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Merge pull request #14186 from FRRouting/mergify/bp/stable/8.5/pr-12524

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lib, zebra: Fix EVPN nexthop config order (backport #12524)
This commit is contained in:
Jafar Al-Gharaibeh 2023-08-11 15:00:19 -05:00 committed by GitHub
commit 983a3853c9
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 27 additions and 13 deletions
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1
lib/nexthop.c
View File

@ -812,6 +812,7 @@ void nexthop_copy_no_recurse(struct nexthop *copy,
memcpy(&copy->gate, &nexthop->gate, sizeof(nexthop->gate));
memcpy(&copy->src, &nexthop->src, sizeof(nexthop->src));
memcpy(&copy->rmap_src, &nexthop->rmap_src, sizeof(nexthop->rmap_src));
memcpy(&copy->rmac, &nexthop->rmac, sizeof(nexthop->rmac));
copy->rparent = rparent;
if (nexthop->nh_label)
nexthop_add_labels(copy, nexthop->nh_label_type,

6
lib/nexthop.h
View File

@ -140,6 +140,12 @@ struct nexthop {
vni_t vni;
} nh_encap;
/* EVPN router's MAC.
* Don't support multiple RMAC from the same VTEP yet, so it's not
* included in hash key.
*/
struct ethaddr rmac;
/* SR-TE color used for matching SR-TE policies */
uint32_t srte_color;

15
zebra/zapi_msg.c
View File

@ -1571,7 +1571,6 @@ static struct nexthop *nexthop_from_zapi(const struct zapi_nexthop *api_nh,
uint16_t backup_nexthop_num)
{
struct nexthop *nexthop = NULL;
struct ipaddr vtep_ip;
struct interface *ifp;
int i;
char nhbuf[INET6_ADDRSTRLEN] = "";
@ -1607,13 +1606,8 @@ static struct nexthop *nexthop_from_zapi(const struct zapi_nexthop *api_nh,
* the nexthop and associated MAC need to be installed.
*/
if (CHECK_FLAG(api_nh->flags, ZAPI_NEXTHOP_FLAG_EVPN)) {
memset(&vtep_ip, 0, sizeof(vtep_ip));
vtep_ip.ipa_type = IPADDR_V4;
memcpy(&(vtep_ip.ipaddr_v4), &(api_nh->gate.ipv4),
sizeof(struct in_addr));
zebra_rib_queue_evpn_route_add(
api_nh->vrf_id, &api_nh->rmac, &vtep_ip, p);
SET_FLAG(nexthop->flags, NEXTHOP_FLAG_EVPN);
nexthop->rmac = api_nh->rmac;
}
break;
case NEXTHOP_TYPE_IPV6:
@ -1641,13 +1635,8 @@ static struct nexthop *nexthop_from_zapi(const struct zapi_nexthop *api_nh,
* the nexthop and associated MAC need to be installed.
*/
if (CHECK_FLAG(api_nh->flags, ZAPI_NEXTHOP_FLAG_EVPN)) {
memset(&vtep_ip, 0, sizeof(vtep_ip));
vtep_ip.ipa_type = IPADDR_V6;
memcpy(&vtep_ip.ipaddr_v6, &(api_nh->gate.ipv6),
sizeof(struct in6_addr));
zebra_rib_queue_evpn_route_add(
api_nh->vrf_id, &api_nh->rmac, &vtep_ip, p);
SET_FLAG(nexthop->flags, NEXTHOP_FLAG_EVPN);
nexthop->rmac = api_nh->rmac;
}
break;
case NEXTHOP_TYPE_BLACKHOLE:

18
zebra/zebra_rib.c
View File

@ -2682,6 +2682,8 @@ static void process_subq_early_route_add(struct zebra_early_route *ere)
return;
}
} else {
struct nexthop *tmp_nh;
/* Lookup nhe from route information */
nhe = zebra_nhg_rib_find_nhe(ere->re_nhe, ere->afi);
if (!nhe) {
@ -2699,6 +2701,22 @@ static void process_subq_early_route_add(struct zebra_early_route *ere)
early_route_memory_free(ere);
return;
}
for (ALL_NEXTHOPS(nhe->nhg, tmp_nh)) {
if (CHECK_FLAG(tmp_nh->flags, NEXTHOP_FLAG_EVPN)) {
struct ipaddr vtep_ip = {};
if (ere->afi == AFI_IP) {
vtep_ip.ipa_type = IPADDR_V4;
vtep_ip.ipaddr_v4 = tmp_nh->gate.ipv4;
} else {
vtep_ip.ipa_type = IPADDR_V6;
vtep_ip.ipaddr_v6 = tmp_nh->gate.ipv6;
}
zebra_rib_queue_evpn_route_add(
re->vrf_id, &tmp_nh->rmac, &vtep_ip,
&ere->p);
}
}
}
/*