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authorDonald Sharp <sharpd@nvidia.com>2024-12-05 10:16:03 -0500
committerDonatas Abraitis <donatas@opensourcerouting.org>2025-02-13 20:44:21 +0200
commit2c92346292badda2bad93c1a1188d4349e38cde0 (patch)
tree131d78ab310005d9e73345dea0b6b3587df77ebb
parentd6c8c23635873ca26cd6837d2a8e0ad360a734c6 (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 f9d096e6c6..e072e18c84 100644
--- a/bgpd/bgp_zebra.c
+++ b/bgpd/bgp_zebra.c
@@ -728,6 +728,7 @@ 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));
@@ -892,6 +893,9 @@ 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)