95 lines
2.5 KiB
Plaintext
95 lines
2.5 KiB
Plaintext
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#!/sbin/runscript
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# Copyright 1999-2011 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# $Header: /var/cvsroot/gentoo-x86/net-misc/dhcp/files/dhcpd.init3,v 1.1 2011/03/05 23:59:20 vapier Exp $
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opts="configtest"
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DHCPD_CONF=${DHCPD_CONF:-/etc/dhcp/${SVCNAME}.conf}
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depend() {
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need net
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use logger dns
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}
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get_var() {
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sed -n 's/^[[:blank:]]\?'"$1"' "*\([^#";]\+\).*/\1/p' \
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"${DHCPD_CHROOT}/${DHCPD_CONF}"
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}
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checkconfig() {
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dhcpd ${DHCPD_OPTS} ${DHCPD_CHROOT:+-chroot} ${DHCPD_CHROOT} -t 1>/dev/null 2>&1
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local ret=$?
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if [ $ret -ne 0 ] ; then
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eerror "${SVCNAME} has detected a syntax error in your configuration files:"
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dhcpd ${DHCPD_OPTS} ${DHCPD_CHROOT:+-chroot} ${DHCPD_CHROOT} -t
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fi
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return $ret
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}
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configtest() {
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ebegin "Checking ${SVCNAME} configuration"
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checkconfig
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eend $?
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}
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start() {
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# Work out our cffile if it's in our DHCPD_OPTS
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case " ${DHCPD_OPTS} " in
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*" -cf "*)
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DHCPD_CONF=" ${DHCPD_OPTS} "
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DHCPD_CONF="${DHCPD_CONF##* -cf }"
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DHCPD_CONF="${DHCPD_CONF%% *}"
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;;
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*) DHCPD_OPTS="${DHCPD_OPTS} -cf ${DHCPD_CONF}"
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;;
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esac
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if [ ! -f "${DHCPD_CHROOT}/${DHCPD_CONF}" ] ; then
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eerror "${DHCPD_CHROOT}/${DHCPD_CONF} does not exist"
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return 1
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fi
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checkconfig || return 1
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checkpath -d -o dhcp:dhcp /var/run/dhcp /var/lib/dhcp
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local leasefile="$(get_var lease-file-name)"
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leasefile="${leasefile:-/var/lib/dhcp/${SVCNAME}.leases}"
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if [ ! -f "${DHCPD_CHROOT}${leasefile}" ] ; then
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ebegin "Creating ${leasefile}"
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touch "${DHCPD_CHROOT}${leasefile}"
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chown dhcp:dhcp "${DHCPD_CHROOT}${leasefile}"
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eend $? || return 1
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fi
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# Setup LD_PRELOAD so name resolution works in our chroot.
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if [ -n "${DHCPD_CHROOT}" ] ; then
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LD_PRELOAD="${LD_PRELOAD} /usr/lib/libresolv.so"
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export LD_PRELOAD="${LD_PRELOAD} /usr/lib/libnss_dns.so"
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fi
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local pidfile="$(get_var pid-file-name)"
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pidfile="${pidfile:-/var/run/dhcp/${SVCNAME}.pid}"
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ebegin "Starting ${DHCPD_CHROOT:+chrooted }${SVCNAME}"
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start-stop-daemon --start --exec /usr/sbin/dhcpd \
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--pidfile "${DHCPD_CHROOT}/${pidfile}" \
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-- ${DHCPD_OPTS} -q -pf "${pidfile}" -lf "${leasefile}" \
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-user dhcp -group dhcp \
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${DHCPD_CHROOT:+-chroot} ${DHCPD_CHROOT} ${DHCPD_IFACE}
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eend $? \
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&& save_options chroot "${DHCPD_CHROOT}" \
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&& save_options pidfile "${pidfile}"
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}
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stop() {
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local chroot="$(get_options chroot)"
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ebegin "Stopping ${chroot:+chrooted }${SVCNAME}"
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start-stop-daemon --stop --exec /usr/sbin/dhcpd \
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--pidfile "${chroot}/$(get_options pidfile)"
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eend $?
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}
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