646 lines
28 KiB
Python
646 lines
28 KiB
Python
# Copyright 2012, Red Hat, Inc.
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#
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# 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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"""
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Unit Tests for nova.compute.rpcapi
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"""
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import mock
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from oslo_serialization import jsonutils
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from nova.compute import rpcapi as compute_rpcapi
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from nova import context
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from nova import exception
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from nova.objects import block_device as objects_block_dev
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from nova.objects import migration as migration_obj
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from nova.objects import service as service_obj
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from nova import test
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from nova.tests.unit import fake_block_device
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from nova.tests.unit import fake_flavor
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from nova.tests.unit import fake_instance
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from nova.tests import uuidsentinel as uuids
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class ComputeRpcAPITestCase(test.NoDBTestCase):
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def setUp(self):
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super(ComputeRpcAPITestCase, self).setUp()
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self.context = context.get_admin_context()
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self.fake_flavor_obj = fake_flavor.fake_flavor_obj(self.context)
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self.fake_flavor = jsonutils.to_primitive(self.fake_flavor_obj)
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instance_attr = {'host': 'fake_host',
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'instance_type_id': self.fake_flavor_obj['id'],
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'instance_type': self.fake_flavor_obj}
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self.fake_instance_obj = fake_instance.fake_instance_obj(self.context,
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**instance_attr)
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self.fake_instance = jsonutils.to_primitive(self.fake_instance_obj)
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self.fake_volume_bdm = objects_block_dev.BlockDeviceMapping(
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**fake_block_device.FakeDbBlockDeviceDict(
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{'source_type': 'volume', 'destination_type': 'volume',
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'instance_uuid': self.fake_instance_obj.uuid,
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'volume_id': 'fake-volume-id'}))
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# FIXME(melwitt): Temporary while things have no mappings
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self.patcher1 = mock.patch('nova.objects.InstanceMapping.'
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'get_by_instance_uuid')
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self.patcher2 = mock.patch('nova.objects.HostMapping.get_by_host')
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mock_inst_mapping = self.patcher1.start()
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mock_host_mapping = self.patcher2.start()
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mock_inst_mapping.side_effect = exception.InstanceMappingNotFound(
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uuid=self.fake_instance_obj.uuid)
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mock_host_mapping.side_effect = exception.HostMappingNotFound(
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name=self.fake_instance_obj.host)
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def tearDown(self):
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super(ComputeRpcAPITestCase, self).tearDown()
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self.patcher1.stop()
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self.patcher2.stop()
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@mock.patch('nova.objects.service.get_minimum_version_all_cells')
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def test_auto_pin(self, mock_get_min):
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mock_get_min.return_value = 1
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self.flags(compute='auto', group='upgrade_levels')
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compute_rpcapi.LAST_VERSION = None
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rpcapi = compute_rpcapi.ComputeAPI()
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self.assertEqual('4.4', rpcapi.router.version_cap)
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mock_get_min.assert_called_once_with(mock.ANY, ['nova-compute'])
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@mock.patch('nova.objects.service.get_minimum_version_all_cells')
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def test_auto_pin_fails_if_too_old(self, mock_get_min):
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mock_get_min.return_value = 1955
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self.flags(compute='auto', group='upgrade_levels')
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compute_rpcapi.LAST_VERSION = None
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self.assertRaises(exception.ServiceTooOld,
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compute_rpcapi.ComputeAPI)
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@mock.patch('nova.objects.service.get_minimum_version_all_cells')
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def test_auto_pin_with_service_version_zero(self, mock_get_min):
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mock_get_min.return_value = 0
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self.flags(compute='auto', group='upgrade_levels')
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compute_rpcapi.LAST_VERSION = None
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rpcapi = compute_rpcapi.ComputeAPI()
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history = service_obj.SERVICE_VERSION_HISTORY
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current_version = history[service_obj.SERVICE_VERSION]['compute_rpc']
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self.assertEqual(current_version, rpcapi.router.version_cap)
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mock_get_min.assert_called_once_with(mock.ANY, ['nova-compute'])
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self.assertIsNone(compute_rpcapi.LAST_VERSION)
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@mock.patch('nova.objects.service.get_minimum_version_all_cells')
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def test_auto_pin_caches(self, mock_get_min):
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mock_get_min.return_value = 1
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self.flags(compute='auto', group='upgrade_levels')
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compute_rpcapi.LAST_VERSION = None
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compute_rpcapi.ComputeAPI()
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compute_rpcapi.ComputeAPI()
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mock_get_min.assert_called_once_with(mock.ANY, ['nova-compute'])
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self.assertEqual('4.4', compute_rpcapi.LAST_VERSION)
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def _test_compute_api(self, method, rpc_method,
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expected_args=None, **kwargs):
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ctxt = context.RequestContext('fake_user', 'fake_project')
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rpcapi = kwargs.pop('rpcapi_class', compute_rpcapi.ComputeAPI)()
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self.assertIsNotNone(rpcapi.router)
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self.assertEqual(rpcapi.router.target.topic,
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compute_rpcapi.RPC_TOPIC)
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# This test wants to run the real prepare function, so must use
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# a real client object
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default_client = rpcapi.router.default_client
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orig_prepare = default_client.prepare
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base_version = rpcapi.router.target.version
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expected_version = kwargs.pop('version', base_version)
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prepare_extra_kwargs = {}
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cm_timeout = kwargs.pop('call_monitor_timeout', None)
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timeout = kwargs.pop('timeout', None)
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if cm_timeout:
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prepare_extra_kwargs['call_monitor_timeout'] = cm_timeout
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if timeout:
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prepare_extra_kwargs['timeout'] = timeout
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expected_kwargs = kwargs.copy()
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if expected_args:
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expected_kwargs.update(expected_args)
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if 'host_param' in expected_kwargs:
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expected_kwargs['host'] = expected_kwargs.pop('host_param')
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else:
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expected_kwargs.pop('host', None)
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cast_and_call = ['confirm_resize', 'stop_instance']
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if rpc_method == 'call' and method in cast_and_call:
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if method == 'confirm_resize':
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kwargs['cast'] = False
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else:
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kwargs['do_cast'] = False
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elif method == 'prep_resize' and 'migration' not in expected_args:
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del expected_kwargs['migration']
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if 'host' in kwargs:
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host = kwargs['host']
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elif 'instances' in kwargs:
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host = kwargs['instances'][0]['host']
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elif 'destination' in kwargs:
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host = expected_kwargs.pop('destination')
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else:
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host = kwargs['instance']['host']
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if method == 'rebuild_instance' and 'node' in expected_kwargs:
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expected_kwargs['scheduled_node'] = expected_kwargs.pop('node')
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with test.nested(
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mock.patch.object(default_client, rpc_method),
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mock.patch.object(default_client, 'prepare'),
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mock.patch.object(default_client, 'can_send_version'),
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) as (
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rpc_mock, prepare_mock, csv_mock
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):
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prepare_mock.return_value = default_client
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if '_return_value' in kwargs:
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rpc_mock.return_value = kwargs.pop('_return_value')
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del expected_kwargs['_return_value']
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elif rpc_method == 'call':
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rpc_mock.return_value = 'foo'
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else:
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rpc_mock.return_value = None
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csv_mock.side_effect = (
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lambda v: orig_prepare(version=v).can_send_version())
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retval = getattr(rpcapi, method)(ctxt, **kwargs)
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self.assertEqual(retval, rpc_mock.return_value)
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prepare_mock.assert_called_once_with(version=expected_version,
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server=host,
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**prepare_extra_kwargs)
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rpc_mock.assert_called_once_with(ctxt, method, **expected_kwargs)
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def test_add_aggregate_host(self):
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self._test_compute_api('add_aggregate_host', 'cast',
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aggregate={'id': 'fake_id'}, host_param='host', host='host',
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slave_info={})
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def test_add_fixed_ip_to_instance(self):
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self._test_compute_api('add_fixed_ip_to_instance', 'cast',
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instance=self.fake_instance_obj, network_id='id',
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version='5.0')
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def test_attach_interface(self):
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self._test_compute_api('attach_interface', 'call',
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instance=self.fake_instance_obj, network_id='id',
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port_id='id2', version='5.0', requested_ip='192.168.1.50',
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tag='foo')
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def test_attach_volume(self):
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self._test_compute_api('attach_volume', 'cast',
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instance=self.fake_instance_obj, bdm=self.fake_volume_bdm,
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version='5.0')
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def test_change_instance_metadata(self):
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self._test_compute_api('change_instance_metadata', 'cast',
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instance=self.fake_instance_obj, diff={}, version='5.0')
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def test_check_instance_shared_storage(self):
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self._test_compute_api('check_instance_shared_storage', 'call',
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instance=self.fake_instance_obj, data='foo',
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version='5.0')
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def test_confirm_resize_cast(self):
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self._test_compute_api('confirm_resize', 'cast',
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instance=self.fake_instance_obj, migration={'id': 'foo'},
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host='host')
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def test_confirm_resize_call(self):
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self._test_compute_api('confirm_resize', 'call',
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instance=self.fake_instance_obj, migration={'id': 'foo'},
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host='host')
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def test_detach_interface(self):
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self._test_compute_api('detach_interface', 'cast',
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version='5.0', instance=self.fake_instance_obj,
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port_id='fake_id')
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def test_detach_volume(self):
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self._test_compute_api('detach_volume', 'cast',
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instance=self.fake_instance_obj, volume_id='id',
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attachment_id='fake_id', version='5.0')
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def test_finish_resize(self):
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self._test_compute_api('finish_resize', 'cast',
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instance=self.fake_instance_obj, migration={'id': 'foo'},
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image='image', disk_info='disk_info', host='host')
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def test_finish_revert_resize(self):
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self._test_compute_api('finish_revert_resize', 'cast',
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instance=self.fake_instance_obj, migration={'id': 'fake_id'},
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host='host')
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def test_get_console_output(self):
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self._test_compute_api('get_console_output', 'call',
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instance=self.fake_instance_obj, tail_length='tl',
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version='5.0')
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def test_get_console_pool_info(self):
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self._test_compute_api('get_console_pool_info', 'call',
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console_type='type', host='host')
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def test_get_console_topic(self):
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self._test_compute_api('get_console_topic', 'call', host='host')
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def test_get_diagnostics(self):
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self._test_compute_api('get_diagnostics', 'call',
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instance=self.fake_instance_obj, version='5.0')
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def test_get_instance_diagnostics(self):
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expected_args = {'instance': self.fake_instance_obj}
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self._test_compute_api('get_instance_diagnostics', 'call',
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expected_args, instance=self.fake_instance_obj,
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version='5.0')
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def test_get_vnc_console(self):
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self._test_compute_api('get_vnc_console', 'call',
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instance=self.fake_instance_obj, console_type='type',
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version='5.0')
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def test_get_spice_console(self):
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self._test_compute_api('get_spice_console', 'call',
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instance=self.fake_instance_obj, console_type='type',
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version='5.0')
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def test_get_rdp_console(self):
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self._test_compute_api('get_rdp_console', 'call',
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instance=self.fake_instance_obj, console_type='type',
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version='5.0')
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def test_get_serial_console(self):
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self._test_compute_api('get_serial_console', 'call',
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instance=self.fake_instance_obj, console_type='serial',
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version='5.0')
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def test_get_mks_console(self):
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self._test_compute_api('get_mks_console', 'call',
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instance=self.fake_instance_obj, console_type='webmks',
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version='5.0')
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def test_validate_console_port(self):
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self._test_compute_api('validate_console_port', 'call',
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instance=self.fake_instance_obj, port="5900",
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console_type="novnc", version='5.0')
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def test_host_maintenance_mode(self):
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self._test_compute_api('host_maintenance_mode', 'call',
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host_param='param', mode='mode', host='host')
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def test_host_power_action(self):
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self._test_compute_api('host_power_action', 'call', action='action',
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host='host')
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def test_inject_network_info(self):
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self._test_compute_api('inject_network_info', 'cast',
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instance=self.fake_instance_obj)
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def test_live_migration(self):
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self._test_compute_api('live_migration', 'cast',
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instance=self.fake_instance_obj, dest='dest',
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block_migration='blockity_block', host='tsoh',
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migration='migration',
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migrate_data={}, version='5.0')
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def test_live_migration_force_complete(self):
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migration = migration_obj.Migration()
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migration.id = 1
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migration.source_compute = 'fake'
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ctxt = context.RequestContext('fake_user', 'fake_project')
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version = '5.0'
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rpcapi = compute_rpcapi.ComputeAPI()
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rpcapi.router.client = mock.Mock()
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mock_client = mock.MagicMock()
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rpcapi.router.client.return_value = mock_client
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mock_client.can_send_version.return_value = True
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mock_cctx = mock.MagicMock()
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mock_client.prepare.return_value = mock_cctx
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rpcapi.live_migration_force_complete(ctxt, self.fake_instance_obj,
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migration)
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mock_client.prepare.assert_called_with(server=migration.source_compute,
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version=version)
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mock_cctx.cast.assert_called_with(ctxt,
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'live_migration_force_complete',
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instance=self.fake_instance_obj)
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def test_live_migration_abort(self):
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self._test_compute_api('live_migration_abort', 'cast',
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instance=self.fake_instance_obj,
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migration_id='1', version='5.0')
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def test_post_live_migration_at_destination(self):
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self._test_compute_api('post_live_migration_at_destination', 'call',
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instance=self.fake_instance_obj,
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block_migration='block_migration', host='host', version='5.0')
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def test_pause_instance(self):
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self._test_compute_api('pause_instance', 'cast',
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instance=self.fake_instance_obj)
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def test_soft_delete_instance(self):
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self._test_compute_api('soft_delete_instance', 'cast',
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instance=self.fake_instance_obj)
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def test_swap_volume(self):
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self._test_compute_api('swap_volume', 'cast',
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instance=self.fake_instance_obj, old_volume_id='oldid',
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new_volume_id='newid', new_attachment_id=uuids.attachment_id,
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version='5.0')
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def test_restore_instance(self):
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self._test_compute_api('restore_instance', 'cast',
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instance=self.fake_instance_obj, version='5.0')
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def test_pre_live_migration(self):
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self.flags(long_rpc_timeout=1234)
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self._test_compute_api('pre_live_migration', 'call',
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instance=self.fake_instance_obj,
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block_migration='block_migration', disk='disk', host='host',
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migrate_data=None, version='5.0',
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call_monitor_timeout=60, timeout=1234)
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def test_check_can_live_migrate_destination(self):
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self.flags(long_rpc_timeout=1234)
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self._test_compute_api('check_can_live_migrate_destination', 'call',
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instance=self.fake_instance_obj,
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destination='dest',
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block_migration=False,
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disk_over_commit=False,
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version='5.0', call_monitor_timeout=60,
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timeout=1234)
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def test_prep_resize(self):
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expected_args = {'migration': 'migration'}
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self._test_compute_api('prep_resize', 'cast', expected_args,
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instance=self.fake_instance_obj,
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instance_type=self.fake_flavor_obj,
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image='fake_image', host='host',
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request_spec='fake_spec',
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filter_properties={'fakeprop': 'fakeval'},
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migration='migration',
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node='node', clean_shutdown=True, host_list=None,
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version='5.0')
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def test_reboot_instance(self):
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self.maxDiff = None
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self._test_compute_api('reboot_instance', 'cast',
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instance=self.fake_instance_obj,
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block_device_info={},
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reboot_type='type')
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def test_rebuild_instance(self):
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self._test_compute_api('rebuild_instance', 'cast', new_pass='None',
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injected_files='None', image_ref='None', orig_image_ref='None',
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bdms=[], instance=self.fake_instance_obj, host='new_host',
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orig_sys_metadata=None, recreate=True, on_shared_storage=True,
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preserve_ephemeral=True, migration=None, node=None,
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limits=None, request_spec=None, version='5.0')
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def test_reserve_block_device_name(self):
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self.flags(long_rpc_timeout=1234)
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self._test_compute_api('reserve_block_device_name', 'call',
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instance=self.fake_instance_obj, device='device',
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volume_id='id', disk_bus='ide', device_type='cdrom',
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tag='foo', multiattach=True, version='5.0',
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timeout=1234, call_monitor_timeout=60,
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_return_value=objects_block_dev.BlockDeviceMapping())
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def test_refresh_instance_security_rules(self):
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expected_args = {'instance': self.fake_instance_obj}
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self._test_compute_api('refresh_instance_security_rules', 'cast',
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expected_args, host='fake_host',
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instance=self.fake_instance_obj, version='5.0')
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def test_remove_aggregate_host(self):
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self._test_compute_api('remove_aggregate_host', 'cast',
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aggregate={'id': 'fake_id'}, host_param='host', host='host',
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slave_info={})
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def test_remove_fixed_ip_from_instance(self):
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self._test_compute_api('remove_fixed_ip_from_instance', 'cast',
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instance=self.fake_instance_obj, address='addr',
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version='5.0')
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def test_remove_volume_connection(self):
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self._test_compute_api('remove_volume_connection', 'call',
|
|
instance=self.fake_instance_obj, volume_id='id', host='host',
|
|
version='5.0')
|
|
|
|
def test_rescue_instance(self):
|
|
self._test_compute_api('rescue_instance', 'cast',
|
|
instance=self.fake_instance_obj, rescue_password='pw',
|
|
rescue_image_ref='fake_image_ref',
|
|
clean_shutdown=True, version='5.0')
|
|
|
|
def test_reset_network(self):
|
|
self._test_compute_api('reset_network', 'cast',
|
|
instance=self.fake_instance_obj)
|
|
|
|
def test_resize_instance(self):
|
|
self._test_compute_api('resize_instance', 'cast',
|
|
instance=self.fake_instance_obj, migration={'id': 'fake_id'},
|
|
image='image', instance_type=self.fake_flavor_obj,
|
|
clean_shutdown=True, version='5.0')
|
|
|
|
def test_resume_instance(self):
|
|
self._test_compute_api('resume_instance', 'cast',
|
|
instance=self.fake_instance_obj)
|
|
|
|
def test_revert_resize(self):
|
|
self._test_compute_api('revert_resize', 'cast',
|
|
instance=self.fake_instance_obj, migration={'id': 'fake_id'},
|
|
host='host')
|
|
|
|
def test_set_admin_password(self):
|
|
self._test_compute_api('set_admin_password', 'call',
|
|
instance=self.fake_instance_obj, new_pass='pw',
|
|
version='5.0')
|
|
|
|
def test_set_host_enabled(self):
|
|
self._test_compute_api('set_host_enabled', 'call',
|
|
enabled='enabled', host='host')
|
|
|
|
def test_get_host_uptime(self):
|
|
self._test_compute_api('get_host_uptime', 'call', host='host')
|
|
|
|
def test_backup_instance(self):
|
|
self._test_compute_api('backup_instance', 'cast',
|
|
instance=self.fake_instance_obj, image_id='id',
|
|
backup_type='type', rotation='rotation')
|
|
|
|
def test_snapshot_instance(self):
|
|
self._test_compute_api('snapshot_instance', 'cast',
|
|
instance=self.fake_instance_obj, image_id='id')
|
|
|
|
def test_start_instance(self):
|
|
self._test_compute_api('start_instance', 'cast',
|
|
instance=self.fake_instance_obj)
|
|
|
|
def test_stop_instance_cast(self):
|
|
self._test_compute_api('stop_instance', 'cast',
|
|
instance=self.fake_instance_obj,
|
|
clean_shutdown=True, version='5.0')
|
|
|
|
def test_stop_instance_call(self):
|
|
self._test_compute_api('stop_instance', 'call',
|
|
instance=self.fake_instance_obj,
|
|
clean_shutdown=True, version='5.0')
|
|
|
|
def test_suspend_instance(self):
|
|
self._test_compute_api('suspend_instance', 'cast',
|
|
instance=self.fake_instance_obj)
|
|
|
|
def test_terminate_instance(self):
|
|
self._test_compute_api('terminate_instance', 'cast',
|
|
instance=self.fake_instance_obj, bdms=[],
|
|
version='5.0')
|
|
|
|
def test_unpause_instance(self):
|
|
self._test_compute_api('unpause_instance', 'cast',
|
|
instance=self.fake_instance_obj)
|
|
|
|
def test_unrescue_instance(self):
|
|
self._test_compute_api('unrescue_instance', 'cast',
|
|
instance=self.fake_instance_obj, version='5.0')
|
|
|
|
def test_shelve_instance(self):
|
|
self._test_compute_api('shelve_instance', 'cast',
|
|
instance=self.fake_instance_obj, image_id='image_id',
|
|
clean_shutdown=True, version='5.0')
|
|
|
|
def test_shelve_offload_instance(self):
|
|
self._test_compute_api('shelve_offload_instance', 'cast',
|
|
instance=self.fake_instance_obj,
|
|
clean_shutdown=True, version='5.0')
|
|
|
|
def test_unshelve_instance(self):
|
|
self._test_compute_api('unshelve_instance', 'cast',
|
|
instance=self.fake_instance_obj, host='host', image='image',
|
|
filter_properties={'fakeprop': 'fakeval'}, node='node',
|
|
version='5.0')
|
|
|
|
def test_volume_snapshot_create(self):
|
|
self._test_compute_api('volume_snapshot_create', 'cast',
|
|
instance=self.fake_instance_obj, volume_id='fake_id',
|
|
create_info={}, version='5.0')
|
|
|
|
def test_volume_snapshot_delete(self):
|
|
self._test_compute_api('volume_snapshot_delete', 'cast',
|
|
instance=self.fake_instance_obj, volume_id='fake_id',
|
|
snapshot_id='fake_id2', delete_info={}, version='5.0')
|
|
|
|
def test_external_instance_event(self):
|
|
self._test_compute_api('external_instance_event', 'cast',
|
|
instances=[self.fake_instance_obj],
|
|
events=['event'],
|
|
version='5.0')
|
|
|
|
def test_build_and_run_instance(self):
|
|
self._test_compute_api('build_and_run_instance', 'cast',
|
|
instance=self.fake_instance_obj, host='host', image='image',
|
|
request_spec={'request': 'spec'}, filter_properties=[],
|
|
admin_password='passwd', injected_files=None,
|
|
requested_networks=['network1'], security_groups=None,
|
|
block_device_mapping=None, node='node', limits=[],
|
|
host_list=None, version='5.0')
|
|
|
|
def test_quiesce_instance(self):
|
|
self._test_compute_api('quiesce_instance', 'call',
|
|
instance=self.fake_instance_obj, version='5.0')
|
|
|
|
def test_unquiesce_instance(self):
|
|
self._test_compute_api('unquiesce_instance', 'cast',
|
|
instance=self.fake_instance_obj, mapping=None, version='5.0')
|
|
|
|
def test_trigger_crash_dump(self):
|
|
self._test_compute_api('trigger_crash_dump', 'cast',
|
|
instance=self.fake_instance_obj, version='5.0')
|
|
|
|
def _test_simple_call(self, method, inargs, callargs, callret,
|
|
calltype='call', can_send=False):
|
|
rpc = compute_rpcapi.ComputeAPI()
|
|
mock_client = mock.Mock()
|
|
rpc.router.client = mock.Mock()
|
|
rpc.router.client.return_value = mock_client
|
|
|
|
@mock.patch.object(compute_rpcapi, '_compute_host')
|
|
def _test(mock_ch):
|
|
mock_client.can_send_version.return_value = can_send
|
|
call = getattr(mock_client.prepare.return_value, calltype)
|
|
call.return_value = callret
|
|
ctxt = context.RequestContext()
|
|
result = getattr(rpc, method)(ctxt, **inargs)
|
|
call.assert_called_once_with(ctxt, method, **callargs)
|
|
rpc.router.client.assert_called_with(ctxt)
|
|
return result
|
|
|
|
return _test()
|
|
|
|
@mock.patch('nova.compute.rpcapi.LOG')
|
|
@mock.patch('nova.objects.Service.get_minimum_version')
|
|
@mock.patch('nova.objects.service.get_minimum_version_all_cells')
|
|
def test_version_cap_no_computes_log_once(self, mock_allcells, mock_minver,
|
|
mock_log):
|
|
self.flags(connection=None, group='api_database')
|
|
self.flags(compute='auto', group='upgrade_levels')
|
|
mock_minver.return_value = 0
|
|
compute_rpcapi.NO_COMPUTES_WARNING = False
|
|
compute_rpcapi.LAST_VERSION = None
|
|
compute_rpcapi.ComputeAPI()
|
|
compute_rpcapi.ComputeAPI()
|
|
self.assertEqual(1, mock_log.debug.call_count)
|
|
mock_allcells.assert_not_called()
|
|
mock_minver.assert_has_calls([
|
|
mock.call(mock.ANY, 'nova-compute'),
|
|
mock.call(mock.ANY, 'nova-compute')])
|
|
|
|
@mock.patch('nova.objects.Service.get_minimum_version')
|
|
@mock.patch('nova.objects.service.get_minimum_version_all_cells')
|
|
def test_version_cap_all_cells(self, mock_allcells, mock_minver):
|
|
self.flags(connection='sqlite:///', group='api_database')
|
|
self.flags(compute='auto', group='upgrade_levels')
|
|
compute_rpcapi.LAST_VERSION = None
|
|
mock_allcells.return_value = 0
|
|
compute_rpcapi.ComputeAPI()
|
|
mock_allcells.assert_called_once_with(mock.ANY, ['nova-compute'])
|
|
mock_minver.assert_not_called()
|
|
|
|
@mock.patch('nova.compute.rpcapi.LOG.error')
|
|
@mock.patch('nova.objects.Service.get_minimum_version')
|
|
@mock.patch('nova.objects.service.get_minimum_version_all_cells',
|
|
side_effect=exception.DBNotAllowed(binary='nova-compute'))
|
|
def test_version_cap_all_cells_no_access(self, mock_allcells, mock_minver,
|
|
mock_log_error):
|
|
"""Tests a scenario where nova-compute is configured with a connection
|
|
to the API database and fails trying to get the minium nova-compute
|
|
service version across all cells because nova-compute is configured to
|
|
not allow direct database access.
|
|
"""
|
|
self.flags(connection='sqlite:///', group='api_database')
|
|
compute_rpcapi.LAST_VERSION = None
|
|
self.assertRaises(exception.DBNotAllowed,
|
|
compute_rpcapi.ComputeAPI()._determine_version_cap,
|
|
mock.Mock())
|
|
mock_allcells.assert_called_once_with(mock.ANY, ['nova-compute'])
|
|
mock_minver.assert_not_called()
|
|
# Make sure the expected error was logged.
|
|
mock_log_error.assert_called_once_with(
|
|
'This service is configured for access to the '
|
|
'API database but is not allowed to directly '
|
|
'access the database. You should run this '
|
|
'service without the [api_database]/connection '
|
|
'config option.')
|