGP routing may not work" ), peer->host); } while (0); |
| 2106 | #endif |
| 2107 | } |
| 2108 | } |
| 2109 | if (peer->afc_nego[AFI_IP6][SAFI_UNICAST] |
| 2110 | || peer->afc_nego[AFI_IP6][SAFI_LABELED_UNICAST] |
| 2111 | || peer->afc_nego[AFI_IP6][SAFI_MULTICAST] |
| 2112 | || peer->afc_nego[AFI_IP6][SAFI_MPLS_VPN] |
| 2113 | || peer->afc_nego[AFI_IP6][SAFI_ENCAP]) { |
| 2114 | if (IN6_IS_ADDR_UNSPECIFIED(&peer->nexthop.v6_global)(__extension__ ({ const struct in6_addr *__a = (const struct in6_addr *) (&peer->nexthop.v6_global); __a->__in6_u.__u6_addr32 [0] == 0 && __a->__in6_u.__u6_addr32[1] == 0 && __a->__in6_u.__u6_addr32[2] == 0 && __a->__in6_u .__u6_addr32[3] == 0; })) && |
| 2115 | !bm->v6_with_v4_nexthops) { |
| 2116 | flog_err(EC_BGP_SND_FAIL,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), .hashu32 = {(3), (EC_BGP_SND_FAIL)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2118, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), .priority = (3), .ec = (EC_BGP_SND_FAIL), .args = ("peer->host" ), }; static const struct xref * const xref_p_220 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), peer->host); } while (0) |
| 2117 | "%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), .hashu32 = {(3), (EC_BGP_SND_FAIL)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2118, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), .priority = (3), .ec = (EC_BGP_SND_FAIL), .args = ("peer->host" ), }; static const struct xref * const xref_p_220 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), peer->host); } while (0) |
| 2118 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), .hashu32 = {(3), (EC_BGP_SND_FAIL)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2118, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), .priority = (3), .ec = (EC_BGP_SND_FAIL), .args = ("peer->host" ), }; static const struct xref * const xref_p_220 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: No local IPv6 address, and zebra does not support V6 routing with v4 nexthops, BGP routing for V6 will not work" ), peer->host); } while (0); |
| 2119 | bgp_notify_send(connection, BGP_NOTIFY_CEASE6, |
| 2120 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 2121 | return BGP_Stop; |
| 2122 | } |
| 2123 | } |
| 2124 | peer->rtt = sockopt_tcp_rtt(connection->fd); |
| 2125 | |
| 2126 | return Receive_OPEN_message; |
| 2127 | } |
| 2128 | |
| 2129 | /** |
| 2130 | * Process BGP KEEPALIVE message for peer. |
| 2131 | * |
| 2132 | * @param peer |
| 2133 | * @param size size of the packet |
| 2134 | * @return as in summary |
| 2135 | */ |
| 2136 | static int bgp_keepalive_receive(struct peer_connection *connection, |
| 2137 | struct peer *peer, bgp_size_t size) |
| 2138 | { |
| 2139 | if (bgp_debug_keepalive(peer)) |
| 2140 | zlog_debug("%s KEEPALIVE rcvd", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s KEEPALIVE rcvd" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2140, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s KEEPALIVE rcvd"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_221 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s KEEPALIVE rcvd"), peer->host) ; } while (0); |
| 2141 | |
| 2142 | bgp_update_implicit_eors(peer); |
| 2143 | |
| 2144 | peer->rtt = sockopt_tcp_rtt(connection->fd); |
| 2145 | |
| 2146 | /* If the peer's RTT is higher than expected, shutdown |
| 2147 | * the peer automatically. |
| 2148 | */ |
| 2149 | if (!CHECK_FLAG(peer->flags, PEER_FLAG_RTT_SHUTDOWN)((peer->flags) & ((1ULL << 26)))) |
| 2150 | return Receive_KEEPALIVE_message; |
| 2151 | |
| 2152 | if (peer->rtt > peer->rtt_expected) { |
| 2153 | peer->rtt_keepalive_rcv++; |
| 2154 | |
| 2155 | if (peer->rtt_keepalive_rcv > peer->rtt_keepalive_conf) { |
| 2156 | char rtt_shutdown_reason[BUFSIZ8192] = {}; |
| 2157 | |
| 2158 | snprintfrr( |
| 2159 | rtt_shutdown_reason, |
| 2160 | sizeof(rtt_shutdown_reason), |
| 2161 | "shutdown due to high round-trip-time (%dms > %dms, hit %u times)", |
| 2162 | peer->rtt, peer->rtt_expected, |
| 2163 | peer->rtt_keepalive_rcv); |
| 2164 | zlog_warn("%s %s", peer->host, rtt_shutdown_reason)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %s"), .hashu32 = {(4), (0)}, }, }; static const struct xref_logmsg _xref __attribute__ ( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG ), 2164, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %s" ), .priority = (4), .ec = (0), .args = ("peer->host, rtt_shutdown_reason" ), }; static const struct xref * const xref_p_222 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %s"), peer->host, rtt_shutdown_reason); } while (0); |
| 2165 | SET_FLAG(peer->sflags, PEER_STATUS_RTT_SHUTDOWN)(peer->sflags) |= ((1U << 13)); |
| 2166 | peer_tx_shutdown_message_set(peer, rtt_shutdown_reason); |
| 2167 | peer_flag_set(peer, PEER_FLAG_SHUTDOWN(1ULL << 1)); |
| 2168 | } |
| 2169 | } else { |
| 2170 | if (peer->rtt_keepalive_rcv) |
| 2171 | peer->rtt_keepalive_rcv--; |
| 2172 | } |
| 2173 | |
| 2174 | return Receive_KEEPALIVE_message; |
| 2175 | } |
| 2176 | |
| 2177 | static void bgp_refresh_stalepath_timer_expire(struct event *thread) |
| 2178 | { |
| 2179 | struct peer_af *paf; |
| 2180 | |
| 2181 | paf = EVENT_ARG(thread)((thread)->arg); |
| 2182 | |
| 2183 | afi_t afi = paf->afi; |
| 2184 | safi_t safi = paf->safi; |
| 2185 | struct peer *peer = paf->peer; |
| 2186 | |
| 2187 | peer->t_refresh_stalepath = NULL((void*)0); |
| 2188 | |
| 2189 | if (peer->nsf[afi][safi]) |
| 2190 | bgp_clear_stale_route(peer, afi, safi); |
| 2191 | |
| 2192 | if (bgp_debug_neighbor_events(peer)) |
| 2193 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2195, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), .priority = (7), .ec = (0), .args = ("peer, afi, safi"), } ; static const struct xref * const xref_p_223 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), peer, afi, safi); } while (0) |
| 2194 | "%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2195, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), .priority = (7), .ec = (0), .args = ("peer, afi, safi"), } ; static const struct xref * const xref_p_223 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), peer, afi, safi); } while (0) |
| 2195 | peer, afi, safi)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2195, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), .priority = (7), .ec = (0), .args = ("peer, afi, safi"), } ; static const struct xref * const xref_p_223 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%pBP route-refresh (BoRR) timer expired for afi/safi: %d/%d" ), peer, afi, safi); } while (0); |
| 2196 | |
| 2197 | bgp_timer_set(peer->connection); |
| 2198 | } |
| 2199 | |
| 2200 | /** |
| 2201 | * Process BGP UPDATE message for peer. |
| 2202 | * |
| 2203 | * Parses UPDATE and creates attribute object. |
| 2204 | * |
| 2205 | * @param peer |
| 2206 | * @param size size of the packet |
| 2207 | * @return as in summary |
| 2208 | */ |
| 2209 | static int bgp_update_receive(struct peer_connection *connection, |
| 2210 | struct peer *peer, bgp_size_t size) |
| 2211 | { |
| 2212 | int ret, nlri_ret; |
| 2213 | uint8_t *end; |
| 2214 | struct stream *s; |
| 2215 | struct attr attr; |
| 2216 | bgp_size_t attribute_len; |
| 2217 | bgp_size_t update_len; |
| 2218 | bgp_size_t withdraw_len; |
| 2219 | bool_Bool restart = false0; |
| 2220 | |
| 2221 | enum NLRI_TYPES { |
| 2222 | NLRI_UPDATE, |
| 2223 | NLRI_WITHDRAW, |
| 2224 | NLRI_MP_UPDATE, |
| 2225 | NLRI_MP_WITHDRAW, |
| 2226 | NLRI_TYPE_MAX |
| 2227 | }; |
| 2228 | struct bgp_nlri nlris[NLRI_TYPE_MAX]; |
| 2229 | |
| 2230 | /* Status must be Established. */ |
| 2231 | if (!peer_established(connection)) { |
| 2232 | flog_err(EC_BGP_INVALID_STATUS,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [FSM] Update packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2236, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [FSM] Update packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_224 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [FSM] Update packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2233 | "%s [FSM] Update packet received under status %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [FSM] Update packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2236, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [FSM] Update packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_224 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [FSM] Update packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2234 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [FSM] Update packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2236, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [FSM] Update packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_224 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [FSM] Update packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2235 | lookup_msg(bgp_status_msg, peer->connection->status,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [FSM] Update packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2236, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [FSM] Update packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_224 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [FSM] Update packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2236 | NULL))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [FSM] Update packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2236, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [FSM] Update packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_224 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [FSM] Update packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0); |
| 2237 | bgp_notify_send(connection, BGP_NOTIFY_FSM_ERR5, |
| 2238 | bgp_fsm_error_subcode(peer->connection->status)); |
| 2239 | return BGP_Stop; |
| 2240 | } |
| 2241 | |
| 2242 | /* Set initial values. */ |
| 2243 | memset(&attr, 0, sizeof(attr)); |
| 2244 | attr.label_index = BGP_INVALID_LABEL_INDEX0xFFFFFFFF; |
| 2245 | attr.label = MPLS_INVALID_LABEL0xFFFDFFFF; |
| 2246 | memset(&nlris, 0, sizeof(nlris)); |
| 2247 | memset(peer->rcvd_attr_str, 0, BUFSIZ8192); |
| 2248 | peer->rcvd_attr_printed = 0; |
| 2249 | |
| 2250 | s = peer->curr; |
| 2251 | end = stream_pnt(s) + size; |
| 2252 | |
| 2253 | /* RFC1771 6.3 If the Unfeasible Routes Length or Total Attribute |
| 2254 | Length is too large (i.e., if Unfeasible Routes Length + Total |
| 2255 | Attribute Length + 23 exceeds the message Length), then the Error |
| 2256 | Subcode is set to Malformed Attribute List. */ |
| 2257 | if (stream_pnt(s) + 2 > end) { |
| 2258 | flog_err(EC_BGP_UPDATE_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2260, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host" ), }; static const struct xref * const xref_p_225 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), peer->host); } while (0) |
| 2259 | "%s [Error] Update packet error (packet length is short for unfeasible length)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2260, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host" ), }; static const struct xref * const xref_p_225 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), peer->host); } while (0) |
| 2260 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2260, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host" ), }; static const struct xref * const xref_p_225 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Update packet error (packet length is short for unfeasible length)" ), peer->host); } while (0); |
| 2261 | bgp_notify_send(connection, BGP_NOTIFY_UPDATE_ERR3, |
| 2262 | BGP_NOTIFY_UPDATE_MAL_ATTR1); |
| 2263 | return BGP_Stop; |
| 2264 | } |
| 2265 | |
| 2266 | /* Unfeasible Route Length. */ |
| 2267 | withdraw_len = stream_getw(s); |
| 2268 | |
| 2269 | /* Unfeasible Route Length check. */ |
| 2270 | if (stream_pnt(s) + withdraw_len > end) { |
| 2271 | flog_err(EC_BGP_UPDATE_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2273, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host, withdraw_len" ), }; static const struct xref * const xref_p_226 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), peer->host, withdraw_len); } while (0) |
| 2272 | "%s [Error] Update packet error (packet unfeasible length overflow %d)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2273, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host, withdraw_len" ), }; static const struct xref * const xref_p_226 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), peer->host, withdraw_len); } while (0) |
| 2273 | peer->host, withdraw_len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2273, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host, withdraw_len" ), }; static const struct xref * const xref_p_226 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Update packet error (packet unfeasible length overflow %d)" ), peer->host, withdraw_len); } while (0); |
| 2274 | bgp_notify_send(connection, BGP_NOTIFY_UPDATE_ERR3, |
| 2275 | BGP_NOTIFY_UPDATE_MAL_ATTR1); |
| 2276 | return BGP_Stop; |
| 2277 | } |
| 2278 | |
| 2279 | /* Unfeasible Route packet format check. */ |
| 2280 | if (withdraw_len > 0) { |
| 2281 | nlris[NLRI_WITHDRAW].afi = AFI_IP; |
| 2282 | nlris[NLRI_WITHDRAW].safi = SAFI_UNICAST; |
| 2283 | nlris[NLRI_WITHDRAW].nlri = stream_pnt(s); |
| 2284 | nlris[NLRI_WITHDRAW].length = withdraw_len; |
| 2285 | stream_forward_getp(s, withdraw_len); |
| 2286 | } |
| 2287 | |
| 2288 | /* Attribute total length check. */ |
| 2289 | if (stream_pnt(s) + 2 > end) { |
| 2290 | flog_warn(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_SHORT)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2293, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_SHORT), .args = ("peer->host"), }; static const struct xref * const xref_p_227 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet is short for attribute length)" ), peer->host); } while (0) |
| 2291 | EC_BGP_UPDATE_PACKET_SHORT,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_SHORT)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2293, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_SHORT), .args = ("peer->host"), }; static const struct xref * const xref_p_227 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet is short for attribute length)" ), peer->host); } while (0) |
| 2292 | "%s [Error] Packet Error (update packet is short for attribute length)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_SHORT)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2293, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_SHORT), .args = ("peer->host"), }; static const struct xref * const xref_p_227 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet is short for attribute length)" ), peer->host); } while (0) |
| 2293 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_SHORT)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2293, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet is short for attribute length)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_SHORT), .args = ("peer->host"), }; static const struct xref * const xref_p_227 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet is short for attribute length)" ), peer->host); } while (0); |
| 2294 | bgp_notify_send(peer->connection, BGP_NOTIFY_UPDATE_ERR3, |
| 2295 | BGP_NOTIFY_UPDATE_MAL_ATTR1); |
| 2296 | return BGP_Stop; |
| 2297 | } |
| 2298 | |
| 2299 | /* Fetch attribute total length. */ |
| 2300 | attribute_len = stream_getw(s); |
| 2301 | |
| 2302 | /* Attribute length check. */ |
| 2303 | if (stream_pnt(s) + attribute_len > end) { |
| 2304 | flog_warn(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_LONG)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2307, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_LONG), .args = ("peer->host, attribute_len"), }; static const struct xref * const xref_p_228 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), peer->host, attribute_len); } while (0) |
| 2305 | EC_BGP_UPDATE_PACKET_LONG,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_LONG)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2307, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_LONG), .args = ("peer->host, attribute_len"), }; static const struct xref * const xref_p_228 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), peer->host, attribute_len); } while (0) |
| 2306 | "%s [Error] Packet Error (update packet attribute length overflow %d)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_LONG)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2307, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_LONG), .args = ("peer->host, attribute_len"), }; static const struct xref * const xref_p_228 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), peer->host, attribute_len); } while (0) |
| 2307 | peer->host, attribute_len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .hashu32 = {(4), (EC_BGP_UPDATE_PACKET_LONG)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2307, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), .priority = (4), .ec = (EC_BGP_UPDATE_PACKET_LONG), .args = ("peer->host, attribute_len"), }; static const struct xref * const xref_p_228 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s [Error] Packet Error (update packet attribute length overflow %d)" ), peer->host, attribute_len); } while (0); |
| 2308 | bgp_notify_send(connection, BGP_NOTIFY_UPDATE_ERR3, |
| 2309 | BGP_NOTIFY_UPDATE_MAL_ATTR1); |
| 2310 | return BGP_Stop; |
| 2311 | } |
| 2312 | |
| 2313 | /* Certain attribute parsing errors should not be considered bad enough |
| 2314 | * to reset the session for, most particularly any partial/optional |
| 2315 | * attributes that have 'tunneled' over speakers that don't understand |
| 2316 | * them. Instead we withdraw only the prefix concerned. |
| 2317 | * |
| 2318 | * Complicates the flow a little though.. |
| 2319 | */ |
| 2320 | enum bgp_attr_parse_ret attr_parse_ret = BGP_ATTR_PARSE_PROCEED; |
| 2321 | /* This define morphs the update case into a withdraw when lower levels |
| 2322 | * have signalled an error condition where this is best. |
| 2323 | */ |
| 2324 | #define NLRI_ATTR_ARG(attr_parse_ret != BGP_ATTR_PARSE_WITHDRAW ? &attr : ((void *)0)) (attr_parse_ret != BGP_ATTR_PARSE_WITHDRAW ? &attr : NULL((void*)0)) |
| 2325 | |
| 2326 | /* Parse attribute when it exists. */ |
| 2327 | if (attribute_len) { |
| 2328 | attr_parse_ret = bgp_attr_parse(peer, &attr, attribute_len, |
| 2329 | &nlris[NLRI_MP_UPDATE], |
| 2330 | &nlris[NLRI_MP_WITHDRAW]); |
| 2331 | if (attr_parse_ret == BGP_ATTR_PARSE_ERROR) { |
| 2332 | bgp_attr_unintern_sub(&attr); |
| 2333 | return BGP_Stop; |
| 2334 | } |
| 2335 | } |
| 2336 | |
| 2337 | /* Logging the attribute. */ |
| 2338 | if (attr_parse_ret == BGP_ATTR_PARSE_WITHDRAW |
| 2339 | || BGP_DEBUG(update, UPDATE_IN)(term_bgp_debug_update & 0x01) |
| 2340 | || BGP_DEBUG(update, UPDATE_PREFIX)(term_bgp_debug_update & 0x04)) { |
| 2341 | ret = bgp_dump_attr(&attr, peer->rcvd_attr_str, |
| 2342 | sizeof(peer->rcvd_attr_str)); |
| 2343 | |
| 2344 | peer->stat_upd_7606++; |
| 2345 | |
| 2346 | if (attr_parse_ret == BGP_ATTR_PARSE_WITHDRAW) |
| 2347 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2350, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer" ), }; static const struct xref * const xref_p_229 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), peer); } while (0) |
| 2348 | EC_BGP_UPDATE_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2350, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer" ), }; static const struct xref * const xref_p_229 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), peer); } while (0) |
| 2349 | "%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route.",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2350, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer" ), }; static const struct xref * const xref_p_229 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), peer); } while (0) |
| 2350 | peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2350, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer" ), }; static const struct xref * const xref_p_229 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd UPDATE with errors in attr(s)!! Withdrawing route." ), peer); } while (0); |
| 2351 | |
| 2352 | if (ret && bgp_debug_update(peer, NULL((void*)0), NULL((void*)0), 1)) { |
| 2353 | zlog_debug("%pBP rcvd UPDATE w/ attr: %s", peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE w/ attr: %s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2354, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd UPDATE w/ attr: %s"), .priority = (7), .ec = ( 0), .args = ("peer, peer->rcvd_attr_str"), }; static const struct xref * const xref_p_230 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd UPDATE w/ attr: %s" ), peer, peer->rcvd_attr_str); } while (0) |
| 2354 | peer->rcvd_attr_str)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE w/ attr: %s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2354, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd UPDATE w/ attr: %s"), .priority = (7), .ec = ( 0), .args = ("peer, peer->rcvd_attr_str"), }; static const struct xref * const xref_p_230 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd UPDATE w/ attr: %s" ), peer, peer->rcvd_attr_str); } while (0); |
| 2355 | peer->rcvd_attr_printed = 1; |
| 2356 | } |
| 2357 | } |
| 2358 | |
| 2359 | /* Network Layer Reachability Information. */ |
| 2360 | update_len = end - stream_pnt(s); |
| 2361 | |
| 2362 | /* If we received MP_UNREACH_NLRI attribute, but also NLRIs, then |
| 2363 | * NLRIs should be handled as a new data. Though, if we received |
| 2364 | * NLRIs without mandatory attributes, they should be ignored. |
| 2365 | */ |
| 2366 | if (update_len && attribute_len && |
| 2367 | attr_parse_ret != BGP_ATTR_PARSE_MISSING_MANDATORY) { |
| 2368 | /* Set NLRI portion to structure. */ |
| 2369 | nlris[NLRI_UPDATE].afi = AFI_IP; |
| 2370 | nlris[NLRI_UPDATE].safi = SAFI_UNICAST; |
| 2371 | nlris[NLRI_UPDATE].nlri = stream_pnt(s); |
| 2372 | nlris[NLRI_UPDATE].length = update_len; |
| 2373 | stream_forward_getp(s, update_len); |
| 2374 | |
| 2375 | if (CHECK_FLAG(attr.flag, ATTR_FLAG_BIT(BGP_ATTR_MP_REACH_NLRI))((attr.flag) & (__builtin_choose_expr((14) >= 1 && (14) <= 64, 1ULL << ((14)-1), (void)0)))) { |
| 2376 | /* |
| 2377 | * We skipped nexthop attribute validation earlier so |
| 2378 | * validate the nexthop now. |
| 2379 | */ |
| 2380 | if (bgp_attr_nexthop_valid(peer, &attr) < 0) { |
| 2381 | bgp_attr_unintern_sub(&attr); |
| 2382 | return BGP_Stop; |
| 2383 | } |
| 2384 | } |
| 2385 | } |
| 2386 | |
| 2387 | if (BGP_DEBUG(update, UPDATE_IN)(term_bgp_debug_update & 0x01)) |
| 2388 | zlog_debug("%pBP rcvd UPDATE wlen %d attrlen %d alen %d", peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE wlen %d attrlen %d alen %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2389, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd UPDATE wlen %d attrlen %d alen %d"), .priority = (7), .ec = (0), .args = ("peer, withdraw_len, attribute_len, update_len" ), }; static const struct xref * const xref_p_231 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd UPDATE wlen %d attrlen %d alen %d"), peer, withdraw_len, attribute_len, update_len); } while (0) |
| 2389 | withdraw_len, attribute_len, update_len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd UPDATE wlen %d attrlen %d alen %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2389, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd UPDATE wlen %d attrlen %d alen %d"), .priority = (7), .ec = (0), .args = ("peer, withdraw_len, attribute_len, update_len" ), }; static const struct xref * const xref_p_231 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd UPDATE wlen %d attrlen %d alen %d"), peer, withdraw_len, attribute_len, update_len); } while (0); |
| 2390 | |
| 2391 | /* Parse any given NLRIs */ |
| 2392 | for (int i = NLRI_UPDATE; i < NLRI_TYPE_MAX; i++) { |
| 2393 | if (!nlris[i].nlri) |
| 2394 | continue; |
| 2395 | |
| 2396 | /* NLRI is processed iff the peer if configured for the specific |
| 2397 | * afi/safi */ |
| 2398 | if (!peer->afc[nlris[i].afi][nlris[i].safi]) { |
| 2399 | zlog_info(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2401, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u"), .priority = (6), .ec = (0), .args = ("peer->host, nlris[i].afi, nlris[i].safi" ), }; static const struct xref * const xref_p_232 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u" ), peer->host, nlris[i].afi, nlris[i].safi); } while (0) |
| 2400 | "%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2401, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u"), .priority = (6), .ec = (0), .args = ("peer->host, nlris[i].afi, nlris[i].safi" ), }; static const struct xref * const xref_p_232 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u" ), peer->host, nlris[i].afi, nlris[i].safi); } while (0) |
| 2401 | peer->host, nlris[i].afi, nlris[i].safi)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2401, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u"), .priority = (6), .ec = (0), .args = ("peer->host, nlris[i].afi, nlris[i].safi" ), }; static const struct xref * const xref_p_232 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Info] UPDATE for non-enabled AFI/SAFI %u/%u" ), peer->host, nlris[i].afi, nlris[i].safi); } while (0); |
| 2402 | continue; |
| 2403 | } |
| 2404 | |
| 2405 | /* EoR handled later */ |
| 2406 | if (nlris[i].length == 0) |
| 2407 | continue; |
| 2408 | |
| 2409 | switch (i) { |
| 2410 | case NLRI_UPDATE: |
| 2411 | case NLRI_MP_UPDATE: |
| 2412 | nlri_ret = bgp_nlri_parse(peer, NLRI_ATTR_ARG(attr_parse_ret != BGP_ATTR_PARSE_WITHDRAW ? &attr : ((void *)0)), |
| 2413 | &nlris[i], 0); |
| 2414 | break; |
| 2415 | case NLRI_WITHDRAW: |
| 2416 | case NLRI_MP_WITHDRAW: |
| 2417 | nlri_ret = bgp_nlri_parse(peer, NLRI_ATTR_ARG(attr_parse_ret != BGP_ATTR_PARSE_WITHDRAW ? &attr : ((void *)0)), |
| 2418 | &nlris[i], 1); |
| 2419 | break; |
| 2420 | default: |
| 2421 | nlri_ret = BGP_NLRI_PARSE_ERROR-32; |
| 2422 | } |
| 2423 | |
| 2424 | if (nlri_ret < BGP_NLRI_PARSE_OK0 |
| 2425 | && nlri_ret != BGP_NLRI_PARSE_ERROR_PREFIX_OVERFLOW-1) { |
| 2426 | flog_err(EC_BGP_UPDATE_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Error parsing NLRI" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2427, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Error parsing NLRI") , .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host" ), }; static const struct xref * const xref_p_233 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Error parsing NLRI"), peer->host ); } while (0) |
| 2427 | "%s [Error] Error parsing NLRI", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Error parsing NLRI" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2427, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Error parsing NLRI") , .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("peer->host" ), }; static const struct xref * const xref_p_233 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Error parsing NLRI"), peer->host ); } while (0); |
| 2428 | if (peer_established(connection)) |
| 2429 | bgp_notify_send(connection, |
| 2430 | BGP_NOTIFY_UPDATE_ERR3, |
| 2431 | i <= NLRI_WITHDRAW |
| 2432 | ? BGP_NOTIFY_UPDATE_INVAL_NETWORK10 |
| 2433 | : BGP_NOTIFY_UPDATE_OPT_ATTR_ERR9); |
| 2434 | bgp_attr_unintern_sub(&attr); |
| 2435 | return BGP_Stop; |
| 2436 | } |
| 2437 | } |
| 2438 | |
| 2439 | /* EoR checks |
| 2440 | * |
| 2441 | * Non-MP IPv4/Unicast EoR is a completely empty UPDATE |
| 2442 | * and MP EoR should have only an empty MP_UNREACH |
| 2443 | */ |
| 2444 | if (!update_len && !withdraw_len && nlris[NLRI_MP_UPDATE].length == 0) { |
| 2445 | afi_t afi = 0; |
| 2446 | safi_t safi; |
| 2447 | struct graceful_restart_info *gr_info; |
| 2448 | |
| 2449 | /* Restarting router */ |
| 2450 | if (BGP_PEER_GRACEFUL_RESTART_CAPABLE(peer)(((peer->cap) & ((1U << 5))) && ((peer-> cap) & ((1U << 6)))) |
| 2451 | && BGP_PEER_RESTARTING_MODE(peer)(((peer->flags) & ((1ULL << 24))) && ((peer ->cap) & ((1U << 9))) && !((peer->cap ) & ((1U << 10))))) |
| 2452 | restart = true1; |
| 2453 | |
| 2454 | /* Non-MP IPv4/Unicast is a completely emtpy UPDATE - already |
| 2455 | * checked |
| 2456 | * update and withdraw NLRI lengths are 0. |
| 2457 | */ |
| 2458 | if (!attribute_len) { |
| 2459 | afi = AFI_IP; |
| 2460 | safi = SAFI_UNICAST; |
| 2461 | } else if (attr.flag & ATTR_FLAG_BIT(BGP_ATTR_MP_UNREACH_NLRI)__builtin_choose_expr((15) >= 1 && (15) <= 64, 1ULL << ((15)-1), (void)0) |
| 2462 | && nlris[NLRI_MP_WITHDRAW].length == 0) { |
| 2463 | afi = nlris[NLRI_MP_WITHDRAW].afi; |
| 2464 | safi = nlris[NLRI_MP_WITHDRAW].safi; |
| 2465 | } |
| 2466 | |
| 2467 | if (afi && peer->afc[afi][safi]) { |
| 2468 | struct vrf *vrf = vrf_lookup_by_id(peer->bgp->vrf_id); |
| 2469 | |
| 2470 | /* End-of-RIB received */ |
| 2471 | if (!CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 5))) |
| 2472 | PEER_STATUS_EOR_RECEIVED)((peer->af_sflags[afi][safi]) & ((1U << 5)))) { |
| 2473 | SET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) |= ((1U << 5)) |
| 2474 | PEER_STATUS_EOR_RECEIVED)(peer->af_sflags[afi][safi]) |= ((1U << 5)); |
| 2475 | bgp_update_explicit_eors(peer); |
| 2476 | /* Update graceful restart information */ |
| 2477 | gr_info = &(peer->bgp->gr_info[afi][safi]); |
| 2478 | if (restart) |
| 2479 | gr_info->eor_received++; |
| 2480 | /* If EOR received from all peers and selection |
| 2481 | * deferral timer is running, cancel the timer |
| 2482 | * and invoke the best path calculation |
| 2483 | */ |
| 2484 | if (gr_info->eor_required |
| 2485 | == gr_info->eor_received) { |
| 2486 | if (bgp_debug_neighbor_events(peer)) |
| 2487 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %d, %s %d"), . hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2492, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %d, %s %d"), .priority = (7), .ec = (0), .args = ("\"EOR REQ\", gr_info->eor_required, \"EOR RCV\", gr_info->eor_received" ), }; static const struct xref * const xref_p_234 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %d, %s %d"), "EOR REQ", gr_info->eor_required , "EOR RCV", gr_info->eor_received); } while (0) |
| 2488 | "%s %d, %s %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %d, %s %d"), . hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2492, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %d, %s %d"), .priority = (7), .ec = (0), .args = ("\"EOR REQ\", gr_info->eor_required, \"EOR RCV\", gr_info->eor_received" ), }; static const struct xref * const xref_p_234 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %d, %s %d"), "EOR REQ", gr_info->eor_required , "EOR RCV", gr_info->eor_received); } while (0) |
| 2489 | "EOR REQ",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %d, %s %d"), . hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2492, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %d, %s %d"), .priority = (7), .ec = (0), .args = ("\"EOR REQ\", gr_info->eor_required, \"EOR RCV\", gr_info->eor_received" ), }; static const struct xref * const xref_p_234 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %d, %s %d"), "EOR REQ", gr_info->eor_required , "EOR RCV", gr_info->eor_received); } while (0) |
| 2490 | gr_info->eor_required,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %d, %s %d"), . hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2492, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %d, %s %d"), .priority = (7), .ec = (0), .args = ("\"EOR REQ\", gr_info->eor_required, \"EOR RCV\", gr_info->eor_received" ), }; static const struct xref * const xref_p_234 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %d, %s %d"), "EOR REQ", gr_info->eor_required , "EOR RCV", gr_info->eor_received); } while (0) |
| 2491 | "EOR RCV",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %d, %s %d"), . hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2492, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %d, %s %d"), .priority = (7), .ec = (0), .args = ("\"EOR REQ\", gr_info->eor_required, \"EOR RCV\", gr_info->eor_received" ), }; static const struct xref * const xref_p_234 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %d, %s %d"), "EOR REQ", gr_info->eor_required , "EOR RCV", gr_info->eor_received); } while (0) |
| 2492 | gr_info->eor_received)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s %d, %s %d"), . hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2492, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s %d, %s %d"), .priority = (7), .ec = (0), .args = ("\"EOR REQ\", gr_info->eor_required, \"EOR RCV\", gr_info->eor_received" ), }; static const struct xref * const xref_p_234 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s %d, %s %d"), "EOR REQ", gr_info->eor_required , "EOR RCV", gr_info->eor_received); } while (0); |
| 2493 | if (gr_info->t_select_deferral) { |
| 2494 | void *info = EVENT_ARG(((gr_info->t_select_deferral)->arg) |
| 2495 | gr_info->t_select_deferral)((gr_info->t_select_deferral)->arg); |
| 2496 | XFREE(MTYPE_TMP, info)do { qfree(MTYPE_TMP, info); info = ((void*)0); } while (0); |
| 2497 | } |
| 2498 | EVENT_OFF(gr_info->t_select_deferral)do { if ((gr_info->t_select_deferral)) event_cancel(&( gr_info->t_select_deferral)); } while (0); |
| 2499 | gr_info->eor_required = 0; |
| 2500 | gr_info->eor_received = 0; |
| 2501 | /* Best path selection */ |
| 2502 | bgp_best_path_select_defer(peer->bgp, |
| 2503 | afi, safi); |
| 2504 | } |
| 2505 | } |
| 2506 | |
| 2507 | /* NSF delete stale route */ |
| 2508 | if (peer->nsf[afi][safi]) |
| 2509 | bgp_clear_stale_route(peer, afi, safi); |
| 2510 | |
| 2511 | zlog_info(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: rcvd End-of-RIB for %s from %s in vrf %s" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2514, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s: rcvd End-of-RIB for %s from %s in vrf %s"), .priority = (6), .ec = (0), .args = ("__func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()" ), }; static const struct xref * const xref_p_235 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: rcvd End-of-RIB for %s from %s in vrf %s") , __func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()); } while (0) |
| 2512 | "%s: rcvd End-of-RIB for %s from %s in vrf %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: rcvd End-of-RIB for %s from %s in vrf %s" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2514, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s: rcvd End-of-RIB for %s from %s in vrf %s"), .priority = (6), .ec = (0), .args = ("__func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()" ), }; static const struct xref * const xref_p_235 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: rcvd End-of-RIB for %s from %s in vrf %s") , __func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()); } while (0) |
| 2513 | __func__, get_afi_safi_str(afi, safi, false),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: rcvd End-of-RIB for %s from %s in vrf %s" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2514, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s: rcvd End-of-RIB for %s from %s in vrf %s"), .priority = (6), .ec = (0), .args = ("__func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()" ), }; static const struct xref * const xref_p_235 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: rcvd End-of-RIB for %s from %s in vrf %s") , __func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()); } while (0) |
| 2514 | peer->host, vrf ? vrf->name : VRF_DEFAULT_NAME)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: rcvd End-of-RIB for %s from %s in vrf %s" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2514, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s: rcvd End-of-RIB for %s from %s in vrf %s"), .priority = (6), .ec = (0), .args = ("__func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()" ), }; static const struct xref * const xref_p_235 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: rcvd End-of-RIB for %s from %s in vrf %s") , __func__, get_afi_safi_str(afi, safi, 0), peer->host, vrf ? vrf->name : vrf_get_default_name()); } while (0); |
| 2515 | } |
| 2516 | } |
| 2517 | |
| 2518 | /* Everything is done. We unintern temporary structures which |
| 2519 | interned in bgp_attr_parse(). */ |
| 2520 | bgp_attr_unintern_sub(&attr); |
| 2521 | |
| 2522 | peer->update_time = monotime(NULL((void*)0)); |
| 2523 | |
| 2524 | /* Notify BGP Conditional advertisement scanner process */ |
| 2525 | peer->advmap_table_change = true1; |
| 2526 | |
| 2527 | return Receive_UPDATE_message; |
| 2528 | } |
| 2529 | |
| 2530 | /** |
| 2531 | * Process BGP NOTIFY message for peer. |
| 2532 | * |
| 2533 | * @param peer |
| 2534 | * @param size size of the packet |
| 2535 | * @return as in summary |
| 2536 | */ |
| 2537 | static int bgp_notify_receive(struct peer_connection *connection, |
| 2538 | struct peer *peer, bgp_size_t size) |
| 2539 | { |
| 2540 | struct bgp_notify outer = {}; |
| 2541 | struct bgp_notify inner = {}; |
| 2542 | bool_Bool hard_reset = false0; |
| 2543 | |
| 2544 | if (peer->notify.data) { |
| 2545 | XFREE(MTYPE_BGP_NOTIFICATION, peer->notify.data)do { qfree(MTYPE_BGP_NOTIFICATION, peer->notify.data); peer ->notify.data = ((void*)0); } while (0); |
| 2546 | peer->notify.length = 0; |
| 2547 | peer->notify.hard_reset = false0; |
| 2548 | } |
| 2549 | |
| 2550 | outer.code = stream_getc(peer->curr); |
| 2551 | outer.subcode = stream_getc(peer->curr); |
| 2552 | outer.length = size - 2; |
| 2553 | outer.data = NULL((void*)0); |
| 2554 | outer.raw_data = NULL((void*)0); |
| 2555 | if (outer.length) { |
| 2556 | outer.raw_data = XMALLOC(MTYPE_BGP_NOTIFICATION, outer.length)qmalloc(MTYPE_BGP_NOTIFICATION, outer.length); |
| 2557 | memcpy(outer.raw_data, stream_pnt(peer->curr), outer.length); |
| 2558 | } |
| 2559 | |
| 2560 | hard_reset = |
| 2561 | bgp_notify_received_hard_reset(peer, outer.code, outer.subcode); |
| 2562 | if (hard_reset && outer.length) { |
| 2563 | inner = bgp_notify_decapsulate_hard_reset(&outer); |
| 2564 | peer->notify.hard_reset = true1; |
| 2565 | } else { |
| 2566 | inner = outer; |
| 2567 | } |
| 2568 | |
| 2569 | /* Preserv notify code and sub code. */ |
| 2570 | peer->notify.code = inner.code; |
| 2571 | peer->notify.subcode = inner.subcode; |
| 2572 | /* For further diagnostic record returned Data. */ |
| 2573 | if (inner.length) { |
| 2574 | peer->notify.length = inner.length; |
| 2575 | peer->notify.data = |
| 2576 | XMALLOC(MTYPE_BGP_NOTIFICATION, inner.length)qmalloc(MTYPE_BGP_NOTIFICATION, inner.length); |
| 2577 | memcpy(peer->notify.data, inner.raw_data, inner.length); |
| 2578 | } |
| 2579 | |
| 2580 | /* For debug */ |
| 2581 | { |
| 2582 | int i; |
| 2583 | int first = 0; |
| 2584 | char c[4]; |
| 2585 | |
| 2586 | if (inner.length) { |
| 2587 | inner.data = XMALLOC(MTYPE_BGP_NOTIFICATION,qmalloc(MTYPE_BGP_NOTIFICATION, inner.length * 3) |
| 2588 | inner.length * 3)qmalloc(MTYPE_BGP_NOTIFICATION, inner.length * 3); |
| 2589 | for (i = 0; i < inner.length; i++) |
| 2590 | if (first) { |
| 2591 | snprintf(c, sizeof(c), " %02x", |
| 2592 | stream_getc(peer->curr)); |
| 2593 | |
| 2594 | strlcat(inner.data, c, |
| 2595 | inner.length * 3); |
| 2596 | |
| 2597 | } else { |
| 2598 | first = 1; |
| 2599 | snprintf(c, sizeof(c), "%02x", |
| 2600 | stream_getc(peer->curr)); |
| 2601 | |
| 2602 | strlcpy(inner.data, c, |
| 2603 | inner.length * 3); |
| 2604 | } |
| 2605 | } |
| 2606 | |
| 2607 | bgp_notify_print(peer, &inner, "received", hard_reset); |
| 2608 | if (inner.length) { |
| 2609 | XFREE(MTYPE_BGP_NOTIFICATION, inner.data)do { qfree(MTYPE_BGP_NOTIFICATION, inner.data); inner.data = ( (void*)0); } while (0); |
| 2610 | inner.length = 0; |
| 2611 | } |
| 2612 | if (outer.length) { |
| 2613 | XFREE(MTYPE_BGP_NOTIFICATION, outer.data)do { qfree(MTYPE_BGP_NOTIFICATION, outer.data); outer.data = ( (void*)0); } while (0); |
| 2614 | XFREE(MTYPE_BGP_NOTIFICATION, outer.raw_data)do { qfree(MTYPE_BGP_NOTIFICATION, outer.raw_data); outer.raw_data = ((void*)0); } while (0); |
| 2615 | |
| 2616 | /* If this is a Hard Reset notification, we MUST free |
| 2617 | * the inner (encapsulated) notification too. |
| 2618 | */ |
| 2619 | if (hard_reset) |
| 2620 | XFREE(MTYPE_BGP_NOTIFICATION, inner.raw_data)do { qfree(MTYPE_BGP_NOTIFICATION, inner.raw_data); inner.raw_data = ((void*)0); } while (0); |
| 2621 | outer.length = 0; |
| 2622 | } |
| 2623 | } |
| 2624 | |
| 2625 | /* peer count update */ |
| 2626 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->notify_in, 1, memory_order_relaxed); |
| 2627 | |
| 2628 | peer->last_reset = PEER_DOWN_NOTIFY_RECEIVED13U; |
| 2629 | |
| 2630 | /* We have to check for Notify with Unsupported Optional Parameter. |
| 2631 | in that case we fallback to open without the capability option. |
| 2632 | But this done in bgp_stop. We just mark it here to avoid changing |
| 2633 | the fsm tables. */ |
| 2634 | if (inner.code == BGP_NOTIFY_OPEN_ERR2 && |
| 2635 | inner.subcode == BGP_NOTIFY_OPEN_UNSUP_PARAM4) |
| 2636 | UNSET_FLAG(peer->sflags, PEER_STATUS_CAPABILITY_OPEN)(peer->sflags) &= ~((1U << 2)); |
| 2637 | |
| 2638 | /* If Graceful-Restart N-bit (Notification) is exchanged, |
| 2639 | * and it's not a Hard Reset, let's retain the routes. |
| 2640 | */ |
| 2641 | if (bgp_has_graceful_restart_notification(peer) && !hard_reset && |
| 2642 | CHECK_FLAG(peer->sflags, PEER_STATUS_NSF_MODE)((peer->sflags) & ((1U << 5)))) |
| 2643 | SET_FLAG(peer->sflags, PEER_STATUS_NSF_WAIT)(peer->sflags) |= ((1U << 6)); |
| 2644 | |
| 2645 | bgp_peer_gr_flags_update(peer); |
| 2646 | BGP_GR_ROUTER_DETECT_AND_SEND_CAPABILITY_TO_ZEBRA(peer->bgp,do { struct peer *peer_loop; _Bool gr_router_detected = 0; struct listnode *node = {0}; for ((node) = ((peer->bgp->peer) ? ((peer->bgp->peer)->head) : ((void*)0)), ((peer_loop ) = ((void*)0)); (node) != ((void*)0) && ((peer_loop) = ((({ static const struct xref_assert _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 2647, "bgpd/bgp_packet.c" , __func__, }, .expr = "node", }; static const struct xref * const xref_p_236 __attribute__((used, section("xref_array"))) = & (_xref.xref); if (__builtin_expect((node) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (node); }), ({ static const struct xref_assert _xref __attribute__( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 2647, "bgpd/bgp_packet.c", __func__ , }, .expr = "(node)->data != NULL", }; static const struct xref * const xref_p_237 __attribute__((used, section("xref_array" ))) = &(_xref.xref); if (__builtin_expect(((node)->data != ((void*)0)) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref , ((void*)0)); } while ((node)->data != ((void*)0)); }), ( node)->data)), 1); (node) = ((node) ? ((node)->next) : ( (void*)0)), ((peer_loop) = ((void*)0))) { if (((peer_loop-> flags) & ((1ULL << 24)))) gr_router_detected = 1; } if (gr_router_detected && peer->bgp->present_zebra_gr_state == ZEBRA_GR_DISABLE) { bgp_zebra_send_capabilities(peer-> bgp, 0); } else if (!gr_router_detected && peer->bgp ->present_zebra_gr_state == ZEBRA_GR_ENABLE) { bgp_zebra_send_capabilities (peer->bgp, 1); } } while (0) |
| 2647 | peer->bgp->peer)do { struct peer *peer_loop; _Bool gr_router_detected = 0; struct listnode *node = {0}; for ((node) = ((peer->bgp->peer) ? ((peer->bgp->peer)->head) : ((void*)0)), ((peer_loop ) = ((void*)0)); (node) != ((void*)0) && ((peer_loop) = ((({ static const struct xref_assert _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 2647, "bgpd/bgp_packet.c" , __func__, }, .expr = "node", }; static const struct xref * const xref_p_236 __attribute__((used, section("xref_array"))) = & (_xref.xref); if (__builtin_expect((node) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (node); }), ({ static const struct xref_assert _xref __attribute__( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 2647, "bgpd/bgp_packet.c", __func__ , }, .expr = "(node)->data != NULL", }; static const struct xref * const xref_p_237 __attribute__((used, section("xref_array" ))) = &(_xref.xref); if (__builtin_expect(((node)->data != ((void*)0)) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref , ((void*)0)); } while ((node)->data != ((void*)0)); }), ( node)->data)), 1); (node) = ((node) ? ((node)->next) : ( (void*)0)), ((peer_loop) = ((void*)0))) { if (((peer_loop-> flags) & ((1ULL << 24)))) gr_router_detected = 1; } if (gr_router_detected && peer->bgp->present_zebra_gr_state == ZEBRA_GR_DISABLE) { bgp_zebra_send_capabilities(peer-> bgp, 0); } else if (!gr_router_detected && peer->bgp ->present_zebra_gr_state == ZEBRA_GR_ENABLE) { bgp_zebra_send_capabilities (peer->bgp, 1); } } while (0); |
| 2648 | |
| 2649 | return Receive_NOTIFICATION_message; |
| 2650 | } |
| 2651 | |
| 2652 | /** |
| 2653 | * Process BGP ROUTEREFRESH message for peer. |
| 2654 | * |
| 2655 | * @param peer |
| 2656 | * @param size size of the packet |
| 2657 | * @return as in summary |
| 2658 | */ |
| 2659 | static int bgp_route_refresh_receive(struct peer_connection *connection, |
| 2660 | struct peer *peer, bgp_size_t size) |
| 2661 | { |
| 2662 | iana_afi_t pkt_afi; |
| 2663 | afi_t afi; |
| 2664 | iana_safi_t pkt_safi; |
| 2665 | safi_t safi; |
| 2666 | struct stream *s; |
| 2667 | struct peer_af *paf; |
| 2668 | struct update_group *updgrp; |
| 2669 | struct peer *updgrp_peer; |
| 2670 | uint8_t subtype; |
| 2671 | bool_Bool force_update = false0; |
| 2672 | bgp_size_t msg_length = |
| 2673 | size - (BGP_MSG_ROUTE_REFRESH_MIN_SIZE(19 + 4) - BGP_HEADER_SIZE19); |
| 2674 | |
| 2675 | /* If peer does not have the capability, send notification. */ |
| 2676 | if (!CHECK_FLAG(peer->cap, PEER_CAP_REFRESH_ADV)((peer->cap) & ((1U << 0)))) { |
| 2677 | flog_err(EC_BGP_NO_CAP,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] BGP route refresh is not enabled" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2679, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] BGP route refresh is not enabled" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host" ), }; static const struct xref * const xref_p_238 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] BGP route refresh is not enabled"), peer->host); } while (0) |
| 2678 | "%s [Error] BGP route refresh is not enabled",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] BGP route refresh is not enabled" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2679, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] BGP route refresh is not enabled" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host" ), }; static const struct xref * const xref_p_238 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] BGP route refresh is not enabled"), peer->host); } while (0) |
| 2679 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] BGP route refresh is not enabled" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 2679, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] BGP route refresh is not enabled" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host" ), }; static const struct xref * const xref_p_238 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] BGP route refresh is not enabled"), peer->host); } while (0); |
| 2680 | bgp_notify_send(connection, BGP_NOTIFY_HEADER_ERR1, |
| 2681 | BGP_NOTIFY_HEADER_BAD_MESTYPE3); |
| 2682 | return BGP_Stop; |
| 2683 | } |
| 2684 | |
| 2685 | /* Status must be Established. */ |
| 2686 | if (!peer_established(connection)) { |
| 2687 | flog_err(EC_BGP_INVALID_STATUS,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Route refresh packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2691, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Route refresh packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_239 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Route refresh packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2688 | "%s [Error] Route refresh packet received under status %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Route refresh packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2691, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Route refresh packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_239 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Route refresh packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2689 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Route refresh packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2691, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Route refresh packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_239 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Route refresh packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2690 | lookup_msg(bgp_status_msg, peer->connection->status,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Route refresh packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2691, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Route refresh packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_239 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Route refresh packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0) |
| 2691 | NULL))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Route refresh packet received under status %s" ), .hashu32 = {(3), (EC_BGP_INVALID_STATUS)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 2691, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Route refresh packet received under status %s" ), .priority = (3), .ec = (EC_BGP_INVALID_STATUS), .args = ("peer->host, lookup_msg(bgp_status_msg, peer->connection->status, NULL)" ), }; static const struct xref * const xref_p_239 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Route refresh packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, peer->connection ->status, ((void*)0))); } while (0); |
| 2692 | bgp_notify_send(connection, BGP_NOTIFY_FSM_ERR5, |
| 2693 | bgp_fsm_error_subcode(peer->connection->status)); |
| 2694 | return BGP_Stop; |
| 2695 | } |
| 2696 | |
| 2697 | s = peer->curr; |
| 2698 | |
| 2699 | /* Parse packet. */ |
| 2700 | pkt_afi = stream_getw(s); |
| 2701 | subtype = stream_getc(s); |
| 2702 | pkt_safi = stream_getc(s); |
| 2703 | |
| 2704 | /* Convert AFI, SAFI to internal values and check. */ |
| 2705 | if (bgp_map_afi_safi_iana2int(pkt_afi, pkt_safi, &afi, &safi)) { |
| 2706 | zlog_info(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2709, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .priority = (6), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_240 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 2707 | "%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2709, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .priority = (6), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_240 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 2708 | peer->host, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2709, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .priority = (6), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_240 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 2709 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2709, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), .priority = (6), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_240 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s REFRESH_REQ for unrecognized afi/safi: %s/%s - ignored" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0); |
| 2710 | return BGP_PACKET_NOOP0; |
| 2711 | } |
| 2712 | |
| 2713 | if (size != BGP_MSG_ROUTE_REFRESH_MIN_SIZE(19 + 4) - BGP_HEADER_SIZE19) { |
| 2714 | uint8_t *end; |
| 2715 | uint8_t when_to_refresh; |
| 2716 | uint8_t orf_type; |
| 2717 | uint16_t orf_len; |
| 2718 | |
| 2719 | if (subtype) { |
| 2720 | /* If the length, excluding the fixed-size message |
| 2721 | * header, of the received ROUTE-REFRESH message with |
| 2722 | * Message Subtype 1 and 2 is not 4, then the BGP |
| 2723 | * speaker MUST send a NOTIFICATION message with the |
| 2724 | * Error Code of "ROUTE-REFRESH Message Error" and the |
| 2725 | * subcode of "Invalid Message Length". |
| 2726 | */ |
| 2727 | if (msg_length != 4) { |
| 2728 | zlog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Enhanced Route Refresh message length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2730, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Enhanced Route Refresh message length error"), .priority = (3), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_241 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s Enhanced Route Refresh message length error" ), peer->host); } while (0) |
| 2729 | "%s Enhanced Route Refresh message length error",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Enhanced Route Refresh message length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2730, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Enhanced Route Refresh message length error"), .priority = (3), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_241 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s Enhanced Route Refresh message length error" ), peer->host); } while (0) |
| 2730 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Enhanced Route Refresh message length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2730, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Enhanced Route Refresh message length error"), .priority = (3), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_241 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%s Enhanced Route Refresh message length error" ), peer->host); } while (0); |
| 2731 | bgp_notify_send(connection, |
| 2732 | BGP_NOTIFY_ROUTE_REFRESH_ERR7, |
| 2733 | BGP_NOTIFY_ROUTE_REFRESH_INVALID_MSG_LEN1); |
| 2734 | } |
| 2735 | |
| 2736 | /* When the BGP speaker receives a ROUTE-REFRESH message |
| 2737 | * with a "Message Subtype" field other than 0, 1, or 2, |
| 2738 | * it MUST ignore the received ROUTE-REFRESH message. |
| 2739 | */ |
| 2740 | if (subtype > 2) |
| 2741 | zlog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Enhanced Route Refresh invalid subtype" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2743, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Enhanced Route Refresh invalid subtype"), .priority = (3), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_242 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s Enhanced Route Refresh invalid subtype" ), peer->host); } while (0) |
| 2742 | "%s Enhanced Route Refresh invalid subtype",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Enhanced Route Refresh invalid subtype" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2743, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Enhanced Route Refresh invalid subtype"), .priority = (3), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_242 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s Enhanced Route Refresh invalid subtype" ), peer->host); } while (0) |
| 2743 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Enhanced Route Refresh invalid subtype" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2743, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Enhanced Route Refresh invalid subtype"), .priority = (3), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_242 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s Enhanced Route Refresh invalid subtype" ), peer->host); } while (0); |
| 2744 | } |
| 2745 | |
| 2746 | if (msg_length < 5) { |
| 2747 | zlog_info("%s ORF route refresh length error",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s ORF route refresh length error" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2748, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s ORF route refresh length error"), .priority = (6), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_243 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s ORF route refresh length error" ), peer->host); } while (0) |
| 2748 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s ORF route refresh length error" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2748, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s ORF route refresh length error"), .priority = (6), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_243 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%s ORF route refresh length error" ), peer->host); } while (0); |
| 2749 | bgp_notify_send(connection, BGP_NOTIFY_CEASE6, |
| 2750 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 2751 | return BGP_Stop; |
| 2752 | } |
| 2753 | |
| 2754 | when_to_refresh = stream_getc(s); |
| 2755 | end = stream_pnt(s) + (size - 5); |
| 2756 | |
| 2757 | while ((stream_pnt(s) + 2) < end) { |
| 2758 | orf_type = stream_getc(s); |
| 2759 | orf_len = stream_getw(s); |
| 2760 | |
| 2761 | /* orf_len in bounds? */ |
| 2762 | if ((stream_pnt(s) + orf_len) > end) |
| 2763 | break; /* XXX: Notify instead?? */ |
| 2764 | if (orf_type == ORF_TYPE_PREFIX64) { |
| 2765 | uint8_t *p_pnt = stream_pnt(s); |
| 2766 | uint8_t *p_end = stream_pnt(s) + orf_len; |
| 2767 | struct orf_prefix orfp; |
| 2768 | uint8_t common = 0; |
| 2769 | uint32_t seq; |
| 2770 | int psize; |
| 2771 | char name[BUFSIZ8192]; |
| 2772 | int ret = CMD_SUCCESS0; |
| 2773 | |
| 2774 | if (bgp_debug_neighbor_events(peer)) { |
| 2775 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Prefixlist ORF(%d) length %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2777, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Prefixlist ORF(%d) length %d"), .priority = (7 ), .ec = (0), .args = ("peer, orf_type, orf_len"), }; static const struct xref * const xref_p_244 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd Prefixlist ORF(%d) length %d" ), peer, orf_type, orf_len); } while (0) |
| 2776 | "%pBP rcvd Prefixlist ORF(%d) length %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Prefixlist ORF(%d) length %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2777, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Prefixlist ORF(%d) length %d"), .priority = (7 ), .ec = (0), .args = ("peer, orf_type, orf_len"), }; static const struct xref * const xref_p_244 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd Prefixlist ORF(%d) length %d" ), peer, orf_type, orf_len); } while (0) |
| 2777 | peer, orf_type, orf_len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Prefixlist ORF(%d) length %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2777, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Prefixlist ORF(%d) length %d"), .priority = (7 ), .ec = (0), .args = ("peer, orf_type, orf_len"), }; static const struct xref * const xref_p_244 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd Prefixlist ORF(%d) length %d" ), peer, orf_type, orf_len); } while (0); |
| 2778 | } |
| 2779 | |
| 2780 | /* ORF prefix-list name */ |
| 2781 | snprintf(name, sizeof(name), "%s.%d.%d", |
| 2782 | peer->host, afi, safi); |
| 2783 | |
| 2784 | /* we're going to read at least 1 byte of common |
| 2785 | * ORF header, |
| 2786 | * and 7 bytes of ORF Address-filter entry from |
| 2787 | * the stream |
| 2788 | */ |
| 2789 | if (p_pnt < p_end && |
| 2790 | *p_pnt & ORF_COMMON_PART_REMOVE_ALL0xC0) { |
| 2791 | if (bgp_debug_neighbor_events(peer)) |
| 2792 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Remove-All pfxlist ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2794, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Remove-All pfxlist ORF request"), .priority = ( 7), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_245 __attribute__((used, section("xref_array")) ) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd Remove-All pfxlist ORF request" ), peer); } while (0) |
| 2793 | "%pBP rcvd Remove-All pfxlist ORF request",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Remove-All pfxlist ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2794, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Remove-All pfxlist ORF request"), .priority = ( 7), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_245 __attribute__((used, section("xref_array")) ) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd Remove-All pfxlist ORF request" ), peer); } while (0) |
| 2794 | peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Remove-All pfxlist ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2794, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Remove-All pfxlist ORF request"), .priority = ( 7), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_245 __attribute__((used, section("xref_array")) ) = &(_xref.xref); zlog_ref(&_xref, ("%pBP rcvd Remove-All pfxlist ORF request" ), peer); } while (0); |
| 2795 | prefix_bgp_orf_remove_all(afi, name); |
| 2796 | break; |
| 2797 | } |
| 2798 | |
| 2799 | if (orf_len < 7) |
| 2800 | break; |
| 2801 | |
| 2802 | while (p_pnt < p_end) { |
| 2803 | /* If the ORF entry is malformed, want |
| 2804 | * to read as much of it |
| 2805 | * as possible without going beyond the |
| 2806 | * bounds of the entry, |
| 2807 | * to maximise debug information. |
| 2808 | */ |
| 2809 | int ok; |
| 2810 | memset(&orfp, 0, sizeof(orfp)); |
| 2811 | common = *p_pnt++; |
| 2812 | /* after ++: p_pnt <= p_end */ |
| 2813 | ok = ((uint32_t)(p_end - p_pnt) |
| 2814 | >= sizeof(uint32_t)); |
| 2815 | if (ok) { |
| 2816 | memcpy(&seq, p_pnt, |
| 2817 | sizeof(uint32_t)); |
| 2818 | p_pnt += sizeof(uint32_t); |
| 2819 | orfp.seq = ntohl(seq); |
| 2820 | } else |
| 2821 | p_pnt = p_end; |
| 2822 | |
| 2823 | /* val checked in prefix_bgp_orf_set */ |
| 2824 | if (p_pnt < p_end) |
| 2825 | orfp.ge = *p_pnt++; |
| 2826 | |
| 2827 | /* val checked in prefix_bgp_orf_set */ |
| 2828 | if (p_pnt < p_end) |
| 2829 | orfp.le = *p_pnt++; |
| 2830 | |
| 2831 | if ((ok = (p_pnt < p_end))) |
| 2832 | orfp.p.prefixlen = *p_pnt++; |
| 2833 | |
| 2834 | /* afi checked already */ |
| 2835 | orfp.p.family = afi2family(afi); |
| 2836 | |
| 2837 | /* 0 if not ok */ |
| 2838 | psize = PSIZE(orfp.p.prefixlen)(((orfp.p.prefixlen) + 7) / (8)); |
| 2839 | /* valid for family ? */ |
| 2840 | if (psize > prefix_blen(&orfp.p)) { |
| 2841 | ok = 0; |
| 2842 | psize = prefix_blen(&orfp.p); |
| 2843 | } |
| 2844 | /* valid for packet ? */ |
| 2845 | if (psize > (p_end - p_pnt)) { |
| 2846 | ok = 0; |
| 2847 | psize = p_end - p_pnt; |
| 2848 | } |
| 2849 | |
| 2850 | if (psize > 0) |
| 2851 | memcpy(&orfp.p.u.prefix, p_pnt, |
| 2852 | psize); |
| 2853 | p_pnt += psize; |
| 2854 | |
| 2855 | if (bgp_debug_neighbor_events(peer)) { |
| 2856 | char buf[INET6_BUFSIZ53]; |
| 2857 | |
| 2858 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2859 | "%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2860 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2861 | (common & ORF_COMMON_PART_REMOVEdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2862 | ? "Remove"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2863 | : "Add"),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2864 | (common & ORF_COMMON_PART_DENYdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2865 | ? "deny"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2866 | : "permit"),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2867 | orfp.seq,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2868 | inet_ntop(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2869 | orfp.p.family,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2870 | &orfp.p.u.prefix,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2871 | buf,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2872 | INET6_BUFSIZ),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2873 | orfp.p.prefixlen,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2874 | orfp.ge, orfp.le,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0) |
| 2875 | ok ? "" : " MALFORMED")do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2875, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), .priority = (7), .ec = (0), .args = ("peer, (common & 0x80 ? \"Remove\" : \"Add\"), (common & 0x20 ? \"deny\" : \"permit\"), orfp.seq, inet_ntop( orfp.p.family, &orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le, ok ? \"\" : \" MALFORMED\"" ), }; static const struct xref * const xref_p_246 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd %s %s seq %u %s/%d ge %d le %d%s"), peer , (common & 0x80 ? "Remove" : "Add"), (common & 0x20 ? "deny" : "permit"), orfp.seq, inet_ntop( orfp.p.family, & orfp.p.u.prefix, buf, 53), orfp.p.prefixlen, orfp.ge, orfp.le , ok ? "" : " MALFORMED"); } while (0); |
| 2876 | } |
| 2877 | |
| 2878 | if (ok) |
| 2879 | ret = prefix_bgp_orf_set( |
| 2880 | name, afi, &orfp, |
| 2881 | (common & ORF_COMMON_PART_DENY0x20 |
| 2882 | ? 0 |
| 2883 | : 1), |
| 2884 | (common & ORF_COMMON_PART_REMOVE0x80 |
| 2885 | ? 0 |
| 2886 | : 1)); |
| 2887 | |
| 2888 | if (!ok || (ok && ret != CMD_SUCCESS0)) { |
| 2889 | zlog_info(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2891, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), .priority = (6), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_247 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), peer); } while (0) |
| 2890 | "%pBP Received misformatted prefixlist ORF. Remove All pfxlist",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2891, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), .priority = (6), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_247 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), peer); } while (0) |
| 2891 | peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2891, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), .priority = (6), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_247 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP Received misformatted prefixlist ORF. Remove All pfxlist" ), peer); } while (0); |
| 2892 | prefix_bgp_orf_remove_all(afi, |
| 2893 | name); |
| 2894 | break; |
| 2895 | } |
| 2896 | } |
| 2897 | |
| 2898 | peer->orf_plist[afi][safi] = |
| 2899 | prefix_bgp_orf_lookup(afi, name); |
| 2900 | } |
| 2901 | stream_forward_getp(s, orf_len); |
| 2902 | } |
| 2903 | if (bgp_debug_neighbor_events(peer)) |
| 2904 | zlog_debug("%pBP rcvd Refresh %s ORF request", peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Refresh %s ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2907, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Refresh %s ORF request"), .priority = (7), .ec = (0), .args = ("peer, when_to_refresh == 2 ? \"Defer\" : \"Immediate\"" ), }; static const struct xref * const xref_p_248 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd Refresh %s ORF request"), peer, when_to_refresh == 2 ? "Defer" : "Immediate"); } while (0) |
| 2905 | when_to_refresh == REFRESH_DEFERdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Refresh %s ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2907, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Refresh %s ORF request"), .priority = (7), .ec = (0), .args = ("peer, when_to_refresh == 2 ? \"Defer\" : \"Immediate\"" ), }; static const struct xref * const xref_p_248 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd Refresh %s ORF request"), peer, when_to_refresh == 2 ? "Defer" : "Immediate"); } while (0) |
| 2906 | ? "Defer"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Refresh %s ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2907, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Refresh %s ORF request"), .priority = (7), .ec = (0), .args = ("peer, when_to_refresh == 2 ? \"Defer\" : \"Immediate\"" ), }; static const struct xref * const xref_p_248 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd Refresh %s ORF request"), peer, when_to_refresh == 2 ? "Defer" : "Immediate"); } while (0) |
| 2907 | : "Immediate")do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd Refresh %s ORF request" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2907, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd Refresh %s ORF request"), .priority = (7), .ec = (0), .args = ("peer, when_to_refresh == 2 ? \"Defer\" : \"Immediate\"" ), }; static const struct xref * const xref_p_248 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd Refresh %s ORF request"), peer, when_to_refresh == 2 ? "Defer" : "Immediate"); } while (0); |
| 2908 | if (when_to_refresh == REFRESH_DEFER2) |
| 2909 | return BGP_PACKET_NOOP0; |
| 2910 | } |
| 2911 | |
| 2912 | /* First update is deferred until ORF or ROUTE-REFRESH is received */ |
| 2913 | if (CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 1))) |
| 2914 | PEER_STATUS_ORF_WAIT_REFRESH)((peer->af_sflags[afi][safi]) & ((1U << 1)))) |
| 2915 | UNSET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) &= ~((1U << 1)) |
| 2916 | PEER_STATUS_ORF_WAIT_REFRESH)(peer->af_sflags[afi][safi]) &= ~((1U << 1)); |
| 2917 | |
| 2918 | paf = peer_af_find(peer, afi, safi); |
| 2919 | if (paf && paf->subgroup) { |
| 2920 | if (peer->orf_plist[afi][safi]) { |
| 2921 | updgrp = PAF_UPDGRP(paf)((paf)->subgroup->update_group); |
| 2922 | updgrp_peer = UPDGRP_PEER(updgrp)((updgrp)->conf); |
| 2923 | updgrp_peer->orf_plist[afi][safi] = |
| 2924 | peer->orf_plist[afi][safi]; |
| 2925 | } |
| 2926 | |
| 2927 | /* Avoid supressing duplicate routes later |
| 2928 | * when processing in subgroup_announce_table(). |
| 2929 | */ |
| 2930 | force_update = true1; |
| 2931 | |
| 2932 | /* If the peer is configured for default-originate clear the |
| 2933 | * SUBGRP_STATUS_DEFAULT_ORIGINATE flag so that we will |
| 2934 | * re-advertise the |
| 2935 | * default |
| 2936 | */ |
| 2937 | if (CHECK_FLAG(paf->subgroup->sflags,((paf->subgroup->sflags) & ((1 << 0))) |
| 2938 | SUBGRP_STATUS_DEFAULT_ORIGINATE)((paf->subgroup->sflags) & ((1 << 0)))) |
| 2939 | UNSET_FLAG(paf->subgroup->sflags,(paf->subgroup->sflags) &= ~((1 << 0)) |
| 2940 | SUBGRP_STATUS_DEFAULT_ORIGINATE)(paf->subgroup->sflags) &= ~((1 << 0)); |
| 2941 | } |
| 2942 | |
| 2943 | if (subtype == BGP_ROUTE_REFRESH_BORR1) { |
| 2944 | /* A BGP speaker that has received the Graceful Restart |
| 2945 | * Capability from its neighbor MUST ignore any BoRRs for |
| 2946 | * an <AFI, SAFI> from the neighbor before the speaker |
| 2947 | * receives the EoR for the given <AFI, SAFI> from the |
| 2948 | * neighbor. |
| 2949 | */ |
| 2950 | if (CHECK_FLAG(peer->cap, PEER_CAP_RESTART_RCV)((peer->cap) & ((1U << 6))) |
| 2951 | && !CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 5))) |
| 2952 | PEER_STATUS_EOR_RECEIVED)((peer->af_sflags[afi][safi]) & ((1U << 5)))) { |
| 2953 | if (bgp_debug_neighbor_events(peer)) |
| 2954 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2956, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR"), . priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_249 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 2955 | "%pBP rcvd route-refresh (BoRR) for %s/%s before EoR",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2956, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR"), . priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_249 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 2956 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2956, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR"), . priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_249 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 2957 | return BGP_PACKET_NOOP0; |
| 2958 | } |
| 2959 | |
| 2960 | if (peer->t_refresh_stalepath) { |
| 2961 | if (bgp_debug_neighbor_events(peer)) |
| 2962 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2964, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_250 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 2963 | "%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2964, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_250 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 2964 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2964, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_250 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, whereas BoRR already received" ), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 2965 | return BGP_PACKET_NOOP0; |
| 2966 | } |
| 2967 | |
| 2968 | SET_FLAG(peer->af_sflags[afi][safi], PEER_STATUS_BORR_RECEIVED)(peer->af_sflags[afi][safi]) |= ((1U << 8)); |
| 2969 | UNSET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) &= ~((1U << 10)) |
| 2970 | PEER_STATUS_EORR_RECEIVED)(peer->af_sflags[afi][safi]) &= ~((1U << 10)); |
| 2971 | |
| 2972 | /* When a BGP speaker receives a BoRR message from |
| 2973 | * a peer, it MUST mark all the routes with the given |
| 2974 | * Address Family Identifier and Subsequent Address |
| 2975 | * Family Identifier, <AFI, SAFI> [RFC2918], from |
| 2976 | * that peer as stale. |
| 2977 | */ |
| 2978 | if (peer_active_nego(peer)) { |
| 2979 | SET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) |= ((1U << 6)) |
| 2980 | PEER_STATUS_ENHANCED_REFRESH)(peer->af_sflags[afi][safi]) |= ((1U << 6)); |
| 2981 | bgp_set_stale_route(peer, afi, safi); |
| 2982 | } |
| 2983 | |
| 2984 | if (peer_established(peer->connection)) |
| 2985 | event_add_timer(bm->master,({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 2988, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_refresh_stalepath_timer_expire" , .dest = "&peer->t_refresh_stalepath", .event_type = EVENT_TIMER , }; static const struct xref * const xref_p_251 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); _event_add_timer (&_xref, bm->master, bgp_refresh_stalepath_timer_expire , paf, peer->bgp->stalepath_time, &peer->t_refresh_stalepath ); }) |
| 2986 | bgp_refresh_stalepath_timer_expire, paf,({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 2988, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_refresh_stalepath_timer_expire" , .dest = "&peer->t_refresh_stalepath", .event_type = EVENT_TIMER , }; static const struct xref * const xref_p_251 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); _event_add_timer (&_xref, bm->master, bgp_refresh_stalepath_timer_expire , paf, peer->bgp->stalepath_time, &peer->t_refresh_stalepath ); }) |
| 2987 | peer->bgp->stalepath_time,({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 2988, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_refresh_stalepath_timer_expire" , .dest = "&peer->t_refresh_stalepath", .event_type = EVENT_TIMER , }; static const struct xref * const xref_p_251 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); _event_add_timer (&_xref, bm->master, bgp_refresh_stalepath_timer_expire , paf, peer->bgp->stalepath_time, &peer->t_refresh_stalepath ); }) |
| 2988 | &peer->t_refresh_stalepath)({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 2988, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_refresh_stalepath_timer_expire" , .dest = "&peer->t_refresh_stalepath", .event_type = EVENT_TIMER , }; static const struct xref * const xref_p_251 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); _event_add_timer (&_xref, bm->master, bgp_refresh_stalepath_timer_expire , paf, peer->bgp->stalepath_time, &peer->t_refresh_stalepath ); }); |
| 2989 | |
| 2990 | if (bgp_debug_neighbor_events(peer)) |
| 2991 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2994, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time" ), }; static const struct xref * const xref_p_252 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time ); } while (0) |
| 2992 | "%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2994, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time" ), }; static const struct xref * const xref_p_252 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time ); } while (0) |
| 2993 | peer, afi2str(afi), safi2str(safi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2994, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time" ), }; static const struct xref * const xref_p_252 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time ); } while (0) |
| 2994 | peer->bgp->stalepath_time)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2994, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time" ), }; static const struct xref * const xref_p_252 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (BoRR) for %s/%s, triggering timer for %u seconds" ), peer, afi2str(afi), safi2str(safi), peer->bgp->stalepath_time ); } while (0); |
| 2995 | } else if (subtype == BGP_ROUTE_REFRESH_EORR2) { |
| 2996 | if (!peer->t_refresh_stalepath) { |
| 2997 | zlog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2999, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), .priority = (3), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_253 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 2998 | "%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2999, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), .priority = (3), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_253 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 2999 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 2999, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), .priority = (3), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_253 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (EoRR) for %s/%s, whereas no BoRR received" ), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 3000 | return BGP_PACKET_NOOP0; |
| 3001 | } |
| 3002 | |
| 3003 | EVENT_OFF(peer->t_refresh_stalepath)do { if ((peer->t_refresh_stalepath)) event_cancel(&(peer ->t_refresh_stalepath)); } while (0); |
| 3004 | |
| 3005 | SET_FLAG(peer->af_sflags[afi][safi], PEER_STATUS_EORR_RECEIVED)(peer->af_sflags[afi][safi]) |= ((1U << 10)); |
| 3006 | UNSET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) &= ~((1U << 8)) |
| 3007 | PEER_STATUS_BORR_RECEIVED)(peer->af_sflags[afi][safi]) &= ~((1U << 8)); |
| 3008 | |
| 3009 | if (bgp_debug_neighbor_events(peer)) |
| 3010 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3012, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_254 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3011 | "%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3012, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_254 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3012 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3012, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_254 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (EoRR) for %s/%s, stopping BoRR timer" ), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 3013 | |
| 3014 | if (peer->nsf[afi][safi]) |
| 3015 | bgp_clear_stale_route(peer, afi, safi); |
| 3016 | } else { |
| 3017 | if (bgp_debug_neighbor_events(peer)) |
| 3018 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3020, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_255 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3019 | "%pBP rcvd route-refresh (REQUEST) for %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3020, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_255 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3020 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3020, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_255 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 3021 | |
| 3022 | /* In response to a "normal route refresh request" from the |
| 3023 | * peer, the speaker MUST send a BoRR message. |
| 3024 | */ |
| 3025 | if (CHECK_FLAG(peer->cap, PEER_CAP_ENHANCED_RR_RCV)((peer->cap) & ((1U << 18)))) { |
| 3026 | /* For a BGP speaker that supports the BGP Graceful |
| 3027 | * Restart, it MUST NOT send a BoRR for an <AFI, SAFI> |
| 3028 | * to a neighbor before it sends the EoR for the |
| 3029 | * <AFI, SAFI> to the neighbor. |
| 3030 | */ |
| 3031 | if (!CHECK_FLAG(peer->af_sflags[afi][safi],((peer->af_sflags[afi][safi]) & ((1U << 4))) |
| 3032 | PEER_STATUS_EOR_SEND)((peer->af_sflags[afi][safi]) & ((1U << 4)))) { |
| 3033 | if (bgp_debug_neighbor_events(peer)) |
| 3034 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3037, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR") , .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_256 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3035 | "%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3037, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR") , .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_256 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3036 | peer, afi2str(afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3037, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR") , .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_256 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3037 | safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3037, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR") , .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_256 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP rcvd route-refresh (REQUEST) for %s/%s before EoR" ), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 3038 | /* Can't send BoRR now, postpone after EoR */ |
| 3039 | SET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) |= ((1U << 12)) |
| 3040 | PEER_STATUS_REFRESH_PENDING)(peer->af_sflags[afi][safi]) |= ((1U << 12)); |
| 3041 | return BGP_PACKET_NOOP0; |
| 3042 | } |
| 3043 | |
| 3044 | bgp_route_refresh_send(peer, afi, safi, 0, 0, 0, |
| 3045 | BGP_ROUTE_REFRESH_BORR1); |
| 3046 | |
| 3047 | if (bgp_debug_neighbor_events(peer)) |
| 3048 | zlog_debug(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (BoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3050, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (BoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_257 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (BoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3049 | "%pBP sending route-refresh (BoRR) for %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (BoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3050, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (BoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_257 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (BoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0) |
| 3050 | peer, afi2str(afi), safi2str(safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP sending route-refresh (BoRR) for %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3050, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP sending route-refresh (BoRR) for %s/%s"), .priority = (7), .ec = (0), .args = ("peer, afi2str(afi), safi2str(safi)" ), }; static const struct xref * const xref_p_257 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP sending route-refresh (BoRR) for %s/%s"), peer, afi2str(afi), safi2str(safi)); } while (0); |
| 3051 | |
| 3052 | /* Set flag Ready-To-Send to know when we can send EoRR |
| 3053 | * message. |
| 3054 | */ |
| 3055 | SET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) |= ((1U << 7)) |
| 3056 | PEER_STATUS_BORR_SEND)(peer->af_sflags[afi][safi]) |= ((1U << 7)); |
| 3057 | UNSET_FLAG(peer->af_sflags[afi][safi],(peer->af_sflags[afi][safi]) &= ~((1U << 9)) |
| 3058 | PEER_STATUS_EORR_SEND)(peer->af_sflags[afi][safi]) &= ~((1U << 9)); |
| 3059 | } |
| 3060 | } |
| 3061 | |
| 3062 | /* Perform route refreshment to the peer */ |
| 3063 | bgp_announce_route(peer, afi, safi, force_update); |
| 3064 | |
| 3065 | /* No FSM action necessary */ |
| 3066 | return BGP_PACKET_NOOP0; |
| 3067 | } |
| 3068 | |
| 3069 | static void bgp_dynamic_capability_addpath(uint8_t *pnt, int action, |
| 3070 | struct capability_header *hdr, |
| 3071 | struct peer *peer) |
| 3072 | { |
| 3073 | uint8_t *data = pnt + 3; |
| 3074 | uint8_t *end = data + hdr->length; |
| 3075 | size_t len = end - data; |
| 3076 | afi_t afi; |
| 3077 | safi_t safi; |
| 3078 | |
| 3079 | if (action == CAPABILITY_ACTION_SET0) { |
| 3080 | if (len % CAPABILITY_CODE_ADDPATH_LEN4) { |
| 3081 | flog_warn(EC_BGP_CAPABILITY_INVALID_LENGTH,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Add Path: Received invalid length %zu, non-multiple of 4" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3083 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Add Path: Received invalid length %zu, non-multiple of 4" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("len"), }; static const struct xref * const xref_p_258 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("Add Path: Received invalid length %zu, non-multiple of 4" ), len); } while (0) |
| 3082 | "Add Path: Received invalid length %zu, non-multiple of 4",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Add Path: Received invalid length %zu, non-multiple of 4" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3083 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Add Path: Received invalid length %zu, non-multiple of 4" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("len"), }; static const struct xref * const xref_p_258 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("Add Path: Received invalid length %zu, non-multiple of 4" ), len); } while (0) |
| 3083 | len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Add Path: Received invalid length %zu, non-multiple of 4" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3083 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Add Path: Received invalid length %zu, non-multiple of 4" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("len"), }; static const struct xref * const xref_p_258 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("Add Path: Received invalid length %zu, non-multiple of 4" ), len); } while (0); |
| 3084 | return; |
| 3085 | } |
| 3086 | |
| 3087 | SET_FLAG(peer->cap, PEER_CAP_ADDPATH_RCV)(peer->cap) |= ((1U << 12)); |
| 3088 | |
| 3089 | while (data + CAPABILITY_CODE_ADDPATH_LEN4 <= end) { |
| 3090 | afi_t afi; |
| 3091 | safi_t safi; |
| 3092 | iana_afi_t pkt_afi; |
| 3093 | iana_safi_t pkt_safi; |
| 3094 | struct bgp_addpath_capability bac; |
| 3095 | |
| 3096 | memcpy(&bac, data, sizeof(bac)); |
| 3097 | pkt_afi = ntohs(bac.afi); |
| 3098 | pkt_safi = safi_int2iana(bac.safi); |
| 3099 | |
| 3100 | /* If any other value (other than 1-3) is received, |
| 3101 | * then the capability SHOULD be treated as not |
| 3102 | * understood and ignored. |
| 3103 | */ |
| 3104 | if (!bac.flags || bac.flags > 3) { |
| 3105 | flog_warn(EC_BGP_CAPABILITY_INVALID_LENGTH,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Add Path: Received invalid send/receive value %u in Add Path capability" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3107 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Add Path: Received invalid send/receive value %u in Add Path capability" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("bac.flags"), }; static const struct xref * const xref_p_259 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("Add Path: Received invalid send/receive value %u in Add Path capability" ), bac.flags); } while (0) |
| 3106 | "Add Path: Received invalid send/receive value %u in Add Path capability",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Add Path: Received invalid send/receive value %u in Add Path capability" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3107 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Add Path: Received invalid send/receive value %u in Add Path capability" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("bac.flags"), }; static const struct xref * const xref_p_259 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("Add Path: Received invalid send/receive value %u in Add Path capability" ), bac.flags); } while (0) |
| 3107 | bac.flags)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("Add Path: Received invalid send/receive value %u in Add Path capability" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3107 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("Add Path: Received invalid send/receive value %u in Add Path capability" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("bac.flags"), }; static const struct xref * const xref_p_259 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("Add Path: Received invalid send/receive value %u in Add Path capability" ), bac.flags); } while (0); |
| 3108 | goto ignore; |
| 3109 | } |
| 3110 | |
| 3111 | if (bgp_debug_neighbor_events(peer)) |
| 3112 | zlog_debug("%s OPEN has %s capability for afi/safi: %s/%s%s%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3113 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3114 | lookup_msg(capcode_str, hdr->code,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3115 | NULL),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3116 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3117 | iana_safi2str(pkt_safi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3118 | (bac.flags & BGP_ADDPATH_RX)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3119 | ? ", receive"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3120 | : "",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3121 | (bac.flags & BGP_ADDPATH_TX)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3122 | ? ", transmit"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0) |
| 3123 | : "")do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3123, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s OPEN has %s capability for afi/safi: %s/%s%s%s"), .priority = (7), .ec = (0), .args = ("peer->host, lookup_msg(capcode_str, hdr->code, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? \", receive\" : \"\", (bac.flags & 2) ? \", transmit\" : \"\"" ), }; static const struct xref * const xref_p_260 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s OPEN has %s capability for afi/safi: %s/%s%s%s" ), peer->host, lookup_msg(capcode_str, hdr->code, ((void *)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), (bac.flags & 1) ? ", receive" : "", (bac.flags & 2) ? ", transmit" : ""); } while (0); |
| 3124 | |
| 3125 | if (bgp_map_afi_safi_iana2int(pkt_afi, pkt_safi, &afi, |
| 3126 | &safi)) { |
| 3127 | if (bgp_debug_neighbor_events(peer)) |
| 3128 | zlog_debug("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3131, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_261 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3129 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3131, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_261 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3130 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3131, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_261 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3131 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3131, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_261 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Addpath Attribute for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0); |
| 3132 | goto ignore; |
| 3133 | } else if (!peer->afc[afi][safi]) { |
| 3134 | if (bgp_debug_neighbor_events(peer)) |
| 3135 | zlog_debug("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3138, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_262 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3136 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3138, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_262 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3137 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3138, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_262 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3138 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3138, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_262 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the AddPath capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0); |
| 3139 | goto ignore; |
| 3140 | } |
| 3141 | |
| 3142 | if (CHECK_FLAG(bac.flags, BGP_ADDPATH_RX)((bac.flags) & (1))) |
| 3143 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 11)) |
| 3144 | PEER_CAP_ADDPATH_AF_RX_RCV)(peer->af_cap[afi][safi]) |= ((1U << 11)); |
| 3145 | else |
| 3146 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 11)) |
| 3147 | PEER_CAP_ADDPATH_AF_RX_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 11)); |
| 3148 | |
| 3149 | if (CHECK_FLAG(bac.flags, BGP_ADDPATH_TX)((bac.flags) & (2))) |
| 3150 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 9)) |
| 3151 | PEER_CAP_ADDPATH_AF_TX_RCV)(peer->af_cap[afi][safi]) |= ((1U << 9)); |
| 3152 | else |
| 3153 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 9)) |
| 3154 | PEER_CAP_ADDPATH_AF_TX_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 9)); |
| 3155 | |
| 3156 | ignore: |
| 3157 | data += CAPABILITY_CODE_ADDPATH_LEN4; |
| 3158 | } |
| 3159 | } else { |
| 3160 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 3161 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 11)) |
| 3162 | PEER_CAP_ADDPATH_AF_RX_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 11)); |
| 3163 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 9)) |
| 3164 | PEER_CAP_ADDPATH_AF_TX_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 9)); |
| 3165 | } |
| 3166 | |
| 3167 | UNSET_FLAG(peer->cap, PEER_CAP_ADDPATH_RCV)(peer->cap) &= ~((1U << 12)); |
| 3168 | } |
| 3169 | } |
| 3170 | |
| 3171 | static void bgp_dynamic_capability_orf(uint8_t *pnt, int action, |
| 3172 | struct capability_header *hdr, |
| 3173 | struct peer *peer) |
| 3174 | { |
| 3175 | uint8_t *data = pnt + 3; |
| 3176 | uint8_t *end = data + hdr->length; |
| 3177 | size_t len = end - data; |
| 3178 | |
| 3179 | struct capability_mp_data mpc; |
| 3180 | uint8_t num; |
| 3181 | iana_afi_t pkt_afi; |
| 3182 | afi_t afi; |
| 3183 | iana_safi_t pkt_safi; |
| 3184 | safi_t safi; |
| 3185 | uint8_t type; |
| 3186 | uint8_t mode; |
| 3187 | uint16_t sm_cap = PEER_CAP_ORF_PREFIX_SM_RCV(1U << 2); |
| 3188 | uint16_t rm_cap = PEER_CAP_ORF_PREFIX_RM_RCV(1U << 3); |
| 3189 | int i; |
| 3190 | |
| 3191 | if (data + CAPABILITY_CODE_ORF_LEN5 > end) { |
| 3192 | flog_warn(EC_BGP_CAPABILITY_INVALID_LENGTH,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("ORF: Received invalid length %zu, less than %d" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3194 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("ORF: Received invalid length %zu, less than %d" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("len, CAPABILITY_CODE_ORF_LEN"), }; static const struct xref * const xref_p_263 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("ORF: Received invalid length %zu, less than %d" ), len, 5); } while (0) |
| 3193 | "ORF: Received invalid length %zu, less than %d", len,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("ORF: Received invalid length %zu, less than %d" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3194 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("ORF: Received invalid length %zu, less than %d" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("len, CAPABILITY_CODE_ORF_LEN"), }; static const struct xref * const xref_p_263 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("ORF: Received invalid length %zu, less than %d" ), len, 5); } while (0) |
| 3194 | CAPABILITY_CODE_ORF_LEN)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("ORF: Received invalid length %zu, less than %d" ), .hashu32 = {(4), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3194 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("ORF: Received invalid length %zu, less than %d" ), .priority = (4), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("len, CAPABILITY_CODE_ORF_LEN"), }; static const struct xref * const xref_p_263 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("ORF: Received invalid length %zu, less than %d" ), len, 5); } while (0); |
| 3195 | return; |
| 3196 | } |
| 3197 | |
| 3198 | /* ORF Entry header */ |
| 3199 | memcpy(&mpc, data, sizeof(mpc)); |
| 3200 | data += sizeof(mpc); |
| 3201 | num = *data++; |
| 3202 | pkt_afi = ntohs(mpc.afi); |
| 3203 | pkt_safi = mpc.safi; |
| 3204 | |
| 3205 | /* Convert AFI, SAFI to internal values, check. */ |
| 3206 | if (bgp_map_afi_safi_iana2int(pkt_afi, pkt_safi, &afi, &safi)) { |
| 3207 | zlog_info("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3208, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability" ), .priority = (6), .ec = (0), .args = ("peer, pkt_afi, pkt_safi" ), }; static const struct xref * const xref_p_264 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability" ), peer, pkt_afi, pkt_safi); } while (0) |
| 3208 | peer, pkt_afi, pkt_safi)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3208, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability" ), .priority = (6), .ec = (0), .args = ("peer, pkt_afi, pkt_safi" ), }; static const struct xref * const xref_p_264 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP Addr-family %d/%d not supported. Ignoring the ORF capability" ), peer, pkt_afi, pkt_safi); } while (0); |
| 3209 | return; |
| 3210 | } |
| 3211 | |
| 3212 | /* validate number field */ |
| 3213 | if (CAPABILITY_CODE_ORF_LEN5 + (num * 2) > hdr->length) { |
| 3214 | zlog_info("%pBP ORF Capability entry length error, Cap length %u, num %u",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length error, Cap length %u, num %u" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3215, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length error, Cap length %u, num %u" ), .priority = (6), .ec = (0), .args = ("peer, hdr->length, num" ), }; static const struct xref * const xref_p_265 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP ORF Capability entry length error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0) |
| 3215 | peer, hdr->length, num)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length error, Cap length %u, num %u" ), .hashu32 = {(6), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3215, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length error, Cap length %u, num %u" ), .priority = (6), .ec = (0), .args = ("peer, hdr->length, num" ), }; static const struct xref * const xref_p_265 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP ORF Capability entry length error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0); |
| 3216 | return; |
| 3217 | } |
| 3218 | |
| 3219 | if (action == CAPABILITY_ACTION_UNSET1) { |
| 3220 | UNSET_FLAG(peer->af_cap[afi][safi], sm_cap)(peer->af_cap[afi][safi]) &= ~(sm_cap); |
| 3221 | UNSET_FLAG(peer->af_cap[afi][safi], rm_cap)(peer->af_cap[afi][safi]) &= ~(rm_cap); |
| 3222 | return; |
| 3223 | } |
| 3224 | |
| 3225 | for (i = 0; i < num; i++) { |
| 3226 | if (data + 1 > end) { |
| 3227 | flog_err(EC_BGP_CAPABILITY_INVALID_LENGTH,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), .hashu32 = {(3), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3229 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), .priority = (3), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("peer, hdr->length, num"), }; static const struct xref * const xref_p_266 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0) |
| 3228 | "%pBP ORF Capability entry length (type) error, Cap length %u, num %u",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), .hashu32 = {(3), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3229 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), .priority = (3), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("peer, hdr->length, num"), }; static const struct xref * const xref_p_266 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0) |
| 3229 | peer, hdr->length, num)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), .hashu32 = {(3), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3229 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), .priority = (3), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("peer, hdr->length, num"), }; static const struct xref * const xref_p_266 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP ORF Capability entry length (type) error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0); |
| 3230 | return; |
| 3231 | } |
| 3232 | type = *data++; |
| 3233 | |
| 3234 | if (data + 1 > end) { |
| 3235 | flog_err(EC_BGP_CAPABILITY_INVALID_LENGTH,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), .hashu32 = {(3), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3237 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), .priority = (3), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("peer, hdr->length, num"), }; static const struct xref * const xref_p_267 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0) |
| 3236 | "%pBP ORF Capability entry length (mode) error, Cap length %u, num %u",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), .hashu32 = {(3), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3237 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), .priority = (3), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("peer, hdr->length, num"), }; static const struct xref * const xref_p_267 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0) |
| 3237 | peer, hdr->length, num)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), .hashu32 = {(3), (EC_BGP_CAPABILITY_INVALID_LENGTH)}, }, } ; static const struct xref_logmsg _xref __attribute__( (used) ) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3237 , "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), .priority = (3), .ec = (EC_BGP_CAPABILITY_INVALID_LENGTH), .args = ("peer, hdr->length, num"), }; static const struct xref * const xref_p_267 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP ORF Capability entry length (mode) error, Cap length %u, num %u" ), peer, hdr->length, num); } while (0); |
| 3238 | return; |
| 3239 | } |
| 3240 | mode = *data++; |
| 3241 | |
| 3242 | /* ORF Mode error check */ |
| 3243 | switch (mode) { |
| 3244 | case ORF_MODE_BOTH3: |
| 3245 | case ORF_MODE_SEND2: |
| 3246 | case ORF_MODE_RECEIVE1: |
| 3247 | break; |
| 3248 | default: |
| 3249 | if (bgp_debug_neighbor_events(peer)) |
| 3250 | zlog_debug("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3251, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported" ), .priority = (7), .ec = (0), .args = ("peer, afi, safi, type, mode" ), }; static const struct xref * const xref_p_268 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported" ), peer, afi, safi, type, mode); } while (0) |
| 3251 | peer, afi, safi, type, mode)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3251, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported" ), .priority = (7), .ec = (0), .args = ("peer, afi, safi, type, mode" ), }; static const struct xref * const xref_p_268 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP Addr-family %d/%d has ORF type/mode %d/%d not supported" ), peer, afi, safi, type, mode); } while (0); |
| 3252 | continue; |
| 3253 | } |
| 3254 | |
| 3255 | if (!((afi == AFI_IP && safi == SAFI_UNICAST) || |
| 3256 | (afi == AFI_IP && safi == SAFI_MULTICAST) || |
| 3257 | (afi == AFI_IP6 && safi == SAFI_UNICAST))) { |
| 3258 | if (bgp_debug_neighbor_events(peer)) |
| 3259 | zlog_debug("%pBP Addr-family %d/%d unsupported AFI/SAFI received",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Addr-family %d/%d unsupported AFI/SAFI received" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3260, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Addr-family %d/%d unsupported AFI/SAFI received"), . priority = (7), .ec = (0), .args = ("peer, afi, safi"), }; static const struct xref * const xref_p_269 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP Addr-family %d/%d unsupported AFI/SAFI received" ), peer, afi, safi); } while (0) |
| 3260 | peer, afi, safi)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP Addr-family %d/%d unsupported AFI/SAFI received" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3260, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP Addr-family %d/%d unsupported AFI/SAFI received"), . priority = (7), .ec = (0), .args = ("peer, afi, safi"), }; static const struct xref * const xref_p_269 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP Addr-family %d/%d unsupported AFI/SAFI received" ), peer, afi, safi); } while (0); |
| 3261 | continue; |
| 3262 | } |
| 3263 | |
| 3264 | if (bgp_debug_neighbor_events(peer)) |
| 3265 | zlog_debug("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3269, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg(orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_270 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg (orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str (pkt_safi)); } while (0) |
| 3266 | peer, lookup_msg(orf_type_str, type, NULL),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3269, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg(orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_270 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg (orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str (pkt_safi)); } while (0) |
| 3267 | lookup_msg(orf_mode_str, mode, NULL),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3269, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg(orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_270 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg (orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str (pkt_safi)); } while (0) |
| 3268 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3269, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg(orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_270 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg (orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str (pkt_safi)); } while (0) |
| 3269 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3269, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), .priority = (7), .ec = (0), .args = ("peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg(orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_270 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP OPEN has %s ORF capability as %s for afi/safi: %s/%s" ), peer, lookup_msg(orf_type_str, type, ((void*)0)), lookup_msg (orf_mode_str, mode, ((void*)0)), iana_afi2str(pkt_afi), iana_safi2str (pkt_safi)); } while (0); |
| 3270 | |
| 3271 | switch (mode) { |
| 3272 | case ORF_MODE_BOTH3: |
| 3273 | SET_FLAG(peer->af_cap[afi][safi], sm_cap)(peer->af_cap[afi][safi]) |= (sm_cap); |
| 3274 | SET_FLAG(peer->af_cap[afi][safi], rm_cap)(peer->af_cap[afi][safi]) |= (rm_cap); |
| 3275 | break; |
| 3276 | case ORF_MODE_SEND2: |
| 3277 | SET_FLAG(peer->af_cap[afi][safi], sm_cap)(peer->af_cap[afi][safi]) |= (sm_cap); |
| 3278 | UNSET_FLAG(peer->af_cap[afi][safi], rm_cap)(peer->af_cap[afi][safi]) &= ~(rm_cap); |
| 3279 | break; |
| 3280 | case ORF_MODE_RECEIVE1: |
| 3281 | SET_FLAG(peer->af_cap[afi][safi], rm_cap)(peer->af_cap[afi][safi]) |= (rm_cap); |
| 3282 | UNSET_FLAG(peer->af_cap[afi][safi], sm_cap)(peer->af_cap[afi][safi]) &= ~(sm_cap); |
| 3283 | break; |
| 3284 | } |
| 3285 | } |
| 3286 | } |
| 3287 | |
| 3288 | static void bgp_dynamic_capability_fqdn(uint8_t *pnt, int action, |
| 3289 | struct capability_header *hdr, |
| 3290 | struct peer *peer) |
| 3291 | { |
| 3292 | uint8_t *data = pnt + 3; |
| 3293 | uint8_t *end = data + hdr->length; |
| 3294 | char str[BGP_MAX_HOSTNAME64 + 1] = {}; |
| 3295 | uint8_t len; |
| 3296 | |
| 3297 | if (action == CAPABILITY_ACTION_SET0) { |
| 3298 | /* hostname */ |
| 3299 | if (data + 1 > end) { |
| 3300 | zlog_err("%pBP: Received invalid FQDN capability (host name length)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability (host name length)" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3301, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability (host name length)" ), .priority = (3), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_271 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid FQDN capability (host name length)" ), peer); } while (0) |
| 3301 | peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability (host name length)" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3301, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability (host name length)" ), .priority = (3), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_271 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid FQDN capability (host name length)" ), peer); } while (0); |
| 3302 | return; |
| 3303 | } |
| 3304 | |
| 3305 | len = *data; |
| 3306 | if (data + len > end) { |
| 3307 | zlog_err("%pBP: Received invalid FQDN capability length (host name) %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability length (host name) %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3308, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability length (host name) %d" ), .priority = (3), .ec = (0), .args = ("peer, hdr->length" ), }; static const struct xref * const xref_p_272 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Received invalid FQDN capability length (host name) %d" ), peer, hdr->length); } while (0) |
| 3308 | peer, hdr->length)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability length (host name) %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3308, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability length (host name) %d" ), .priority = (3), .ec = (0), .args = ("peer, hdr->length" ), }; static const struct xref * const xref_p_272 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Received invalid FQDN capability length (host name) %d" ), peer, hdr->length); } while (0); |
| 3309 | return; |
| 3310 | } |
| 3311 | data++; |
| 3312 | |
| 3313 | if (len > BGP_MAX_HOSTNAME64) { |
| 3314 | memcpy(&str, data, BGP_MAX_HOSTNAME64); |
| 3315 | str[BGP_MAX_HOSTNAME64] = '\0'; |
| 3316 | } else if (len) { |
| 3317 | memcpy(&str, data, len); |
| 3318 | str[len] = '\0'; |
| 3319 | } |
| 3320 | data += len; |
| 3321 | |
| 3322 | if (len) { |
| 3323 | XFREE(MTYPE_BGP_PEER_HOST, peer->hostname)do { qfree(MTYPE_BGP_PEER_HOST, peer->hostname); peer-> hostname = ((void*)0); } while (0); |
| 3324 | XFREE(MTYPE_BGP_PEER_HOST, peer->domainname)do { qfree(MTYPE_BGP_PEER_HOST, peer->domainname); peer-> domainname = ((void*)0); } while (0); |
| 3325 | |
| 3326 | peer->hostname = XSTRDUP(MTYPE_BGP_PEER_HOST, str)qstrdup(MTYPE_BGP_PEER_HOST, str); |
| 3327 | } |
| 3328 | |
| 3329 | if (data + 1 > end) { |
| 3330 | zlog_err("%pBP: Received invalid FQDN capability (domain name length)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability (domain name length)" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3331, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability (domain name length)" ), .priority = (3), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_273 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid FQDN capability (domain name length)" ), peer); } while (0) |
| 3331 | peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability (domain name length)" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3331, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability (domain name length)" ), .priority = (3), .ec = (0), .args = ("peer"), }; static const struct xref * const xref_p_273 __attribute__((used, section( "xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid FQDN capability (domain name length)" ), peer); } while (0); |
| 3332 | return; |
| 3333 | } |
| 3334 | |
| 3335 | /* domainname */ |
| 3336 | len = *data; |
| 3337 | if (data + len > end) { |
| 3338 | zlog_err("%pBP: Received invalid FQDN capability length (domain name) %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability length (domain name) %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3339, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability length (domain name) %d" ), .priority = (3), .ec = (0), .args = ("peer, len"), }; static const struct xref * const xref_p_274 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid FQDN capability length (domain name) %d" ), peer, len); } while (0) |
| 3339 | peer, len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid FQDN capability length (domain name) %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3339, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid FQDN capability length (domain name) %d" ), .priority = (3), .ec = (0), .args = ("peer, len"), }; static const struct xref * const xref_p_274 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid FQDN capability length (domain name) %d" ), peer, len); } while (0); |
| 3340 | return; |
| 3341 | } |
| 3342 | data++; |
| 3343 | |
| 3344 | if (len > BGP_MAX_HOSTNAME64) { |
| 3345 | memcpy(&str, data, BGP_MAX_HOSTNAME64); |
| 3346 | str[BGP_MAX_HOSTNAME64] = '\0'; |
| 3347 | } else if (len) { |
| 3348 | memcpy(&str, data, len); |
| 3349 | str[len] = '\0'; |
| 3350 | } |
| 3351 | data += len; |
Value stored to 'data' is never read | |
| 3352 | |
| 3353 | if (len) { |
| 3354 | XFREE(MTYPE_BGP_PEER_HOST, peer->domainname)do { qfree(MTYPE_BGP_PEER_HOST, peer->domainname); peer-> domainname = ((void*)0); } while (0); |
| 3355 | |
| 3356 | peer->domainname = XSTRDUP(MTYPE_BGP_PEER_HOST, str)qstrdup(MTYPE_BGP_PEER_HOST, str); |
| 3357 | } |
| 3358 | |
| 3359 | SET_FLAG(peer->cap, PEER_CAP_HOSTNAME_RCV)(peer->cap) |= ((1U << 16)); |
| 3360 | } else { |
| 3361 | UNSET_FLAG(peer->cap, PEER_CAP_HOSTNAME_RCV)(peer->cap) &= ~((1U << 16)); |
| 3362 | XFREE(MTYPE_BGP_PEER_HOST, peer->hostname)do { qfree(MTYPE_BGP_PEER_HOST, peer->hostname); peer-> hostname = ((void*)0); } while (0); |
| 3363 | XFREE(MTYPE_BGP_PEER_HOST, peer->domainname)do { qfree(MTYPE_BGP_PEER_HOST, peer->domainname); peer-> domainname = ((void*)0); } while (0); |
| 3364 | } |
| 3365 | } |
| 3366 | |
| 3367 | static void bgp_dynamic_capability_llgr(uint8_t *pnt, int action, |
| 3368 | struct capability_header *hdr, |
| 3369 | struct peer *peer) |
| 3370 | { |
| 3371 | uint8_t *data = pnt + 3; |
| 3372 | uint8_t *end = data + hdr->length; |
| 3373 | size_t len = end - data; |
| 3374 | afi_t afi; |
| 3375 | safi_t safi; |
| 3376 | |
| 3377 | if (action == CAPABILITY_ACTION_SET0) { |
| 3378 | if (len < BGP_CAP_LLGR_MIN_PACKET_LEN7) { |
| 3379 | zlog_err("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3380, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu" ), .priority = (3), .ec = (0), .args = ("peer, len"), }; static const struct xref * const xref_p_275 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu" ), peer, len); } while (0) |
| 3380 | peer, len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3380, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu" ), .priority = (3), .ec = (0), .args = ("peer, len"), }; static const struct xref * const xref_p_275 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid Long-Lived Graceful-Restart capability length %zu" ), peer, len); } while (0); |
| 3381 | return; |
| 3382 | } |
| 3383 | |
| 3384 | SET_FLAG(peer->cap, PEER_CAP_LLGR_RCV)(peer->cap) |= ((1U << 22)); |
| 3385 | |
| 3386 | while (data + BGP_CAP_LLGR_MIN_PACKET_LEN7 <= end) { |
| 3387 | afi_t afi; |
| 3388 | safi_t safi; |
| 3389 | iana_afi_t pkt_afi; |
| 3390 | iana_safi_t pkt_safi; |
| 3391 | struct graceful_restart_af graf; |
| 3392 | |
| 3393 | memcpy(&graf, data, sizeof(graf)); |
| 3394 | pkt_afi = ntohs(graf.afi); |
| 3395 | pkt_safi = safi_int2iana(graf.safi); |
| 3396 | |
| 3397 | /* Stale time is after AFI/SAFI/flags. |
| 3398 | * It's encoded as 24 bits (= 3 bytes), so we need to |
| 3399 | * put it into 32 bits. |
| 3400 | */ |
| 3401 | uint32_t stale_time; |
| 3402 | uint8_t *stale_time_ptr = data + 4; |
| 3403 | |
| 3404 | stale_time = stale_time_ptr[0] << 16; |
| 3405 | stale_time |= stale_time_ptr[1] << 8; |
| 3406 | stale_time |= stale_time_ptr[2]; |
| 3407 | |
| 3408 | if (bgp_map_afi_safi_iana2int(pkt_afi, pkt_safi, &afi, |
| 3409 | &safi)) { |
| 3410 | if (bgp_debug_neighbor_events(peer)) |
| 3411 | zlog_debug("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3414, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_276 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3412 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3414, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_276 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3413 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3414, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_276 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3414 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3414, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_276 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not supported. Ignore the Long-lived Graceful Restart capability for this AFI/SAFI" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0); |
| 3415 | } else if (!peer->afc[afi][safi] || |
| 3416 | !CHECK_FLAG(peer->af_cap[afi][safi],((peer->af_cap[afi][safi]) & ((1U << 6))) |
| 3417 | PEER_CAP_RESTART_AF_RCV)((peer->af_cap[afi][safi]) & ((1U << 6)))) { |
| 3418 | if (bgp_debug_neighbor_events(peer)) |
| 3419 | zlog_debug("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3422, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_277 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3420 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3422, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_277 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3421 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3422, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_277 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3422 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3422, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_277 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) not enabled. Ignore the Long-lived Graceful Restart capability" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0); |
| 3423 | } else { |
| 3424 | if (bgp_debug_neighbor_events(peer)) |
| 3425 | zlog_debug("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3429, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), stale_time" ), }; static const struct xref * const xref_p_278 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi ), stale_time); } while (0) |
| 3426 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3429, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), stale_time" ), }; static const struct xref * const xref_p_278 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi ), stale_time); } while (0) |
| 3427 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3429, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), stale_time" ), }; static const struct xref * const xref_p_278 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi ), stale_time); } while (0) |
| 3428 | iana_safi2str(pkt_safi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3429, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), stale_time" ), }; static const struct xref * const xref_p_278 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi ), stale_time); } while (0) |
| 3429 | stale_time)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3429, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), .priority = (7), .ec = (0), .args = ("peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi), stale_time" ), }; static const struct xref * const xref_p_278 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s Addr-family %s/%s(afi/safi) Long-lived Graceful Restart capability stale time %u sec" ), peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi ), stale_time); } while (0); |
| 3430 | |
| 3431 | peer->llgr[afi][safi].flags = graf.flag; |
| 3432 | peer->llgr[afi][safi].stale_time = |
| 3433 | MIN(stale_time,(((stale_time)<(peer->bgp->llgr_stale_time))?(stale_time ):(peer->bgp->llgr_stale_time)) |
| 3434 | peer->bgp->llgr_stale_time)(((stale_time)<(peer->bgp->llgr_stale_time))?(stale_time ):(peer->bgp->llgr_stale_time)); |
| 3435 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 16)) |
| 3436 | PEER_CAP_LLGR_AF_RCV)(peer->af_cap[afi][safi]) |= ((1U << 16)); |
| 3437 | } |
| 3438 | |
| 3439 | data += BGP_CAP_LLGR_MIN_PACKET_LEN7; |
| 3440 | } |
| 3441 | } else { |
| 3442 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 3443 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 16)) |
| 3444 | PEER_CAP_LLGR_AF_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 16)); |
| 3445 | |
| 3446 | peer->llgr[afi][safi].flags = 0; |
| 3447 | peer->llgr[afi][safi].stale_time = |
| 3448 | BGP_DEFAULT_LLGR_STALE_TIME0; |
| 3449 | } |
| 3450 | |
| 3451 | UNSET_FLAG(peer->cap, PEER_CAP_LLGR_RCV)(peer->cap) &= ~((1U << 22)); |
| 3452 | } |
| 3453 | } |
| 3454 | |
| 3455 | static void bgp_dynamic_capability_graceful_restart(uint8_t *pnt, int action, |
| 3456 | struct capability_header *hdr, |
| 3457 | struct peer *peer) |
| 3458 | { |
| 3459 | #define GRACEFUL_RESTART_CAPABILITY_PER_AFI_SAFI_SIZE4 4 |
| 3460 | uint16_t gr_restart_flag_time; |
| 3461 | uint8_t *data = pnt + 3; |
| 3462 | uint8_t *end = pnt + hdr->length; |
| 3463 | size_t len = end - data; |
| 3464 | afi_t afi; |
| 3465 | safi_t safi; |
| 3466 | |
| 3467 | if (action == CAPABILITY_ACTION_SET0) { |
| 3468 | if (len < sizeof(gr_restart_flag_time)) { |
| 3469 | zlog_err("%pBP: Received invalid Graceful-Restart capability length %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3470, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .priority = (3), .ec = (0), .args = ("peer, hdr->length" ), }; static const struct xref * const xref_p_279 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Received invalid Graceful-Restart capability length %d" ), peer, hdr->length); } while (0) |
| 3470 | peer, hdr->length)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3470, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .priority = (3), .ec = (0), .args = ("peer, hdr->length" ), }; static const struct xref * const xref_p_279 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Received invalid Graceful-Restart capability length %d" ), peer, hdr->length); } while (0); |
| 3471 | return; |
| 3472 | } |
| 3473 | |
| 3474 | SET_FLAG(peer->cap, PEER_CAP_RESTART_RCV)(peer->cap) |= ((1U << 6)); |
| 3475 | ptr_get_be16(data, &gr_restart_flag_time); |
| 3476 | data += sizeof(gr_restart_flag_time); |
| 3477 | |
| 3478 | if (CHECK_FLAG(gr_restart_flag_time, GRACEFUL_RESTART_R_BIT)((gr_restart_flag_time) & (0x8000))) |
| 3479 | SET_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_R_BIT_RCV)(peer->cap) |= ((1U << 10)); |
| 3480 | else |
| 3481 | UNSET_FLAG(peer->cap,(peer->cap) &= ~((1U << 10)) |
| 3482 | PEER_CAP_GRACEFUL_RESTART_R_BIT_RCV)(peer->cap) &= ~((1U << 10)); |
| 3483 | |
| 3484 | if (CHECK_FLAG(gr_restart_flag_time, GRACEFUL_RESTART_N_BIT)((gr_restart_flag_time) & (0x4000))) |
| 3485 | SET_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_N_BIT_RCV)(peer->cap) |= ((1U << 24)); |
| 3486 | else |
| 3487 | UNSET_FLAG(peer->cap,(peer->cap) &= ~((1U << 24)) |
| 3488 | PEER_CAP_GRACEFUL_RESTART_N_BIT_RCV)(peer->cap) &= ~((1U << 24)); |
| 3489 | |
| 3490 | UNSET_FLAG(gr_restart_flag_time, 0xF000)(gr_restart_flag_time) &= ~(0xF000); |
| 3491 | peer->v_gr_restart = gr_restart_flag_time; |
| 3492 | |
| 3493 | while (data + GRACEFUL_RESTART_CAPABILITY_PER_AFI_SAFI_SIZE4 <= |
| 3494 | end) { |
| 3495 | afi_t afi; |
| 3496 | safi_t safi; |
| 3497 | iana_afi_t pkt_afi; |
| 3498 | iana_safi_t pkt_safi; |
| 3499 | struct graceful_restart_af graf; |
| 3500 | |
| 3501 | memcpy(&graf, data, sizeof(graf)); |
| 3502 | pkt_afi = ntohs(graf.afi); |
| 3503 | pkt_safi = safi_int2iana(graf.safi); |
| 3504 | |
| 3505 | /* Convert AFI, SAFI to internal values, check. */ |
| 3506 | if (bgp_map_afi_safi_iana2int(pkt_afi, pkt_safi, &afi, |
| 3507 | &safi)) { |
| 3508 | if (bgp_debug_neighbor_events(peer)) |
| 3509 | zlog_debug("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3511, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_280 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 3510 | peer, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3511, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_280 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 3511 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3511, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_280 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Addr-family %s/%s(afi/safi) not supported. Ignore the Graceful Restart capability for this AFI/SAFI" ), peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0); |
| 3512 | } else if (!peer->afc[afi][safi]) { |
| 3513 | if (bgp_debug_neighbor_events(peer)) |
| 3514 | zlog_debug("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3516, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_281 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 3515 | peer, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3516, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_281 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0) |
| 3516 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3516, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), .priority = (7), .ec = (0), .args = ("peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_281 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Addr-family %s/%s(afi/safi) not enabled. Ignore the Graceful Restart capability" ), peer, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0); |
| 3517 | } else { |
| 3518 | if (bgp_debug_neighbor_events(peer)) |
| 3519 | zlog_debug("%pBP: Address family %s is%spreserved",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3520 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3521 | get_afi_safi_str(afi, safi,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3522 | false),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3523 | CHECK_FLAG(peer->af_cap[afi]do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3524 | [safi],do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3525 | PEER_CAP_RESTART_AF_PRESERVE_RCV)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3526 | ? " "do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0) |
| 3527 | : " not ")do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Address family %s is%spreserved" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3527, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Address family %s is%spreserved"), .priority = (7) , .ec = (0), .args = ("peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi]) & ((1U << 7))) ? \" \" : \" not \"" ), }; static const struct xref * const xref_p_282 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Address family %s is%spreserved"), peer, get_afi_safi_str(afi, safi, 0), ((peer->af_cap[afi] [safi ]) & ((1U << 7))) ? " " : " not "); } while (0); |
| 3528 | |
| 3529 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 6)) |
| 3530 | PEER_CAP_RESTART_AF_RCV)(peer->af_cap[afi][safi]) |= ((1U << 6)); |
| 3531 | if (CHECK_FLAG(graf.flag,((graf.flag) & (0x80)) |
| 3532 | GRACEFUL_RESTART_F_BIT)((graf.flag) & (0x80))) |
| 3533 | SET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) |= ((1U << 7)) |
| 3534 | PEER_CAP_RESTART_AF_PRESERVE_RCV)(peer->af_cap[afi][safi]) |= ((1U << 7)); |
| 3535 | } |
| 3536 | |
| 3537 | data += GRACEFUL_RESTART_CAPABILITY_PER_AFI_SAFI_SIZE4; |
| 3538 | } |
| 3539 | } else { |
| 3540 | FOREACH_AFI_SAFI (afi, safi)for (afi = AFI_IP; afi < AFI_MAX; afi++) for (safi = SAFI_UNICAST ; safi < SAFI_MAX; safi++) { |
| 3541 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 6)) |
| 3542 | PEER_CAP_RESTART_AF_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 6)); |
| 3543 | UNSET_FLAG(peer->af_cap[afi][safi],(peer->af_cap[afi][safi]) &= ~((1U << 7)) |
| 3544 | PEER_CAP_RESTART_AF_PRESERVE_RCV)(peer->af_cap[afi][safi]) &= ~((1U << 7)); |
| 3545 | } |
| 3546 | |
| 3547 | UNSET_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_R_BIT_RCV)(peer->cap) &= ~((1U << 10)); |
| 3548 | UNSET_FLAG(peer->cap, PEER_CAP_GRACEFUL_RESTART_N_BIT_RCV)(peer->cap) &= ~((1U << 24)); |
| 3549 | UNSET_FLAG(peer->cap, PEER_CAP_RESTART_RCV)(peer->cap) &= ~((1U << 6)); |
| 3550 | } |
| 3551 | } |
| 3552 | |
| 3553 | static void bgp_dynamic_capability_software_version(uint8_t *pnt, int action, |
| 3554 | struct capability_header *hdr, |
| 3555 | struct peer *peer) |
| 3556 | { |
| 3557 | uint8_t *data = pnt + 3; |
| 3558 | uint8_t *end = data + hdr->length; |
| 3559 | uint8_t len = *data; |
| 3560 | char soft_version[BGP_MAX_SOFT_VERSION64 + 1] = {}; |
| 3561 | |
| 3562 | if (action == CAPABILITY_ACTION_SET0) { |
| 3563 | if (data + len > end) { |
| 3564 | zlog_err("%pBP: Received invalid Software Version capability length %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Software Version capability length %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3565, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Software Version capability length %d" ), .priority = (3), .ec = (0), .args = ("peer, len"), }; static const struct xref * const xref_p_283 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid Software Version capability length %d" ), peer, len); } while (0) |
| 3565 | peer, len)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Software Version capability length %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3565, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Software Version capability length %d" ), .priority = (3), .ec = (0), .args = ("peer, len"), }; static const struct xref * const xref_p_283 __attribute__((used, section ("xref_array"))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Received invalid Software Version capability length %d" ), peer, len); } while (0); |
| 3566 | return; |
| 3567 | } |
| 3568 | data++; |
| 3569 | |
| 3570 | if (len > BGP_MAX_SOFT_VERSION64) |
| 3571 | len = BGP_MAX_SOFT_VERSION64; |
| 3572 | |
| 3573 | memcpy(&soft_version, data, len); |
| 3574 | soft_version[len] = '\0'; |
| 3575 | |
| 3576 | XFREE(MTYPE_BGP_SOFT_VERSION, peer->soft_version)do { qfree(MTYPE_BGP_SOFT_VERSION, peer->soft_version); peer ->soft_version = ((void*)0); } while (0); |
| 3577 | peer->soft_version = XSTRDUP(MTYPE_BGP_SOFT_VERSION,qstrdup(MTYPE_BGP_SOFT_VERSION, soft_version) |
| 3578 | soft_version)qstrdup(MTYPE_BGP_SOFT_VERSION, soft_version); |
| 3579 | |
| 3580 | SET_FLAG(peer->cap, PEER_CAP_SOFT_VERSION_RCV)(peer->cap) |= ((1U << 28)); |
| 3581 | } else { |
| 3582 | UNSET_FLAG(peer->cap, PEER_CAP_SOFT_VERSION_RCV)(peer->cap) &= ~((1U << 28)); |
| 3583 | XFREE(MTYPE_BGP_SOFT_VERSION, peer->soft_version)do { qfree(MTYPE_BGP_SOFT_VERSION, peer->soft_version); peer ->soft_version = ((void*)0); } while (0); |
| 3584 | } |
| 3585 | } |
| 3586 | |
| 3587 | /** |
| 3588 | * Parse BGP CAPABILITY message for peer. |
| 3589 | * |
| 3590 | * @param peer |
| 3591 | * @param size size of the packet |
| 3592 | * @return as in summary |
| 3593 | */ |
| 3594 | static int bgp_capability_msg_parse(struct peer *peer, uint8_t *pnt, |
| 3595 | bgp_size_t length) |
| 3596 | { |
| 3597 | uint8_t *end; |
| 3598 | struct capability_mp_data mpc; |
| 3599 | struct capability_header *hdr; |
| 3600 | uint8_t action; |
| 3601 | iana_afi_t pkt_afi; |
| 3602 | afi_t afi; |
| 3603 | iana_safi_t pkt_safi; |
| 3604 | safi_t safi; |
| 3605 | const char *capability; |
| 3606 | |
| 3607 | end = pnt + length; |
| 3608 | |
| 3609 | while (pnt < end) { |
| 3610 | /* We need at least action, capability code and capability |
| 3611 | * length. */ |
| 3612 | if (pnt + 3 > end) { |
| 3613 | zlog_err("%pBP: Capability length error", peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3613, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability length error"), .priority = (3), .ec = ( 0), .args = ("peer"), }; static const struct xref * const xref_p_284 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP: Capability length error"), peer ); } while (0); |
| 3614 | bgp_notify_send(peer->connection, BGP_NOTIFY_CEASE6, |
| 3615 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 3616 | return BGP_Stop; |
| 3617 | } |
| 3618 | action = *pnt; |
| 3619 | hdr = (struct capability_header *)(pnt + 1); |
| 3620 | |
| 3621 | /* Action value check. */ |
| 3622 | if (action != CAPABILITY_ACTION_SET0 |
| 3623 | && action != CAPABILITY_ACTION_UNSET1) { |
| 3624 | zlog_err("%pBP: Capability Action Value error %d", peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability Action Value error %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3625, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability Action Value error %d"), .priority = (3 ), .ec = (0), .args = ("peer, action"), }; static const struct xref * const xref_p_285 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Capability Action Value error %d" ), peer, action); } while (0) |
| 3625 | action)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability Action Value error %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3625, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability Action Value error %d"), .priority = (3 ), .ec = (0), .args = ("peer, action"), }; static const struct xref * const xref_p_285 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Capability Action Value error %d" ), peer, action); } while (0); |
| 3626 | bgp_notify_send(peer->connection, BGP_NOTIFY_CEASE6, |
| 3627 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 3628 | return BGP_Stop; |
| 3629 | } |
| 3630 | |
| 3631 | if (bgp_debug_neighbor_events(peer)) |
| 3632 | zlog_debug("%pBP: CAPABILITY has action: %d, code: %u, length %u",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has action: %d, code: %u, length %u" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3633, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has action: %d, code: %u, length %u"), . priority = (7), .ec = (0), .args = ("peer, action, hdr->code, hdr->length" ), }; static const struct xref * const xref_p_286 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has action: %d, code: %u, length %u" ), peer, action, hdr->code, hdr->length); } while (0) |
| 3633 | peer, action, hdr->code, hdr->length)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has action: %d, code: %u, length %u" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3633, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has action: %d, code: %u, length %u"), . priority = (7), .ec = (0), .args = ("peer, action, hdr->code, hdr->length" ), }; static const struct xref * const xref_p_286 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has action: %d, code: %u, length %u" ), peer, action, hdr->code, hdr->length); } while (0); |
| 3634 | |
| 3635 | /* Capability length check. */ |
| 3636 | if ((pnt + hdr->length + 3) > end) { |
| 3637 | zlog_err("%pBP: Capability length error", peer)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3637, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability length error"), .priority = (3), .ec = ( 0), .args = ("peer"), }; static const struct xref * const xref_p_287 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%pBP: Capability length error"), peer ); } while (0); |
| 3638 | bgp_notify_send(peer->connection, BGP_NOTIFY_CEASE6, |
| 3639 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 3640 | return BGP_Stop; |
| 3641 | } |
| 3642 | |
| 3643 | /* Ignore capability when override-capability is set. */ |
| 3644 | if (CHECK_FLAG(peer->flags, PEER_FLAG_OVERRIDE_CAPABILITY)((peer->flags) & ((1ULL << 3)))) |
| 3645 | continue; |
| 3646 | |
| 3647 | capability = lookup_msg(capcode_str, hdr->code, "Unknown"); |
| 3648 | |
| 3649 | switch (hdr->code) { |
| 3650 | case CAPABILITY_CODE_SOFT_VERSION75: |
| 3651 | bgp_dynamic_capability_software_version(pnt, action, |
| 3652 | hdr, peer); |
| 3653 | break; |
| 3654 | case CAPABILITY_CODE_MP1: |
| 3655 | if (hdr->length < sizeof(struct capability_mp_data)) { |
| 3656 | zlog_err("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3659, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .priority = (3), .ec = (0), .args = ("peer, capability, sizeof(struct capability_mp_data), hdr->length" ), }; static const struct xref * const xref_p_288 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), peer, capability, sizeof(struct capability_mp_data), hdr-> length); } while (0) |
| 3657 | peer, capability,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3659, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .priority = (3), .ec = (0), .args = ("peer, capability, sizeof(struct capability_mp_data), hdr->length" ), }; static const struct xref * const xref_p_288 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), peer, capability, sizeof(struct capability_mp_data), hdr-> length); } while (0) |
| 3658 | sizeof(struct capability_mp_data),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3659, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .priority = (3), .ec = (0), .args = ("peer, capability, sizeof(struct capability_mp_data), hdr->length" ), }; static const struct xref * const xref_p_288 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), peer, capability, sizeof(struct capability_mp_data), hdr-> length); } while (0) |
| 3659 | hdr->length)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3659, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), .priority = (3), .ec = (0), .args = ("peer, capability, sizeof(struct capability_mp_data), hdr->length" ), }; static const struct xref * const xref_p_288 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Capability (%s) structure is not properly filled out, expected at least %zu bytes but header length specified is %d" ), peer, capability, sizeof(struct capability_mp_data), hdr-> length); } while (0); |
| 3660 | return BGP_Stop; |
| 3661 | } |
| 3662 | |
| 3663 | memcpy(&mpc, pnt + 3, sizeof(struct capability_mp_data)); |
| 3664 | pkt_afi = ntohs(mpc.afi); |
| 3665 | pkt_safi = mpc.safi; |
| 3666 | |
| 3667 | /* Convert AFI, SAFI to internal values. */ |
| 3668 | if (bgp_map_afi_safi_iana2int(pkt_afi, pkt_safi, &afi, |
| 3669 | &safi)) { |
| 3670 | if (bgp_debug_neighbor_events(peer)) |
| 3671 | zlog_debug("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3674, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)"), . priority = (7), .ec = (0), .args = ("peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_289 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3672 | peer, capability,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3674, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)"), . priority = (7), .ec = (0), .args = ("peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_289 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3673 | iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3674, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)"), . priority = (7), .ec = (0), .args = ("peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_289 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0) |
| 3674 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3674, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)"), . priority = (7), .ec = (0), .args = ("peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_289 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Dynamic Capability %s afi/safi invalid (%s/%s)" ), peer, capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi )); } while (0); |
| 3675 | continue; |
| 3676 | } |
| 3677 | |
| 3678 | /* Address family check. */ |
| 3679 | if (bgp_debug_neighbor_events(peer)) |
| 3680 | zlog_debug("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 3681 | peer,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 3682 | action == CAPABILITY_ACTION_SETdo { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 3683 | ? "Advertising"do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 3684 | : "Removing",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 3685 | capability, iana_afi2str(pkt_afi),do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ) |
| 3686 | iana_safi2str(pkt_safi))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3686, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s"), .priority = (7), .ec = (0), .args = ("peer, action == 0 ? \"Advertising\" : \"Removing\", capability, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)" ), }; static const struct xref * const xref_p_290 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: CAPABILITY has %s %s CAP for afi/safi: %s/%s" ), peer, action == 0 ? "Advertising" : "Removing", capability , iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); } while (0 ); |
| 3687 | |
| 3688 | if (action == CAPABILITY_ACTION_SET0) { |
| 3689 | peer->afc_recv[afi][safi] = 1; |
| 3690 | if (peer->afc[afi][safi]) { |
| 3691 | peer->afc_nego[afi][safi] = 1; |
| 3692 | bgp_announce_route(peer, afi, safi, |
| 3693 | false0); |
| 3694 | } |
| 3695 | } else { |
| 3696 | peer->afc_recv[afi][safi] = 0; |
| 3697 | peer->afc_nego[afi][safi] = 0; |
| 3698 | |
| 3699 | if (peer_active_nego(peer)) |
| 3700 | bgp_clear_route(peer, afi, safi); |
| 3701 | else |
| 3702 | return BGP_Stop; |
| 3703 | } |
| 3704 | break; |
| 3705 | case CAPABILITY_CODE_RESTART64: |
| 3706 | if ((hdr->length - 2) % 4) { |
| 3707 | zlog_err("%pBP: Received invalid Graceful-Restart capability length %d",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3708, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .priority = (3), .ec = (0), .args = ("peer, hdr->length" ), }; static const struct xref * const xref_p_291 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Received invalid Graceful-Restart capability length %d" ), peer, hdr->length); } while (0) |
| 3708 | peer, hdr->length)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3708, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Received invalid Graceful-Restart capability length %d" ), .priority = (3), .ec = (0), .args = ("peer, hdr->length" ), }; static const struct xref * const xref_p_291 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%pBP: Received invalid Graceful-Restart capability length %d" ), peer, hdr->length); } while (0); |
| 3709 | bgp_notify_send(peer->connection, |
| 3710 | BGP_NOTIFY_CEASE6, |
| 3711 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 3712 | return BGP_Stop; |
| 3713 | } |
| 3714 | |
| 3715 | bgp_dynamic_capability_graceful_restart(pnt, action, |
| 3716 | hdr, peer); |
| 3717 | break; |
| 3718 | case CAPABILITY_CODE_LLGR71: |
| 3719 | bgp_dynamic_capability_llgr(pnt, action, hdr, peer); |
| 3720 | break; |
| 3721 | case CAPABILITY_CODE_ADDPATH69: |
| 3722 | bgp_dynamic_capability_addpath(pnt, action, hdr, peer); |
| 3723 | break; |
| 3724 | case CAPABILITY_CODE_ORF3: |
| 3725 | bgp_dynamic_capability_orf(pnt, action, hdr, peer); |
| 3726 | break; |
| 3727 | case CAPABILITY_CODE_FQDN73: |
| 3728 | bgp_dynamic_capability_fqdn(pnt, action, hdr, peer); |
| 3729 | break; |
| 3730 | case CAPABILITY_CODE_REFRESH2: |
| 3731 | case CAPABILITY_CODE_AS465: |
| 3732 | case CAPABILITY_CODE_DYNAMIC67: |
| 3733 | case CAPABILITY_CODE_ENHANCED_RR70: |
| 3734 | case CAPABILITY_CODE_ENHE5: |
| 3735 | case CAPABILITY_CODE_EXT_MESSAGE6: |
| 3736 | break; |
| 3737 | case CAPABILITY_CODE_ROLE9: |
| 3738 | if (hdr->length != CAPABILITY_CODE_ROLE_LEN1) { |
| 3739 | zlog_err("%pBP: Capability (%s) length error",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability (%s) length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3740, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability (%s) length error"), .priority = (3), . ec = (0), .args = ("peer, capability"), }; static const struct xref * const xref_p_292 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Capability (%s) length error" ), peer, capability); } while (0) |
| 3740 | peer, capability)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: Capability (%s) length error" ), .hashu32 = {(3), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3740, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%pBP: Capability (%s) length error"), .priority = (3), . ec = (0), .args = ("peer, capability"), }; static const struct xref * const xref_p_292 __attribute__((used, section("xref_array" ))) = &(_xref.xref); zlog_ref(&_xref, ("%pBP: Capability (%s) length error" ), peer, capability); } while (0); |
| 3741 | bgp_notify_send(peer->connection, |
| 3742 | BGP_NOTIFY_CEASE6, |
| 3743 | BGP_NOTIFY_SUBCODE_UNSPECIFIC0); |
| 3744 | return BGP_Stop; |
| 3745 | } |
| 3746 | |
| 3747 | uint8_t role; |
| 3748 | |
| 3749 | if (action == CAPABILITY_ACTION_SET0) { |
| 3750 | SET_FLAG(peer->cap, PEER_CAP_ROLE_RCV)(peer->cap) |= ((1U << 26)); |
| 3751 | memcpy(&role, pnt + 3, sizeof(role)); |
| 3752 | |
| 3753 | peer->remote_role = role; |
| 3754 | } else { |
| 3755 | UNSET_FLAG(peer->cap, PEER_CAP_ROLE_RCV)(peer->cap) &= ~((1U << 26)); |
| 3756 | peer->remote_role = ROLE_UNDEFINED255; |
| 3757 | } |
| 3758 | break; |
| 3759 | default: |
| 3760 | flog_warn(EC_BGP_UNRECOGNIZED_CAPABILITY,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: unrecognized capability code: %d - ignored" ), .hashu32 = {(4), (EC_BGP_UNRECOGNIZED_CAPABILITY)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3762, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP: unrecognized capability code: %d - ignored" ), .priority = (4), .ec = (EC_BGP_UNRECOGNIZED_CAPABILITY), . args = ("peer, hdr->code"), }; static const struct xref * const xref_p_293 __attribute__((used, section("xref_array"))) = & (_xref.xref); zlog_ref(&_xref, ("%pBP: unrecognized capability code: %d - ignored" ), peer, hdr->code); } while (0) |
| 3761 | "%pBP: unrecognized capability code: %d - ignored",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: unrecognized capability code: %d - ignored" ), .hashu32 = {(4), (EC_BGP_UNRECOGNIZED_CAPABILITY)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3762, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP: unrecognized capability code: %d - ignored" ), .priority = (4), .ec = (EC_BGP_UNRECOGNIZED_CAPABILITY), . args = ("peer, hdr->code"), }; static const struct xref * const xref_p_293 __attribute__((used, section("xref_array"))) = & (_xref.xref); zlog_ref(&_xref, ("%pBP: unrecognized capability code: %d - ignored" ), peer, hdr->code); } while (0) |
| 3762 | peer, hdr->code)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%pBP: unrecognized capability code: %d - ignored" ), .hashu32 = {(4), (EC_BGP_UNRECOGNIZED_CAPABILITY)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata), (XREFT_LOGMSG), 3762, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%pBP: unrecognized capability code: %d - ignored" ), .priority = (4), .ec = (EC_BGP_UNRECOGNIZED_CAPABILITY), . args = ("peer, hdr->code"), }; static const struct xref * const xref_p_293 __attribute__((used, section("xref_array"))) = & (_xref.xref); zlog_ref(&_xref, ("%pBP: unrecognized capability code: %d - ignored" ), peer, hdr->code); } while (0); |
| 3763 | break; |
| 3764 | } |
| 3765 | |
| 3766 | pnt += hdr->length + 3; |
| 3767 | } |
| 3768 | |
| 3769 | /* No FSM action necessary */ |
| 3770 | return BGP_PACKET_NOOP0; |
| 3771 | } |
| 3772 | |
| 3773 | /** |
| 3774 | * Parse BGP CAPABILITY message for peer. |
| 3775 | * |
| 3776 | * Exported for unit testing. |
| 3777 | * |
| 3778 | * @param peer |
| 3779 | * @param size size of the packet |
| 3780 | * @return as in summary |
| 3781 | */ |
| 3782 | int bgp_capability_receive(struct peer_connection *connection, |
| 3783 | struct peer *peer, bgp_size_t size) |
| 3784 | { |
| 3785 | uint8_t *pnt; |
| 3786 | |
| 3787 | /* Fetch pointer. */ |
| 3788 | pnt = stream_pnt(peer->curr); |
| 3789 | |
| 3790 | if (bgp_debug_neighbor_events(peer)) |
| 3791 | zlog_debug("%s rcv CAPABILITY", peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s rcv CAPABILITY" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 3791, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s rcv CAPABILITY"), .priority = (7), .ec = (0), .args = ("peer->host"), }; static const struct xref * const xref_p_294 __attribute__((used, section("xref_array"))) = &(_xref.xref ); zlog_ref(&_xref, ("%s rcv CAPABILITY"), peer->host) ; } while (0); |
| 3792 | |
| 3793 | /* If peer does not have the capability, send notification. */ |
| 3794 | if (!CHECK_FLAG(peer->cap, PEER_CAP_DYNAMIC_ADV)((peer->cap) & ((1U << 3)))) { |
| 3795 | flog_err(EC_BGP_NO_CAP,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] BGP dynamic capability is not enabled" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3797, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] BGP dynamic capability is not enabled" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host" ), }; static const struct xref * const xref_p_295 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] BGP dynamic capability is not enabled" ), peer->host); } while (0) |
| 3796 | "%s [Error] BGP dynamic capability is not enabled",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] BGP dynamic capability is not enabled" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3797, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] BGP dynamic capability is not enabled" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host" ), }; static const struct xref * const xref_p_295 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] BGP dynamic capability is not enabled" ), peer->host); } while (0) |
| 3797 | peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] BGP dynamic capability is not enabled" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3797, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] BGP dynamic capability is not enabled" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host" ), }; static const struct xref * const xref_p_295 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] BGP dynamic capability is not enabled" ), peer->host); } while (0); |
| 3798 | bgp_notify_send(connection, BGP_NOTIFY_HEADER_ERR1, |
| 3799 | BGP_NOTIFY_HEADER_BAD_MESTYPE3); |
| 3800 | return BGP_Stop; |
| 3801 | } |
| 3802 | |
| 3803 | /* Status must be Established. */ |
| 3804 | if (!peer_established(connection)) { |
| 3805 | flog_err(EC_BGP_NO_CAP,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Dynamic capability packet received under status %s" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3808, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Dynamic capability packet received under status %s" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host, lookup_msg(bgp_status_msg, connection->status, NULL)" ), }; static const struct xref * const xref_p_296 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Dynamic capability packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, connection->status , ((void*)0))); } while (0) |
| 3806 | "%s [Error] Dynamic capability packet received under status %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Dynamic capability packet received under status %s" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3808, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Dynamic capability packet received under status %s" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host, lookup_msg(bgp_status_msg, connection->status, NULL)" ), }; static const struct xref * const xref_p_296 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Dynamic capability packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, connection->status , ((void*)0))); } while (0) |
| 3807 | peer->host,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Dynamic capability packet received under status %s" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3808, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Dynamic capability packet received under status %s" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host, lookup_msg(bgp_status_msg, connection->status, NULL)" ), }; static const struct xref * const xref_p_296 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Dynamic capability packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, connection->status , ((void*)0))); } while (0) |
| 3808 | lookup_msg(bgp_status_msg, connection->status, NULL))do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Error] Dynamic capability packet received under status %s" ), .hashu32 = {(3), (EC_BGP_NO_CAP)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3808, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s [Error] Dynamic capability packet received under status %s" ), .priority = (3), .ec = (EC_BGP_NO_CAP), .args = ("peer->host, lookup_msg(bgp_status_msg, connection->status, NULL)" ), }; static const struct xref * const xref_p_296 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s [Error] Dynamic capability packet received under status %s" ), peer->host, lookup_msg(bgp_status_msg, connection->status , ((void*)0))); } while (0); |
| 3809 | bgp_notify_send(connection, BGP_NOTIFY_FSM_ERR5, |
| 3810 | bgp_fsm_error_subcode(connection->status)); |
| 3811 | return BGP_Stop; |
| 3812 | } |
| 3813 | |
| 3814 | /* Parse packet. */ |
| 3815 | return bgp_capability_msg_parse(peer, pnt, size); |
| 3816 | } |
| 3817 | |
| 3818 | /** |
| 3819 | * Processes a peer's input buffer. |
| 3820 | * |
| 3821 | * This function sidesteps the event loop and directly calls bgp_event_update() |
| 3822 | * after processing each BGP message. This is necessary to ensure proper |
| 3823 | * ordering of FSM events and unifies the behavior that was present previously, |
| 3824 | * whereby some of the packet handling functions would update the FSM and some |
| 3825 | * would not, making event flow difficult to understand. Please think twice |
| 3826 | * before hacking this. |
| 3827 | * |
| 3828 | * Thread type: EVENT_EVENT |
| 3829 | * @param thread |
| 3830 | * @return 0 |
| 3831 | */ |
| 3832 | void bgp_process_packet(struct event *thread) |
| 3833 | { |
| 3834 | /* Yes first of all get peer pointer. */ |
| 3835 | struct peer *peer; // peer |
| 3836 | struct peer_connection *connection; |
| 3837 | uint32_t rpkt_quanta_old; // how many packets to read |
| 3838 | int fsm_update_result; // return code of bgp_event_update() |
| 3839 | int mprc; // message processing return code |
| 3840 | |
| 3841 | connection = EVENT_ARG(thread)((thread)->arg); |
| 3842 | peer = connection->peer; |
| 3843 | rpkt_quanta_old = atomic_load_explicit__c11_atomic_load(&peer->bgp->rpkt_quanta, |
| 3844 | memory_order_relaxed); |
| 3845 | fsm_update_result = 0; |
| 3846 | |
| 3847 | /* Guard against scheduled events that occur after peer deletion. */ |
| 3848 | if (connection->status == Deleted || connection->status == Clearing) |
| 3849 | return; |
| 3850 | |
| 3851 | unsigned int processed = 0; |
| 3852 | |
| 3853 | while (processed < rpkt_quanta_old) { |
| 3854 | uint8_t type = 0; |
| 3855 | bgp_size_t size; |
| 3856 | char notify_data_length[2]; |
| 3857 | |
| 3858 | frr_with_mutex (&connection->io_mtx)for (pthread_mutex_t *_mtx_297 __attribute__(( unused, cleanup (_frr_mtx_unlock))) = _frr_mtx_lock(&connection->io_mtx ), *_once = ((void*)0); _once == ((void*)0); _once = (void *) 1) { |
| 3859 | peer->curr = stream_fifo_pop(connection->ibuf); |
| 3860 | } |
| 3861 | |
| 3862 | if (peer->curr == NULL((void*)0)) // no packets to process, hmm... |
| 3863 | return; |
| 3864 | |
| 3865 | /* skip the marker and copy the packet length */ |
| 3866 | stream_forward_getp(peer->curr, BGP_MARKER_SIZE16); |
| 3867 | memcpy(notify_data_length, stream_pnt(peer->curr), 2); |
| 3868 | |
| 3869 | /* read in the packet length and type */ |
| 3870 | size = stream_getw(peer->curr); |
| 3871 | type = stream_getc(peer->curr); |
| 3872 | |
| 3873 | hook_call(bgp_packet_dump, peer, type, size, peer->curr)hook_call_bgp_packet_dump(peer, type, size, peer->curr); |
| 3874 | |
| 3875 | /* adjust size to exclude the marker + length + type */ |
| 3876 | size -= BGP_HEADER_SIZE19; |
| 3877 | |
| 3878 | /* Read rest of the packet and call each sort of packet routine |
| 3879 | */ |
| 3880 | switch (type) { |
| 3881 | case BGP_MSG_OPEN1: |
| 3882 | frrtrace(2, frr_bgp, open_process, peer, size)(void)0; |
| 3883 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->open_in, 1, |
| 3884 | memory_order_relaxed); |
| 3885 | mprc = bgp_open_receive(connection, peer, size); |
| 3886 | if (mprc == BGP_Stop) |
| 3887 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP OPEN receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP OPEN receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_298 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP OPEN receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3888 | EC_BGP_PKT_OPEN,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP OPEN receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP OPEN receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_298 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP OPEN receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3889 | "%s: BGP OPEN receipt failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP OPEN receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP OPEN receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_298 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP OPEN receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3890 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP OPEN receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_PKT_OPEN)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3890, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP OPEN receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_PKT_OPEN), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_298 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP OPEN receipt failed for peer: %s"), __func__ , peer->host); } while (0); |
| 3891 | break; |
| 3892 | case BGP_MSG_UPDATE2: |
| 3893 | frrtrace(2, frr_bgp, update_process, peer, size)(void)0; |
| 3894 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->update_in, 1, |
| 3895 | memory_order_relaxed); |
| 3896 | peer->readtime = monotime(NULL((void*)0)); |
| 3897 | mprc = bgp_update_receive(connection, peer, size); |
| 3898 | if (mprc == BGP_Stop) |
| 3899 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP UPDATE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3902, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP UPDATE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_299 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP UPDATE receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3900 | EC_BGP_UPDATE_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP UPDATE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3902, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP UPDATE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_299 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP UPDATE receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3901 | "%s: BGP UPDATE receipt failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP UPDATE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3902, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP UPDATE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_299 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP UPDATE receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3902 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP UPDATE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_UPDATE_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3902, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP UPDATE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_UPDATE_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_299 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP UPDATE receipt failed for peer: %s"), __func__ , peer->host); } while (0); |
| 3903 | break; |
| 3904 | case BGP_MSG_NOTIFY3: |
| 3905 | frrtrace(2, frr_bgp, notification_process, peer, size)(void)0; |
| 3906 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->notify_in, 1, |
| 3907 | memory_order_relaxed); |
| 3908 | mprc = bgp_notify_receive(connection, peer, size); |
| 3909 | if (mprc == BGP_Stop) |
| 3910 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_NOTIFY_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3913, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_NOTIFY_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_300 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP NOTIFY receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3911 | EC_BGP_NOTIFY_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_NOTIFY_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3913, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_NOTIFY_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_300 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP NOTIFY receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3912 | "%s: BGP NOTIFY receipt failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_NOTIFY_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3913, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_NOTIFY_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_300 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP NOTIFY receipt failed for peer: %s"), __func__ , peer->host); } while (0) |
| 3913 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_NOTIFY_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3913, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP NOTIFY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_NOTIFY_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_300 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP NOTIFY receipt failed for peer: %s"), __func__ , peer->host); } while (0); |
| 3914 | break; |
| 3915 | case BGP_MSG_KEEPALIVE4: |
| 3916 | frrtrace(2, frr_bgp, keepalive_process, peer, size)(void)0; |
| 3917 | peer->readtime = monotime(NULL((void*)0)); |
| 3918 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->keepalive_in, 1, |
| 3919 | memory_order_relaxed); |
| 3920 | mprc = bgp_keepalive_receive(connection, peer, size); |
| 3921 | if (mprc == BGP_Stop) |
| 3922 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_KEEP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3925, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_KEEP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_301 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3923 | EC_BGP_KEEP_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_KEEP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3925, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_KEEP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_301 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3924 | "%s: BGP KEEPALIVE receipt failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_KEEP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3925, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_KEEP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_301 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3925 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_KEEP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3925, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_KEEP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_301 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP KEEPALIVE receipt failed for peer: %s" ), __func__, peer->host); } while (0); |
| 3926 | break; |
| 3927 | case BGP_MSG_ROUTE_REFRESH_NEW5: |
| 3928 | case BGP_MSG_ROUTE_REFRESH_OLD128: |
| 3929 | frrtrace(2, frr_bgp, refresh_process, peer, size)(void)0; |
| 3930 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->refresh_in, 1, |
| 3931 | memory_order_relaxed); |
| 3932 | mprc = bgp_route_refresh_receive(connection, peer, size); |
| 3933 | if (mprc == BGP_Stop) |
| 3934 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_RFSH_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3937, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_RFSH_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_302 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3935 | EC_BGP_RFSH_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_RFSH_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3937, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_RFSH_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_302 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3936 | "%s: BGP ROUTEREFRESH receipt failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_RFSH_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3937, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_RFSH_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_302 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3937 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_RFSH_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3937, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_RFSH_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_302 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP ROUTEREFRESH receipt failed for peer: %s" ), __func__, peer->host); } while (0); |
| 3938 | break; |
| 3939 | case BGP_MSG_CAPABILITY6: |
| 3940 | frrtrace(2, frr_bgp, capability_process, peer, size)(void)0; |
| 3941 | atomic_fetch_add_explicit__c11_atomic_fetch_add(&peer->dynamic_cap_in, 1, |
| 3942 | memory_order_relaxed); |
| 3943 | mprc = bgp_capability_receive(connection, peer, size); |
| 3944 | if (mprc == BGP_Stop) |
| 3945 | flog_err(do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_CAP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3948, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_CAP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_303 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP CAPABILITY receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3946 | EC_BGP_CAP_RCV,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_CAP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3948, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_CAP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_303 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP CAPABILITY receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3947 | "%s: BGP CAPABILITY receipt failed for peer: %s",do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_CAP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3948, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_CAP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_303 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP CAPABILITY receipt failed for peer: %s" ), __func__, peer->host); } while (0) |
| 3948 | __func__, peer->host)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .hashu32 = {(3), (EC_BGP_CAP_RCV)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (& _xrefdata.xrefdata), (XREFT_LOGMSG), 3948, "bgpd/bgp_packet.c" , __func__, }, .fmtstring = ("%s: BGP CAPABILITY receipt failed for peer: %s" ), .priority = (3), .ec = (EC_BGP_CAP_RCV), .args = ("__func__, peer->host" ), }; static const struct xref * const xref_p_303 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); zlog_ref (&_xref, ("%s: BGP CAPABILITY receipt failed for peer: %s" ), __func__, peer->host); } while (0); |
| 3949 | break; |
| 3950 | default: |
| 3951 | /* Suppress uninitialized variable warning */ |
| 3952 | mprc = 0; |
| 3953 | (void)mprc; |
| 3954 | /* |
| 3955 | * The message type should have been sanitized before |
| 3956 | * we ever got here. Receipt of a message with an |
| 3957 | * invalid header at this point is indicative of a |
| 3958 | * security issue. |
| 3959 | */ |
| 3960 | assert (!"Message of invalid type received during input processing")({ static const struct xref_assert _xref __attribute__( (used )) = { .xref = { (((void*)0)), (XREFT_ASSERT), 3960, "bgpd/bgp_packet.c" , __func__, }, .expr = "!\"Message of invalid type received during input processing\"" , }; static const struct xref * const xref_p_304 __attribute__ ((used, section("xref_array"))) = &(_xref.xref); if (__builtin_expect ((!"Message of invalid type received during input processing" ) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref, ((void*)0 )); } while (!"Message of invalid type received during input processing" ); }); |
| 3961 | } |
| 3962 | |
| 3963 | /* delete processed packet */ |
| 3964 | stream_free(peer->curr); |
| 3965 | peer->curr = NULL((void*)0); |
| 3966 | processed++; |
| 3967 | |
| 3968 | /* Update FSM */ |
| 3969 | if (mprc != BGP_PACKET_NOOP0) |
| 3970 | fsm_update_result = bgp_event_update(connection, mprc); |
| 3971 | else |
| 3972 | continue; |
| 3973 | |
| 3974 | /* |
| 3975 | * If peer was deleted, do not process any more packets. This |
| 3976 | * is usually due to executing BGP_Stop or a stub deletion. |
| 3977 | */ |
| 3978 | if (fsm_update_result == FSM_PEER_TRANSFERRED2 |
| 3979 | || fsm_update_result == FSM_PEER_STOPPED1) |
| 3980 | break; |
| 3981 | } |
| 3982 | |
| 3983 | if (fsm_update_result != FSM_PEER_TRANSFERRED2 |
| 3984 | && fsm_update_result != FSM_PEER_STOPPED1) { |
| 3985 | frr_with_mutex (&connection->io_mtx)for (pthread_mutex_t *_mtx_305 __attribute__(( unused, cleanup (_frr_mtx_unlock))) = _frr_mtx_lock(&connection->io_mtx ), *_once = ((void*)0); _once == ((void*)0); _once = (void *) 1) { |
| 3986 | // more work to do, come back later |
| 3987 | if (connection->ibuf->count > 0) |
| 3988 | event_add_event(bm->master, bgp_process_packet,({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 3990, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_process_packet", .dest = "&connection->t_process_packet" , .event_type = EVENT_EVENT, }; static const struct xref * const xref_p_306 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_event(&_xref, bm->master, bgp_process_packet , connection, 0, &connection->t_process_packet); }) |
| 3989 | connection, 0,({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 3990, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_process_packet", .dest = "&connection->t_process_packet" , .event_type = EVENT_EVENT, }; static const struct xref * const xref_p_306 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_event(&_xref, bm->master, bgp_process_packet , connection, 0, &connection->t_process_packet); }) |
| 3990 | &connection->t_process_packet)({ static const struct xref_eventsched _xref __attribute__( ( used)) = { .xref = { (((void*)0)), (XREFT_EVENTSCHED), 3990, "bgpd/bgp_packet.c" , __func__, }, .funcname = "bgp_process_packet", .dest = "&connection->t_process_packet" , .event_type = EVENT_EVENT, }; static const struct xref * const xref_p_306 __attribute__((used, section("xref_array"))) = & (_xref.xref); _event_add_event(&_xref, bm->master, bgp_process_packet , connection, 0, &connection->t_process_packet); }); |
| 3991 | } |
| 3992 | } |
| 3993 | } |
| 3994 | |
| 3995 | /* Send EOR when routes are processed by selection deferral timer */ |
| 3996 | void bgp_send_delayed_eor(struct bgp *bgp) |
| 3997 | { |
| 3998 | struct peer *peer; |
| 3999 | struct listnode *node, *nnode; |
| 4000 | |
| 4001 | /* EOR message sent in bgp_write_proceed_actions */ |
| 4002 | for (ALL_LIST_ELEMENTS(bgp->peer, node, nnode, peer)(node) = ((bgp->peer) ? ((bgp->peer)->head) : ((void *)0)), ((peer) = ((void*)0)); (node) != ((void*)0) && ((peer) = ((({ static const struct xref_assert _xref __attribute__ ( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 4002, "bgpd/bgp_packet.c" , __func__, }, .expr = "node", }; static const struct xref * const xref_p_307 __attribute__((used, section("xref_array"))) = & (_xref.xref); if (__builtin_expect((node) ? 0 : 1, 0)) do { _zlog_assert_failed (&_xref, ((void*)0)); } while (node); }), ({ static const struct xref_assert _xref __attribute__( (used)) = { .xref = { (((void*)0)), (XREFT_ASSERT), 4002, "bgpd/bgp_packet.c", __func__ , }, .expr = "(node)->data != NULL", }; static const struct xref * const xref_p_308 __attribute__((used, section("xref_array" ))) = &(_xref.xref); if (__builtin_expect(((node)->data != ((void*)0)) ? 0 : 1, 0)) do { _zlog_assert_failed(&_xref , ((void*)0)); } while ((node)->data != ((void*)0)); }), ( node)->data)), (nnode) = node->next, 1); (node) = (nnode ), ((peer) = ((void*)0))) |
| 4003 | bgp_write_proceed_actions(peer); |
| 4004 | } |
| 4005 | |
| 4006 | /* |
| 4007 | * Task callback to handle socket error encountered in the io pthread. We avoid |
| 4008 | * having the io pthread try to enqueue fsm events or mess with the peer |
| 4009 | * struct. |
| 4010 | */ |
| 4011 | void bgp_packet_process_error(struct event *thread) |
| 4012 | { |
| 4013 | struct peer_connection *connection; |
| 4014 | struct peer *peer; |
| 4015 | int code; |
| 4016 | |
| 4017 | connection = EVENT_ARG(thread)((thread)->arg); |
| 4018 | peer = connection->peer; |
| 4019 | code = EVENT_VAL(thread)((thread)->u.val); |
| 4020 | |
| 4021 | if (bgp_debug_neighbor_events(peer)) |
| 4022 | zlog_debug("%s [Event] BGP error %d on fd %d", peer->host, code,do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Event] BGP error %d on fd %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 4023, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [Event] BGP error %d on fd %d"), .priority = (7), .ec = (0), .args = ("peer->host, code, connection->fd"), } ; static const struct xref * const xref_p_309 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%s [Event] BGP error %d on fd %d"), peer->host, code , connection->fd); } while (0) |
| 4023 | connection->fd)do { static struct xrefdata_logmsg _xrefdata = { .xrefdata = { .xref = ((void*)0), .uid = {}, .hashstr = ("%s [Event] BGP error %d on fd %d" ), .hashu32 = {(7), (0)}, }, }; static const struct xref_logmsg _xref __attribute__( (used)) = { .xref = { (&_xrefdata.xrefdata ), (XREFT_LOGMSG), 4023, "bgpd/bgp_packet.c", __func__, }, .fmtstring = ("%s [Event] BGP error %d on fd %d"), .priority = (7), .ec = (0), .args = ("peer->host, code, connection->fd"), } ; static const struct xref * const xref_p_309 __attribute__(( used, section("xref_array"))) = &(_xref.xref); zlog_ref(& _xref, ("%s [Event] BGP error %d on fd %d"), peer->host, code , connection->fd); } while (0); |
| 4024 | |
| 4025 | /* Closed connection or error on the socket */ |
| 4026 | if (peer_established(connection)) { |
| 4027 | if ((CHECK_FLAG(peer->flags, PEER_FLAG_GRACEFUL_RESTART)((peer->flags) & ((1ULL << 24))) |
| 4028 | || CHECK_FLAG(peer->flags,((peer->flags) & ((1ULL << 23))) |
| 4029 | PEER_FLAG_GRACEFUL_RESTART_HELPER)((peer->flags) & ((1ULL << 23)))) |
| 4030 | && CHECK_FLAG(peer->sflags, PEER_STATUS_NSF_MODE)((peer->sflags) & ((1U << 5)))) { |
| 4031 | peer->last_reset = PEER_DOWN_NSF_CLOSE_SESSION22U; |
| 4032 | SET_FLAG(peer->sflags, PEER_STATUS_NSF_WAIT)(peer->sflags) |= ((1U << 6)); |
| 4033 | } else |
| 4034 | peer->last_reset = PEER_DOWN_CLOSE_SESSION15U; |
| 4035 | } |
| 4036 | |
| 4037 | bgp_event_update(connection, code); |
| 4038 | } |