[warmboot finalizer] load dhcpv6 copp rules when missing (#9048)

Why I did it Need to enable DHCPv6 COPP rules. How I did it Load the separate DHCPv6 COPP rules after warm reboot if the rules are missing. How to verify it Warm reboot from an image doesn't have DHCPv6 COPP rules installed. Warm reboot from an image have DHCPv6 COPP rules already installed. In either case, the script did the right thing and only install the COPP rules if it is missing. Signed-off-by: Ying Xie [email protected]
sonic-net · Oct 25, 2021 · 6483bf4 · 6483bf4
1 parent 7e4aa6a
commit 6483bf4
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/files/image_config/warmboot-finalizer/finalize-warmboot.sh b/files/image_config/warmboot-finalizer/finalize-warmboot.sh
@@ -76,6 +76,18 @@ function stop_control_plane_assistant()
  fi
 }
 
+function load_dhcpv6_copp_rules()
+{
+ KEY="COPP_TABLE:trap.group.dhcpv6"
+ RULE=$(redis-cli -n 0 keys "${KEY}")
+ if [[ -n "${RULE}" ]]; then
+ debug "${KEY} already exist, skip reloading..."
+ else
+ debug "${KEY} not found, reloading..."
+ docker exec -t swss swssconfig /etc/swss/config.d/01-copp-dhcpv6.config.json
+ fi
+}
+
 
 wait_for_database_service
 
@@ -107,4 +119,5 @@ if [[ -n "${list}" ]]; then
  debug "Some components didn't finish reconcile: ${list} ..."
 fi
 
+load_dhcpv6_copp_rules
 finalize_warm_boot