101 lines
4.1 KiB
Python
101 lines
4.1 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from nova.tests import fixtures as nova_fixtures
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from nova.tests.functional.api import client
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from nova.tests.functional import integrated_helpers
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class BFVRescue(integrated_helpers.ProviderUsageBaseTestCase):
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"""Base class for various boot from volume rescue tests."""
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def setUp(self):
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super(BFVRescue, self).setUp()
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self.useFixture(nova_fixtures.CinderFixture(self))
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self._start_compute(host='host1')
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def _create_bfv_server(self):
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server_request = self._build_server(networks=[])
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server_request.pop('imageRef')
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server_request['block_device_mapping_v2'] = [{
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'boot_index': 0,
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'uuid': nova_fixtures.CinderFixture.IMAGE_BACKED_VOL,
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'source_type': 'volume',
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'destination_type': 'volume'}]
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server = self.api.post_server({'server': server_request})
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self._wait_for_state_change(server, 'ACTIVE')
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return server
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class DisallowBFVRescuev286(BFVRescue):
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"""Asserts that BFV rescue requests fail prior to microversion 2.87.
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"""
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compute_driver = 'fake.MediumFakeDriver'
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microversion = '2.86'
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def test_bfv_rescue_not_supported(self):
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server = self._create_bfv_server()
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ex = self.assertRaises(client.OpenStackApiException,
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self.api.post_server_action, server['id'], {'rescue': {
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'rescue_image_ref': '155d900f-4e14-4e4c-a73d-069cbf4541e6'}})
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self.assertEqual(400, ex.response.status_code)
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self.assertIn('Cannot rescue a volume-backed instance',
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ex.response.text)
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class DisallowBFVRescuev286WithTrait(BFVRescue):
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"""Asserts that BFV rescue requests fail prior to microversion 2.87 even
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when the required COMPUTE_RESCUE_BFV trait is reported by the compute.
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"""
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compute_driver = 'fake.RescueBFVDriver'
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microversion = '2.86'
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def test_bfv_rescue_not_supported(self):
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server = self._create_bfv_server()
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ex = self.assertRaises(client.OpenStackApiException,
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self.api.post_server_action, server['id'], {'rescue': {
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'rescue_image_ref': '155d900f-4e14-4e4c-a73d-069cbf4541e6'}})
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self.assertEqual(400, ex.response.status_code)
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self.assertIn('Cannot rescue a volume-backed instance',
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ex.response.text)
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class DisallowBFVRescuev287WithoutTrait(BFVRescue):
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"""Asserts that BFV rescue requests fail with microversion 2.87 (or later)
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when the required COMPUTE_RESCUE_BFV trait is not reported by the compute.
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"""
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compute_driver = 'fake.MediumFakeDriver'
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microversion = '2.87'
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def test_bfv_rescue_not_supported(self):
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server = self._create_bfv_server()
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ex = self.assertRaises(client.OpenStackApiException,
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self.api.post_server_action, server['id'], {'rescue': {
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'rescue_image_ref': '155d900f-4e14-4e4c-a73d-069cbf4541e6'}})
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self.assertEqual(400, ex.response.status_code)
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self.assertIn('Host unable to rescue a volume-backed instance',
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ex.response.text)
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class AllowBFVRescuev287WithTrait(BFVRescue):
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"""Asserts that BFV rescue requests pass with microversion 2.87 (or later)
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when the required COMPUTE_RESCUE_BFV trait is reported by the compute.
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"""
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compute_driver = 'fake.RescueBFVDriver'
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microversion = '2.87'
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def test_bfv_rescue_supported(self):
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server = self._create_bfv_server()
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self.api.post_server_action(server['id'], {'rescue': {
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'rescue_image_ref': '155d900f-4e14-4e4c-a73d-069cbf4541e6'}})
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self._wait_for_state_change(server, 'RESCUE')
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