87 lines
3.3 KiB
Python
87 lines
3.3 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 unittest import mock
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from nova import context
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from nova.objects import compute_node
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from nova import test
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from nova.tests import fixtures as nova_fixtures
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from nova.tests.functional import fixtures as func_fixtures
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from nova.tests.functional import integrated_helpers
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class UnshelveUpdateAvailableResourcesPeriodicRace(
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test.TestCase, integrated_helpers.InstanceHelperMixin):
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def setUp(self):
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super(UnshelveUpdateAvailableResourcesPeriodicRace, self).setUp()
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placement = func_fixtures.PlacementFixture()
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self.useFixture(placement)
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self.placement = placement.api
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self.neutron = nova_fixtures.NeutronFixture(self)
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self.useFixture(self.neutron)
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self.useFixture(nova_fixtures.GlanceFixture(self))
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# Start nova services.
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self.api = self.useFixture(nova_fixtures.OSAPIFixture(
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api_version='v2.1')).admin_api
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self.api.microversion = 'latest'
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self.notifier = self.useFixture(
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nova_fixtures.NotificationFixture(self))
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self.start_service('conductor')
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self.start_service('scheduler')
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def test_unshelve_spawning_update_available_resources(self):
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compute = self._start_compute('compute1')
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server = self._create_server(
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networks=[{'port': self.neutron.port_1['id']}])
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node = compute_node.ComputeNode.get_by_nodename(
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context.get_admin_context(), 'compute1')
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self.assertEqual(1, node.vcpus_used)
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# with default config shelve means immediate offload as well
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req = {
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'shelve': {}
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}
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self.api.post_server_action(server['id'], req)
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self._wait_for_server_parameter(
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server, {'status': 'SHELVED_OFFLOADED',
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'OS-EXT-SRV-ATTR:host': None})
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node = compute_node.ComputeNode.get_by_nodename(
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context.get_admin_context(), 'compute1')
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self.assertEqual(0, node.vcpus_used)
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def fake_spawn(*args, **kwargs):
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self._run_periodics()
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with mock.patch.object(
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compute.driver, 'spawn', side_effect=fake_spawn):
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req = {'unshelve': None}
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self.api.post_server_action(server['id'], req)
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self.notifier.wait_for_versioned_notifications(
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'instance.unshelve.start')
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self._wait_for_server_parameter(
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server,
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{
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'status': 'ACTIVE',
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'OS-EXT-STS:task_state': None,
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'OS-EXT-SRV-ATTR:host': 'compute1',
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})
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node = compute_node.ComputeNode.get_by_nodename(
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context.get_admin_context(), 'compute1')
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# After the fix, the instance should have resources claimed
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self.assertEqual(1, node.vcpus_used)
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