[submodule]: swss Tunnel Manager changes (#5843)

Introduce tunnel manager daemon. Start the process as part of swss container

Submodule update for swss:
9ed3026 - 2020-12-24 : [NAT] ACL Rule with DO_NOT_NAT action is getting failed. (#1502) [Akhilesh Samineni]
c39a4b1 - 2020-12-23 : Mux/IPTunnel orchagent changes (#1497) [Prince Sunny]
bc8df0e - 2020-12-23 : Add support for headroom pool watermark (#1567) [Neetha John]

Author: prsunny

dockers/docker-orchagent/base_image_files/monit_swss

@@ -13,6 +13,8 @@
 ##  nbrmgrd
 ##  vxlanmgrd
 ##  coppmgrd
+##  tunnelmgrd
+
 ##############################################################################
 check program swss|orchagent with path "/usr/bin/process_checker swss /usr/bin/orchagent -d /var/log/swss"
     if status != 0 for 5 times within 5 cycles then alert repeat every 1 cycles
@@ -49,3 +51,6 @@ check program swss|vxlanmgrd with path "/usr/bin/process_checker swss /usr/bin/v
 
 check program swss|coppmgrd with path "/usr/bin/process_checker swss /usr/bin/coppmgrd"
     if status != 0 for 5 times within 5 cycles then alert repeat every 1 cycles
+
+check program swss|tunnelmgrd with path "/usr/bin/process_checker swss /usr/bin/tunnelmgrd"
+        if status != 0 for 5 times within 5 cycles then alert repeat every 1 cycles

dockers/docker-orchagent/critical_processes

@@ -10,3 +10,4 @@ program:vrfmgrd
 program:nbrmgrd
 program:vxlanmgrd
 program:coppmgrd
+program:tunnelmgrd

dockers/docker-orchagent/supervisord.conf

@@ -175,6 +175,16 @@ stderr_logfile=syslog
 dependent_startup=true
 dependent_startup_wait_for=swssconfig:exited
 
+[program:tunnelmgrd]
+command=/usr/bin/tunnelmgrd
+priority=17
+autostart=false
+autorestart=false
+stdout_logfile=syslog
+stderr_logfile=syslog
+dependent_startup=true
+dependent_startup_wait_for=swssconfig:exited
+
 [program:enable_counters]
 command=/usr/bin/enable_counters.py
 priority=12

platform/vs/docker-sonic-vs/start.sh

@@ -135,6 +135,8 @@ supervisorctl start natmgrd
 
 supervisorctl start natsyncd
 
+supervisorctl start tunnelmgrd
+
 # Start arp_update when VLAN exists
 VLAN=`sonic-cfggen -d -v 'VLAN.keys() | join(" ") if VLAN'`
 if [ "$VLAN" != "" ]; then

platform/vs/docker-sonic-vs/supervisord.conf

@@ -229,3 +229,10 @@ autorestart=false
 stdout_logfile=syslog
 stderr_logfile=syslog
 
+[program:tunnelmgrd]
+command=/usr/bin/tunnelmgrd
+priority=26
+autostart=false
+autorestart=false
+stdout_logfile=syslog
+stderr_logfile=syslog