net/keepalived: add procd_add_reload_trigger

Do service reload handling by procd.

Signed-off-by: Florian Eckert <fe@dev.tdt.de>

net/keepalived/files/keepalived.init

@@ -404,31 +404,14 @@ process_config() {
 	return 0
 }
 
-service_running() {
-	pgrep -x /usr/sbin/keepalived &> /dev/null
-}
-
-conf_md5() {
-	echo "$(md5sum $KEEPALIVED_CONF | awk '{print $1}')"
+service_triggers() {
+	procd_add_reload_trigger "keepalived"
 }
 
 reload_service() {
-	local cur_md5="$(conf_md5)"
-	running && {
-		process_config
-
-		# Return without performing the reload if config
-		# file md5sum has not changed
-		local new_md5="$(conf_md5)"
-		[ "$new_md5" == "$cur_md5" ] && return 0;
-
-		# SIGHUP is used by keepalived to do init.d reload
-		# Get the oldest process (assumption is that it's the parent process)
-		PID=$(pgrep -o /usr/sbin/keepalived)
-		kill -SIGHUP $PID
-		return 0
-	}
-	return 1
+	process_config
+	#SIGHUP is used by keepalived to do init.d reload
+	procd_send_signal keepalived
 }
 
 start_service() {