#!/bin/bash

. /etc/rc.conf
. /etc/rc.d/functions

CONFDIR="/etc/openvpn"
PIDDIR="/var/run/openvpn"
OPENVPN="/usr/sbin/openvpn"

case "$1" in
	start)
		TAP=0
		ls $CONFDIR|grep 'conf$'|while read CONFIG; do
			TUNORTAP=`grep ^dev ${CONFDIR}/${CONFIG}|awk '{ print $2 }'`
			NAME=`basename $CONFIG|sed 's/\.conf$//'`
			PID=`cat ${PIDDIR}/${NAME}.pid 2> /dev/null`
			stat_busy "Starting OpenVPN $NAME"
			if [ "$TUNORTAP" = "tun" ]; then
				/sbin/modprobe tun >/dev/null 2>&1
			fi
			[ -z "$PID" ] && $OPENVPN --daemon --writepid ${PIDDIR}/${NAME}.pid --cd ${CONFDIR} --config ${NAME}.conf
			if [ $? -gt 0 ]; then
				stat_fail
			else
				if [ "$TUNORTAP" = "tap" ]; then
					$OPENVPN --mktun --dev tap${TAP}
					TAP=$(($TAP + 1))
				fi
				add_daemon openvpn
				stat_done
			fi
		done	
		;;

	stop)
		TAP=0
		ls $PIDDIR|while read PIDFILE; do
			PID=`cat $PIDDIR/$PIDFILE`
			NAME=`basename $PIDFILE|sed 's/\.pid$//'`
			TUNORTAP=`grep ^dev ${CONFDIR}/${NAME}.conf|awk '{ print $2 }'`
			stat_busy "Stopping OpenVPN $NAME pid $PID"
			[ ! -z "$PID" ] && kill $PID &> /dev/null
			if [ $? -gt 0 ]; then
				stat_fail
			else
				if [ "$TUNORTAP" = "tap" ]; then
					/sbin/ifconfig tap${TAP} down
					$OPENVPN --rmtun --dev tap${TAP}
					if [ $? -gt 0 ]; then
						stat_fail
					fi
					TAP=$(($TAP + 1))
				fi
				rm_daemon openvpn
				stat_done
				sleep 2
			fi
		[ -z "`ps -p $PID --no-header`" ] && rm -f $PIDDIR/$PIDFILE
		done
		;;

	restart)
		$0 stop
		sleep 1
		$0 start
		;;

	*)
		echo "usage: $0 {start|stop|restart}"
		;;

esac
exit 0