#!/bin/bash
#
# chkconfig: - 66 34
# description: dhcrelay provides a relay for Dynamic Host Control Protocol.

# Source function library
. /etc/init.d/functions

RETVAL=0
prog=dhcrelay
dhcrelay=/usr/sbin/dhcrelay
lockfile=/var/lock/subsys/dhcrelay

start() {
    [ -x $dhcrelay ] || exit 5
    [ -f /etc/sysconfig/dhcrelay ] || exit 6
    . /etc/sysconfig/dhcrelay
    [ -z "$DHCPSERVERS" ] && exit 6
    echo -n $"Starting $prog: "
    daemon $dhcrelay $([ -n "$INTERFACES" ] && for int in $INTERFACES ; do echo -n " -i $int" ; done) $DHCPSERVERS
    RETVAL=$?
    echo
    [ $RETVAL -eq 0 ] && touch $lockfile
    return $RETVAL
}

stop() {
    echo -n $"Shutting down $prog: "
    killproc $prog -TERM
    RETVAL=$?
    echo
    [ $RETVAL -eq 0 ] && rm -f $lockfile
    return $RETVAL
}

# See how we were called.
case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    reload)
        RETVAL=3
        ;;
    restart)
        stop
        start
        ;;
    condrestart)
        if [ -f $lockfile ]; then
            stop
            start
        fi
        ;;
    status)
        status $prog
        RETVAL=$?
        ;;
    *)
        echo $"Usage: $0 {start|stop|restart|condrestart|status}"
        RETVAL=3
        ;;
esac

exit $RETVAL