diff options
| -rw-r--r-- | bgpd/bgp_attr.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/bgpd/bgp_attr.c b/bgpd/bgp_attr.c index 55691fda..7c94f7e0 100644 --- a/bgpd/bgp_attr.c +++ b/bgpd/bgp_attr.c @@ -1103,6 +1103,27 @@ bgp_attr_aggregator (struct peer *peer, bgp_size_t length, bgp_size_t total; total = length + (CHECK_FLAG (flag, BGP_ATTR_FLAG_EXTLEN) ? 4 : 3); + /* Flags check. */ + if (! CHECK_FLAG (flag, BGP_ATTR_FLAG_OPTIONAL)) + { + zlog (peer->log, LOG_ERR, + "AGGREGATOR attribute must be flagged as \"optional\" (%u)", flag); + bgp_notify_send_with_data (peer, + BGP_NOTIFY_UPDATE_ERR, + BGP_NOTIFY_UPDATE_ATTR_FLAG_ERR, + startp, total); + return -1; + } + if (! CHECK_FLAG (flag, BGP_ATTR_FLAG_TRANS)) + { + zlog (peer->log, LOG_ERR, + "AGGREGATOR attribute must be flagged as \"transitive\" (%u)", flag); + bgp_notify_send_with_data (peer, + BGP_NOTIFY_UPDATE_ERR, + BGP_NOTIFY_UPDATE_ATTR_FLAG_ERR, + startp, total); + return -1; + } /* peer with AS4 will send 4 Byte AS, peer without will send 2 Byte */ if ( CHECK_FLAG (peer->cap, PEER_CAP_AS4_RCV ) ) wantedlen = 8; |