1455 lines
67 KiB
Python
1455 lines
67 KiB
Python
# Copyright 2012 IBM Corp.
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# Copyright 2013 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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"""Tests for the conductor service."""
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import copy
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import uuid
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import mock
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from mox3 import mox
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import oslo_messaging as messaging
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from oslo_utils import timeutils
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import six
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from nova.compute import flavors
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from nova.compute import rpcapi as compute_rpcapi
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from nova.compute import task_states
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from nova.compute import vm_states
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from nova import conductor
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from nova.conductor import api as conductor_api
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from nova.conductor import manager as conductor_manager
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from nova.conductor import rpcapi as conductor_rpcapi
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from nova.conductor.tasks import live_migrate
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from nova.conductor.tasks import migrate
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from nova import context
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from nova import db
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from nova import exception as exc
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from nova.image import api as image_api
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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 fields
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from nova import rpc
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from nova.scheduler import client as scheduler_client
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from nova.scheduler import utils as scheduler_utils
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from nova import test
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from nova.tests.unit import cast_as_call
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from nova.tests.unit.compute import test_compute
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from nova.tests.unit import fake_instance
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from nova.tests.unit import fake_notifier
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from nova.tests.unit import fake_server_actions
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from nova.tests.unit import fake_utils
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from nova import utils
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class FakeContext(context.RequestContext):
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def elevated(self):
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"""Return a consistent elevated context so we can detect it."""
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if not hasattr(self, '_elevated'):
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self._elevated = super(FakeContext, self).elevated()
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return self._elevated
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class _BaseTestCase(object):
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def setUp(self):
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super(_BaseTestCase, self).setUp()
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self.db = None
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = FakeContext(self.user_id, self.project_id)
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fake_notifier.stub_notifier(self.stubs)
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self.addCleanup(fake_notifier.reset)
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def fake_deserialize_context(serializer, ctxt_dict):
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self.assertEqual(self.context.user_id, ctxt_dict['user_id'])
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self.assertEqual(self.context.project_id, ctxt_dict['project_id'])
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return self.context
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self.stubs.Set(rpc.RequestContextSerializer, 'deserialize_context',
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fake_deserialize_context)
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fake_utils.stub_out_utils_spawn_n(self.stubs)
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def test_provider_fw_rule_get_all(self):
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fake_rules = ['a', 'b', 'c']
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self.mox.StubOutWithMock(db, 'provider_fw_rule_get_all')
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db.provider_fw_rule_get_all(self.context).AndReturn(fake_rules)
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self.mox.ReplayAll()
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result = self.conductor.provider_fw_rule_get_all(self.context)
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self.assertEqual(result, fake_rules)
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class ConductorTestCase(_BaseTestCase, test.TestCase):
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"""Conductor Manager Tests."""
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def setUp(self):
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super(ConductorTestCase, self).setUp()
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self.conductor = conductor_manager.ConductorManager()
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self.conductor_manager = self.conductor
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def _test_object_action(self, is_classmethod, raise_exception):
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class TestObject(obj_base.NovaObject):
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def foo(self, raise_exception=False):
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if raise_exception:
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raise Exception('test')
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else:
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return 'test'
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@classmethod
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def bar(cls, context, raise_exception=False):
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if raise_exception:
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raise Exception('test')
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else:
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return 'test'
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obj_base.NovaObjectRegistry.register(TestObject)
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obj = TestObject()
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# NOTE(danms): After a trip over RPC, any tuple will be a list,
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# so use a list here to make sure we can handle it
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fake_args = []
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if is_classmethod:
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versions = {'TestObject': '1.0'}
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result = self.conductor.object_class_action_versions(
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self.context, TestObject.obj_name(), 'bar', versions,
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fake_args, {'raise_exception': raise_exception})
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else:
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updates, result = self.conductor.object_action(
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self.context, obj, 'foo', fake_args,
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{'raise_exception': raise_exception})
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self.assertEqual('test', result)
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def test_object_action(self):
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self._test_object_action(False, False)
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def test_object_action_on_raise(self):
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self.assertRaises(messaging.ExpectedException,
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self._test_object_action, False, True)
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def test_object_class_action(self):
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self._test_object_action(True, False)
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def test_object_class_action_on_raise(self):
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self.assertRaises(messaging.ExpectedException,
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self._test_object_action, True, True)
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def test_object_action_copies_object(self):
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class TestObject(obj_base.NovaObject):
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fields = {'dict': fields.DictOfStringsField()}
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def touch_dict(self):
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self.dict['foo'] = 'bar'
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self.obj_reset_changes()
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obj_base.NovaObjectRegistry.register(TestObject)
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obj = TestObject()
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obj.dict = {}
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obj.obj_reset_changes()
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updates, result = self.conductor.object_action(
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self.context, obj, 'touch_dict', tuple(), {})
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# NOTE(danms): If conductor did not properly copy the object, then
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# the new and reference copies of the nested dict object will be
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# the same, and thus 'dict' will not be reported as changed
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self.assertIn('dict', updates)
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self.assertEqual({'foo': 'bar'}, updates['dict'])
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def test_object_class_action_versions(self):
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@obj_base.NovaObjectRegistry.register
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class TestObject(obj_base.NovaObject):
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VERSION = '1.10'
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@classmethod
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def foo(cls, context):
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return cls()
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versions = {
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'TestObject': '1.2',
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'OtherObj': '1.0',
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}
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with mock.patch.object(self.conductor_manager,
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'_object_dispatch') as m:
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m.return_value = TestObject()
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m.return_value.obj_to_primitive = mock.MagicMock()
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self.conductor.object_class_action_versions(
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self.context, TestObject.obj_name(), 'foo', versions,
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tuple(), {})
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m.return_value.obj_to_primitive.assert_called_once_with(
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target_version='1.2', version_manifest=versions)
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class ConductorRPCAPITestCase(_BaseTestCase, test.TestCase):
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"""Conductor RPC API Tests."""
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def setUp(self):
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super(ConductorRPCAPITestCase, self).setUp()
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self.conductor_service = self.start_service(
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'conductor', manager='nova.conductor.manager.ConductorManager')
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self.conductor_manager = self.conductor_service.manager
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self.conductor = conductor_rpcapi.ConductorAPI()
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class ConductorAPITestCase(_BaseTestCase, test.TestCase):
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"""Conductor API Tests."""
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def setUp(self):
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super(ConductorAPITestCase, self).setUp()
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self.conductor_service = self.start_service(
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'conductor', manager='nova.conductor.manager.ConductorManager')
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self.conductor = conductor_api.API()
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self.conductor_manager = self.conductor_service.manager
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self.db = None
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def test_wait_until_ready(self):
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timeouts = []
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calls = dict(count=0)
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def fake_ping(context, message, timeout):
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timeouts.append(timeout)
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calls['count'] += 1
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if calls['count'] < 15:
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raise messaging.MessagingTimeout("fake")
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self.stubs.Set(self.conductor.base_rpcapi, 'ping', fake_ping)
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self.conductor.wait_until_ready(self.context)
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self.assertEqual(timeouts.count(10), 10)
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self.assertIn(None, timeouts)
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@mock.patch('oslo_versionedobjects.base.obj_tree_get_versions')
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def test_object_backport_redirect(self, mock_ovo):
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mock_ovo.return_value = mock.sentinel.obj_versions
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mock_objinst = mock.Mock()
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with mock.patch.object(self.conductor,
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'object_backport_versions') as mock_call:
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self.conductor.object_backport(mock.sentinel.ctxt,
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mock_objinst,
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mock.sentinel.target_version)
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mock_call.assert_called_once_with(mock.sentinel.ctxt,
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mock_objinst,
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mock.sentinel.obj_versions)
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class ConductorLocalAPITestCase(ConductorAPITestCase):
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"""Conductor LocalAPI Tests."""
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def setUp(self):
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super(ConductorLocalAPITestCase, self).setUp()
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self.conductor = conductor_api.LocalAPI()
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self.conductor_manager = self.conductor._manager._target
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self.db = db
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def test_wait_until_ready(self):
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# Override test in ConductorAPITestCase
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pass
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class ConductorImportTest(test.TestCase):
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def test_import_conductor_local(self):
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self.flags(use_local=True, group='conductor')
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self.assertIsInstance(conductor.API(), conductor_api.LocalAPI)
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self.assertIsInstance(conductor.ComputeTaskAPI(),
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conductor_api.LocalComputeTaskAPI)
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def test_import_conductor_rpc(self):
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self.flags(use_local=False, group='conductor')
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self.assertIsInstance(conductor.API(), conductor_api.API)
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self.assertIsInstance(conductor.ComputeTaskAPI(),
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conductor_api.ComputeTaskAPI)
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def test_import_conductor_override_to_local(self):
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self.flags(use_local=False, group='conductor')
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self.assertIsInstance(conductor.API(use_local=True),
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conductor_api.LocalAPI)
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self.assertIsInstance(conductor.ComputeTaskAPI(use_local=True),
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conductor_api.LocalComputeTaskAPI)
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class _BaseTaskTestCase(object):
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def setUp(self):
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super(_BaseTaskTestCase, self).setUp()
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = FakeContext(self.user_id, self.project_id)
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fake_server_actions.stub_out_action_events(self.stubs)
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def fake_deserialize_context(serializer, ctxt_dict):
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self.assertEqual(self.context.user_id, ctxt_dict['user_id'])
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self.assertEqual(self.context.project_id, ctxt_dict['project_id'])
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return self.context
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self.stubs.Set(rpc.RequestContextSerializer, 'deserialize_context',
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fake_deserialize_context)
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def _prepare_rebuild_args(self, update_args=None):
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# Args that don't get passed in to the method but do get passed to RPC
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migration = update_args and update_args.pop('migration', None)
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node = update_args and update_args.pop('node', None)
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limits = update_args and update_args.pop('limits', None)
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rebuild_args = {'new_pass': 'admin_password',
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'injected_files': 'files_to_inject',
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'image_ref': 'image_ref',
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'orig_image_ref': 'orig_image_ref',
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'orig_sys_metadata': 'orig_sys_meta',
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'bdms': {},
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'recreate': False,
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'on_shared_storage': False,
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'preserve_ephemeral': False,
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'host': 'compute-host'}
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if update_args:
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rebuild_args.update(update_args)
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compute_rebuild_args = copy.deepcopy(rebuild_args)
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compute_rebuild_args['migration'] = migration
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compute_rebuild_args['node'] = node
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compute_rebuild_args['limits'] = limits
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return rebuild_args, compute_rebuild_args
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@mock.patch('nova.objects.Migration')
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def test_live_migrate(self, migobj):
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inst = fake_instance.fake_db_instance()
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inst_obj = objects.Instance._from_db_object(
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self.context, objects.Instance(), inst, [])
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migration = migobj()
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self.mox.StubOutWithMock(live_migrate.LiveMigrationTask, 'execute')
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task = self.conductor_manager._build_live_migrate_task(
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self.context, inst_obj, 'destination', 'block_migration',
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'disk_over_commit', migration)
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task.execute()
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self.mox.ReplayAll()
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if isinstance(self.conductor, (conductor_api.ComputeTaskAPI,
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conductor_api.LocalComputeTaskAPI)):
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# The API method is actually 'live_migrate_instance'. It gets
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# converted into 'migrate_server' when doing RPC.
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self.conductor.live_migrate_instance(self.context, inst_obj,
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'destination', 'block_migration', 'disk_over_commit')
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else:
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self.conductor.migrate_server(self.context, inst_obj,
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{'host': 'destination'}, True, False, None,
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'block_migration', 'disk_over_commit')
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self.assertEqual('accepted', migration.status)
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self.assertEqual('destination', migration.dest_compute)
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self.assertEqual(inst_obj.host, migration.source_compute)
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def _test_cold_migrate(self, clean_shutdown=True):
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self.mox.StubOutWithMock(utils, 'get_image_from_system_metadata')
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self.mox.StubOutWithMock(scheduler_utils, 'build_request_spec')
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self.mox.StubOutWithMock(migrate.MigrationTask, 'execute')
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inst = fake_instance.fake_db_instance(image_ref='image_ref')
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inst_obj = objects.Instance._from_db_object(
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self.context, objects.Instance(), inst, [])
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inst_obj.system_metadata = {'image_hw_disk_bus': 'scsi'}
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flavor = flavors.get_default_flavor()
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flavor.extra_specs = {'extra_specs': 'fake'}
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filter_properties = {'limits': {},
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'retry': {'num_attempts': 1,
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'hosts': [['host1', None]]}}
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request_spec = {'instance_type': obj_base.obj_to_primitive(flavor),
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'instance_properties': {}}
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utils.get_image_from_system_metadata(
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inst_obj.system_metadata).AndReturn('image')
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scheduler_utils.build_request_spec(
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self.context, 'image',
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[mox.IsA(objects.Instance)],
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instance_type=mox.IsA(objects.Flavor)).AndReturn(request_spec)
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task = self.conductor_manager._build_cold_migrate_task(
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self.context, inst_obj, flavor, filter_properties,
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request_spec, [], clean_shutdown=clean_shutdown)
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task.execute()
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self.mox.ReplayAll()
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scheduler_hint = {'filter_properties': {}}
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if isinstance(self.conductor, (conductor_api.ComputeTaskAPI,
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conductor_api.LocalComputeTaskAPI)):
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# The API method is actually 'resize_instance'. It gets
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# converted into 'migrate_server' when doing RPC.
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self.conductor.resize_instance(
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self.context, inst_obj, {}, scheduler_hint, flavor, [],
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clean_shutdown)
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else:
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self.conductor.migrate_server(
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self.context, inst_obj, scheduler_hint,
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False, False, flavor, None, None, [],
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clean_shutdown)
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def test_cold_migrate(self):
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self._test_cold_migrate()
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def test_cold_migrate_forced_shutdown(self):
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self._test_cold_migrate(clean_shutdown=False)
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@mock.patch('nova.objects.Instance.refresh')
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@mock.patch('nova.utils.spawn_n')
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def test_build_instances(self, mock_spawn, mock_refresh):
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mock_spawn.side_effect = lambda f, *a, **k: f(*a, **k)
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instance_type = flavors.get_default_flavor()
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instances = [objects.Instance(context=self.context,
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id=i,
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uuid=uuid.uuid4(),
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flavor=instance_type) for i in range(2)]
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instance_type_p = obj_base.obj_to_primitive(instance_type)
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instance_properties = obj_base.obj_to_primitive(instances[0])
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instance_properties['system_metadata'] = flavors.save_flavor_info(
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{}, instance_type)
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self.mox.StubOutWithMock(self.conductor_manager, '_schedule_instances')
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self.mox.StubOutWithMock(db,
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'block_device_mapping_get_all_by_instance')
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self.mox.StubOutWithMock(self.conductor_manager.compute_rpcapi,
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'build_and_run_instance')
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spec = {'image': {'fake_data': 'should_pass_silently'},
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'instance_properties': instance_properties,
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'instance_type': instance_type_p,
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'num_instances': 2}
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filter_properties = {'retry': {'num_attempts': 1, 'hosts': []}}
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self.conductor_manager._schedule_instances(self.context,
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spec, filter_properties).AndReturn(
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[{'host': 'host1', 'nodename': 'node1', 'limits': []},
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{'host': 'host2', 'nodename': 'node2', 'limits': []}])
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db.block_device_mapping_get_all_by_instance(self.context,
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instances[0].uuid, use_slave=False).AndReturn([])
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self.conductor_manager.compute_rpcapi.build_and_run_instance(
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self.context,
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instance=mox.IgnoreArg(),
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host='host1',
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image={'fake_data': 'should_pass_silently'},
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request_spec={
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'image': {'fake_data': 'should_pass_silently'},
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'instance_properties': instance_properties,
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'instance_type': instance_type_p,
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'num_instances': 2},
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filter_properties={'retry': {'num_attempts': 1,
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'hosts': [['host1', 'node1']]},
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'limits': []},
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admin_password='admin_password',
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injected_files='injected_files',
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requested_networks=None,
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security_groups='security_groups',
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block_device_mapping=mox.IgnoreArg(),
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node='node1', limits=[])
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db.block_device_mapping_get_all_by_instance(self.context,
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instances[1].uuid, use_slave=False).AndReturn([])
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self.conductor_manager.compute_rpcapi.build_and_run_instance(
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self.context,
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instance=mox.IgnoreArg(),
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host='host2',
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image={'fake_data': 'should_pass_silently'},
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request_spec={
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'image': {'fake_data': 'should_pass_silently'},
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'instance_properties': instance_properties,
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'instance_type': instance_type_p,
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'num_instances': 2},
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filter_properties={'limits': [],
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'retry': {'num_attempts': 1,
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'hosts': [['host2', 'node2']]}},
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admin_password='admin_password',
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injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping=mox.IgnoreArg(),
|
|
node='node2', limits=[])
|
|
self.mox.ReplayAll()
|
|
|
|
# build_instances() is a cast, we need to wait for it to complete
|
|
self.useFixture(cast_as_call.CastAsCall(self.stubs))
|
|
|
|
self.conductor.build_instances(self.context,
|
|
instances=instances,
|
|
image={'fake_data': 'should_pass_silently'},
|
|
filter_properties={},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping='block_device_mapping',
|
|
legacy_bdm=False)
|
|
|
|
def test_build_instances_scheduler_failure(self):
|
|
instances = [fake_instance.fake_instance_obj(self.context)
|
|
for i in range(2)]
|
|
image = {'fake-data': 'should_pass_silently'}
|
|
spec = {'fake': 'specs',
|
|
'instance_properties': instances[0]}
|
|
exception = exc.NoValidHost(reason='fake-reason')
|
|
self.mox.StubOutWithMock(scheduler_utils, 'build_request_spec')
|
|
self.mox.StubOutWithMock(self.conductor_manager, '_schedule_instances')
|
|
self.mox.StubOutWithMock(scheduler_utils, 'set_vm_state_and_notify')
|
|
|
|
scheduler_utils.build_request_spec(self.context, image,
|
|
mox.IgnoreArg()).AndReturn(spec)
|
|
filter_properties = {'retry': {'num_attempts': 1, 'hosts': []}}
|
|
self.conductor_manager._schedule_instances(self.context,
|
|
spec, filter_properties).AndRaise(exception)
|
|
updates = {'vm_state': vm_states.ERROR, 'task_state': None}
|
|
for instance in instances:
|
|
scheduler_utils.set_vm_state_and_notify(
|
|
self.context, instance.uuid, 'compute_task', 'build_instances',
|
|
updates, exception, spec, self.conductor_manager.db)
|
|
self.mox.ReplayAll()
|
|
|
|
# build_instances() is a cast, we need to wait for it to complete
|
|
self.useFixture(cast_as_call.CastAsCall(self.stubs))
|
|
|
|
self.conductor.build_instances(self.context,
|
|
instances=instances,
|
|
image=image,
|
|
filter_properties={},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping='block_device_mapping',
|
|
legacy_bdm=False)
|
|
|
|
@mock.patch('nova.utils.spawn_n')
|
|
@mock.patch.object(scheduler_utils, 'build_request_spec')
|
|
@mock.patch.object(scheduler_utils, 'setup_instance_group')
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_set_vm_state_and_notify')
|
|
def test_build_instances_scheduler_group_failure(self, state_mock,
|
|
sig_mock, bs_mock,
|
|
spawn_mock):
|
|
instances = [fake_instance.fake_instance_obj(self.context)
|
|
for i in range(2)]
|
|
image = {'fake-data': 'should_pass_silently'}
|
|
spec = {'fake': 'specs',
|
|
'instance_properties': instances[0]}
|
|
|
|
# NOTE(gibi): LocalComputeTaskAPI use eventlet spawn that makes mocking
|
|
# hard so use direct call instead.
|
|
spawn_mock.side_effect = lambda f, *a, **k: f(*a, **k)
|
|
bs_mock.return_value = spec
|
|
exception = exc.UnsupportedPolicyException(reason='fake-reason')
|
|
sig_mock.side_effect = exception
|
|
|
|
updates = {'vm_state': vm_states.ERROR, 'task_state': None}
|
|
|
|
# build_instances() is a cast, we need to wait for it to complete
|
|
self.useFixture(cast_as_call.CastAsCall(self.stubs))
|
|
|
|
self.conductor.build_instances(
|
|
context=self.context,
|
|
instances=instances,
|
|
image=image,
|
|
filter_properties={},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping='block_device_mapping',
|
|
legacy_bdm=False)
|
|
calls = []
|
|
for instance in instances:
|
|
calls.append(mock.call(self.context, instance.uuid,
|
|
'build_instances', updates, exception, spec))
|
|
state_mock.assert_has_calls(calls)
|
|
|
|
def test_unshelve_instance_on_host(self):
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED
|
|
instance.task_state = task_states.UNSHELVING
|
|
instance.save()
|
|
system_metadata = instance.system_metadata
|
|
|
|
self.mox.StubOutWithMock(self.conductor_manager.compute_rpcapi,
|
|
'start_instance')
|
|
self.mox.StubOutWithMock(self.conductor_manager.compute_rpcapi,
|
|
'unshelve_instance')
|
|
|
|
self.conductor_manager.compute_rpcapi.start_instance(self.context,
|
|
instance)
|
|
self.mox.ReplayAll()
|
|
|
|
system_metadata['shelved_at'] = timeutils.utcnow()
|
|
system_metadata['shelved_image_id'] = 'fake_image_id'
|
|
system_metadata['shelved_host'] = 'fake-mini'
|
|
self.conductor_manager.unshelve_instance(self.context, instance)
|
|
|
|
def test_unshelve_offloaded_instance_glance_image_not_found(self):
|
|
shelved_image_id = "image_not_found"
|
|
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED_OFFLOADED
|
|
instance.task_state = task_states.UNSHELVING
|
|
instance.save()
|
|
system_metadata = instance.system_metadata
|
|
|
|
self.mox.StubOutWithMock(self.conductor_manager.image_api, 'get')
|
|
|
|
e = exc.ImageNotFound(image_id=shelved_image_id)
|
|
self.conductor_manager.image_api.get(
|
|
self.context, shelved_image_id, show_deleted=False).AndRaise(e)
|
|
self.mox.ReplayAll()
|
|
|
|
system_metadata['shelved_at'] = timeutils.utcnow()
|
|
system_metadata['shelved_host'] = 'fake-mini'
|
|
system_metadata['shelved_image_id'] = shelved_image_id
|
|
|
|
self.assertRaises(
|
|
exc.UnshelveException,
|
|
self.conductor_manager.unshelve_instance,
|
|
self.context, instance)
|
|
self.assertEqual(instance.vm_state, vm_states.ERROR)
|
|
|
|
def test_unshelve_offloaded_instance_image_id_is_none(self):
|
|
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED_OFFLOADED
|
|
instance.task_state = task_states.UNSHELVING
|
|
# 'shelved_image_id' is None for volumebacked instance
|
|
instance.system_metadata['shelved_image_id'] = None
|
|
|
|
with test.nested(
|
|
mock.patch.object(self.conductor_manager,
|
|
'_schedule_instances'),
|
|
mock.patch.object(self.conductor_manager.compute_rpcapi,
|
|
'unshelve_instance'),
|
|
) as (schedule_mock, unshelve_mock):
|
|
schedule_mock.return_value = [{'host': 'fake_host',
|
|
'nodename': 'fake_node',
|
|
'limits': {}}]
|
|
self.conductor_manager.unshelve_instance(self.context, instance)
|
|
self.assertEqual(1, unshelve_mock.call_count)
|
|
|
|
def test_unshelve_instance_schedule_and_rebuild(self):
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED_OFFLOADED
|
|
instance.save()
|
|
filter_properties = {'retry': {'num_attempts': 1,
|
|
'hosts': []}}
|
|
system_metadata = instance.system_metadata
|
|
|
|
self.mox.StubOutWithMock(self.conductor_manager.image_api, 'get')
|
|
self.mox.StubOutWithMock(scheduler_utils, 'build_request_spec')
|
|
self.mox.StubOutWithMock(self.conductor_manager, '_schedule_instances')
|
|
self.mox.StubOutWithMock(self.conductor_manager.compute_rpcapi,
|
|
'unshelve_instance')
|
|
|
|
self.conductor_manager.image_api.get(self.context,
|
|
'fake_image_id', show_deleted=False).AndReturn('fake_image')
|
|
scheduler_utils.build_request_spec(self.context, 'fake_image',
|
|
mox.IgnoreArg()).AndReturn('req_spec')
|
|
self.conductor_manager._schedule_instances(self.context,
|
|
'req_spec', filter_properties).AndReturn(
|
|
[{'host': 'fake_host',
|
|
'nodename': 'fake_node',
|
|
'limits': {}}])
|
|
self.conductor_manager.compute_rpcapi.unshelve_instance(self.context,
|
|
instance, 'fake_host', image='fake_image',
|
|
filter_properties={'limits': {},
|
|
'retry': {'num_attempts': 1,
|
|
'hosts': [['fake_host',
|
|
'fake_node']]}},
|
|
node='fake_node')
|
|
self.mox.ReplayAll()
|
|
|
|
system_metadata['shelved_at'] = timeutils.utcnow()
|
|
system_metadata['shelved_image_id'] = 'fake_image_id'
|
|
system_metadata['shelved_host'] = 'fake-mini'
|
|
self.conductor_manager.unshelve_instance(self.context, instance)
|
|
|
|
def test_unshelve_instance_schedule_and_rebuild_novalid_host(self):
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED_OFFLOADED
|
|
instance.save()
|
|
system_metadata = instance.system_metadata
|
|
|
|
def fake_schedule_instances(context, image, filter_properties,
|
|
*instances):
|
|
raise exc.NoValidHost(reason='')
|
|
|
|
with test.nested(
|
|
mock.patch.object(self.conductor_manager.image_api, 'get',
|
|
return_value='fake_image'),
|
|
mock.patch.object(self.conductor_manager, '_schedule_instances',
|
|
fake_schedule_instances)
|
|
) as (_get_image, _schedule_instances):
|
|
system_metadata['shelved_at'] = timeutils.utcnow()
|
|
system_metadata['shelved_image_id'] = 'fake_image_id'
|
|
system_metadata['shelved_host'] = 'fake-mini'
|
|
self.conductor_manager.unshelve_instance(self.context, instance)
|
|
_get_image.assert_has_calls([mock.call(self.context,
|
|
system_metadata['shelved_image_id'],
|
|
show_deleted=False)])
|
|
self.assertEqual(vm_states.SHELVED_OFFLOADED, instance.vm_state)
|
|
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_schedule_instances',
|
|
side_effect=messaging.MessagingTimeout())
|
|
@mock.patch.object(image_api.API, 'get', return_value='fake_image')
|
|
def test_unshelve_instance_schedule_and_rebuild_messaging_exception(
|
|
self, mock_get_image, mock_schedule_instances):
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED_OFFLOADED
|
|
instance.task_state = task_states.UNSHELVING
|
|
instance.save()
|
|
system_metadata = instance.system_metadata
|
|
|
|
system_metadata['shelved_at'] = timeutils.utcnow()
|
|
system_metadata['shelved_image_id'] = 'fake_image_id'
|
|
system_metadata['shelved_host'] = 'fake-mini'
|
|
self.assertRaises(messaging.MessagingTimeout,
|
|
self.conductor_manager.unshelve_instance,
|
|
self.context, instance)
|
|
mock_get_image.assert_has_calls([mock.call(self.context,
|
|
system_metadata['shelved_image_id'],
|
|
show_deleted=False)])
|
|
self.assertEqual(vm_states.SHELVED_OFFLOADED, instance.vm_state)
|
|
self.assertIsNone(instance.task_state)
|
|
|
|
def test_unshelve_instance_schedule_and_rebuild_volume_backed(self):
|
|
instance = self._create_fake_instance_obj()
|
|
instance.vm_state = vm_states.SHELVED_OFFLOADED
|
|
instance.save()
|
|
filter_properties = {'retry': {'num_attempts': 1,
|
|
'hosts': []}}
|
|
system_metadata = instance.system_metadata
|
|
|
|
self.mox.StubOutWithMock(scheduler_utils, 'build_request_spec')
|
|
self.mox.StubOutWithMock(self.conductor_manager, '_schedule_instances')
|
|
self.mox.StubOutWithMock(self.conductor_manager.compute_rpcapi,
|
|
'unshelve_instance')
|
|
|
|
scheduler_utils.build_request_spec(self.context, None,
|
|
mox.IgnoreArg()).AndReturn('req_spec')
|
|
self.conductor_manager._schedule_instances(self.context,
|
|
'req_spec', filter_properties).AndReturn(
|
|
[{'host': 'fake_host',
|
|
'nodename': 'fake_node',
|
|
'limits': {}}])
|
|
self.conductor_manager.compute_rpcapi.unshelve_instance(self.context,
|
|
instance, 'fake_host', image=None,
|
|
filter_properties={'limits': {},
|
|
'retry': {'num_attempts': 1,
|
|
'hosts': [['fake_host',
|
|
'fake_node']]}},
|
|
node='fake_node')
|
|
self.mox.ReplayAll()
|
|
|
|
system_metadata['shelved_at'] = timeutils.utcnow()
|
|
system_metadata['shelved_host'] = 'fake-mini'
|
|
self.conductor_manager.unshelve_instance(self.context, instance)
|
|
|
|
def test_rebuild_instance(self):
|
|
inst_obj = self._create_fake_instance_obj()
|
|
rebuild_args, compute_args = self._prepare_rebuild_args(
|
|
{'host': inst_obj.host})
|
|
|
|
with test.nested(
|
|
mock.patch.object(self.conductor_manager.compute_rpcapi,
|
|
'rebuild_instance'),
|
|
mock.patch.object(self.conductor_manager.scheduler_client,
|
|
'select_destinations')
|
|
) as (rebuild_mock, select_dest_mock):
|
|
self.conductor_manager.rebuild_instance(context=self.context,
|
|
instance=inst_obj,
|
|
**rebuild_args)
|
|
self.assertFalse(select_dest_mock.called)
|
|
rebuild_mock.assert_called_once_with(self.context,
|
|
instance=inst_obj,
|
|
**compute_args)
|
|
|
|
def test_rebuild_instance_with_scheduler(self):
|
|
inst_obj = self._create_fake_instance_obj()
|
|
inst_obj.host = 'noselect'
|
|
expected_host = 'thebesthost'
|
|
expected_node = 'thebestnode'
|
|
expected_limits = 'fake-limits'
|
|
rebuild_args, compute_args = self._prepare_rebuild_args(
|
|
{'host': None, 'node': expected_node, 'limits': expected_limits})
|
|
request_spec = {}
|
|
filter_properties = {'ignore_hosts': [(inst_obj.host)]}
|
|
|
|
with test.nested(
|
|
mock.patch.object(self.conductor_manager.compute_rpcapi,
|
|
'rebuild_instance'),
|
|
mock.patch.object(scheduler_utils, 'setup_instance_group',
|
|
return_value=False),
|
|
mock.patch.object(self.conductor_manager.scheduler_client,
|
|
'select_destinations',
|
|
return_value=[{'host': expected_host,
|
|
'nodename': expected_node,
|
|
'limits': expected_limits}]),
|
|
mock.patch('nova.scheduler.utils.build_request_spec',
|
|
return_value=request_spec)
|
|
) as (rebuild_mock, sig_mock, select_dest_mock, bs_mock):
|
|
self.conductor_manager.rebuild_instance(context=self.context,
|
|
instance=inst_obj,
|
|
**rebuild_args)
|
|
select_dest_mock.assert_called_once_with(self.context,
|
|
request_spec,
|
|
filter_properties)
|
|
compute_args['host'] = expected_host
|
|
rebuild_mock.assert_called_once_with(self.context,
|
|
instance=inst_obj,
|
|
**compute_args)
|
|
self.assertEqual('compute.instance.rebuild.scheduled',
|
|
fake_notifier.NOTIFICATIONS[0].event_type)
|
|
|
|
def test_rebuild_instance_with_scheduler_no_host(self):
|
|
inst_obj = self._create_fake_instance_obj()
|
|
inst_obj.host = 'noselect'
|
|
rebuild_args, _ = self._prepare_rebuild_args({'host': None})
|
|
request_spec = {}
|
|
filter_properties = {'ignore_hosts': [(inst_obj.host)]}
|
|
|
|
with test.nested(
|
|
mock.patch.object(self.conductor_manager.compute_rpcapi,
|
|
'rebuild_instance'),
|
|
mock.patch.object(scheduler_utils, 'setup_instance_group',
|
|
return_value=False),
|
|
mock.patch.object(self.conductor_manager.scheduler_client,
|
|
'select_destinations',
|
|
side_effect=exc.NoValidHost(reason='')),
|
|
mock.patch('nova.scheduler.utils.build_request_spec',
|
|
return_value=request_spec)
|
|
) as (rebuild_mock, sig_mock, select_dest_mock, bs_mock):
|
|
self.assertRaises(exc.NoValidHost,
|
|
self.conductor_manager.rebuild_instance,
|
|
context=self.context, instance=inst_obj,
|
|
**rebuild_args)
|
|
select_dest_mock.assert_called_once_with(self.context,
|
|
request_spec,
|
|
filter_properties)
|
|
self.assertFalse(rebuild_mock.called)
|
|
|
|
@mock.patch('nova.utils.spawn_n')
|
|
@mock.patch.object(conductor_manager.compute_rpcapi.ComputeAPI,
|
|
'rebuild_instance')
|
|
@mock.patch.object(scheduler_utils, 'setup_instance_group')
|
|
@mock.patch.object(conductor_manager.scheduler_client.SchedulerClient,
|
|
'select_destinations')
|
|
@mock.patch('nova.scheduler.utils.build_request_spec')
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_set_vm_state_and_notify')
|
|
def test_rebuild_instance_with_scheduler_group_failure(self,
|
|
state_mock,
|
|
bs_mock,
|
|
select_dest_mock,
|
|
sig_mock,
|
|
rebuild_mock,
|
|
spawn_mock):
|
|
inst_obj = self._create_fake_instance_obj()
|
|
rebuild_args, _ = self._prepare_rebuild_args({'host': None})
|
|
request_spec = {}
|
|
bs_mock.return_value = request_spec
|
|
|
|
# NOTE(gibi): LocalComputeTaskAPI use eventlet spawn that makes mocking
|
|
# hard so use direct call instead.
|
|
spawn_mock.side_effect = lambda f, *a, **k: f(*a, **k)
|
|
|
|
exception = exc.UnsupportedPolicyException(reason='')
|
|
sig_mock.side_effect = exception
|
|
|
|
# build_instances() is a cast, we need to wait for it to complete
|
|
self.useFixture(cast_as_call.CastAsCall(self.stubs))
|
|
|
|
self.assertRaises(exc.UnsupportedPolicyException,
|
|
self.conductor.rebuild_instance,
|
|
self.context,
|
|
inst_obj,
|
|
**rebuild_args)
|
|
updates = {'vm_state': vm_states.ACTIVE, 'task_state': None}
|
|
state_mock.assert_called_once_with(self.context, inst_obj.uuid,
|
|
'rebuild_server', updates,
|
|
exception, request_spec)
|
|
self.assertFalse(select_dest_mock.called)
|
|
self.assertFalse(rebuild_mock.called)
|
|
|
|
def test_rebuild_instance_evacuate_migration_record(self):
|
|
inst_obj = self._create_fake_instance_obj()
|
|
migration = objects.Migration(context=self.context,
|
|
source_compute=inst_obj.host,
|
|
source_node=inst_obj.node,
|
|
instance_uuid=inst_obj.uuid,
|
|
status='accepted',
|
|
migration_type='evacuation')
|
|
rebuild_args, compute_args = self._prepare_rebuild_args(
|
|
{'host': inst_obj.host, 'migration': migration})
|
|
|
|
with test.nested(
|
|
mock.patch.object(self.conductor_manager.compute_rpcapi,
|
|
'rebuild_instance'),
|
|
mock.patch.object(self.conductor_manager.scheduler_client,
|
|
'select_destinations'),
|
|
mock.patch.object(objects.Migration, 'get_by_instance_and_status',
|
|
return_value=migration)
|
|
) as (rebuild_mock, select_dest_mock, get_migration_mock):
|
|
self.conductor_manager.rebuild_instance(context=self.context,
|
|
instance=inst_obj,
|
|
**rebuild_args)
|
|
self.assertFalse(select_dest_mock.called)
|
|
rebuild_mock.assert_called_once_with(self.context,
|
|
instance=inst_obj,
|
|
**compute_args)
|
|
|
|
|
|
class ConductorTaskTestCase(_BaseTaskTestCase, test_compute.BaseTestCase):
|
|
"""ComputeTaskManager Tests."""
|
|
def setUp(self):
|
|
super(ConductorTaskTestCase, self).setUp()
|
|
self.conductor = conductor_manager.ComputeTaskManager()
|
|
self.conductor_manager = self.conductor
|
|
|
|
def test_reset(self):
|
|
with mock.patch('nova.compute.rpcapi.ComputeAPI') as mock_rpc:
|
|
old_rpcapi = self.conductor_manager.compute_rpcapi
|
|
self.conductor_manager.reset()
|
|
mock_rpc.assert_called_once_with()
|
|
self.assertNotEqual(old_rpcapi,
|
|
self.conductor_manager.compute_rpcapi)
|
|
|
|
def test_migrate_server_fails_with_rebuild(self):
|
|
self.assertRaises(NotImplementedError, self.conductor.migrate_server,
|
|
self.context, None, None, True, True, None, None, None)
|
|
|
|
def test_migrate_server_fails_with_flavor(self):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
self.assertRaises(NotImplementedError, self.conductor.migrate_server,
|
|
self.context, None, None, True, False, flavor, None, None)
|
|
|
|
def _build_request_spec(self, instance):
|
|
return {
|
|
'instance_properties': {
|
|
'uuid': instance['uuid'], },
|
|
}
|
|
|
|
@mock.patch.object(scheduler_utils, 'set_vm_state_and_notify')
|
|
@mock.patch.object(live_migrate.LiveMigrationTask, 'execute')
|
|
def _test_migrate_server_deals_with_expected_exceptions(self, ex,
|
|
mock_execute, mock_set):
|
|
instance = fake_instance.fake_db_instance(uuid='uuid',
|
|
vm_state=vm_states.ACTIVE)
|
|
inst_obj = objects.Instance._from_db_object(
|
|
self.context, objects.Instance(), instance, [])
|
|
mock_execute.side_effect = ex
|
|
self.conductor = utils.ExceptionHelper(self.conductor)
|
|
|
|
self.assertRaises(type(ex),
|
|
self.conductor.migrate_server, self.context, inst_obj,
|
|
{'host': 'destination'}, True, False, None, 'block_migration',
|
|
'disk_over_commit')
|
|
|
|
mock_set.assert_called_once_with(self.context,
|
|
inst_obj.uuid,
|
|
'compute_task', 'migrate_server',
|
|
{'vm_state': vm_states.ACTIVE,
|
|
'task_state': None,
|
|
'expected_task_state': task_states.MIGRATING},
|
|
ex, self._build_request_spec(inst_obj),
|
|
self.conductor_manager.db)
|
|
|
|
def test_migrate_server_deals_with_invalidcpuinfo_exception(self):
|
|
instance = fake_instance.fake_db_instance(uuid='uuid',
|
|
vm_state=vm_states.ACTIVE)
|
|
inst_obj = objects.Instance._from_db_object(
|
|
self.context, objects.Instance(), instance, [])
|
|
self.mox.StubOutWithMock(live_migrate.LiveMigrationTask, 'execute')
|
|
self.mox.StubOutWithMock(scheduler_utils,
|
|
'set_vm_state_and_notify')
|
|
|
|
ex = exc.InvalidCPUInfo(reason="invalid cpu info.")
|
|
|
|
task = self.conductor._build_live_migrate_task(
|
|
self.context, inst_obj, 'destination', 'block_migration',
|
|
'disk_over_commit', mox.IsA(objects.Migration))
|
|
task.execute().AndRaise(ex)
|
|
|
|
scheduler_utils.set_vm_state_and_notify(self.context,
|
|
inst_obj.uuid,
|
|
'compute_task', 'migrate_server',
|
|
{'vm_state': vm_states.ACTIVE,
|
|
'task_state': None,
|
|
'expected_task_state': task_states.MIGRATING},
|
|
ex, self._build_request_spec(inst_obj),
|
|
self.conductor_manager.db)
|
|
self.mox.ReplayAll()
|
|
|
|
self.conductor = utils.ExceptionHelper(self.conductor)
|
|
|
|
self.assertRaises(exc.InvalidCPUInfo,
|
|
self.conductor.migrate_server, self.context, inst_obj,
|
|
{'host': 'destination'}, True, False, None, 'block_migration',
|
|
'disk_over_commit')
|
|
|
|
def test_migrate_server_deals_with_expected_exception(self):
|
|
exs = [exc.InstanceInvalidState(instance_uuid="fake", attr='',
|
|
state='', method=''),
|
|
exc.DestinationHypervisorTooOld(),
|
|
exc.HypervisorUnavailable(host='dummy'),
|
|
exc.LiveMigrationWithOldNovaNotSafe(server='dummy'),
|
|
exc.MigrationPreCheckError(reason='dummy'),
|
|
exc.InvalidSharedStorage(path='dummy', reason='dummy'),
|
|
exc.NoValidHost(reason='dummy'),
|
|
exc.ComputeServiceUnavailable(host='dummy'),
|
|
exc.InvalidHypervisorType(),
|
|
exc.InvalidCPUInfo(reason='dummy'),
|
|
exc.UnableToMigrateToSelf(instance_id='dummy', host='dummy'),
|
|
exc.InvalidLocalStorage(path='dummy', reason='dummy')]
|
|
for ex in exs:
|
|
self._test_migrate_server_deals_with_expected_exceptions(ex)
|
|
|
|
@mock.patch.object(scheduler_utils, 'set_vm_state_and_notify')
|
|
@mock.patch.object(live_migrate.LiveMigrationTask, 'execute')
|
|
def test_migrate_server_deals_with_unexpected_exceptions(self,
|
|
mock_live_migrate, mock_set_state):
|
|
expected_ex = IOError('fake error')
|
|
mock_live_migrate.side_effect = expected_ex
|
|
instance = fake_instance.fake_db_instance()
|
|
inst_obj = objects.Instance._from_db_object(
|
|
self.context, objects.Instance(), instance, [])
|
|
ex = self.assertRaises(exc.MigrationError,
|
|
self.conductor.migrate_server, self.context, inst_obj,
|
|
{'host': 'destination'}, True, False, None, 'block_migration',
|
|
'disk_over_commit')
|
|
request_spec = {'instance_properties': {
|
|
'uuid': instance['uuid'], },
|
|
}
|
|
mock_set_state.assert_called_once_with(self.context,
|
|
instance['uuid'],
|
|
'compute_task', 'migrate_server',
|
|
dict(vm_state=vm_states.ERROR,
|
|
task_state=inst_obj.task_state,
|
|
expected_task_state=task_states.MIGRATING,),
|
|
expected_ex, request_spec, self.conductor.db)
|
|
self.assertEqual(ex.kwargs['reason'], six.text_type(expected_ex))
|
|
|
|
def test_set_vm_state_and_notify(self):
|
|
self.mox.StubOutWithMock(scheduler_utils,
|
|
'set_vm_state_and_notify')
|
|
scheduler_utils.set_vm_state_and_notify(
|
|
self.context, 1, 'compute_task', 'method', 'updates',
|
|
'ex', 'request_spec', self.conductor.db)
|
|
|
|
self.mox.ReplayAll()
|
|
|
|
self.conductor._set_vm_state_and_notify(
|
|
self.context, 1, 'method', 'updates', 'ex', 'request_spec')
|
|
|
|
@mock.patch.object(scheduler_utils, 'build_request_spec')
|
|
@mock.patch.object(scheduler_utils, 'setup_instance_group')
|
|
@mock.patch.object(utils, 'get_image_from_system_metadata')
|
|
@mock.patch.object(objects.Quotas, 'from_reservations')
|
|
@mock.patch.object(scheduler_client.SchedulerClient, 'select_destinations')
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_set_vm_state_and_notify')
|
|
@mock.patch.object(migrate.MigrationTask, 'rollback')
|
|
def test_cold_migrate_no_valid_host_back_in_active_state(
|
|
self, rollback_mock, notify_mock, select_dest_mock, quotas_mock,
|
|
metadata_mock, sig_mock, brs_mock):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst_obj = objects.Instance(
|
|
image_ref='fake-image_ref',
|
|
instance_type_id=flavor['id'],
|
|
vm_state=vm_states.ACTIVE,
|
|
system_metadata={},
|
|
uuid='fake',
|
|
user_id='fake')
|
|
request_spec = dict(instance_type=dict(extra_specs=dict()),
|
|
instance_properties=dict())
|
|
filter_props = dict(context=None)
|
|
resvs = 'fake-resvs'
|
|
image = 'fake-image'
|
|
metadata_mock.return_value = image
|
|
brs_mock.return_value = request_spec
|
|
exc_info = exc.NoValidHost(reason="")
|
|
select_dest_mock.side_effect = exc_info
|
|
updates = {'vm_state': vm_states.ACTIVE,
|
|
'task_state': None}
|
|
self.assertRaises(exc.NoValidHost,
|
|
self.conductor._cold_migrate,
|
|
self.context, inst_obj,
|
|
flavor, filter_props, [resvs],
|
|
clean_shutdown=True)
|
|
metadata_mock.assert_called_with({})
|
|
brs_mock.assert_called_once_with(self.context, image,
|
|
[inst_obj],
|
|
instance_type=flavor)
|
|
quotas_mock.assert_called_once_with(self.context, [resvs],
|
|
instance=inst_obj)
|
|
sig_mock.assert_called_once_with(self.context, request_spec,
|
|
filter_props)
|
|
notify_mock.assert_called_once_with(self.context, inst_obj.uuid,
|
|
'migrate_server', updates,
|
|
exc_info, request_spec)
|
|
rollback_mock.assert_called_once_with()
|
|
|
|
@mock.patch.object(scheduler_utils, 'build_request_spec')
|
|
@mock.patch.object(scheduler_utils, 'setup_instance_group')
|
|
@mock.patch.object(utils, 'get_image_from_system_metadata')
|
|
@mock.patch.object(objects.Quotas, 'from_reservations')
|
|
@mock.patch.object(scheduler_client.SchedulerClient, 'select_destinations')
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_set_vm_state_and_notify')
|
|
@mock.patch.object(migrate.MigrationTask, 'rollback')
|
|
def test_cold_migrate_no_valid_host_back_in_stopped_state(
|
|
self, rollback_mock, notify_mock, select_dest_mock, quotas_mock,
|
|
metadata_mock, sig_mock, brs_mock):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst_obj = objects.Instance(
|
|
image_ref='fake-image_ref',
|
|
vm_state=vm_states.STOPPED,
|
|
instance_type_id=flavor['id'],
|
|
system_metadata={},
|
|
uuid='fake',
|
|
user_id='fake')
|
|
image = 'fake-image'
|
|
request_spec = dict(instance_type=dict(extra_specs=dict()),
|
|
instance_properties=dict(),
|
|
image=image)
|
|
filter_props = dict(context=None)
|
|
resvs = 'fake-resvs'
|
|
|
|
metadata_mock.return_value = image
|
|
brs_mock.return_value = request_spec
|
|
exc_info = exc.NoValidHost(reason="")
|
|
select_dest_mock.side_effect = exc_info
|
|
updates = {'vm_state': vm_states.STOPPED,
|
|
'task_state': None}
|
|
self.assertRaises(exc.NoValidHost,
|
|
self.conductor._cold_migrate,
|
|
self.context, inst_obj,
|
|
flavor, filter_props, [resvs],
|
|
clean_shutdown=True)
|
|
metadata_mock.assert_called_with({})
|
|
brs_mock.assert_called_once_with(self.context, image,
|
|
[inst_obj],
|
|
instance_type=flavor)
|
|
quotas_mock.assert_called_once_with(self.context, [resvs],
|
|
instance=inst_obj)
|
|
sig_mock.assert_called_once_with(self.context, request_spec,
|
|
filter_props)
|
|
notify_mock.assert_called_once_with(self.context, inst_obj.uuid,
|
|
'migrate_server', updates,
|
|
exc_info, request_spec)
|
|
rollback_mock.assert_called_once_with()
|
|
|
|
def test_cold_migrate_no_valid_host_error_msg(self):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst_obj = objects.Instance(
|
|
image_ref='fake-image_ref',
|
|
vm_state=vm_states.STOPPED,
|
|
instance_type_id=flavor['id'],
|
|
system_metadata={},
|
|
uuid='fake',
|
|
user_id='fake')
|
|
request_spec = dict(instance_type=dict(extra_specs=dict()),
|
|
instance_properties=dict())
|
|
filter_props = dict(context=None)
|
|
resvs = 'fake-resvs'
|
|
image = 'fake-image'
|
|
|
|
with test.nested(
|
|
mock.patch.object(utils, 'get_image_from_system_metadata',
|
|
return_value=image),
|
|
mock.patch.object(scheduler_utils, 'build_request_spec',
|
|
return_value=request_spec),
|
|
mock.patch.object(self.conductor, '_set_vm_state_and_notify'),
|
|
mock.patch.object(migrate.MigrationTask,
|
|
'execute',
|
|
side_effect=exc.NoValidHost(reason="")),
|
|
mock.patch.object(migrate.MigrationTask, 'rollback')
|
|
) as (image_mock, brs_mock, set_vm_mock, task_execute_mock,
|
|
task_rollback_mock):
|
|
nvh = self.assertRaises(exc.NoValidHost,
|
|
self.conductor._cold_migrate, self.context,
|
|
inst_obj, flavor, filter_props, [resvs],
|
|
clean_shutdown=True)
|
|
self.assertIn('cold migrate', nvh.message)
|
|
|
|
@mock.patch.object(utils, 'get_image_from_system_metadata')
|
|
@mock.patch('nova.scheduler.utils.build_request_spec')
|
|
@mock.patch.object(migrate.MigrationTask, 'execute')
|
|
@mock.patch.object(migrate.MigrationTask, 'rollback')
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_set_vm_state_and_notify')
|
|
def test_cold_migrate_no_valid_host_in_group(self,
|
|
set_vm_mock,
|
|
task_rollback_mock,
|
|
task_exec_mock,
|
|
brs_mock,
|
|
image_mock):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst_obj = objects.Instance(
|
|
image_ref='fake-image_ref',
|
|
vm_state=vm_states.STOPPED,
|
|
instance_type_id=flavor['id'],
|
|
system_metadata={},
|
|
uuid='fake',
|
|
user_id='fake')
|
|
request_spec = dict(instance_type=dict(extra_specs=dict()),
|
|
instance_properties=dict())
|
|
filter_props = dict(context=None)
|
|
resvs = 'fake-resvs'
|
|
image = 'fake-image'
|
|
exception = exc.UnsupportedPolicyException(reason='')
|
|
|
|
image_mock.return_value = image
|
|
brs_mock.return_value = request_spec
|
|
task_exec_mock.side_effect = exception
|
|
|
|
self.assertRaises(exc.UnsupportedPolicyException,
|
|
self.conductor._cold_migrate, self.context,
|
|
inst_obj, flavor, filter_props, [resvs],
|
|
clean_shutdown=True)
|
|
|
|
updates = {'vm_state': vm_states.STOPPED, 'task_state': None}
|
|
set_vm_mock.assert_called_once_with(self.context, inst_obj.uuid,
|
|
'migrate_server', updates,
|
|
exception, request_spec)
|
|
|
|
@mock.patch.object(scheduler_utils, 'build_request_spec')
|
|
@mock.patch.object(scheduler_utils, 'setup_instance_group')
|
|
@mock.patch.object(utils, 'get_image_from_system_metadata')
|
|
@mock.patch.object(objects.Quotas, 'from_reservations')
|
|
@mock.patch.object(scheduler_client.SchedulerClient, 'select_destinations')
|
|
@mock.patch.object(conductor_manager.ComputeTaskManager,
|
|
'_set_vm_state_and_notify')
|
|
@mock.patch.object(migrate.MigrationTask, 'rollback')
|
|
@mock.patch.object(compute_rpcapi.ComputeAPI, 'prep_resize')
|
|
def test_cold_migrate_exception_host_in_error_state_and_raise(
|
|
self, prep_resize_mock, rollback_mock, notify_mock,
|
|
select_dest_mock, quotas_mock, metadata_mock, sig_mock, brs_mock):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst_obj = objects.Instance(
|
|
image_ref='fake-image_ref',
|
|
vm_state=vm_states.STOPPED,
|
|
instance_type_id=flavor['id'],
|
|
system_metadata={},
|
|
uuid='fake',
|
|
user_id='fake')
|
|
image = 'fake-image'
|
|
request_spec = dict(instance_type=dict(),
|
|
instance_properties=dict(),
|
|
image=image)
|
|
filter_props = dict(context=None)
|
|
resvs = 'fake-resvs'
|
|
|
|
hosts = [dict(host='host1', nodename=None, limits={})]
|
|
metadata_mock.return_value = image
|
|
brs_mock.return_value = request_spec
|
|
exc_info = test.TestingException('something happened')
|
|
select_dest_mock.return_value = hosts
|
|
|
|
updates = {'vm_state': vm_states.STOPPED,
|
|
'task_state': None}
|
|
prep_resize_mock.side_effect = exc_info
|
|
self.assertRaises(test.TestingException,
|
|
self.conductor._cold_migrate,
|
|
self.context, inst_obj, flavor,
|
|
filter_props, [resvs],
|
|
clean_shutdown=True)
|
|
|
|
metadata_mock.assert_called_with({})
|
|
brs_mock.assert_called_once_with(self.context, image,
|
|
[inst_obj],
|
|
instance_type=flavor)
|
|
quotas_mock.assert_called_once_with(self.context, [resvs],
|
|
instance=inst_obj)
|
|
sig_mock.assert_called_once_with(self.context, request_spec,
|
|
filter_props)
|
|
select_dest_mock.assert_called_once_with(
|
|
self.context, request_spec, filter_props)
|
|
prep_resize_mock.assert_called_once_with(
|
|
self.context, image, inst_obj, flavor,
|
|
hosts[0]['host'], [resvs],
|
|
request_spec=request_spec,
|
|
filter_properties=filter_props,
|
|
node=hosts[0]['nodename'], clean_shutdown=True)
|
|
notify_mock.assert_called_once_with(self.context, inst_obj.uuid,
|
|
'migrate_server', updates,
|
|
exc_info, request_spec)
|
|
rollback_mock.assert_called_once_with()
|
|
|
|
def test_resize_no_valid_host_error_msg(self):
|
|
flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
flavor_new = flavors.get_flavor_by_name('m1.small')
|
|
inst_obj = objects.Instance(
|
|
image_ref='fake-image_ref',
|
|
vm_state=vm_states.STOPPED,
|
|
instance_type_id=flavor['id'],
|
|
system_metadata={},
|
|
uuid='fake',
|
|
user_id='fake')
|
|
|
|
request_spec = dict(instance_type=dict(extra_specs=dict()),
|
|
instance_properties=dict())
|
|
filter_props = dict(context=None)
|
|
resvs = 'fake-resvs'
|
|
image = 'fake-image'
|
|
|
|
with test.nested(
|
|
mock.patch.object(utils, 'get_image_from_system_metadata',
|
|
return_value=image),
|
|
mock.patch.object(scheduler_utils, 'build_request_spec',
|
|
return_value=request_spec),
|
|
mock.patch.object(self.conductor, '_set_vm_state_and_notify'),
|
|
mock.patch.object(migrate.MigrationTask,
|
|
'execute',
|
|
side_effect=exc.NoValidHost(reason="")),
|
|
mock.patch.object(migrate.MigrationTask, 'rollback')
|
|
) as (image_mock, brs_mock, vm_st_mock, task_execute_mock,
|
|
task_rb_mock):
|
|
nvh = self.assertRaises(exc.NoValidHost,
|
|
self.conductor._cold_migrate, self.context,
|
|
inst_obj, flavor_new, filter_props,
|
|
[resvs], clean_shutdown=True)
|
|
self.assertIn('resize', nvh.message)
|
|
|
|
def test_build_instances_instance_not_found(self):
|
|
instances = [fake_instance.fake_instance_obj(self.context)
|
|
for i in range(2)]
|
|
self.mox.StubOutWithMock(instances[0], 'refresh')
|
|
self.mox.StubOutWithMock(instances[1], 'refresh')
|
|
image = {'fake-data': 'should_pass_silently'}
|
|
spec = {'fake': 'specs',
|
|
'instance_properties': instances[0]}
|
|
self.mox.StubOutWithMock(scheduler_utils, 'build_request_spec')
|
|
self.mox.StubOutWithMock(self.conductor_manager, '_schedule_instances')
|
|
self.mox.StubOutWithMock(self.conductor_manager.compute_rpcapi,
|
|
'build_and_run_instance')
|
|
|
|
scheduler_utils.build_request_spec(self.context, image,
|
|
mox.IgnoreArg()).AndReturn(spec)
|
|
filter_properties = {'retry': {'num_attempts': 1, 'hosts': []}}
|
|
self.conductor_manager._schedule_instances(self.context,
|
|
spec, filter_properties).AndReturn(
|
|
[{'host': 'host1', 'nodename': 'node1', 'limits': []},
|
|
{'host': 'host2', 'nodename': 'node2', 'limits': []}])
|
|
instances[0].refresh().AndRaise(
|
|
exc.InstanceNotFound(instance_id=instances[0].uuid))
|
|
instances[1].refresh()
|
|
self.conductor_manager.compute_rpcapi.build_and_run_instance(
|
|
self.context, instance=instances[1], host='host2',
|
|
image={'fake-data': 'should_pass_silently'}, request_spec=spec,
|
|
filter_properties={'limits': [],
|
|
'retry': {'num_attempts': 1,
|
|
'hosts': [['host2',
|
|
'node2']]}},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping=mox.IsA(objects.BlockDeviceMappingList),
|
|
node='node2', limits=[])
|
|
self.mox.ReplayAll()
|
|
|
|
# build_instances() is a cast, we need to wait for it to complete
|
|
self.useFixture(cast_as_call.CastAsCall(self.stubs))
|
|
|
|
self.conductor.build_instances(self.context,
|
|
instances=instances,
|
|
image=image,
|
|
filter_properties={},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping='block_device_mapping',
|
|
legacy_bdm=False)
|
|
|
|
@mock.patch.object(scheduler_utils, 'setup_instance_group')
|
|
@mock.patch.object(scheduler_utils, 'build_request_spec')
|
|
def test_build_instances_info_cache_not_found(self, build_request_spec,
|
|
setup_instance_group):
|
|
instances = [fake_instance.fake_instance_obj(self.context)
|
|
for i in range(2)]
|
|
image = {'fake-data': 'should_pass_silently'}
|
|
destinations = [{'host': 'host1', 'nodename': 'node1', 'limits': []},
|
|
{'host': 'host2', 'nodename': 'node2', 'limits': []}]
|
|
spec = {'fake': 'specs',
|
|
'instance_properties': instances[0]}
|
|
build_request_spec.return_value = spec
|
|
with test.nested(
|
|
mock.patch.object(instances[0], 'refresh',
|
|
side_effect=exc.InstanceInfoCacheNotFound(
|
|
instance_uuid=instances[0].uuid)),
|
|
mock.patch.object(instances[1], 'refresh'),
|
|
mock.patch.object(self.conductor_manager.scheduler_client,
|
|
'select_destinations', return_value=destinations),
|
|
mock.patch.object(self.conductor_manager.compute_rpcapi,
|
|
'build_and_run_instance')
|
|
) as (inst1_refresh, inst2_refresh, select_destinations,
|
|
build_and_run_instance):
|
|
|
|
# build_instances() is a cast, we need to wait for it to complete
|
|
self.useFixture(cast_as_call.CastAsCall(self.stubs))
|
|
|
|
self.conductor.build_instances(self.context,
|
|
instances=instances,
|
|
image=image,
|
|
filter_properties={},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping='block_device_mapping',
|
|
legacy_bdm=False)
|
|
|
|
# NOTE(sbauza): Due to populate_retry() later in the code,
|
|
# filter_properties is dynamically modified
|
|
setup_instance_group.assert_called_once_with(
|
|
self.context, spec, {'retry': {'num_attempts': 1,
|
|
'hosts': []}})
|
|
build_and_run_instance.assert_called_once_with(self.context,
|
|
instance=instances[1], host='host2', image={'fake-data':
|
|
'should_pass_silently'}, request_spec=spec,
|
|
filter_properties={'limits': [],
|
|
'retry': {'num_attempts': 1,
|
|
'hosts': [['host2',
|
|
'node2']]}},
|
|
admin_password='admin_password',
|
|
injected_files='injected_files',
|
|
requested_networks=None,
|
|
security_groups='security_groups',
|
|
block_device_mapping=mock.ANY,
|
|
node='node2', limits=[])
|
|
|
|
|
|
class ConductorTaskRPCAPITestCase(_BaseTaskTestCase,
|
|
test_compute.BaseTestCase):
|
|
"""Conductor compute_task RPC namespace Tests."""
|
|
def setUp(self):
|
|
super(ConductorTaskRPCAPITestCase, self).setUp()
|
|
self.conductor_service = self.start_service(
|
|
'conductor', manager='nova.conductor.manager.ConductorManager')
|
|
self.conductor = conductor_rpcapi.ComputeTaskAPI()
|
|
service_manager = self.conductor_service.manager
|
|
self.conductor_manager = service_manager.compute_task_mgr
|
|
|
|
|
|
class ConductorTaskAPITestCase(_BaseTaskTestCase, test_compute.BaseTestCase):
|
|
"""Compute task API Tests."""
|
|
def setUp(self):
|
|
super(ConductorTaskAPITestCase, self).setUp()
|
|
self.conductor_service = self.start_service(
|
|
'conductor', manager='nova.conductor.manager.ConductorManager')
|
|
self.conductor = conductor_api.ComputeTaskAPI()
|
|
service_manager = self.conductor_service.manager
|
|
self.conductor_manager = service_manager.compute_task_mgr
|
|
|
|
|
|
class ConductorLocalComputeTaskAPITestCase(ConductorTaskAPITestCase):
|
|
"""Conductor LocalComputeTaskAPI Tests."""
|
|
def setUp(self):
|
|
super(ConductorLocalComputeTaskAPITestCase, self).setUp()
|
|
self.conductor = conductor_api.LocalComputeTaskAPI()
|
|
self.conductor_manager = self.conductor._manager._target
|