#!/sbin/runscript
# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/net-dns/bind/files/named.init-r5,v 1.3 2010/09/03 17:52:01 idl0r Exp $

opts="start stop reload restart"

depend() {
	need net
	use logger
	provide dns
}

checkconfig() {
	if [ ! -f ${CHROOT}/etc/bind/named.conf ] ; then
		eerror "No ${CHROOT}/etc/bind/named.conf file exists!"
	fi
	
	# In case someone doesn't have $CPU set from /etc/conf.d/named
	if [ ! ${CPU} ] ; then
		CPU="1"
	fi

	# as suggested in bug #107724
	[ -n "${PIDFILE}" ] || PIDFILE=${CHROOT}$(\
		egrep -v \
			"^([[:cntrl:] ]+(#|//|/\*)|(#|//|/\*))" \
			${CHROOT}/etc/bind/named.conf \
				| egrep -o -m1 "pid\-file +\".+\" *;" \
				| cut -d\" -f2
	)

	KEY="${CHROOT}/etc/bind/rndc.key"

	# create piddir (usually /var/run/named) if necessary
	local piddir="${PIDFILE%/*}"
	if [ ! -d "${piddir}" ] ; then
		checkpath -q -d -o root:named -m 0770 "${piddir}" || return 1
	fi
}

start() {
	ebegin "Starting ${CHROOT:+chrooted }named"
	checkconfig || return 1
	start-stop-daemon --start --quiet --pidfile ${PIDFILE} \
		--nicelevel ${NAMED_NICELEVEL:-0} \
		--exec /usr/sbin/named \
		-- -u named -n ${CPU} ${OPTIONS} ${CHROOT:+-t} ${CHROOT}
	eend $?
}

stop() {
	ebegin "Stopping ${CHROOT:+chrooted }named"
	checkconfig || return 2
	if [ -f $KEY ] ; then
		rndc -k $KEY stop &>/dev/null
	else
		start-stop-daemon --stop --quiet --pidfile $PIDFILE \
			--exec /usr/sbin/named
	fi
	eend $?
}

reload() {
	checkconfig || return 3
	if [ ! -f $PIDFILE ] ; then
		/etc/init.d/named start &>/dev/null
		exit
	fi

	if [ -f $KEY ] ; then
		ebegin "Reloading named.conf and zone files"
		rndc -k $KEY reload &>/dev/null
		eend $?
	else /etc/init.d/named restart &>/dev/null
	fi
}