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authorDonald Sharp <sharpd@nvidia.com>2024-12-05 10:16:03 -0500
committerDonatas Abraitis <donatas@opensourcerouting.org>2025-02-12 23:39:24 +0200
commit0ea7de4c9dd9b90b2f7170aa80b8673bd37b371a (patch)
tree7c58ddd3037ee1677439794553688302ee24a09f
parent2e81badd79072cabb725be27190921924369af60 (diff)
bgpd: When bgp notices a change to shared_network inform bfd of it
When bgp is started up and reads the config in *before* it has received interface addresses from zebra, shared_network can be set to false in this case. Later on once bgp attempts to reconnect it will refigure out the shared_network again( because it has received the data from zebra now ). In this case tell bfd about it. Signed-off-by: Donald Sharp <sharpd@nvidia.com>
-rw-r--r--bgpd/bgp_zebra.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/bgpd/bgp_zebra.c b/bgpd/bgp_zebra.c
index 2e9c54e126..10e823c14f 100644
--- a/bgpd/bgp_zebra.c
+++ b/bgpd/bgp_zebra.c
@@ -744,6 +744,7 @@ bool bgp_zebra_nexthop_set(union sockunion *local, union sockunion *remote,
int ret = 0;
struct interface *ifp = NULL;
bool v6_ll_avail = true;
+ bool shared_network_original = peer->shared_network;
memset(nexthop, 0, sizeof(struct bgp_nexthop));
@@ -908,6 +909,9 @@ bool bgp_zebra_nexthop_set(union sockunion *local, union sockunion *remote,
peer->shared_network = 0;
}
+ if (shared_network_original != peer->shared_network)
+ bgp_peer_bfd_update_source(peer);
+
/* KAME stack specific treatment. */
#ifdef KAME
if (IN6_IS_ADDR_LINKLOCAL(&nexthop->v6_global)