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#!/bin/sh
#
# cdemu-daemon: CDEmu userspace daemon
#
# chkconfig:    345 92 02 
# description:  This is CDEmu userspace daemon that controls CDEmu block devices \
#               and services device requests that are passed from kernel space

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

LOCKFILE=/var/lock/subsys/vhba
MODULENAME=vhba
RETVAL=0

start()
{
	action "Loading kernel module ($MODULENAME):" modprobe $MODULENAME
	RETVAL=$?
	[ $RETVAL = 0 ] && touch "$LOCKFILE" ||:
	return $RETVAL
}

stop()
{
	local RETVAL
	action "Unloading kernel module ($MODULENAME):" modprobe -r $MODULENAME; RETVAL=$?
	[ $RETVAL = 0 ] && rm -f "$LOCKFILE" ||:
	return $RETVAL
}

restart()
{
	stop
	start
}

status()
{
	if /sbin/lsmod | grep -qs "^$MODULENAME[[:space:]]"; then
		echo "$MODULENAME module is loaded"
		return 0
	elif [ -f "$LOCKFILE" ]; then
		echo "$MODULENAME module is not loaded, but subsystem is locked"
		return 2
	else
		echo "$MODULENAME service is stopped"
		return 3
	fi
}

# See how we were called.
case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	restart)
		restart
		;;
	condstop)
		if [ -e "$LOCKFILE" ]; then
			stop
		fi
		;;
	condrestart)
		if [ -e "$LOCKFILE" ]; then
			restart
		fi
		;;
	status)
		status
		RETVAL=$?
		;;
	*)
		msg_usage "${0##*/} {start|stop|restart|condstop|condrestart|status}"
		RETVAL=1
esac

exit $RETVAL