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# SPDX-License-Identifier: GPL-2.0-or-later
#
# Copyright (c) 2015-2016 Western Digital Corporation or its affiliates.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
# Author: Chaitanya Kulkarni <chaitanya.kulkarni@hgst.com>
#
"""
NVMe Namespace Management Testcase:-
1. Create Namespace and validate.
2. Attach Namespace to controller.
3. Run IOs on Namespace under test.
4. Detach Namespace from controller.
5. Delete Namespace.
"""
import time
from nvme_test import TestNVMe
class TestNVMeAttachDetachNSCmd(TestNVMe):
"""
Represents Attach, Detach namespace testcase.
- Attributes:
- dps : data protection information.
- flabs : LBA format information.
- nsze : namespace size.
- ncap : namespace capacity.
- ctrl_id : controller id.
"""
def setUp(self):
""" Pre Section for TestNVMeAttachDetachNSCmd """
super().setUp()
self.dps = 0
self.flbas = 0
self.nsze = 0x1400000
self.ncap = 0x1400000
self.setup_log_dir(self.__class__.__name__)
self.ctrl_id = self.get_ctrl_id()
self.delete_all_ns()
time.sleep(1)
def tearDown(self):
"""
Post Section for TestNVMeAttachDetachNSCmd
- Create primary namespace.
- Atttach it to controller.
- Call super class's destructor.
"""
self.assertEqual(self.create_and_validate_ns(self.default_nsid,
self.nsze,
self.ncap,
self.flbas,
self.dps), 0)
self.attach_ns(self.ctrl_id, self.default_nsid)
super().tearDown()
def test_attach_detach_ns(self):
""" Testcase main """
err = self.create_and_validate_ns(self.default_nsid,
self.nsze,
self.ncap,
self.flbas,
self.dps)
self.assertEqual(err, 0)
self.assertEqual(self.attach_ns(self.ctrl_id, self.default_nsid), 0)
self.run_ns_io(self.default_nsid, 0)
self.assertEqual(self.detach_ns(self.ctrl_id, self.default_nsid), 0)
self.assertEqual(self.delete_and_validate_ns(self.default_nsid), 0)
self.nvme_reset_ctrl()
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