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zebra: do not ignore ipv6 srcdest routes
Commit a2ca67d1d2
consolidated IPv4 and IPv6 handling. It also applied
our ignorance for IPv4 srcdest routes onto IPv6.
Signed-off-by: Christian Franke <chris@opensourcerouting.org>
This commit is contained in:
parent
af9036b76d
commit
1f610a1fb3
@ -387,8 +387,15 @@ static int netlink_route_change_read_unicast(struct nlmsghdr *h, ns_id_t ns_id,
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memcpy(&p.u.prefix4, dest, 4);
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p.prefixlen = rtm->rtm_dst_len;
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src_p.prefixlen =
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0; // Forces debug below to not display anything
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if (rtm->rtm_src_len != 0) {
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char buf[PREFIX_STRLEN];
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zlog_warn("unsupported IPv4 sourcedest route (dest %s vrf %u)",
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prefix2str(&p, buf, sizeof(buf)), vrf_id);
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return 0;
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}
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/* Force debug below to not display anything for source */
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src_p.prefixlen = 0;
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} else if (rtm->rtm_family == AF_INET6) {
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p.family = AF_INET6;
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memcpy(&p.u.prefix6, dest, 16);
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@ -399,14 +406,6 @@ static int netlink_route_change_read_unicast(struct nlmsghdr *h, ns_id_t ns_id,
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src_p.prefixlen = rtm->rtm_src_len;
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}
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if (rtm->rtm_src_len != 0) {
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char buf[PREFIX_STRLEN];
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zlog_warn(
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"unsupported IPv[4|6] sourcedest route (dest %s vrf %u)",
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prefix2str(&p, buf, sizeof(buf)), vrf_id);
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return 0;
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}
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/*
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* For ZEBRA_ROUTE_KERNEL types:
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*
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@ -492,7 +491,7 @@ static int netlink_route_change_read_unicast(struct nlmsghdr *h, ns_id_t ns_id,
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nh.vrf_id = nh_vrf_id;
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rib_add(afi, SAFI_UNICAST, vrf_id, proto, 0, flags, &p,
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NULL, &nh, table, metric, mtu, distance, tag);
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&src_p, &nh, table, metric, mtu, distance, tag);
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} else {
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/* This is a multipath route */
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@ -591,8 +590,8 @@ static int netlink_route_change_read_unicast(struct nlmsghdr *h, ns_id_t ns_id,
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if (re->nexthop_num == 0)
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XFREE(MTYPE_RE, re);
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else
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rib_add_multipath(afi, SAFI_UNICAST, &p, NULL,
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re);
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rib_add_multipath(afi, SAFI_UNICAST, &p,
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&src_p, re);
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}
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} else {
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if (!tb[RTA_MULTIPATH]) {
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@ -624,12 +623,12 @@ static int netlink_route_change_read_unicast(struct nlmsghdr *h, ns_id_t ns_id,
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if (gate)
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memcpy(&nh.gate, gate, sz);
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rib_delete(afi, SAFI_UNICAST, vrf_id, proto, 0, flags,
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&p, NULL, &nh, table, metric, true);
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&p, &src_p, &nh, table, metric, true);
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} else {
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/* XXX: need to compare the entire list of nexthops
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* here for NLM_F_APPEND stupidity */
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rib_delete(afi, SAFI_UNICAST, vrf_id, proto, 0, flags,
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&p, NULL, NULL, table, metric, true);
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&p, &src_p, NULL, table, metric, true);
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}
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}
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@ -2331,7 +2331,7 @@ int rib_add_multipath(afi_t afi, safi_t safi, struct prefix *p,
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if (!re)
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return 0;
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assert(!src_p || afi == AFI_IP6);
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assert(!src_p || !src_p->prefixlen || afi == AFI_IP6);
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/* Lookup table. */
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table = zebra_vrf_table_with_table_id(afi, safi, re->vrf_id, re->table);
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@ -2421,7 +2421,7 @@ void rib_delete(afi_t afi, safi_t safi, vrf_id_t vrf_id, int type,
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char buf2[INET6_ADDRSTRLEN];
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rib_dest_t *dest;
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assert(!src_p || afi == AFI_IP6);
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assert(!src_p || !src_p->prefixlen || afi == AFI_IP6);
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/* Lookup table. */
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table = zebra_vrf_table_with_table_id(afi, safi, vrf_id, table_id);
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