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bgpd: Do not filter no-export community for BGP OAD (one administration domain)

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OAD is treated as an _internal_ BGP peer, and some of the rules (including BGP
attributes) can be relaxed.

Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>
This commit is contained in:
Donatas Abraitis 2024-10-18 22:35:28 +03:00
parent 75e34c032b
commit e63b1520f1
1 changed files with 4 additions and 5 deletions
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9
bgpd/bgp_route.c
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@ -1779,14 +1779,13 @@ static bool bgp_community_filter(struct peer *peer, struct attr *attr)
return true;
/* NO_EXPORT check. */
if (peer->sort == BGP_PEER_EBGP &&
community_include(bgp_attr_get_community(attr),
COMMUNITY_NO_EXPORT))
if (peer->sort == BGP_PEER_EBGP && peer->sub_sort != BGP_PEER_EBGP_OAD &&
community_include(bgp_attr_get_community(attr), COMMUNITY_NO_EXPORT))
return true;
/* NO_EXPORT_SUBCONFED check. */
if (peer->sort == BGP_PEER_EBGP
|| peer->sort == BGP_PEER_CONFED)
if ((peer->sort == BGP_PEER_EBGP && peer->sub_sort != BGP_PEER_EBGP_OAD) ||
peer->sort == BGP_PEER_CONFED)
if (community_include(bgp_attr_get_community(attr),
COMMUNITY_NO_EXPORT_SUBCONFED))
return true;