mds/net-misc/dhcp/files/dhcpd.init
2009-07-07 09:58:13 +00:00

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#!/sbin/runscript
# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-misc/dhcp/files/dhcpd.init,v 1.5 2007/04/02 12:34:01 uberlord Exp $
DHCPD_CONF=${DHCPD_CONF:-/etc/dhcp/dhcpd.conf}
depend() {
need net
use logger dns
}
get_var() {
sed -n 's/^[[:blank:]]\?'"$1"' "*\([^#";]\+\).*/\1/p' \
"${DHCPD_CHROOT}/${DHCPD_CONF}"
}
start() {
# Work out our cffile if it's on our DHCPD_OPTS
case " ${DHCPD_OPTS} " in
*" -cf "*)
DHCPD_CONF=" ${DHCPD_OPTS} "
DHCPD_CONF="${DHCPD_CONF##* -cf }"
DHCPD_CONF="${DHCPD_CONF%% *}"
;;
*) DHCPD_OPTS="${DHCPD_OPTS} -cf ${DHCPD_CONF}"
;;
esac
if [ ! -f "${DHCPD_CHROOT}/${DHCPD_CONF}" ] ; then
eerror "${DHCPD_CHROOT}/${DHCPD_CONF} does not exist"
return 1
fi
local leasefile="$(get_var lease-file-name)"
leasefile="${DHCPD_CHROOT}/${leasefile:-/var/lib/dhcp/dhcpd.leases}"
if [ ! -f "${leasefile}" ] ; then
ebegin "Creating ${leasefile}"
touch "${leasefile}"
chown dhcp:dhcp "${leasefile}"
eend $? || return 1
fi
# Setup LD_PRELOAD so name resolution works in our chroot.
if [ -n "${DHCPD_CHROOT}" ] ; then
LD_PRELOAD="${LD_PRELOAD} /usr/lib/libresolv.so"
export LD_PRELOAD="${LD_PRELOAD} /usr/lib/libnss_dns.so"
fi
local pidfile="$(get_var pid-file-name)"
pidfile="${pidfile:-/var/run/dhcp/dhcpd.pid}"
ebegin "Starting ${DHCPD_CHROOT:+chrooted }${SVCNAME}"
start-stop-daemon --start --exec /usr/sbin/dhcpd \
--pidfile "${DHCPD_CHROOT}/${pidfile}" \
-- ${DHCPD_OPTS} -q -pf "${pidfile}" \
-user dhcp -group dhcp \
${DHCPD_CHROOT:+-chroot} ${DHCPD_CHROOT} ${DHCPD_IFACE}
eend $? \
&& save_options chroot "${DHCPD_CHROOT}" \
&& save_options pidfile "${pidfile}"
}
stop() {
local chroot="$(get_options chroot)"
ebegin "Stopping ${chroot:+chrooted }${SVCNAME}"
start-stop-daemon --stop --exec /usr/sbin/dhcpd \
--pidfile "${chroot}/$(get_options pidfile)"
eend $?
}