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add regression test case for bug 1978983
This change add a repoducer test for evacuating a vm in the powering-off state Related-Bug: #1978983 Change-Id: I5540df6c7497956219c06cff6f15b51c2c8bc299 (cherry picked from commit 5904c7f) (cherry picked from commit 6bd0bf0) (cherry picked from commit 1e0af92)
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Amit Uniyal
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Aug 19, 2022
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# Copyright 2022 Red Hat, Inc. | ||
# All Rights Reserved. | ||
# | ||
# Licensed under the Apache License, Version 2.0 (the "License"); you may | ||
# not use this file except in compliance with the License. You may obtain | ||
# a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
# License for the specific language governing permissions and limitations | ||
# under the License. | ||
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from nova import test | ||
from nova.tests import fixtures as nova_fixtures | ||
from nova.tests.functional.api import client | ||
from nova.tests.functional import fixtures as func_fixtures | ||
from nova.tests.functional import integrated_helpers | ||
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class EvacuateServerWithTaskState( | ||
test.TestCase, integrated_helpers.InstanceHelperMixin, | ||
): | ||
"""Regression test for bug 1978983 | ||
If instance task state is powering-off or not None | ||
instance should be allowed to evacuate. | ||
""" | ||
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def setUp(self): | ||
super().setUp() | ||
# Stub out external dependencies. | ||
self.useFixture(nova_fixtures.NeutronFixture(self)) | ||
self.useFixture(nova_fixtures.GlanceFixture(self)) | ||
self.useFixture(func_fixtures.PlacementFixture()) | ||
self.useFixture(nova_fixtures.HostNameWeigherFixture()) | ||
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# Start nova controller services. | ||
self.start_service('conductor') | ||
self.start_service('scheduler') | ||
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api_fixture = self.useFixture(nova_fixtures.OSAPIFixture( | ||
api_version='v2.1')) | ||
self.api = api_fixture.admin_api | ||
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self.src = self._start_compute(host='host1') | ||
self.dest = self._start_compute(host='host2') | ||
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def test_evacuate_instance(self): | ||
"""Evacuating a server | ||
""" | ||
server = self._create_server(networks=[]) | ||
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self.api.microversion = 'latest' | ||
server = self._wait_for_state_change(server, 'ACTIVE') | ||
self.assertEqual('host1', server['OS-EXT-SRV-ATTR:host']) | ||
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# stop host1 compute service | ||
self.src.stop() | ||
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# poweroff instance | ||
self._stop_server(server, wait_for_stop=False) | ||
server = self._wait_for_server_parameter( | ||
server, {'OS-EXT-STS:task_state': 'powering-off'}) | ||
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# FIXME(auniyal): As compute service is down in source node | ||
# instance is stuck at powering-off, evacuation fails with | ||
# msg: Cannot 'evacuate' instance <instance-id> while it is in | ||
# task_state powering-off (HTTP 409) | ||
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ex = self.assertRaises( | ||
client.OpenStackApiException, | ||
self._evacuate_server, | ||
server, | ||
expected_host=self.dest.host) | ||
self.assertEqual(409, ex.response.status_code) |