399 lines
15 KiB
Python
399 lines
15 KiB
Python
# Copyright (c) 2014 IBM Corp.
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# All Rights Reserved.
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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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import mock
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from mox3 import mox
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from oslo_config import cfg
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from oslo_serialization import jsonutils
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from webob import exc
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from nova.api.openstack.compute import extensions
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from nova.api.openstack.compute import plugins
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from nova.api.openstack.compute.plugins.v3 import block_device_mapping_v1 as \
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block_device_mapping
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from nova.api.openstack.compute.plugins.v3 import servers as servers_v3
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from nova.api.openstack.compute import servers as servers_v2
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from nova.compute import api as compute_api
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from nova import exception
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from nova import test
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from nova.tests.unit.api.openstack import fakes
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from nova.tests.unit.image import fake
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CONF = cfg.CONF
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class BlockDeviceMappingTestV21(test.NoDBTestCase):
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validation_error = exception.ValidationError
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def _setup_controller(self):
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ext_info = plugins.LoadedExtensionInfo()
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CONF.set_override('extensions_blacklist', 'os-block-device-mapping',
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'osapi_v3')
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self.controller = servers_v3.ServersController(extension_info=ext_info)
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CONF.set_override('extensions_blacklist',
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['os-block-device-mapping-v1',
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'os-block-device-mapping'],
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'osapi_v3')
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self.no_volumes_controller = servers_v3.ServersController(
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extension_info=ext_info)
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CONF.set_override('extensions_blacklist', '', 'osapi_v3')
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def setUp(self):
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super(BlockDeviceMappingTestV21, self).setUp()
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self._setup_controller()
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fake.stub_out_image_service(self.stubs)
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self.volume_id = fakes.FAKE_UUID
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self.bdm = [{
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'no_device': None,
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'virtual_name': 'root',
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'volume_id': self.volume_id,
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'device_name': 'vda',
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'delete_on_termination': False
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}]
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def _get_servers_body(self, no_image=False):
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body = {
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'server': {
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'name': 'server_test',
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'imageRef': '76fa36fc-c930-4bf3-8c8a-ea2a2420deb6',
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'flavorRef': 'http://localhost/123/flavors/3',
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'metadata': {
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'hello': 'world',
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'open': 'stack',
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},
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},
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}
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if no_image:
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del body['server']['imageRef']
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return body
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def _test_create(self, params, no_image=False, override_controller=None):
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body = self._get_servers_body(no_image)
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body['server'].update(params)
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req = fakes.HTTPRequest.blank('/v2/fake/servers')
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req.method = 'POST'
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req.headers['content-type'] = 'application/json'
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req.body = jsonutils.dumps(body)
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if override_controller:
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override_controller.create(req, body=body).obj['server']
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else:
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self.controller.create(req, body=body).obj['server']
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def test_create_instance_with_volumes_enabled(self):
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params = {'block_device_mapping': self.bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], self.bdm)
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return old_create(*args, **kwargs)
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def _validate_bdm(*args, **kwargs):
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pass
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self.stubs.Set(compute_api.API, 'create', create)
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self.stubs.Set(compute_api.API, '_validate_bdm', _validate_bdm)
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self._test_create(params)
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def test_create_instance_with_volumes_enabled_and_bdms_no_image(self):
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"""Test that the create works if there is no image supplied but
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os-volumes extension is enabled and bdms are supplied
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"""
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self.mox.StubOutWithMock(compute_api.API, '_validate_bdm')
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self.mox.StubOutWithMock(compute_api.API, '_get_bdm_image_metadata')
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volume = {
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'id': 1,
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'status': 'active',
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'volume_image_metadata':
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{'test_key': 'test_value'}
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}
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compute_api.API._validate_bdm(mox.IgnoreArg(),
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mox.IgnoreArg(), mox.IgnoreArg(),
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mox.IgnoreArg()).AndReturn(True)
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compute_api.API._get_bdm_image_metadata(mox.IgnoreArg(),
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self.bdm,
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True).AndReturn(volume)
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params = {'block_device_mapping': self.bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], self.bdm)
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self.assertNotIn('imageRef', kwargs)
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return old_create(*args, **kwargs)
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def _validate_bdm(*args, **kwargs):
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pass
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self.stubs.Set(compute_api.API, 'create', create)
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self.mox.ReplayAll()
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self._test_create(params, no_image=True)
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def test_create_instance_with_volumes_disabled(self):
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bdm = [{'device_name': 'foo'}]
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params = {'block_device_mapping': bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertNotIn(block_device_mapping, kwargs)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self._test_create(params,
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override_controller=self.no_volumes_controller)
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@mock.patch('nova.compute.api.API._get_bdm_image_metadata')
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def test_create_instance_non_bootable_volume_fails(self, fake_bdm_meta):
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bdm = [{
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'volume_id': self.volume_id,
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'device_name': 'vda'
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}]
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params = {'block_device_mapping': bdm}
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fake_bdm_meta.side_effect = exception.InvalidBDMVolumeNotBootable(id=1)
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self.assertRaises(exc.HTTPBadRequest,
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self._test_create, params, no_image=True)
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def test_create_instance_with_device_name_not_string(self):
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self.bdm[0]['device_name'] = 123
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old_create = compute_api.API.create
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self.params = {'block_device_mapping': self.bdm}
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], self.bdm)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self.assertRaises(self.validation_error,
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self._test_create, self.params)
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def test_create_instance_with_snapshot_volume_id_none(self):
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old_create = compute_api.API.create
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bdm = [{
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'no_device': None,
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'snapshot_id': None,
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'volume_id': None,
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'device_name': 'vda',
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'delete_on_termination': False
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}]
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self.params = {'block_device_mapping': bdm}
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], bdm)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self.assertRaises(self.validation_error,
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self._test_create, self.params)
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@mock.patch.object(compute_api.API, 'create')
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def test_create_instance_with_bdm_param_not_list(self, mock_create):
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self.params = {'block_device_mapping': '/dev/vdb'}
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self.assertRaises(self.validation_error,
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self._test_create, self.params)
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def test_create_instance_with_device_name_empty(self):
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self.bdm[0]['device_name'] = ''
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params = {'block_device_mapping': self.bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], self.bdm)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self.assertRaises(self.validation_error,
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self._test_create, params)
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def test_create_instance_with_device_name_too_long(self):
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self.bdm[0]['device_name'] = 'a' * 256,
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params = {'block_device_mapping': self.bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], self.bdm)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self.assertRaises(self.validation_error,
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self._test_create, params)
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def test_create_instance_with_space_in_device_name(self):
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self.bdm[0]['device_name'] = 'vd a',
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params = {'block_device_mapping': self.bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertTrue(kwargs['legacy_bdm'])
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self.assertEqual(kwargs['block_device_mapping'], self.bdm)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self.assertRaises(self.validation_error,
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self._test_create, params)
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def test_create_instance_with_invalid_size(self):
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bdm = [{'delete_on_termination': True,
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'device_name': 'vda',
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'volume_size': "hello world",
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'volume_id': '11111111-1111-1111-1111-111111111111'}]
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params = {'block_device_mapping': bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertEqual(kwargs['block_device_mapping'], bdm)
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self.assertRaises(self.validation_error,
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self._test_create, params)
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def test_create_instance_with_bdm_delete_on_termination(self):
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bdm = [{'device_name': 'foo1', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': 'True'},
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{'device_name': 'foo2', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': True},
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{'device_name': 'foo3', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': 'invalid'},
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{'device_name': 'foo4', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': False},
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{'device_name': 'foo5', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': False}]
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expected_bdm = [
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{'device_name': 'foo1', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': True},
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{'device_name': 'foo2', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': True},
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{'device_name': 'foo3', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': False},
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{'device_name': 'foo4', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': False},
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{'device_name': 'foo5', 'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': False}]
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params = {'block_device_mapping': bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertEqual(expected_bdm, kwargs['block_device_mapping'])
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return old_create(*args, **kwargs)
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def _validate_bdm(*args, **kwargs):
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pass
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self.stubs.Set(compute_api.API, 'create', create)
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self.stubs.Set(compute_api.API, '_validate_bdm', _validate_bdm)
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self._test_create(params)
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def test_create_instance_decide_format_legacy(self):
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ext_info = plugins.LoadedExtensionInfo()
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CONF.set_override('extensions_blacklist',
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['os-block-device-mapping',
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'os-block-device-mapping-v1'],
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'osapi_v3')
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controller = servers_v3.ServersController(extension_info=ext_info)
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bdm = [{'device_name': 'foo1',
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'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': True}]
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expected_legacy_flag = True
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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legacy_bdm = kwargs.get('legacy_bdm', True)
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self.assertEqual(legacy_bdm, expected_legacy_flag)
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return old_create(*args, **kwargs)
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def _validate_bdm(*args, **kwargs):
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pass
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self.stubs.Set(compute_api.API, 'create', create)
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self.stubs.Set(compute_api.API, '_validate_bdm',
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_validate_bdm)
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self._test_create({}, override_controller=controller)
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params = {'block_device_mapping': bdm}
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self._test_create(params, override_controller=controller)
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def test_create_instance_both_bdm_formats(self):
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ext_info = plugins.LoadedExtensionInfo()
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CONF.set_override('extensions_blacklist', '', 'osapi_v3')
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both_controllers = servers_v3.ServersController(
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extension_info=ext_info)
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bdm = [{'device_name': 'foo'}]
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bdm_v2 = [{'source_type': 'volume',
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'uuid': 'fake_vol'}]
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params = {'block_device_mapping': bdm,
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'block_device_mapping_v2': bdm_v2}
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self.assertRaises(exc.HTTPBadRequest, self._test_create, params,
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override_controller=both_controllers)
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class BlockDeviceMappingTestV2(BlockDeviceMappingTestV21):
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validation_error = exc.HTTPBadRequest
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def _setup_controller(self):
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self.ext_mgr = extensions.ExtensionManager()
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self.ext_mgr.extensions = {'os-volumes': 'fake'}
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self.controller = servers_v2.Controller(self.ext_mgr)
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self.ext_mgr_no_vols = extensions.ExtensionManager()
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self.ext_mgr_no_vols.extensions = {}
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self.no_volumes_controller = servers_v2.Controller(
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self.ext_mgr_no_vols)
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def test_create_instance_with_volumes_disabled(self):
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bdm = [{'device_name': 'foo'}]
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params = {'block_device_mapping': bdm}
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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self.assertIsNone(kwargs['block_device_mapping'])
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return old_create(*args, **kwargs)
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self.stubs.Set(compute_api.API, 'create', create)
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self._test_create(params,
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override_controller=self.no_volumes_controller)
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def test_create_instance_decide_format_legacy(self):
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ext_mgr = extensions.ExtensionManager()
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ext_mgr.extensions = {'os-volumes': 'fake',
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'os-block-device-mapping-v2-boot': 'fake'}
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controller = servers_v2.Controller(self.ext_mgr)
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bdm = [{'device_name': 'foo1',
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'volume_id': fakes.FAKE_UUID,
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'delete_on_termination': 1}]
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expected_legacy_flag = True
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old_create = compute_api.API.create
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def create(*args, **kwargs):
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legacy_bdm = kwargs.get('legacy_bdm', True)
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self.assertEqual(legacy_bdm, expected_legacy_flag)
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return old_create(*args, **kwargs)
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def _validate_bdm(*args, **kwargs):
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pass
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self.stubs.Set(compute_api.API, 'create', create)
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self.stubs.Set(compute_api.API, '_validate_bdm',
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_validate_bdm)
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self._test_create({}, override_controller=controller)
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params = {'block_device_mapping': bdm}
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self._test_create(params, override_controller=controller)
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