164 lines
6.2 KiB
Python
164 lines
6.2 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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from nova import context
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from nova.db.sqlalchemy import api as db
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from nova.db.sqlalchemy import api_models
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from nova import exception
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from nova import objects
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from nova.objects import base as obj_base
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from nova.objects import request_spec
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from nova import test
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from nova.tests import fixtures
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from nova.tests.functional import integrated_helpers
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from nova.tests.unit import fake_network
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from nova.tests.unit import fake_request_spec
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class RequestSpecTestCase(test.NoDBTestCase):
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USES_DB_SELF = True
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def setUp(self):
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super(RequestSpecTestCase, self).setUp()
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self.useFixture(fixtures.Database(database='api'))
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self.context = context.RequestContext('fake-user', 'fake-project')
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self.spec_obj = request_spec.RequestSpec()
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self.instance_uuid = None
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def _create_spec(self):
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args = fake_request_spec.fake_db_spec()
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args.pop('id', None)
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self.instance_uuid = args['instance_uuid']
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request_spec.RequestSpec._from_db_object(self.context, self.spec_obj,
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self.spec_obj._create_in_db(self.context, args))
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return self.spec_obj
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def test_get_by_instance_uuid_not_found(self):
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self.assertRaises(exception.RequestSpecNotFound,
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self.spec_obj._get_by_instance_uuid_from_db, self.context,
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self.instance_uuid)
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def test_get_by_uuid(self):
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spec = self._create_spec()
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db_spec = self.spec_obj.get_by_instance_uuid(self.context,
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self.instance_uuid)
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self.assertTrue(obj_base.obj_equal_prims(spec, db_spec))
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def test_save_in_db(self):
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spec = self._create_spec()
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old_az = spec.availability_zone
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spec.availability_zone = '%s-new' % old_az
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spec.save()
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db_spec = self.spec_obj.get_by_instance_uuid(self.context,
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spec.instance_uuid)
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self.assertTrue(obj_base.obj_equal_prims(spec, db_spec))
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self.assertNotEqual(old_az, db_spec.availability_zone)
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def test_double_create(self):
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spec = self._create_spec()
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self.assertRaises(exception.ObjectActionError, spec.create)
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def test_destroy(self):
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spec = self._create_spec()
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spec.destroy()
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self.assertRaises(
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exception.RequestSpecNotFound,
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self.spec_obj._get_by_instance_uuid_from_db, self.context,
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self.instance_uuid)
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def test_destroy_not_found(self):
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spec = self._create_spec()
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spec.destroy()
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self.assertRaises(exception.RequestSpecNotFound, spec.destroy)
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@db.api_context_manager.writer
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def _delete_request_spec(context, instance_uuid):
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"""Deletes a RequestSpec by the instance_uuid."""
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context.session.query(api_models.RequestSpec).filter_by(
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instance_uuid=instance_uuid).delete()
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class RequestSpecInstanceMigrationTestCase(
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integrated_helpers._IntegratedTestBase):
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api_major_version = 'v2.1'
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_image_ref_parameter = 'imageRef'
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_flavor_ref_parameter = 'flavorRef'
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def setUp(self):
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super(RequestSpecInstanceMigrationTestCase, self).setUp()
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self.context = context.get_admin_context()
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fake_network.set_stub_network_methods(self)
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def _create_instances(self, old=2, total=5):
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request = self._build_minimal_create_server_request()
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# Create all instances that would set a RequestSpec object
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request.update({'max_count': total})
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self.api.post_server({'server': request})
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self.instances = objects.InstanceList.get_all(self.context)
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# Make sure that we have all the needed instances
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self.assertEqual(total, len(self.instances))
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# Fake the legacy behaviour by removing the RequestSpec for some old.
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for i in range(0, old):
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_delete_request_spec(self.context, self.instances[i].uuid)
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# Just add a deleted instance to make sure we don't create
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# a RequestSpec object for it.
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del request['max_count']
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server = self.api.post_server({'server': request})
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self.api.delete_server(server['id'])
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# Make sure we have the deleted instance only soft-deleted in DB
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deleted_instances = objects.InstanceList.get_by_filters(
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self.context, filters={'deleted': True})
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self.assertEqual(1, len(deleted_instances))
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def test_migration(self):
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self._create_instances(old=2, total=5)
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match, done = request_spec.migrate_instances_add_request_spec(
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self.context, 2)
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self.assertEqual(2, match)
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self.assertEqual(2, done)
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# Run again the migration call for making sure that we don't check
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# again the same instances
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match, done = request_spec.migrate_instances_add_request_spec(
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self.context, 3)
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self.assertEqual(3, match)
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self.assertEqual(0, done)
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# Make sure we ran over all the instances
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match, done = request_spec.migrate_instances_add_request_spec(
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self.context, 50)
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self.assertEqual(0, match)
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self.assertEqual(0, done)
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# Make sure all instances have now a related RequestSpec
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for uuid in [instance.uuid for instance in self.instances]:
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try:
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objects.RequestSpec.get_by_instance_uuid(self.context, uuid)
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except exception.RequestSpecNotFound:
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self.fail("RequestSpec not found for instance UUID :%s ", uuid)
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def test_migration_with_none_old(self):
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self._create_instances(old=0, total=5)
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# Make sure no migrations can be found
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match, done = request_spec.migrate_instances_add_request_spec(
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self.context, 50)
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self.assertEqual(5, match)
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self.assertEqual(0, done)
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