def4b17934
nova/db/__init__.py was importing * from nova.db.api. This meant that any time any code anywhere within the nova.db package was imported then nova.db.api was too, leading to a cascade of imports that may not have been desired. Also, in general, code in __init__.py is a pain. Therefore, this change adjusts code that so that either: * nova.db.api is used directly * nova.db.api is imported as 'db' In either case, the functionality remains the same. The primary goal of this change was to make it possible to import the model files without having to import the db api. Moving the model files to a different place in the directory hierarchy was considered, but given that "code in __init__.py is a pain" this mode was chosen. This looks like a very large change, but it is essentially adjusting package names, many in mocks. Change-Id: Ic1fd7c87ceda05eeb96735da2a415ef37060bb1a
103 lines
4.2 KiB
Python
103 lines
4.2 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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import mock
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from oslo_serialization import jsonutils
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from nova import objects
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from nova.tests.unit.objects import test_objects
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fake_net_interface_meta = objects.NetworkInterfaceMetadata(
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mac='52:54:00:f6:35:8f',
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tags=['mytag1'],
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bus=objects.PCIDeviceBus(address='0000:00:03.0'),
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vlan=1000)
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fake_pci_disk_meta = objects.DiskMetadata(
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bus=objects.PCIDeviceBus(address='0000:00:09.0'),
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tags=['nfvfunc3'])
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fake_obj_devices_metadata = objects.InstanceDeviceMetadata(
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devices=[fake_net_interface_meta, fake_pci_disk_meta])
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fake_devices_metadata = fake_obj_devices_metadata._to_json()
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fake_db_metadata = {
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'created_at': None,
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'updated_at': None,
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'deleted_at': None,
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'deleted': 0,
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'id': 1,
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'device_metadata': fake_obj_devices_metadata._to_json()
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}
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fake_old_db_metadata = dict(fake_db_metadata) # copy
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fake_old_db_metadata['device_metadata'] = jsonutils.dumps(
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fake_devices_metadata)
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def get_fake_obj_device_metadata(context):
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fake_obj_devices_metadata_cpy = fake_obj_devices_metadata.obj_clone()
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fake_obj_devices_metadata_cpy._context = context
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return fake_obj_devices_metadata_cpy
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class _TestInstanceDeviceMetadata(object):
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def _check_object(self, obj_meta):
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self.assertTrue(isinstance(obj_meta,
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objects.NetworkInterfaceMetadata) or
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isinstance(obj_meta, objects.DiskMetadata))
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if isinstance(obj_meta, objects.NetworkInterfaceMetadata):
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self.assertEqual(obj_meta.mac, '52:54:00:f6:35:8f')
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self.assertEqual(obj_meta.tags, ['mytag1'])
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self.assertIsInstance(obj_meta.bus, objects.PCIDeviceBus)
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self.assertEqual(obj_meta.bus.address, '0000:00:03.0')
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self.assertEqual(obj_meta.vlan, 1000)
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elif isinstance(obj_meta, objects.DiskMetadata):
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self.assertIsInstance(obj_meta.bus, objects.PCIDeviceBus)
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self.assertEqual(obj_meta.bus.address, '0000:00:09.0')
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self.assertEqual(obj_meta.tags, ['nfvfunc3'])
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@mock.patch('nova.db.api.instance_extra_get_by_instance_uuid')
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def test_get_by_instance_uuid(self, mock_get):
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mock_get.return_value = fake_db_metadata
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inst_meta = objects.InstanceDeviceMetadata
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dev_meta = inst_meta.get_by_instance_uuid(
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self.context, 'fake_uuid')
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for obj_meta, fake_meta in zip(
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dev_meta.devices,
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fake_obj_devices_metadata.devices):
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self._check_object(obj_meta)
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def test_obj_from_db(self):
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db_meta = fake_db_metadata['device_metadata']
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metadata = objects.InstanceDeviceMetadata.obj_from_db(None, db_meta)
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for obj_meta in metadata.devices:
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self._check_object(obj_meta)
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def test_net_if_compatible_pre_1_1(self):
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vif_obj = objects.NetworkInterfaceMetadata(mac='52:54:00:f6:35:8f')
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vif_obj.tags = ['test']
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vif_obj.vlan = 1000
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primitive = vif_obj.obj_to_primitive()
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self.assertIn('vlan', primitive['nova_object.data'])
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vif_obj.obj_make_compatible(primitive['nova_object.data'], '1.0')
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self.assertNotIn('vlan', primitive['nova_object.data'])
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class TestInstanceDeviceMetadata(test_objects._LocalTest,
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_TestInstanceDeviceMetadata):
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pass
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class TestInstanceDeviceMetadataRemote(test_objects._RemoteTest,
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_TestInstanceDeviceMetadata):
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pass
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