#!/bin/bash

#

# chkconfig: - 65 35

# description: dhcpd provide access to Dynamic Host Control Protocol.

# Source function library.

. /etc/init.d/functions

RETVAL=0

prog=dhcpd

dhcpd=/usr/sbin/dhcpd

lockfile=/var/lock/subsys/dhcpd

. /etc/sysconfig/dhcpd

cfOption() {

    let i=0

    for a in $* ; do

        ((++i))

        if [ $a = -cf ]; then

            ((++i))

            eval 'echo $'$i

        elif [[ $a = -cf* ]]; then

            echo ${a#-cf}

        fi

    done

}

CF=`cfOption $DHCPDARGS`

if [ -z "$CF" ]; then

    CF='/etc/dhcpd.conf'

fi

[ -f "$CF" ] || exit 0

if [ ! -f /var/lib/dhcpd/dhcpd.leases ] ; then

    mkdir -p /var/lib/dhcpd

    touch /var/lib/dhcpd/dhcpd.leases

    [ -x /sbin/restorecon ] && [ -d /selinux ] && /sbin/restorecon /var/lib/dhcp/dhcpd.leases >/dev/null 2>&1

fi

configtest() {

    [ -x $dhcpd ] || return 5

    [ -f $CF ] || return 6

    $dhcpd -q -t -cf $CF

    RETVAL=$?

    return $RETVAL

}

start() {

    [ -x $dhcpd ] || return 5

    [ -f $CF ] || return 6

    echo -n $"Starting $prog: "

    daemon $dhcpd $DHCPDARGS 2>/dev/null

    RETVAL=$?

    echo

    [ $RETVAL = 0 ] && touch $lockfile

    return $RETVAL

}

stop() {

    echo -n $"Shutting down $prog: "

    killproc $prog

    RETVAL=$?

    echo

    [ $RETVAL = 0 ] && rm -f $lockfile

    return $RETVAL

}

# See how we were called.

case "$1" in

    start)

        start

        ;;

    stop)

        stop

        ;;

    reload)

        RETVAL=3

        ;;

    restart)

        configtest || exit $?

        stop

        start

        ;;

    condrestart)

        if [ -f $lockfile ]; then

            stop

            start

        fi

        ;;

    configtest|check|testconfig|test)

        configtest

        RETVAL=$?

        ;;

    status)

        status $prog

        RETVAL=$?

        ;;

    *)

        echo $"Usage: $0 {start|stop|restart|condrestart|configtest|status}"

        RETVAL=3

        ;;

esac

exit $RETVAL