diff options
Diffstat (limited to 'bgpd/bgp_attr.c')
| -rw-r--r-- | bgpd/bgp_attr.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/bgpd/bgp_attr.c b/bgpd/bgp_attr.c index c64d153f1..0440a95ff 100644 --- a/bgpd/bgp_attr.c +++ b/bgpd/bgp_attr.c @@ -1647,8 +1647,8 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, #define BGP_MP_REACH_MIN_SIZE 5 #define LEN_LEFT (length - (stream_get_getp(s) - start)) if ((length > STREAM_READABLE(s)) || (length < BGP_MP_REACH_MIN_SIZE)) { - zlog_info("%s: %s sent invalid length, %lu", __func__, - peer->host, (unsigned long)length); + zlog_info("%s: %s sent invalid length, %lu, of MP_REACH_NLRI", + __func__, peer->host, (unsigned long)length); return BGP_ATTR_PARSE_ERROR_NOTIFYPLS; } @@ -1664,7 +1664,7 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, */ if (bgp_debug_update(peer, NULL, NULL, 0)) zlog_debug( - "%s: MP_REACH received AFI %s or SAFI %s is unrecognized", + "%s sent unrecognizable AFI, %s or, SAFI, %s, of MP_REACH_NLRI", peer->host, iana_afi2str(pkt_afi), iana_safi2str(pkt_safi)); return BGP_ATTR_PARSE_ERROR; @@ -1675,7 +1675,7 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, if (LEN_LEFT < attr->mp_nexthop_len) { zlog_info( - "%s: %s, MP nexthop length, %u, goes past end of attribute", + "%s: %s sent next-hop length, %u, in MP_REACH_NLRI which goes past the end of attribute", __func__, peer->host, attr->mp_nexthop_len); return BGP_ATTR_PARSE_ERROR_NOTIFYPLS; } @@ -1684,7 +1684,7 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, switch (attr->mp_nexthop_len) { case 0: if (safi != SAFI_FLOWSPEC) { - zlog_info("%s: (%s) Wrong multiprotocol next hop length: %d", + zlog_info("%s: %s sent wrong next-hop length, %d, in MP_REACH_NLRI", __func__, peer->host, attr->mp_nexthop_len); return BGP_ATTR_PARSE_ERROR_NOTIFYPLS; } @@ -1716,7 +1716,7 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, stream_get(&attr->mp_nexthop_global, s, IPV6_MAX_BYTELEN); if (IN6_IS_ADDR_LINKLOCAL(&attr->mp_nexthop_global)) { if (!peer->nexthop.ifp) { - zlog_warn("%s: Received a V6/VPNV6 Global attribute but address is a V6 LL and we have no peer interface information, withdrawing", + zlog_warn("%s sent a v6 global attribute but address is a V6 LL and there's no peer interface information. Hence, withdrawing", peer->host); return BGP_ATTR_PARSE_WITHDRAW; } @@ -1733,7 +1733,7 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, stream_get(&attr->mp_nexthop_global, s, IPV6_MAX_BYTELEN); if (IN6_IS_ADDR_LINKLOCAL(&attr->mp_nexthop_global)) { if (!peer->nexthop.ifp) { - zlog_warn("%s: Received V6/VPNV6 Global and LL attribute but global address is a V6 LL and we have no peer interface information, withdrawing", + zlog_warn("%s sent a v6 global and LL attribute but global address is a V6 LL and there's no peer interface information. Hence, withdrawing", peer->host); return BGP_ATTR_PARSE_WITHDRAW; } @@ -1751,7 +1751,7 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, if (bgp_debug_update(peer, NULL, NULL, 1)) zlog_debug( - "%s rcvd nexthops %s, %s -- ignoring non-LL value", + "%s sent next-hops %s and %s. Ignoring non-LL value", peer->host, inet_ntop(AF_INET6, &attr->mp_nexthop_global, @@ -1763,21 +1763,21 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, attr->mp_nexthop_len = IPV6_MAX_BYTELEN; } if (!peer->nexthop.ifp) { - zlog_warn("%s: Received a V6 LL nexthop and we have no peer interface information, withdrawing", + zlog_warn("%s sent a v6 LL next-hop and there's no peer interface information. Hence, withdrawing", peer->host); return BGP_ATTR_PARSE_WITHDRAW; } attr->nh_lla_ifindex = peer->nexthop.ifp->ifindex; break; default: - zlog_info("%s: (%s) Wrong multiprotocol next hop length: %d", + zlog_info("%s: %s sent wrong next-hop length, %d, in MP_REACH_NLRI", __func__, peer->host, attr->mp_nexthop_len); return BGP_ATTR_PARSE_ERROR_NOTIFYPLS; } if (!LEN_LEFT) { - zlog_info("%s: (%s) Failed to read SNPA and NLRI(s)", __func__, - peer->host); + zlog_info("%s: %s sent SNPA which couldn't be read", + __func__, peer->host); return BGP_ATTR_PARSE_ERROR_NOTIFYPLS; } @@ -1793,12 +1793,13 @@ int bgp_mp_reach_parse(struct bgp_attr_parser_args *args, /* must have nrli_len, what is left of the attribute */ nlri_len = LEN_LEFT; if (nlri_len > STREAM_READABLE(s)) { - zlog_info("%s: (%s) Failed to read NLRI", __func__, peer->host); + zlog_info("%s: %s sent MP_REACH_NLRI which couldn't be read", + __func__, peer->host); return BGP_ATTR_PARSE_ERROR_NOTIFYPLS; } if (!nlri_len) { - zlog_info("%s: (%s) No Reachability, Treating as a EOR marker", + zlog_info("%s: %s sent a zero-length NLRI. Hence, treating as a EOR marker", __func__, peer->host); mp_update->afi = afi; @@ -2005,8 +2006,8 @@ static int bgp_attr_encap(uint8_t type, struct peer *peer, /* IN */ length -= 4; if (tlv_length != length) { - zlog_info("%s: tlv_length(%d) != length(%d)", __func__, - tlv_length, length); + zlog_info("%s: tlv_length(%d) != length(%d)", + __func__, tlv_length, length); } } |