#!/bin/bash
#
# drbdlinksclean Clean up drbdlinks links on system boot or shutdown
#
# chkconfig: - 74 06
# description: Calls drbdlinks on initial system boot and shutdown to make \
#              sure that any links set up by drbdlinks are cleaned up when \
#              drbd is not running.
# config: /etc/drbdlinks.conf

### BEGIN INIT INFO
# Provides: drbdlinksclean
# Required-Start: $local_fs $remote_fs
# Required-Stop: $local_fs $remote_fs
# Short-Description: Clean up drbdlinks links on system boot or shutdown
# Description: Calls drbdlinks on initial system boot and shutdown to make
#              sure that any links set up by drbdlinks are cleaned up when
#              drbd is not running.
### END INIT INFO

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

RETVAL=0
FOUNDFILE=0
drbdlinks=/usr/sbin/drbdlinks

[ -f /etc/drbdlinks.conf ] && FOUNDFILE=1

for FILE in /var/run/drbdlinks/configs-to-clean/*; do
	if [ -f "$FILE" ]; then
		FOUNDFILE=1
		break
	fi
done

if [ $FOUNDFILE -ne 1 ]; then
   echo "No /etc/drbdlinks.conf file, aborting."
   exit 1
fi

# See how we were called.
case "$1" in
	start|stop|restart|force-reload)
		echo -n "Cleaning up drbdlinks.conf links..."

		# Main drbdlinks.conf file
		if [ -f /etc/drbdlinks.conf ]; then
			if grep -q '^mountpoint(' /etc/drbdlinks.conf; then
				$drbdlinks stop
				RETVAL=$?
			else
				echo "No mountpoint found in /etc/drbdlinks.conf, skipping."
			fi
		fi

		#  clean up any supplemental config files
		for FILE in /var/run/drbdlinks/configs-to-clean/*; do
			if [ -f "$FILE" ]; then
				echo -n "Cleaning up '${FILE##*/}' links..."
				$drbdlinks --config-file "$FILE" stop || RETVAL=$?
			fi
		done

		[ $RETVAL -eq 0 ] && echo_success || echo_failure
		echo
		;;
	status)
		$drbdlinks status
		;;
	*)
		echo $"Usage: drbdlinksclean {start|stop|status|restart|force-reload}"
		RETVAL=1
		;;
esac

exit $RETVAL