105 lines
3.8 KiB
Python
105 lines
3.8 KiB
Python
# SPDX-License-Identifier: GPL-2.0-or-later
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#
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# Copyright (c) 2015-2016 Western Digital Corporation or its affiliates.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301, USA.
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#
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# Author: Chaitanya Kulkarni <chaitanya.kulkarni@hgst.com>
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#
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"""
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NVMe Namespace Management Testcase:-
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1. Create Maximum number of Namespaces and validate.
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2. Attach all Namespaces to controller.
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3. Run IOs on Namespace under test.
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4. Detach Maximum number of Namespaces from controller.
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5. Delete all Namespaces.
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"""
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import time
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from nvme_test import TestNVMe
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class TestNVMeCreateMaxNS(TestNVMe):
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"""
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Represents Attach, Detach namespace testcase.
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- Attributes:
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- dps : data protection information.
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- flbas : LBA format information.
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- nsze : namespace size.
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- ncap : namespace capacity.
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- ctrl_id : controller id.
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"""
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def setUp(self):
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""" Pre Section for TestNVMeAttachDetachNSCmd """
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super().setUp()
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self.dps = 0
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self.flbas = 0
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self.nsze = int(self.get_ncap() /
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self.get_format() / self.get_max_ns())
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# Make sure that we have enough capacity for each ns.
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# Creating a ns might allocate more bits (NVMCAP) than specified by
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# nsze and ncap.
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self.nsze = int(self.nsze / 2)
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self.ncap = self.nsze
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self.setup_log_dir(self.__class__.__name__)
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self.max_ns = self.get_max_ns()
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self.ctrl_id = self.get_ctrl_id()
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self.delete_all_ns()
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time.sleep(1)
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def tearDown(self):
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"""
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Post Section for TestNVMeAttachDetachNSCmd
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- Create primary namespace.
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- Attach it to controller.
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- Call super class's destructor.
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"""
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self.assertEqual(self.create_and_validate_ns(self.default_nsid,
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self.nsze,
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self.ncap,
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self.flbas,
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self.dps), 0)
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self.attach_ns(self.ctrl_id, self.default_nsid)
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super().tearDown()
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def test_attach_detach_ns(self):
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""" Testcase main """
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print(f"##### Testing max_ns: {self.max_ns}")
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for nsid in range(1, self.max_ns + 1):
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print("##### Creating " + str(nsid))
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err = self.create_and_validate_ns(nsid,
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self.nsze,
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self.ncap,
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self.flbas,
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self.dps)
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self.assertEqual(err, 0)
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print("##### Attaching " + str(nsid))
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self.assertEqual(self.attach_ns(self.ctrl_id, nsid), 0)
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print("##### Running IOs in " + str(nsid))
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self.run_ns_io(nsid, 9, 1)
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for nsid in range(1, self.max_ns + 1):
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print("##### Detaching " + str(nsid))
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self.assertEqual(self.detach_ns(self.ctrl_id, nsid), 0)
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print("#### Deleting " + str(nsid))
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self.assertEqual(self.delete_and_validate_ns(nsid), 0)
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self.nvme_reset_ctrl()
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