S50target 549 Bytes
#!/bin/sh
#
# Restore / clear the Linux "SCSI target" driver configuration with `targetctl`
#

start() {
	local ret

	printf "Restoring target configuration: "
	/usr/bin/targetctl restore >/dev/null 2>&1
	ret=$?
	echo "done"

	return $ret
}

stop() {
	local ret

	printf "Clearing target configuration: "
	/usr/bin/targetctl clear >/dev/null 2>&1
	ret=$?
	echo "done"

	return $ret
}

restart() {
	stop
	start
}

case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	restart)
		restart
		;;
	*)
		echo "Usage: $0 {start|stop|restart}"
		exit 1
esac