sd.action

#!/bin/bash
#
# Copyright 2016 Gaël PORTAY <gael.portay@gmail.com>
#
# Licensed under the MIT license.
#

set -e

lock="/var/run/${0##*/}.lock"

timed_lock() {
	retry="${1:-10}"
	retry="$((retry))"
	while true; do
		if [ ! -f "$lock" ]; then
			break
		elif [ "$retry" -eq 0 ]; then
			return 1
		fi

		sleep 1
		retry="$((retry-1))"
	done

	mkdir -p "${lock%/*}/"
	trap "rm -r $lock" 0
	touch "$lock"
}

unlock() {
	rm -f "$lock"
}

if [ -n "$ID_FS_LABEL" ]; then
	LABEL="$ID_FS_LABEL"
	export LABEL
fi

if [ "$ACTION" = "remove" ]; then
	umount "$DEVNAME"
else
	timed_lock "5"
	amount "$DEVNAME" -- -o "uid=$USER,gid=$USER"
	unlock
fi