[FRR]: enable bgp graceful-restart preserve-fw-state for FRR warm reb…

…oot support on T0 (#2998) Signed-off-by: Jipan Yang <jipan.yang@alibaba-inc.com>
sonic-net · Jun 13, 2019 · ab5afad · ab5afad
1 parent 95452b7
commit ab5afad
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/dockers/docker-fpm-frr/bgpd.conf.j2 b/dockers/docker-fpm-frr/bgpd.conf.j2
@@ -29,6 +29,9 @@ router bgp {{ DEVICE_METADATA['localhost']['bgp_asn'] }}
   no bgp default ipv4-unicast
   bgp graceful-restart restart-time 240
   bgp graceful-restart
+{% if DEVICE_METADATA['localhost']['type'] == 'ToRRouter' %}
+  bgp graceful-restart preserve-fw-state
+{% endif %}
 {% for (name, prefix) in LOOPBACK_INTERFACE|pfx_filter %}
 {% if prefix | ipv4 and name == 'Loopback0' %}
   bgp router-id {{ prefix | ip }}