#!/bin/bash
# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2017-2018 Western Digital Corporation or its affiliates.
#
# Test many target file-ns creation/deletion under one subsystem.

. tests/nvme/rc

DESCRIPTION="create/delete many file-ns and test discovery"

requires() {
	_nvme_requires
	_require_nvme_trtype_is_loop
}

test() {
	echo "Running ${TEST_NAME}"

	local port
	local file_path
	local iterations=1000
	local subsys_name="blktests-subsystem-1"

	_setup_nvmet

	file_path="${TMPDIR}/img"

	truncate -s 1G "${file_path}"

	_create_nvmet_subsystem "${subsys_name}" "${file_path}" \
		"91fdba0d-f87b-4c25-b80f-db7be1418b9e"

	for ((i = 2; i <= iterations; i++)); do
		_create_nvmet_ns "${subsys_name}" "${i}" "${file_path}"
	done

	port="$(_create_nvmet_port "${nvme_trtype}")"
	_add_nvmet_subsys_to_port "${port}" "${subsys_name}"

	_nvme_discover loop | _filter_discovery
	_remove_nvmet_subsystem_from_port "${port}" "${subsys_name}"
	_remove_nvmet_port "${port}"

	for ((i = iterations; i > 1; i--)); do
		_remove_nvmet_ns "${subsys_name}" "$i"
	done

	_remove_nvmet_subsystem "${subsys_name}"

	rm "${file_path}"

	echo "Test complete"
}
