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Adds a repoducer for post live migration fail
Adds a regression test or repoducer for post live migration fail at destination, the possible casue can be fail to get instance network info or block device info changes: adds return server from _live_migrate in _integrated_helpers Related-Bug: #1628606 Change-Id: I48dbe0aae8a3943fdde69cda1bd663d70ea0eb19 (cherry picked from commit a20baec) (cherry picked from commit 74a618a) (cherry picked from commit 71e5a1d) (cherry picked from commit 5efcc3f)
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Amit Uniyal
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Nov 7, 2022
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# 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 | ||
from unittest import mock | ||
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class PostLiveMigrationFail( | ||
test.TestCase, integrated_helpers.InstanceHelperMixin): | ||
"""Regression test for bug 1628606 | ||
""" | ||
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def setUp(self): | ||
super().setUp() | ||
self.useFixture(nova_fixtures.NeutronFixture(self)) | ||
self.glance = self.useFixture(nova_fixtures.GlanceFixture(self)) | ||
self.useFixture(func_fixtures.PlacementFixture()) | ||
self.useFixture(nova_fixtures.HostNameWeigherFixture()) | ||
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self.start_service('conductor') | ||
self.start_service('scheduler') | ||
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api_fixture = self.useFixture(nova_fixtures.OSAPIFixture( | ||
api_version='v2.1')) | ||
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self.api = api_fixture.admin_api | ||
self.api.microversion = 'latest' | ||
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self.src = self._start_compute(host='host1') | ||
self.dest = self._start_compute(host='host2') | ||
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@mock.patch( | ||
'nova.compute.manager.ComputeManager' | ||
'._post_live_migration_remove_source_vol_connections') | ||
def test_post_live_migration(self, mock_migration): | ||
server = self._create_server(networks=[]) | ||
self.assertEqual(self.src.host, server['OS-EXT-SRV-ATTR:host']) | ||
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error = client.OpenStackApiException( | ||
"Failed to remove source vol connection post live migration") | ||
mock_migration.side_effect = error | ||
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server = self._live_migrate( | ||
server, migration_expected_state='error', | ||
server_expected_state='ERROR') | ||
# FIXME(amit): this should point to the dest as after migration | ||
# but does not because of bug 1628606 | ||
self.assertEqual(self.src.host, server['OS-EXT-SRV-ATTR:host']) |