#!/bin/bash
#
# Copyright(c) 2012-2019 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear
#

# Find all mount units, cut to remove list-units decorations
logger "Open CAS Mount Utility checking for $1 FS label..."
MOUNT_UNITS=`systemctl --plain list-units | grep \.mount | grep -v '\-\.mount' | awk '{print $1}'`

for unit in $MOUNT_UNITS
do
	# Find BindsTo keyword, pry out FS label from the .device unit name
	label=`systemctl show $unit | grep BindsTo | sed "s/.*label\-\(.*\)\.device/\1/;tx;d;:x"`
	if [ "$label" == "" ]; then
		continue
	fi
	label_unescaped=$(systemd-escape -u $(systemd-escape -u $label))
	if [ "$label_unescaped" == "$1" ]; then
		# If FS label matches restart unit
		logger "Open CAS Mount Utility restarting $unit..."
		systemctl restart $unit &> /dev/null
		exit 0
	fi
done