#!/sbin/runscript
#
# xencommons    Script to start and stop xenstored and xenconsoled
#
# Author:       Ian Jackson <ian.jackson@eu.citrix.com>
# Revised:      Kenta ONISHI <orz@douse.dameningen.jp> for Gentoo
#
#
# chkconfig: 2345 70 10
# description: Starts and stops xenstored and xenconsoled
### BEGIN INIT INFO
# Provides:          xenstored xenconsoled
# Required-Start:    $syslog $remote_fs
# Should-Start:
# Required-Stop:     $syslog $remote_fs
# Should-Stop:
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start/stop xenstored and xenconsoled
# Description:       Starts and stops the daemons neeeded for xl/xend
### END INIT INFO
opts="start stop status restart"

if [ -d /etc/sysconfig ]; then
	xencommons_config=/etc/sysconfig
else
	xencommons_config=/etc/default
fi

test -f $xencommons_config/xencommons && . $xencommons_config/xencommons

XENCONSOLED_PIDFILE=/var/run/xenconsoled.pid
shopt -s extglob

if test "x$1" = xstart && \
     test -d /proc/xen && \
   ! test -f /proc/xen/capabilities && \
   ! grep '^xenfs ' /proc/mounts >/dev/null;
then
	mount -t xenfs xenfs /proc/xen
fi

if ! grep -q "control_d" /proc/xen/capabilities ; then
	exit 0
fi

depend() {
	need net
}

start() {
        local time=0
	local timeout=30

	if ! `xenstore-read -s / >/dev/null 2>&1`
	then
		test -z "$XENSTORED_ROOTDIR" || XENSTORED_ROOTDIR="/var/lib/xenstored"
		rm -f "$XENSTORED_ROOTDIR"/tdb* &>/dev/null
		test -z "$XENSTORED_TRACE" || XENSTORED_ARGS=" -T /var/log/xen/xenstored-trace.log"

		ebegin "Starting xenstored..."
		xenstored --pid-file=/var/run/xenstored.pid $XENSTORED_ARGS

		# Wait for xenstored to actually come up, timing out after 30 seconds
                while [ $time -lt $timeout ] && ! `xenstore-read -s / >/dev/null 2>&1` ; do
                    echo -n .
		    time=$(($time+1))
                    sleep 1
                done

		# Exit if we timed out
		if ! [ $time -lt $timeout ] ; then
		    echo Could not start xenstored
		    eend 1
		fi
		eend 0

		ebegin Setting domain 0 name...
		xenstore-write "/local/domain/0/name" "Domain-0"
		eend $?
	fi

	ebegin Starting xenconsoled...
	test -z "$XENCONSOLED_TRACE" || XENCONSOLED_ARGS=" --log=$XENCONSOLED_TRACE"
	xenconsoled --pid-file=$XENCONSOLED_PIDFILE $XENCONSOLED_ARGS
	eend $?
	test -z "$XENBACKENDD_DEBUG" || XENBACKENDD_ARGS="-d"
	test "`uname`" != "NetBSD" || xenbackendd $XENBACKENDD_ARGS
}
stop() {
        ebegin Stopping xenconsoled
	if read 2>/dev/null <$XENCONSOLED_PIDFILE pid; then
		kill $pid
		while kill -9 $pid >/dev/null 2>&1; do sleep 0.1; done
		rm -f $XENCONSOLED_PIDFILE
	fi
	eend 0

	echo WARNING: Not stopping xenstored, as it cannot be restarted.
}