add support for MCLAG

config/main.py

@@ -331,6 +331,16 @@ def _stop_services():
             log_error("Stopping {} failed with error {}".format(service, e))
             raise
 
+    # iccpd service doesn't start by default
+    (out, err) = run_command("systemctl status iccpd", return_output = True)
+    if not err and 'Active: active (running)' in out:
+        try:
+            click.echo("Stopping service iccpd ...")
+            run_command("systemctl stop iccpd")
+        except SystemExit as e:
+            log_error("Stopping iccpd failed with error {}".format(e))
+            raise
+
 def _reset_failed_services():
     services_to_reset = [
         'bgp',
@@ -357,6 +367,16 @@ def _reset_failed_services():
             log_error("Failed to reset failed status for service {}".format(service))
             raise
 
+    # iccpd service doesn't start by default
+    (out, err) = run_command("systemctl is-enabled iccpd", return_output = True)
+    if not err and 'enabled' in out:
+        try:
+            click.echo("Resetting failed status for service iccpd ...")
+            run_command("systemctl reset-failed iccpd")
+        except SystemExit as e:
+            log_error("Failed to reset failed status for service iccpd")
+            raise
+
 def _restart_services():
     services_to_restart = [
         'hostname-config',
@@ -378,6 +398,16 @@ def _restart_services():
             log_error("Restart {} failed with error {}".format(service, e))
             raise
 
+    # iccpd service doesn't start by default
+    (out, err) = run_command("systemctl is-enabled iccpd", return_output = True)
+    if not err and 'enabled' in out:
+        try:
+            click.echo("Restarting service iccpd ...")
+            run_command("systemctl restart iccpd")
+        except SystemExit as e:
+            log_error("Restart iccpd failed with error {}".format(e))
+            raise
+
 def is_ipaddress(val):
     """ Validate if an entry is a valid IP """
     if not val:

scripts/fast-reboot

@@ -417,6 +417,24 @@ debug "Stopped  bgp ..."
 docker kill lldp > /dev/null
 systemctl stop lldp
 
+if [[ "$REBOOT_TYPE" = "fast-reboot" ]]; then
+    if echo $(docker ps) | grep -q iccpd; then
+        docker kill iccpd > /dev/null || [ $? == 1 ]
+    fi
+fi
+
+# Stop iccpd gracefully
+if [[ "$REBOOT_TYPE" = "warm-reboot" || "$REBOOT_TYPE" = "fastfast-reboot" ]]; then
+    if echo $(docker ps) | grep -q iccpd; then
+        debug "Stopping iccpd ..."
+        # Send USR1 signal to iccpd to stop it
+        # It will prepare iccpd for warm-reboot
+        # Note: We must send USR1 signal before syncd, or some state of iccpd maybe lost
+        docker exec -i iccpd pkill -USR1 iccpd || [ $? == 1 ] > /dev/null
+        debug "Stopped  iccpd ..."
+    fi
+fi
+
 if [[ "$REBOOT_TYPE" = "fast-reboot" ]]; then
     # Kill teamd processes inside of teamd container with SIGUSR2 to allow them to send last LACP frames
     # We call `docker kill teamd` to ensure the container stops as quickly as possible,