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[packages/util-linux.git] / util-linux-blockdev.init

#!/bin/sh
#
# blockdev		This shell script takes care of starting and stopping blockdev.
#
# chkconfig:	2345 01 99
# description:	blockdev
#
# processname:	blockdev
# config:
# pidfile:

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

# Source blockdev configureation.
[ -f /etc/sysconfig/blockdev ] && . /etc/sysconfig/blockdev

start() {
	if [ ! -f /var/lock/subsys/blockdev ]; then
		for drive in $(ls /sys/block 2> /dev/null; ls /dev/mapper 2> /dev/null); do
			if [ [ -d "/sys/block/${drive}" -a -e "/dev/${drive}" ]; then
				realdrive="/dev/${drive}"
			elif [ -e "/dev/mapper/${drive}" ]; then
				realdrive="/dev/mapper/${drive}"
			fi
			if [ -n "$realdrive" ]; then
				eval PARAMS=\$BLOCKDEV_$(echo $drive | tr - _)
				if [ -n "${PARAMS}" ]; then
					show "Setting parameters for block drive %s (%s)" "$drive" "$PARAMS"
					busy
					/sbin/blockdev ${PARAMS} ${realdrive}
					ok
				fi
			fi
		done
		RETVAL=$?
		[ $RETVAL -eq 0 ] && touch /var/lock/subsys/blockdev
	else
		msg_already_running blockdev
	fi
}

stop() {
	# Stop daemons.
	if [ ! -f /var/lock/subsys/blockdev ]; then
		msg_not_running blockdev
	fi
	rm -f /var/lock/subsys/blockdev
}

RETVAL=0
# See how we were called.
case "$1" in
  start)
	start
	;;
  stop)
	stop
	;;
  restart|force-reload)
	stop
	start
	;;
  status)
	status blockdev
	exit $?
	;;
  *)
	msg_usage "$0 {start|stop|restart|force-reload|status}"
	exit 3
esac

exit $RETVAL