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bgpd: Use get/set helpers for attr->lcommunity
Signed-off-by: Donatas Abraitis <donatas.abraitis@gmail.com>
This commit is contained in:
parent
eae63cb501
commit
1bcf3a96de
@ -682,8 +682,8 @@ unsigned int attrhash_key_make(const void *p)
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if (attr->community)
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MIX(community_hash_make(attr->community));
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if (attr->lcommunity)
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MIX(lcommunity_hash_make(attr->lcommunity));
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if (bgp_attr_get_lcommunity(attr))
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MIX(lcommunity_hash_make(bgp_attr_get_lcommunity(attr)));
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if (bgp_attr_get_ecommunity(attr))
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MIX(ecommunity_hash_make(bgp_attr_get_ecommunity(attr)));
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if (bgp_attr_get_ipv6_ecommunity(attr))
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@ -737,7 +737,8 @@ bool attrhash_cmp(const void *p1, const void *p2)
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== bgp_attr_get_ecommunity(attr2)
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&& bgp_attr_get_ipv6_ecommunity(attr1)
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== bgp_attr_get_ipv6_ecommunity(attr2)
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&& attr1->lcommunity == attr2->lcommunity
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&& bgp_attr_get_lcommunity(attr1)
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== bgp_attr_get_lcommunity(attr2)
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&& bgp_attr_get_cluster(attr1)
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== bgp_attr_get_cluster(attr2)
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&& bgp_attr_get_transit(attr1)
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@ -853,6 +854,7 @@ struct attr *bgp_attr_intern(struct attr *attr)
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struct attr *find;
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struct ecommunity *ecomm = NULL;
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struct ecommunity *ipv6_ecomm = NULL;
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struct lcommunity *lcomm = NULL;
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/* Intern referenced strucutre. */
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if (attr->aspath) {
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@ -885,11 +887,12 @@ struct attr *bgp_attr_intern(struct attr *attr)
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ipv6_ecomm->refcnt++;
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}
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if (attr->lcommunity) {
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if (!attr->lcommunity->refcnt)
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attr->lcommunity = lcommunity_intern(attr->lcommunity);
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lcomm = bgp_attr_get_lcommunity(attr);
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if (lcomm) {
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if (!lcomm->refcnt)
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bgp_attr_set_lcommunity(attr, lcommunity_intern(lcomm));
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else
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attr->lcommunity->refcnt++;
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lcomm->refcnt++;
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}
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struct cluster_list *cluster = bgp_attr_get_cluster(attr);
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@ -1021,7 +1024,7 @@ struct attr *bgp_attr_aggregate_intern(
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}
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if (lcommunity) {
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attr.lcommunity = lcommunity;
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bgp_attr_set_lcommunity(&attr, lcommunity);
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attr.flag |= ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES);
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}
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@ -1091,6 +1094,7 @@ void bgp_attr_unintern_sub(struct attr *attr)
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struct ecommunity *ecomm = NULL;
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struct ecommunity *ipv6_ecomm = NULL;
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struct cluster_list *cluster;
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struct lcommunity *lcomm = NULL;
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/* aspath refcount shoud be decrement. */
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if (attr->aspath)
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@ -1111,9 +1115,10 @@ void bgp_attr_unintern_sub(struct attr *attr)
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UNSET_FLAG(attr->flag, ATTR_FLAG_BIT(BGP_ATTR_IPV6_EXT_COMMUNITIES));
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bgp_attr_set_ipv6_ecommunity(attr, NULL);
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if (attr->lcommunity)
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lcommunity_unintern(&attr->lcommunity);
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lcomm = bgp_attr_get_lcommunity(attr);
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lcommunity_unintern(&lcomm);
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UNSET_FLAG(attr->flag, ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES));
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bgp_attr_set_lcommunity(attr, NULL);
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cluster = bgp_attr_get_cluster(attr);
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if (cluster) {
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@ -1177,6 +1182,7 @@ void bgp_attr_flush(struct attr *attr)
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struct ecommunity *ecomm;
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struct ecommunity *ipv6_ecomm;
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struct cluster_list *cluster;
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struct lcommunity *lcomm;
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if (attr->aspath && !attr->aspath->refcnt) {
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aspath_free(attr->aspath);
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@ -1192,8 +1198,10 @@ void bgp_attr_flush(struct attr *attr)
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if (ipv6_ecomm && !ipv6_ecomm->refcnt)
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ecommunity_free(&ipv6_ecomm);
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bgp_attr_set_ipv6_ecommunity(attr, NULL);
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if (attr->lcommunity && !attr->lcommunity->refcnt)
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lcommunity_free(&attr->lcommunity);
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lcomm = bgp_attr_get_lcommunity(attr);
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if (lcomm && !lcomm->refcnt)
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lcommunity_free(&lcomm);
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bgp_attr_set_lcommunity(attr, NULL);
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cluster = bgp_attr_get_cluster(attr);
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if (cluster && !cluster->refcnt) {
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@ -2271,17 +2279,18 @@ bgp_attr_large_community(struct bgp_attr_parser_args *args)
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* Large community follows new attribute format.
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*/
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if (length == 0) {
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attr->lcommunity = NULL;
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bgp_attr_set_lcommunity(attr, NULL);
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/* Empty extcomm doesn't seem to be invalid per se */
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return bgp_attr_malformed(args, BGP_NOTIFY_UPDATE_OPT_ATTR_ERR,
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args->total);
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}
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attr->lcommunity = lcommunity_parse(stream_pnt(peer->curr), length);
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bgp_attr_set_lcommunity(
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attr, lcommunity_parse(stream_pnt(peer->curr), length));
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/* XXX: fix ecommunity_parse to use stream API */
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stream_forward_getp(peer->curr, length);
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if (!attr->lcommunity)
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if (!bgp_attr_get_lcommunity(attr))
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return bgp_attr_malformed(args, BGP_NOTIFY_UPDATE_OPT_ATTR_ERR,
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args->total);
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@ -4103,21 +4112,23 @@ bgp_size_t bgp_packet_attribute(struct bgp *bgp, struct peer *peer,
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if (CHECK_FLAG(peer->af_flags[afi][safi],
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PEER_FLAG_SEND_LARGE_COMMUNITY)
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&& (attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES))) {
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if (lcom_length(attr->lcommunity) > 255) {
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if (lcom_length(bgp_attr_get_lcommunity(attr)) > 255) {
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stream_putc(s,
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BGP_ATTR_FLAG_OPTIONAL | BGP_ATTR_FLAG_TRANS
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| BGP_ATTR_FLAG_EXTLEN);
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stream_putc(s, BGP_ATTR_LARGE_COMMUNITIES);
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stream_putw(s, lcom_length(attr->lcommunity));
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stream_putw(s,
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lcom_length(bgp_attr_get_lcommunity(attr)));
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} else {
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stream_putc(s,
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BGP_ATTR_FLAG_OPTIONAL
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| BGP_ATTR_FLAG_TRANS);
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stream_putc(s, BGP_ATTR_LARGE_COMMUNITIES);
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stream_putc(s, lcom_length(attr->lcommunity));
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stream_putc(s,
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lcom_length(bgp_attr_get_lcommunity(attr)));
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}
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stream_put(s, attr->lcommunity->val,
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lcom_length(attr->lcommunity));
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stream_put(s, bgp_attr_get_lcommunity(attr)->val,
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lcom_length(bgp_attr_get_lcommunity(attr)));
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}
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/* Route Reflector. */
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@ -4547,22 +4558,24 @@ void bgp_dump_routes_attr(struct stream *s, struct attr *attr,
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/* Large Community attribute. */
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if (attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES)) {
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if (lcom_length(attr->lcommunity) > 255) {
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if (lcom_length(bgp_attr_get_lcommunity(attr)) > 255) {
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stream_putc(s,
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BGP_ATTR_FLAG_OPTIONAL | BGP_ATTR_FLAG_TRANS
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| BGP_ATTR_FLAG_EXTLEN);
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stream_putc(s, BGP_ATTR_LARGE_COMMUNITIES);
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stream_putw(s, lcom_length(attr->lcommunity));
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stream_putw(s,
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lcom_length(bgp_attr_get_lcommunity(attr)));
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} else {
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stream_putc(s,
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BGP_ATTR_FLAG_OPTIONAL
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| BGP_ATTR_FLAG_TRANS);
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stream_putc(s, BGP_ATTR_LARGE_COMMUNITIES);
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stream_putc(s, lcom_length(attr->lcommunity));
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stream_putc(s,
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lcom_length(bgp_attr_get_lcommunity(attr)));
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}
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stream_put(s, attr->lcommunity->val,
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lcom_length(attr->lcommunity));
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stream_put(s, bgp_attr_get_lcommunity(attr)->val,
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lcom_length(bgp_attr_get_lcommunity(attr)));
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}
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/* Add a MP_NLRI attribute to dump the IPv6 next hop */
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@ -531,6 +531,18 @@ static inline void bgp_attr_set_ecommunity(struct attr *attr,
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attr->ecommunity = ecomm;
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}
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static inline struct lcommunity *
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bgp_attr_get_lcommunity(const struct attr *attr)
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{
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return attr->lcommunity;
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}
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static inline void bgp_attr_set_lcommunity(struct attr *attr,
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struct lcommunity *lcomm)
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{
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attr->lcommunity = lcomm;
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}
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static inline struct ecommunity *
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bgp_attr_get_ipv6_ecommunity(const struct attr *attr)
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{
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@ -416,7 +416,7 @@ bool bgp_dump_attr(struct attr *attr, char *buf, size_t size)
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if (CHECK_FLAG(attr->flag, ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES)))
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snprintf(buf + strlen(buf), size - strlen(buf),
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", large-community %s",
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lcommunity_str(attr->lcommunity, false));
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lcommunity_str(bgp_attr_get_lcommunity(attr), false));
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if (CHECK_FLAG(attr->flag, ATTR_FLAG_BIT(BGP_ATTR_EXT_COMMUNITIES)))
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snprintf(buf + strlen(buf), size - strlen(buf),
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@ -1246,17 +1246,23 @@ static int bgp_show_ethernet_vpn(struct vty *vty, struct prefix_rd *prd,
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if (type == bgp_show_type_lcommunity_exact) {
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struct lcommunity *lcom = output_arg;
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if (!pi->attr->lcommunity ||
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!lcommunity_cmp(
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pi->attr->lcommunity, lcom))
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if (!bgp_attr_get_lcommunity(
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pi->attr) ||
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!lcommunity_cmp(
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bgp_attr_get_lcommunity(
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pi->attr),
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lcom))
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continue;
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}
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if (type == bgp_show_type_lcommunity) {
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struct lcommunity *lcom = output_arg;
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if (!pi->attr->lcommunity ||
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!lcommunity_match(
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pi->attr->lcommunity, lcom))
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if (!bgp_attr_get_lcommunity(
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pi->attr) ||
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!lcommunity_match(
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bgp_attr_get_lcommunity(
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pi->attr),
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lcom))
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continue;
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}
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if (type == bgp_show_type_community) {
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@ -274,6 +274,9 @@ void lcommunity_unintern(struct lcommunity **lcom)
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{
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struct lcommunity *ret;
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if (!*lcom)
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return;
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if ((*lcom)->refcnt)
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(*lcom)->refcnt--;
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@ -846,8 +846,9 @@ void bgp_path_info_mpath_aggregate_update(struct bgp_path_info *new_best,
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ecomm = (bgp_attr_get_ecommunity(&attr))
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? ecommunity_dup(bgp_attr_get_ecommunity(&attr))
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: NULL;
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lcomm = (attr.lcommunity) ? lcommunity_dup(attr.lcommunity)
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: NULL;
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lcomm = (bgp_attr_get_lcommunity(&attr))
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? lcommunity_dup(bgp_attr_get_lcommunity(&attr))
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: NULL;
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for (mpinfo = bgp_path_info_mpath_first(new_best); mpinfo;
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mpinfo = bgp_path_info_mpath_next(mpinfo)) {
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@ -884,16 +885,17 @@ void bgp_path_info_mpath_aggregate_update(struct bgp_path_info *new_best,
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bgp_attr_get_ecommunity(
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mpinfo->attr));
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}
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if (mpinfo->attr->lcommunity) {
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if (bgp_attr_get_lcommunity(mpinfo->attr)) {
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if (lcomm) {
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lcommerge = lcommunity_merge(
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lcomm,
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mpinfo->attr->lcommunity);
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lcomm, bgp_attr_get_lcommunity(
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mpinfo->attr));
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lcomm = lcommunity_uniq_sort(lcommerge);
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lcommunity_free(&lcommerge);
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} else
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lcomm = lcommunity_dup(
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mpinfo->attr->lcommunity);
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bgp_attr_get_lcommunity(
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mpinfo->attr));
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}
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}
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@ -908,7 +910,7 @@ void bgp_path_info_mpath_aggregate_update(struct bgp_path_info *new_best,
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attr.flag |= ATTR_FLAG_BIT(BGP_ATTR_EXT_COMMUNITIES);
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}
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if (lcomm) {
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attr.lcommunity = lcomm;
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bgp_attr_set_lcommunity(&attr, lcomm);
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attr.flag |= ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES);
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}
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@ -7046,7 +7046,7 @@ static bool bgp_aggregate_info_same(struct bgp_path_info *pi, uint8_t origin,
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if (!ecommunity_cmp(bgp_attr_get_ecommunity(pi->attr), ecomm))
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return false;
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if (!lcommunity_cmp(pi->attr->lcommunity, lcomm))
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if (!lcommunity_cmp(bgp_attr_get_lcommunity(pi->attr), lcomm))
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return false;
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if (!CHECK_FLAG(pi->flags, BGP_PATH_VALID))
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@ -7473,10 +7473,10 @@ void bgp_aggregate_route(struct bgp *bgp, const struct prefix *p, afi_t afi,
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/* Compute aggregate route's large community.
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*/
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if (pi->attr->lcommunity)
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if (bgp_attr_get_lcommunity(pi->attr))
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bgp_compute_aggregate_lcommunity_hash(
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aggregate,
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pi->attr->lcommunity);
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aggregate,
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bgp_attr_get_lcommunity(pi->attr));
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}
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if (match)
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bgp_process(bgp, dest, afi, safi);
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@ -7596,12 +7596,13 @@ void bgp_aggregate_delete(struct bgp *bgp, const struct prefix *p, afi_t afi,
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bgp_attr_get_ecommunity(
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pi->attr));
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if (pi->attr->lcommunity)
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if (bgp_attr_get_lcommunity(pi->attr))
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/* Remove lcommunity from aggregate.
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*/
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bgp_remove_lcomm_from_aggregate_hash(
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aggregate,
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pi->attr->lcommunity);
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aggregate,
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bgp_attr_get_lcommunity(
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pi->attr));
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}
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}
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@ -7714,10 +7715,10 @@ static void bgp_add_route_to_aggregate(struct bgp *bgp,
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/* Compute aggregate route's large community.
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*/
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if (pinew->attr->lcommunity)
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if (bgp_attr_get_lcommunity(pinew->attr))
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bgp_compute_aggregate_lcommunity(
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aggregate,
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pinew->attr->lcommunity);
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aggregate,
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bgp_attr_get_lcommunity(pinew->attr));
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/* Retrieve aggregate route's as-path.
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*/
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@ -7816,12 +7817,11 @@ static void bgp_remove_route_from_aggregate(struct bgp *bgp, afi_t afi,
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bgp_remove_ecommunity_from_aggregate(
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aggregate, bgp_attr_get_ecommunity(pi->attr));
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if (pi->attr->lcommunity)
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if (bgp_attr_get_lcommunity(pi->attr))
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/* Remove lcommunity from aggregate.
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*/
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bgp_remove_lcommunity_from_aggregate(
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aggregate,
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pi->attr->lcommunity);
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aggregate, bgp_attr_get_lcommunity(pi->attr));
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}
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/* If this node was suppressed, process the change. */
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@ -10517,14 +10517,16 @@ void route_vty_out_detail(struct vty *vty, struct bgp *bgp, struct bgp_dest *bn,
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/* Line 6 display Large community */
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if (attr->flag & ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES)) {
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if (json_paths) {
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if (!attr->lcommunity->json)
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lcommunity_str(attr->lcommunity, true);
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json_object_lock(attr->lcommunity->json);
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json_object_object_add(json_path, "largeCommunity",
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attr->lcommunity->json);
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if (!bgp_attr_get_lcommunity(attr)->json)
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lcommunity_str(bgp_attr_get_lcommunity(attr),
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true);
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json_object_lock(bgp_attr_get_lcommunity(attr)->json);
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json_object_object_add(
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json_path, "largeCommunity",
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bgp_attr_get_lcommunity(attr)->json);
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} else {
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vty_out(vty, " Large Community: %s\n",
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attr->lcommunity->str);
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bgp_attr_get_lcommunity(attr)->str);
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}
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}
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@ -10909,8 +10911,11 @@ static int bgp_show_table(struct vty *vty, struct bgp *bgp, safi_t safi,
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XFREE(MTYPE_TMP, communities);
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}
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if (!found && pi->attr->lcommunity) {
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frrstr_split(pi->attr->lcommunity->str,
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if (!found &&
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bgp_attr_get_lcommunity(pi->attr)) {
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frrstr_split(bgp_attr_get_lcommunity(
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pi->attr)
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->str,
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" ", &communities, &num);
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for (int i = 0; i < num; i++) {
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const char *com2alias =
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@ -11050,25 +11055,28 @@ static int bgp_show_table(struct vty *vty, struct bgp *bgp, safi_t safi,
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if (type == bgp_show_type_lcommunity) {
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struct lcommunity *lcom = output_arg;
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if (!pi->attr->lcommunity
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|| !lcommunity_match(pi->attr->lcommunity,
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lcom))
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if (!bgp_attr_get_lcommunity(pi->attr) ||
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!lcommunity_match(
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bgp_attr_get_lcommunity(pi->attr),
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lcom))
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continue;
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}
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if (type == bgp_show_type_lcommunity_exact) {
|
||||
struct lcommunity *lcom = output_arg;
|
||||
|
||||
if (!pi->attr->lcommunity
|
||||
|| !lcommunity_cmp(pi->attr->lcommunity,
|
||||
lcom))
|
||||
if (!bgp_attr_get_lcommunity(pi->attr) ||
|
||||
!lcommunity_cmp(
|
||||
bgp_attr_get_lcommunity(pi->attr),
|
||||
lcom))
|
||||
continue;
|
||||
}
|
||||
if (type == bgp_show_type_lcommunity_list) {
|
||||
struct community_list *list = output_arg;
|
||||
|
||||
if (!lcommunity_list_match(pi->attr->lcommunity,
|
||||
list))
|
||||
if (!lcommunity_list_match(
|
||||
bgp_attr_get_lcommunity(pi->attr),
|
||||
list))
|
||||
continue;
|
||||
}
|
||||
if (type
|
||||
@ -11076,11 +11084,12 @@ static int bgp_show_table(struct vty *vty, struct bgp *bgp, safi_t safi,
|
||||
struct community_list *list = output_arg;
|
||||
|
||||
if (!lcommunity_list_exact_match(
|
||||
pi->attr->lcommunity, list))
|
||||
bgp_attr_get_lcommunity(pi->attr),
|
||||
list))
|
||||
continue;
|
||||
}
|
||||
if (type == bgp_show_type_lcommunity_all) {
|
||||
if (!pi->attr->lcommunity)
|
||||
if (!bgp_attr_get_lcommunity(pi->attr))
|
||||
continue;
|
||||
}
|
||||
if (type == bgp_show_type_dampend_paths
|
||||
|
@ -1258,10 +1258,10 @@ route_match_alias(void *rule, const struct prefix *prefix, void *object)
|
||||
return RMAP_MATCH;
|
||||
}
|
||||
|
||||
if (path->attr->lcommunity) {
|
||||
if (bgp_attr_get_lcommunity(path->attr)) {
|
||||
found = false;
|
||||
frrstr_split(path->attr->lcommunity->str, " ", &communities,
|
||||
&num);
|
||||
frrstr_split(bgp_attr_get_lcommunity(path->attr)->str, " ",
|
||||
&communities, &num);
|
||||
for (int i = 0; i < num; i++) {
|
||||
const char *com2alias =
|
||||
bgp_community2alias(communities[i]);
|
||||
@ -1521,10 +1521,12 @@ route_match_lcommunity(void *rule, const struct prefix *prefix, void *object)
|
||||
return RMAP_NOMATCH;
|
||||
|
||||
if (rcom->exact) {
|
||||
if (lcommunity_list_exact_match(path->attr->lcommunity, list))
|
||||
if (lcommunity_list_exact_match(
|
||||
bgp_attr_get_lcommunity(path->attr), list))
|
||||
return RMAP_MATCH;
|
||||
} else {
|
||||
if (lcommunity_list_match(path->attr->lcommunity, list))
|
||||
if (lcommunity_list_match(bgp_attr_get_lcommunity(path->attr),
|
||||
list))
|
||||
return RMAP_MATCH;
|
||||
}
|
||||
|
||||
@ -2301,12 +2303,12 @@ route_set_lcommunity(void *rule, const struct prefix *prefix, void *object)
|
||||
rcs = rule;
|
||||
path = object;
|
||||
attr = path->attr;
|
||||
old = attr->lcommunity;
|
||||
old = bgp_attr_get_lcommunity(attr);
|
||||
|
||||
/* "none" case. */
|
||||
if (rcs->none) {
|
||||
attr->flag &= ~(ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES));
|
||||
attr->lcommunity = NULL;
|
||||
bgp_attr_set_lcommunity(attr, NULL);
|
||||
|
||||
/* See the longer comment down below. */
|
||||
if (old && old->refcnt == 0)
|
||||
@ -2331,7 +2333,7 @@ route_set_lcommunity(void *rule, const struct prefix *prefix, void *object)
|
||||
lcommunity_free(&old);
|
||||
|
||||
/* will be intern()'d or attr_flush()'d by bgp_update_main() */
|
||||
attr->lcommunity = new;
|
||||
bgp_attr_set_lcommunity(attr, new);
|
||||
|
||||
attr->flag |= ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES);
|
||||
|
||||
@ -2413,7 +2415,7 @@ route_set_lcommunity_delete(void *rule, const struct prefix *pfx, void *object)
|
||||
path = object;
|
||||
list = community_list_lookup(bgp_clist, rcom->name, rcom->name_hash,
|
||||
LARGE_COMMUNITY_LIST_MASTER);
|
||||
old = path->attr->lcommunity;
|
||||
old = bgp_attr_get_lcommunity(path->attr);
|
||||
|
||||
if (list && old) {
|
||||
merge = lcommunity_list_match_delete(lcommunity_dup(old), list);
|
||||
@ -2429,12 +2431,12 @@ route_set_lcommunity_delete(void *rule, const struct prefix *pfx, void *object)
|
||||
lcommunity_free(&old);
|
||||
|
||||
if (new->size == 0) {
|
||||
path->attr->lcommunity = NULL;
|
||||
bgp_attr_set_lcommunity(path->attr, NULL);
|
||||
path->attr->flag &=
|
||||
~ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES);
|
||||
lcommunity_free(&new);
|
||||
} else {
|
||||
path->attr->lcommunity = new;
|
||||
bgp_attr_set_lcommunity(path->attr, new);
|
||||
path->attr->flag |=
|
||||
ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES);
|
||||
}
|
||||
|
@ -1502,7 +1502,8 @@ void bgp_zebra_announce(struct bgp_dest *dest, const struct prefix *p,
|
||||
|
||||
if (info->attr->flag
|
||||
& ATTR_FLAG_BIT(BGP_ATTR_LARGE_COMMUNITIES))
|
||||
strlcpy(bzo.lcommunity, info->attr->lcommunity->str,
|
||||
strlcpy(bzo.lcommunity,
|
||||
bgp_attr_get_lcommunity(info->attr)->str,
|
||||
sizeof(bzo.lcommunity));
|
||||
|
||||
strlcpy(bzo.selection_reason, reason,
|
||||
|
Loading…
Reference in New Issue
Block a user