diff options
Diffstat (limited to 'zebra')
| -rw-r--r-- | zebra/zebra_rib.c | 86 |
1 files changed, 56 insertions, 30 deletions
diff --git a/zebra/zebra_rib.c b/zebra/zebra_rib.c index 0f2e7784..f6f8980f 100644 --- a/zebra/zebra_rib.c +++ b/zebra/zebra_rib.c @@ -1846,12 +1846,19 @@ rib_delete_ipv4 (int type, int flags, struct prefix_ipv4 *p, /* Apply mask. */ apply_mask_ipv4 (p); - if (IS_ZEBRA_DEBUG_KERNEL && gate) - zlog_debug ("rib_delete_ipv4(): route delete %s/%d via %s ifindex %d", - inet_ntop (AF_INET, &p->prefix, buf1, INET_ADDRSTRLEN), - p->prefixlen, - inet_ntoa (*gate), - ifindex); + if (IS_ZEBRA_DEBUG_KERNEL) + if (gate) + zlog_debug ("rib_delete_ipv4(): route delete %s/%d via %s ifindex %d", + inet_ntop (AF_INET, &p->prefix, buf1, BUFSIZ), + p->prefixlen, + inet_ntoa (*gate), + ifindex); + else + zlog_debug ("rib_delete_ipv4(): route delete %s/%d ifname %s ifindex %d", + inet_ntop (AF_INET, &p->prefix, buf1, BUFSIZ), + p->prefixlen, + ifindex2ifname(ifindex), + ifindex); /* Lookup route node. */ rn = route_node_lookup (table, (struct prefix *) p); @@ -1885,11 +1892,29 @@ rib_delete_ipv4 (int type, int flags, struct prefix_ipv4 *p, if (rib->type != type) continue; - if (rib->type == ZEBRA_ROUTE_CONNECT && (nexthop = rib->nexthop) && - nexthop->type == NEXTHOP_TYPE_IFINDEX && nexthop->ifindex == ifindex) + + if (gate) { - if (rib->refcnt) + if ((nexthop = rib->nexthop) && + (IPV4_ADDR_SAME (&nexthop->gate.ipv4, gate) || + IPV4_ADDR_SAME (&nexthop->rgate.ipv4, gate))) { + if (ifindex && ifindex != nexthop->ifindex) + continue; /* ifindex doesn't match */ + same = rib; + break; + } + } + else + { + nexthop = rib->nexthop; + if (nexthop && nexthop->ifindex != ifindex) + continue; + if (nexthop && + rib->type == ZEBRA_ROUTE_CONNECT && + nexthop->type == NEXTHOP_TYPE_IFINDEX && + rib->refcnt) + { /* Duplicated connected route. */ rib->refcnt--; route_unlock_node (rn); route_unlock_node (rn); @@ -1898,15 +1923,6 @@ rib_delete_ipv4 (int type, int flags, struct prefix_ipv4 *p, same = rib; break; } - /* Make sure that the route found has the same gateway. */ - else if (gate == NULL || - ((nexthop = rib->nexthop) && - (IPV4_ADDR_SAME (&nexthop->gate.ipv4, gate) || - IPV4_ADDR_SAME (&nexthop->rgate.ipv4, gate)))) - { - same = rib; - break; - } } /* If same type of route can't be found and this message is from @@ -2436,11 +2452,29 @@ rib_delete_ipv6 (int type, int flags, struct prefix_ipv6 *p, if (rib->type != type) continue; - if (rib->type == ZEBRA_ROUTE_CONNECT && (nexthop = rib->nexthop) && - nexthop->type == NEXTHOP_TYPE_IFINDEX && nexthop->ifindex == ifindex) + + if (gate) { - if (rib->refcnt) + if ((nexthop = rib->nexthop) && + (IPV6_ADDR_SAME (&nexthop->gate.ipv6, gate) || + IPV6_ADDR_SAME (&nexthop->rgate.ipv6, gate))) { + if (ifindex && ifindex != nexthop->ifindex) + continue; /* ifindex doesn't match */ + same = rib; + break; + } + } + else + { + nexthop = rib->nexthop; + if (nexthop && nexthop->ifindex != ifindex) + continue; + if (nexthop && + rib->type == ZEBRA_ROUTE_CONNECT && + nexthop->type == NEXTHOP_TYPE_IFINDEX && + rib->refcnt) + { /* Duplicated connected route. */ rib->refcnt--; route_unlock_node (rn); route_unlock_node (rn); @@ -2449,15 +2483,7 @@ rib_delete_ipv6 (int type, int flags, struct prefix_ipv6 *p, same = rib; break; } - /* Make sure that the route found has the same gateway. */ - else if (gate == NULL || - ((nexthop = rib->nexthop) && - (IPV6_ADDR_SAME (&nexthop->gate.ipv6, gate) || - IPV6_ADDR_SAME (&nexthop->rgate.ipv6, gate)))) - { - same = rib; - break; - } + } /* If same type of route can't be found and this message is from |