changed tunneldigger init script to use start-stop-daemon and added restart option

package/tunneldigger/files/tunneldigger.init

@@ -1,18 +1,20 @@
 #!/bin/sh /etc/rc.common
+
 START=90
 
+PIDFILE=/var/run/tunneldigger.pid
 tunnel_id=1
 
 config_cb() {
 	local cfg="$CONFIG_SECTION"
 	config_get configname "$cfg" TYPE
-
 	case "$configname" in
 		broker)
 			config_get addresses "$cfg" address
 			config_get uuid "$cfg" uuid
 			config_get interface "$cfg" interface
 			config_get limit_bw_down "$cfg" limit_bw_down
+			config_get hook_script "$cfg" hook_script
 			
 			local broker_opts=""
 			for address in $addresses; do
@@ -22,19 +24,35 @@ config_cb() {
 			if [ ! -z "${limit_bw_down}" ]; then
 				broker_opts="${broker_opts} -L ${limit_bw_down}"
 			fi
-			
-			/usr/bin/tunneldigger -u ${uuid} -i ${interface} -t ${tunnel_id} ${broker_opts} &
+			echo "Starting tunneldigger"		
+			/sbin/start-stop-daemon -S -q -b -m -p $PIDFILE -x /usr/bin/tunneldigger -- -u ${uuid} -i ${interface}
+ -t ${tunnel_id} -s ${hook_script} ${broker_opts}
 			let tunnel_id++
 		;;
 	esac
 }
 
-start() 
-{
+start() {
 	config_load tunneldigger
 }
 
 stop() {
-	killall tunneldigger
+	echo "Stopping tunneldigger"
+	if [ -f $PIDFILE ]; then
+		PID=`cat ${PIDFILE}`
+		start-stop-daemon -K -q -p $PIDFILE 
+		while test -d "/proc/${PID}"; do
+			echo "waiting for tunneldigger to stop"
+			sleep 1
+		done
+		echo "tunneldigger stopped"
+	else
+		echo "Looks like tunneldigger wasn't running"
+	fi
+}
+
+restart() {
+	stop
+	start
 }