From 5369607d5a04eb2afbcbcc78e26abf4d7b005e35 Mon Sep 17 00:00:00 2001
From: weixchen1215 <44277328+weixchen1215@users.noreply.github.com>
Date: Tue, 22 Dec 2020 15:48:16 -0800
Subject: [PATCH] Retain fgnhg state db table entry during warm reboot (#1315)

Add FG_ROUTE_TABLE to backup database for warm reboot support for fgnhg.
---
 scripts/fast-reboot | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/fast-reboot b/scripts/fast-reboot
index 25b69a5c8b..e9519612de 100755
--- a/scripts/fast-reboot
+++ b/scripts/fast-reboot
@@ -248,11 +248,12 @@ function backup_database()
     debug "Backing up database ..."
     # Dump redis content to a file 'dump.rdb' in warmboot directory
     mkdir -p $WARM_DIR
-    # Delete keys in stateDB except FDB_TABLE|*, MIRROR_SESSION_TABLE|*, WARM_RESTART_ENABLE_TABLE|*
+    # Delete keys in stateDB except FDB_TABLE|*, MIRROR_SESSION_TABLE|*, WARM_RESTART_ENABLE_TABLE|*, FG_ROUTE_TABLE|*
     sonic-db-cli STATE_DB eval "
         for _, k in ipairs(redis.call('keys', '*')) do
             if not string.match(k, 'FDB_TABLE|') and not string.match(k, 'WARM_RESTART_TABLE|') \
                                           and not string.match(k, 'MIRROR_SESSION_TABLE|') \
+                                          and not string.match(k, 'FG_ROUTE_TABLE|') \
                                           and not string.match(k, 'WARM_RESTART_ENABLE_TABLE|') \
                                           and not string.match(k, 'VXLAN_TUNNEL_TABLE|') \
                                           and not string.match(k, 'BUFFER_MAX_PARAM_TABLE|') then