#!/bin/sh
#
# virtualbox	VirtualBox virtualizer for x86 hardware
# chkconfig:	345 84 16
# description:	Oracle VirtualBox is a general-purpose full virtualizer for x86 \
#		hardware. Targeted at server, desktop and embedded use.

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

VBOX_MODULE="vboxsf"

# Get service config - may override defaults
[ -f /etc/sysconfig/virtualbox ] && . /etc/sysconfig/virtualbox

start() {
	if [ -f /var/lock/subsys/vboxsf ]; then
		return
	fi

	modprobe -s $VBOX_MODULE
	touch /var/lock/subsys/vboxsf
}

stop() {
	# umount vboxsf mounts, no retry, just don't stack them :)
	local mount errors out rc=0
	show "Unmounting vboxsf file systems"; busy
	awk '$3 == "vboxsf" {print $2}' /proc/mounts | while read mount; do
		if ! umount "$mount"; then
			rc=$?
		fi
	done
	if [ $rc = 0 ]; then
		ok
	else
		fail
	fi

	# NOTE: rmmod will say module in use if there are remaining mounts
	/sbin/rmmod $VBOX_MODULE

	rm -f /var/lock/subsys/vboxsf
}

RETVAL=0
# See how we were called.
case "$1" in
  start)
  	start
	;;
  stop)
  	stop
	;;
  restart)
	stop
	start
	;;
  status)
	if ! is_module $VBOX_MODULE; then
		echo "$VBOX_MODULE module is loaded"
	else
		echo "$VBOX_MODULE module is not loaded"
		RETVAL=3
	fi
	;;
  *)
	msg_usage "$0 {start|stop|restart|status}"
	exit 3
esac

exit $RETVAL