From 85a668dc8a20a0e9121fabfa90276d1116dd6dea Mon Sep 17 00:00:00 2001 From: Louis Scalbert Date: Thu, 29 Dec 2022 16:50:54 +0100 Subject: [PATCH] bgpd: fix show bgp all with evpn Fix crash on "show bgp all" when BGP EVPN is set. > #0 raise (sig=11) at ../sysdeps/unix/sysv/linux/raise.c:50 > #1 0x00007fdfe03cf53c in core_handler (signo=11, siginfo=0x7ffdebbffe30, context=0x7ffdebbffd00) at lib/sigevent.c:261 > #2 > #3 0x00000000004d4fec in bgp_attr_get_community (attr=0x41) at bgpd/bgp_attr.h:553 > #4 0x00000000004eee84 in bgp_show_table (vty=0x1a790d0, bgp=0x19d0a00, safi=SAFI_EVPN, table=0x19f6010, type=bgp_show_type_normal, output_arg=0x0, rd=0x0, is_last=1, output_cum=0x0, > total_cum=0x0, json_header_depth=0x7ffdebc00bf8, show_flags=4, rpki_target_state=RPKI_NOT_BEING_USED) at bgpd/bgp_route.c:11329 > #5 0x00000000004f7765 in bgp_show (vty=0x1a790d0, bgp=0x19d0a00, afi=AFI_L2VPN, safi=SAFI_EVPN, type=bgp_show_type_normal, output_arg=0x0, show_flags=4, > rpki_target_state=RPKI_NOT_BEING_USED) at bgpd/bgp_route.c:11814 > #6 0x00000000004fb53b in show_ip_bgp_magic (self=0x6752b0 , vty=0x1a790d0, argc=3, argv=0x19cb050, viewvrfname=0x0, all=0x1395390 "all", aa_nn=0x0, community_list=0, > community_list_str=0x0, community_list_name=0x0, as_path_filter_name=0x0, prefix_list=0x0, accesslist_name=0x0, rmap_name=0x0, version=0, version_str=0x0, alias_name=0x0, > orr_group_name=0x0, detail_routes=0x0, uj=0x0, detail_json=0x0, wide=0x0) at bgpd/bgp_route.c:13040 > #7 0x00000000004fa322 in show_ip_bgp (self=0x6752b0 , vty=0x1a790d0, argc=3, argv=0x19cb050) at ./bgpd/bgp_route_clippy.c:519 > #8 0x00007fdfe033ccc8 in cmd_execute_command_real (vline=0x19c9300, filter=FILTER_RELAXED, vty=0x1a790d0, cmd=0x0, up_level=0) at lib/command.c:996 > #9 0x00007fdfe033c739 in cmd_execute_command (vline=0x19c9300, vty=0x1a790d0, cmd=0x0, vtysh=0) at lib/command.c:1056 > #10 0x00007fdfe033cdf5 in cmd_execute (vty=0x1a790d0, cmd=0x19c9eb0 "show bgp all", matched=0x0, vtysh=0) at lib/command.c:1223 > #11 0x00007fdfe03f65c6 in vty_command (vty=0x1a790d0, buf=0x19c9eb0 "show bgp all") at lib/vty.c:486 > #12 0x00007fdfe03f603b in vty_execute (vty=0x1a790d0) at lib/vty.c:1249 > #13 0x00007fdfe03f533b in vtysh_read (thread=0x7ffdebc03838) at lib/vty.c:2148 > #14 0x00007fdfe03e815d in thread_call (thread=0x7ffdebc03838) at lib/thread.c:2006 > #15 0x00007fdfe0379b54 in frr_run (master=0x1246880) at lib/libfrr.c:1198 > #16 0x000000000042b2a8 in main (argc=7, argv=0x7ffdebc03af8) at bgpd/bgp_main.c:520 Link: https://github.com/FRRouting/frr/issues/12576 Signed-off-by: Louis Scalbert --- bgpd/bgp_evpn_vty.c | 15 +++++++++++++++ bgpd/bgp_evpn_vty.h | 3 +++ bgpd/bgp_route.c | 3 +++ 3 files changed, 21 insertions(+) diff --git a/bgpd/bgp_evpn_vty.c b/bgpd/bgp_evpn_vty.c index b2a45ca42d7d..e29a8a65ba5b 100644 --- a/bgpd/bgp_evpn_vty.c +++ b/bgpd/bgp_evpn_vty.c @@ -3255,6 +3255,21 @@ static void evpn_show_all_routes(struct vty *vty, struct bgp *bgp, int type, } } +int bgp_evpn_show_all_routes(struct vty *vty, struct bgp *bgp, int type, + bool use_json, int detail) +{ + json_object *json = NULL; + + if (use_json) + json = json_object_new_object(); + + evpn_show_all_routes(vty, bgp, type, json, detail); + + if (use_json) + vty_json(vty, json); + return CMD_SUCCESS; +} + /* * Display specified VNI (vty handler) */ diff --git a/bgpd/bgp_evpn_vty.h b/bgpd/bgp_evpn_vty.h index 6b17a83b7428..8901644d73d9 100644 --- a/bgpd/bgp_evpn_vty.h +++ b/bgpd/bgp_evpn_vty.h @@ -42,4 +42,7 @@ extern int argv_find_and_parse_oly_idx(struct cmd_token **argv, int argc, extern int bgp_evpn_cli_parse_type(int *type, struct cmd_token **argv, int argc); +extern int bgp_evpn_show_all_routes(struct vty *vty, struct bgp *bgp, int type, + bool use_json, int detail); + #endif /* _QUAGGA_BGP_EVPN_VTY_H */ diff --git a/bgpd/bgp_route.c b/bgpd/bgp_route.c index f4ef0a88f99a..fcdb22869267 100644 --- a/bgpd/bgp_route.c +++ b/bgpd/bgp_route.c @@ -11589,6 +11589,9 @@ static int bgp_show(struct vty *vty, struct bgp *bgp, afi_t afi, safi_t safi, 1, NULL, NULL); } + if (safi == SAFI_EVPN) + return bgp_evpn_show_all_routes(vty, bgp, type, use_json, 0); + return bgp_show_table(vty, bgp, safi, table, type, output_arg, NULL, 1, NULL, NULL, &json_header_depth, show_flags, rpki_target_state);