#!/bin/sh
#
#tor    The Onion Router
#
# chkconfig: 2345 90 10
# description: Onion Router

TORUSER=
TORGROUP=
TORBIN=@BINDIR@/tor
TORPID=@LOCALSTATEDIR@/run/tor/tor.pid
TORLOG=@LOCALSTATEDIR@/log/tor/tor.log
TORDATA=@LOCALSTATEDIR@/lib/tor

TORCONF=@CONFDIR@/torrc
# Strictly speaking, we don't need to su if we have --user and --group.
# "Belt and suspenders," says jbash.
TORARGS="--pidfile $TORPID --log \"notice file $TORLOG \" --runasdaemon 1 --datadirectory $TORDATA"
if [ "x$TORUSER" != "x" ]; then
    TORARGS="$TORARGS --user $TORUSER"
fi
if [ "x$TORGROUP" != "x" ]; then
    TORARGS="$TORARGS --group $TORGROUP"
fi
RETVAL=0

if [ -x /bin/su ] ; then
    SUPROG=/bin/su
elif [ -x /sbin/su ] ; then
    SUPROG=/sbin/su
elif [ -x /usr/bin/su ] ; then
    SUPROG=/usr/bin/su
elif [ -x /usr/sbin/su ] ; then
    SUPROG=/usr/sbin/su
else
    SUPROG=/bin/su
fi

case "$1" in

    start)
    if [ -f $TORPID ]; then
        echo "tor appears to be already running (pid file exists)"
        echo "Maybe you should run: $0 restart ?"
        RETVAL=1
    else
        echo -n "Starting tor..."
        if  [ "x$TORUSER" = "x" ]; then
            $TORBIN -f $TORCONF $TORARGS
        else
            $SUPROG -c "$TORBIN -f $TORCONF $TORARGS" $TORUSER
        fi
        RETVAL=$?
        if [ $RETVAL -eq 0 ]; then
            echo " ok"
        else
            echo " ERROR!"
        fi
    fi
    ;;

    stop)
    if [ -f $TORPID ]; then
        echo -n "Killing tor..."
        kill `cat $TORPID`
        RETVAL=$?
        if [ $RETVAL -eq 0 ]; then
            echo " ok"
        else
            echo " ERROR!"
        fi
    else
        echo "Unable to kill tor: $TORPID does not exist. Assuming already dead."
        RETVAL=0
    fi
    ;;

    reload)
    if [ -f $TORPID ]; then
        echo -n "Sending HUP to tor..."
        kill -HUP `cat $TORPID`
        RETVAL=$?
        if [ $RETVAL -eq 0 ]; then
            echo " ok"
        else
            echo " ERROR!"
        fi
    else
        echo "Unable to kill tor: $TORPID does not exist"
        RETVAL=1
    fi
    ;;

    restart)
    $0 stop
    if [ -f $TORPID ]; then
            rm -f $TORPID
    fi
    $0 start
    ;;

    status)
    PID=`cat $TORPID 2>/dev/null`
    if [ "$PID" != "" ]; then
        torstat=`ps -p $PID | grep -c "^$PID"`
        if [ $torstat ]; then
            echo "tor is running ($PID)"
        else
            echo "tor is not running (looks like it crashed, look for core?  $PID)"
        fi
    else
        echo "tor is not running (exited gracefully)"
    fi
    ;;

    log)
    cat $TORLOG
    ;;

    *)
    echo "Usage: $0 (start|stop|restart|status|log)"
    exit 1
esac

exit $RETVAL
