#!/bin/sh
#
# iceccd	Distributed compiler daemon
#
# chkconfig: - 95 05
# description:	The Icecream daemon for Icecream compile cluster. \
#		It receives compile jobs and executes them in a chroot environment.
# processname: iceccd
# config: /etc/sysconfig/icecream
# pidfile: /var/run/iceccd.pid

# Do not load RH compatibility interface.
WITHOUT_RC_COMPAT=1

# Source function library.
. /etc/init.d/functions

PROGRAM="iceccd"
PIDFILE=/var/run/$PROGRAM.pid
LOCKFILE=/var/lock/subsys/$PROGRAM
USER="_icecream"
RETVAL=0

SourceIfNotEmpty /etc/sysconfig/icecream

start()
{
	local noremote

	if [ -n "$ICECREAM_MAX_JOBS" ] && [ "$ICECREAM_MAX_JOBS" -eq 0 ] 2>/dev/null; then
		ICECREAM_ALLOW_REMOTE=no
		ICECREAM_MAX_JOB=1
	fi
	[ "x$ICECREAM_ALLOW_REMOTE" = "xno" ] && noremote="--no-remote" || noremote=
	start_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user $USER -- \
		iceccd -d -u $USER \
			-b "${ICECREAM_BASEDIR:-/var/cache/icecream}" \
			-l "${ICECREAM_LOG_FILE:-/var/log/icecream/iceccd}" \
			${ICECREAM_NICE_LEVEL:+--nice $ICECREAM_NICE_LEVEL} \
			${ICECREAM_SCHEDULER_HOST:+-s $ICECREAM_SCHEDULER_HOST} \
			${ICECREAM_NETNAME:+-n $ICECREAM_NETNAME} \
			${ICECREAM_MAX_JOB:+-m $ICECREAM_MAX_JOB} \
			$noremote
	RETVAL=$?
	if [ $RETVAL -eq 0 ]; then
		local pid uid
		uid=$(getuseruid $USER)
		pgrep -u $USER $PROGRAM |
		while read pid; do
			echo "$pid" > "$PIDFILE"
			return 0
		done
		RETVAL=1;
	fi
	return $RETVAL
}

stop()
{
	stop_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user $USER -- $PROGRAM
	RETVAL=$?
	return $RETVAL
}

restart()
{
	stop
	start
}

reload()
{
	msg_reloading $PROGRAM
	stop_daemon --pidfile "$PIDFILE" --expect-user $USER -HUP -- $PROGRAM
	RETVAL=$?
	return $RETVAL
}

case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	restart)
		restart
		;;
	reload)
		reload
		;;
	condstop)
		if [ -e "$LOCKFILE" ]; then
			stop
		fi
		;;
	condrestart)
		if [ -e "$LOCKFILE" ]; then
			restart
		fi
		;;
	condreload)
		if [ -e "$LOCKFILE" ]; then
			reload
		fi
		;;
	status)
		status --pidfile "$PIDFILE" --expect-user $USER -- $PROGRAM
		RETVAL=$?
		;;
	*)
		msg_usage "${0##*/} {start|stop|restart|reload|condstop|condrestart|condreload|status}"
		RETVAL=1
esac

exit $RETVAL
