Revert "add support for MCLAG (#453)"

This reverts commit 8aea564.

Author: lguohan

config/main.py

@@ -409,14 +409,6 @@ def _abort_if_false(ctx, param, value):
     if not value:
         ctx.abort()
 
-def _get_optional_services():
-    config_db = ConfigDBConnector()
-    config_db.connect()
-    optional_services_dict = config_db.get_table('FEATURE')
-    if not optional_services_dict:
-        return None
-    return optional_services_dict.keys()
-
 def _stop_services():
     # on Mellanox platform pmon is stopped by syncd
     services_to_stop = [
@@ -447,17 +439,6 @@ def _stop_services():
             log_error("Stopping {} failed with error {}".format(service, e))
             raise
 
-    # For optional services they don't start by default
-    for service in _get_optional_services():
-        (out, err) = run_command("systemctl status {}".format(service), return_output = True)
-        if not err and 'Active: active (running)' in out:
-            try:
-                click.echo("Stopping service {} ...".format(service))
-                run_command("systemctl stop {}".format(service))
-            except SystemExit as e:
-                log_error("Stopping {} failed with error {}".format(service, e))
-                raise
-
 def _reset_failed_services():
     services_to_reset = [
         'bgp',
@@ -493,17 +474,6 @@ def _reset_failed_services():
             log_error("Failed to reset failed status for service {}".format(service))
             raise
 
-    # For optional services they don't start by default
-    for service in _get_optional_services():
-        (out, err) = run_command("systemctl is-enabled {}".format(service), return_output = True)
-        if not err and 'enabled' in out:
-            try:
-                click.echo("Resetting failed status for service {} ...".format(service))
-                run_command("systemctl reset-failed {}".format(service))
-            except SystemExit as e:
-                log_error("Failed to reset failed status for service {}".format(service))
-                raise
-
 def _restart_services():
     # on Mellanox platform pmon is started by syncd
     services_to_restart = [
@@ -538,17 +508,6 @@ def _restart_services():
             log_error("Restart {} failed with error {}".format(service, e))
             raise
 
-    # For optional services they don't start by default
-    for service in _get_optional_services():
-        (out, err) = run_command("systemctl is-enabled {}".format(service), return_output = True)
-        if not err and 'enabled' in out:
-            try:
-                click.echo("Restarting service {} ...".format(service))
-                run_command("systemctl restart {}".format(service))
-            except SystemExit as e:
-                log_error("Restart {} failed with error {}".format(service, e))
-                raise
-
 def is_ipaddress(val):
     """ Validate if an entry is a valid IP """
     if not val:

scripts/fast-reboot

@@ -430,24 +430,6 @@ debug "Stopped  bgp ..."
 docker kill lldp &> /dev/null || debug "Docker lldp is not running ($?) ..."
 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,