#!/bin/sh /etc/rc.common

START=90

PIDPATH=/var/run
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 $addresses; do
			  broker_opts="${broker_opts} -b ${address}"
			done

			if [ ! -z "${limit_bw_down}" ]; then
				broker_opts="${broker_opts} -L ${limit_bw_down}"
			fi
			echo "Starting tunneldigger on ${interface}"
			/sbin/start-stop-daemon -S -q -b -m -p ${PIDPATH}/tunneldigger.${interface}.pid -x /usr/bin/tunneldigger -- -u ${uuid} -i ${interface} -t ${tunnel_id} -s ${hook_script} ${broker_opts}
			let tunnel_id++
		;;
	esac
}

start() {
	config_load tunneldigger
}

stop() {
  for PIDFILE in `find ${PIDPATH}/ -name "tunneldigger\.*\.pid"`; do
		PID=`cat ${PIDFILE}`
    IFACE=`echo ${PIDFILE} | awk -F\/tunneldigger '{print $2}' | cut -d'.' -f2`
    echo "Stopping tunneldigger for interface ${IFACE}"
		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"
  done
}

restart() {
	stop
	start
}