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#!/bin/sh |
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# |
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# dhcrelay This shell script takes care of starting and stopping |
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# dhcrelay. |
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# |
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# chkconfig: 2345 65 35 |
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# description: dhcrelay provides the DHCP Relay service. |
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# |
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# processname: dhcrelay |
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# pidfile: /var/run/dhcrelay.pid |
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# |
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### BEGIN INIT INFO |
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# Provides: dhcrelay |
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# Required-Start: $network |
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# Required-Stop: $network |
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# Default-Start: 2 3 4 5 |
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# Short-Description: The dhcrelay daemon |
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# Description: dhcrelay provides the DHCP Relay service. |
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### END INIT INFO |
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|
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# Source function library. |
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. /etc/rc.d/init.d/functions |
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|
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# Source networking configuration. |
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. /etc/sysconfig/network |
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|
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# Check that networking is up. |
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[ ${NETWORKING} = "no" ] && exit 0 |
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|
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[ -x /usr/sbin/dhcrelay ] || exit 0 |
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|
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# The following variables can be set in the file |
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# /etc/sysconfig/dhcrelay. |
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|
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# Define SERVERS with a list of one or more DHCP servers where |
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# DHCP packets are to be relayed to and from. This is mandatory. |
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#SERVERS="10.11.12.13 10.9.8.7" |
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SERVERS="" |
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|
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# Define OPTIONS with any other options to pass to the dhcrelay server. |
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# See dhcrelay(8) for available options and syntax. |
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#OPTIONS="-q -i eth0 -i eth1" |
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OPTIONS="-q" |
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|
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# Source dhcrelay configuration. Values specified in this file override |
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# the defaults above. |
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[ -f /etc/sysconfig/dhcrelay ] && . /etc/sysconfig/dhcrelay |
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|
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# Check that at least one DHCP server to relay to was specified. |
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[ "${SERVERS}" = "" ] && exit 0 |
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|
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RETVAL=0 |
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|
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start() { |
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# Start daemons. |
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echo -n "Starting dhcrelay: " |
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daemon /usr/sbin/dhcrelay $OPTIONS $SERVERS |
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RETVAL=$? |
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echo |
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[ $RETVAL -eq 0 ] && touch /var/lock/subsys/dhcrelay |
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return $RETVAL |
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} |
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|
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stop() { |
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# Stop daemons. |
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echo -n "Shutting down dhcrelay: " |
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killproc dhcrelay |
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RETVAL=$? |
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echo |
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[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/dhcrelay |
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return $RETVAL |
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} |
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|
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# See how we were called. |
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case "$1" in |
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start) |
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start |
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;; |
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stop) |
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stop |
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;; |
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restart|reload) |
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stop |
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start |
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RETVAL=$? |
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;; |
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condrestart) |
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if [ -f /var/lock/subsys/dhcrelay ]; then |
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stop |
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start |
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RETVAL=$? |
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fi |
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;; |
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status) |
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status dhcrelay |
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RETVAL=$? |
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;; |
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*) |
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echo "Usage: dhcrelay {start|stop|restart|condrestart|status}" |
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exit 1 |
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esac |
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|
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exit $RETVAL |