#!/bin/bash
#
# Init Script to run stunnel in daemon mode at boot time.
#
# Author: Riccardo Riva - RPM S.r.l.
# Revision 1.0  -  2010 November, 11
 
#====================================================================
# Run level information:
#
# chkconfig: 2345 99 99
# description: Secure Tunnel
# processname: stunnel
#
# Run "/sbin/chkconfig --add stunnel" to add the Run levels.
# This will setup the symlinks and set the process to run at boot.
#====================================================================
 
#====================================================================
# Paths and variables and system checks.
 
# Source function library
. /etc/rc.d/init.d/functions
 
# Check that networking is up.
#
[ ${NETWORKING} ="yes" ] || exit 0
 
# Path to the executable.
#
SEXE=/usr/sbin/stunnel
[[ -x $SEXE ]] || SEXE=/usr/bin/stunnel
 
# Path to the configuration file.
#
CONF=/etc/stunnel/stunnel.conf
 
# Check the configuration file exists.
#
if [ ! -f $CONF ] ; then
 echo "The configuration file cannot be found!"
exit 0
fi
 
# Path to the lock file.
#
LOCK_FILE=/var/lock/subsys/stunnel
CHROOT=/var/stunnel
PIDFILE=/var/run/stunnel.pid

#====================================================================
 
# Run controls:
 
prog=$"stunnel"
 
RETVAL=0
 
# Start stunnel as daemon.
#
start() {
    if [ -f $LOCK_FILE ]; then
        echo "stunnel is already running!"
        exit 0
    else
        echo -n $"Starting $prog: "
        $SEXE $CONF
    fi
 
    RETVAL=$?
    if [ $RETVAL -eq 0 ] ; then
    	success
	touch $LOCK_FILE
	ln -s $CHROOT/$PIDFILE $PIDFILE
    else
    	failure
    fi
    echo
    return $RETVAL
}
 
# Stop stunnel.
#
stop() {
    if [ ! -f $LOCK_FILE ]; then
        echo "stunnel is not running!"
        exit 0
    else
        echo -n $"Shutting down $prog: "
        killproc stunnel
        RETVAL=$?
        if [ $RETVAL -eq 0 ] ; then
            rm -f $LOCK_FILE
	    rm -f $PIDFILE
	fi
        echo
        return $RETVAL
    fi
}
 
# See how we were called.
case "$1" in
    start)
        start
        ;;
    stop)
         stop
        ;;
    restart)
        stop
        start
        ;;
    condrestart)
        if [ -f $LOCK_FILE ]; then
            stop
            start
            RETVAL=$?
        fi
        ;;
    status)
        status stunnel
        RETVAL=$?
        ;;
    *)
        echo $"Usage: $0 {start|stop|restart|condrestart|status}"
        RETVAL=1
esac
 
exit $RETVAL