def setUp(self):
super(WorkerServiceTest, self).setUp()
thread_group_mgr = mock.Mock()
self.worker = worker.WorkerService('host-1',
'topic-1',
'engine_id',
thread_group_mgr)
def test_service_stop(self):
self.worker = worker.WorkerService('host-1', 'topic-1', 'engine_id',
mock.Mock())
with mock.patch.object(self.worker, '_rpc_server') as mock_rpc_server:
self.worker.stop()
mock_rpc_server.stop.assert_called_once_with()
mock_rpc_server.wait.assert_called_once_with()
def test_service_start(self, rpc_client_class, target_class,
rpc_server_method):
self.worker = worker.WorkerService('host-1', 'topic-1', 'engine_id',
mock.Mock())
self.worker.start()
# Make sure target is called with proper parameters
target_class.assert_called_once_with(
version=worker.WorkerService.RPC_API_VERSION,
server=self.worker.host,
topic=self.worker.topic)
# Make sure rpc server creation with proper target
# and WorkerService is initialized with it
target = target_class.return_value
rpc_server_method.assert_called_once_with(target, self.worker)
rpc_server = rpc_server_method.return_value
self.assertEqual(rpc_server, self.worker._rpc_server,
"Failed to create RPC server")
# Make sure rpc server is started.
rpc_server.start.assert_called_once_with()
# Make sure rpc client is created and initialized in WorkerService
rpc_client = rpc_client_class.return_value
rpc_client_class.assert_called_once_with()
self.assertEqual(rpc_client, self.worker._rpc_client,
"Failed to create RPC client")
def test_stop_nested_traversal_stops_deeply_nested_stack(self, mock_st):
mock_tgm = mock.Mock()
ctx = utils.dummy_context()
tmpl = templatem.Template.create_empty_template()
stack1 = parser.Stack(ctx, 'stack1', tmpl, current_traversal='123')
stack1.store()
stack2 = parser.Stack(ctx,
'stack2',
tmpl,
owner_id=stack1.id,
current_traversal='456')
stack2.store()
stack3 = parser.Stack(ctx,
'stack3',
tmpl,
owner_id=stack2.id,
current_traversal='789')
stack3.store()
_worker = worker.WorkerService('host-1', 'topic-1', 'engine-001',
mock_tgm)
_worker.stop_traversal(stack2)
self.assertEqual(2, mock_st.call_count)
call1, call2 = mock_st.call_args_list
call_args1, call_args2 = call1[0][0], call2[0][0]
self.assertEqual('stack2', call_args1.name)
self.assertEqual('stack3', call_args2.name)
def check_resource(self, ctxt, resource_id,
current_traversal, data,
is_update, adopt_stack_data, converge=False):
worker.WorkerService("fake_host", "fake_topic",
"fake_engine", mock.Mock()).check_resource(
ctxt, resource_id,
current_traversal,
data, is_update,
adopt_stack_data,
converge)
def test_cancel_workers_when_no_resource_found(self, mock_get_locked,
mock_ccr, mock_wccr,
mock_wc):
mock_tgm = mock.Mock()
_worker = worker.WorkerService('host-1', 'topic-1', 'engine-001',
mock_tgm)
stack = mock.MagicMock()
stack.id = 'stack_id'
mock_get_locked.return_value = []
worker._cancel_workers(stack, mock_tgm, 'engine-001',
_worker._rpc_client)
self.assertFalse(mock_wccr.called)
self.assertFalse(mock_ccr.called)
def test_stop_all_workers_when_stack_in_progress(self, mock_st, mock_cw):
mock_tgm = mock.Mock()
_worker = worker.WorkerService('host-1', 'topic-1', 'engine-001',
mock_tgm)
stack = mock.MagicMock()
stack.IN_PROGRESS = 'IN_PROGRESS'
stack.status = stack.IN_PROGRESS
stack.id = 'stack_id'
stack.rollback = mock.MagicMock()
_worker.stop_all_workers(stack)
mock_st.assert_not_called()
mock_cw.assert_called_once_with(stack, mock_tgm, 'engine-001',
_worker._rpc_client)
self.assertFalse(stack.rollback.called)
def test_check_resource_adds_and_removes_msg_queue(self, mock_check,
mock_load_resource):
mock_tgm = mock.MagicMock()
mock_tgm.add_msg_queue = mock.Mock(return_value=None)
mock_tgm.remove_msg_queue = mock.Mock(return_value=None)
self.worker = worker.WorkerService('host-1', 'topic-1', 'engine_id',
mock_tgm)
ctx = utils.dummy_context()
current_traversal = 'something'
fake_res = mock.MagicMock()
fake_res.current_traversal = current_traversal
mock_load_resource.return_value = (fake_res, fake_res, fake_res)
self.worker.check_resource(ctx, mock.Mock(), current_traversal, {},
mock.Mock(), mock.Mock())
self.assertTrue(mock_tgm.add_msg_queue.called)
self.assertTrue(mock_tgm.remove_msg_queue.called)
def setUp(self):
super(CheckWorkflowUpdateTest, self).setUp()
thread_group_mgr = mock.Mock()
self.worker = worker.WorkerService('host-1',
'topic-1',
'engine_id',
thread_group_mgr)
self.worker._rpc_client = worker_client.WorkerClient()
self.ctx = utils.dummy_context()
self.stack = tools.get_stack(
'check_workflow_create_stack', self.ctx,
template=tools.string_template_five, convergence=True)
self.stack.converge_stack(self.stack.t)
self.resource = self.stack['A']
self.is_update = True
self.graph_key = (self.resource.id, self.is_update)
def setUp(self):
super(CheckWorkflowCleanupTest, self).setUp()
thread_group_mgr = mock.Mock()
self.worker = worker.WorkerService('host-1', 'topic-1', 'engine_id',
thread_group_mgr)
self.worker._rpc_client = worker_client.WorkerClient()
self.ctx = utils.dummy_context()
tstack = tools.get_stack('check_workflow_create_stack',
self.ctx,
template=tools.string_template_five,
convergence=True)
tstack.converge_stack(tstack.t, action=tstack.CREATE)
self.stack = stack.Stack.load(self.ctx, stack_id=tstack.id)
self.stack.converge_stack(self.stack.t, action=self.stack.DELETE)
self.resource = self.stack['A']
self.is_update = False
self.graph_key = (self.resource.id, self.is_update)
def test_cancel_workers_with_resources_found(self, mock_get_locked,
mock_ccr, mock_wccr,
mock_wc):
mock_tgm = mock.Mock()
_worker = worker.WorkerService('host-1', 'topic-1', 'engine-001',
mock_tgm)
stack = mock.MagicMock()
stack.id = 'stack_id'
mock_get_locked.return_value = ['engine-001', 'engine-007',
'engine-008']
worker._cancel_workers(stack, mock_tgm, 'engine-001',
_worker._rpc_client)
mock_wccr.assert_called_once_with(stack.id, 'engine-001', mock_tgm)
self.assertEqual(2, mock_ccr.call_count)
calls = [mock.call(stack.context, stack.id, 'engine-007'),
mock.call(stack.context, stack.id, 'engine-008')]
mock_ccr.assert_has_calls(calls, any_order=True)
self.assertTrue(mock_wc.called)
def test_check_resource_adds_and_removes_msg_queue_on_exception(
self, mock_check, mock_load_resource):
# even if the check fails; the message should be removed
mock_tgm = mock.MagicMock()
mock_tgm.add_msg_queue = mock.Mock(return_value=None)
mock_tgm.remove_msg_queue = mock.Mock(return_value=None)
self.worker = worker.WorkerService('host-1', 'topic-1', 'engine_id',
mock_tgm)
ctx = utils.dummy_context()
current_traversal = 'something'
fake_res = mock.MagicMock()
fake_res.current_traversal = current_traversal
mock_load_resource.return_value = (fake_res, fake_res, fake_res)
mock_check.side_effect = BaseException
self.assertRaises(BaseException, self.worker.check_resource, ctx,
mock.Mock(), current_traversal, {}, mock.Mock(),
mock.Mock())
self.assertTrue(mock_tgm.add_msg_queue.called)
# ensure remove is also called
self.assertTrue(mock_tgm.remove_msg_queue.called)
def setUp(self):
super(CheckWorkflowUpdateTest, self).setUp()
thread_group_mgr = mock.Mock()
cfg.CONF.set_default('convergence_engine', True)
self.worker = worker.WorkerService('host-1', 'topic-1', 'engine_id',
thread_group_mgr)
self.cr = check_resource.CheckResource(self.worker.engine_id,
self.worker._rpc_client,
self.worker.thread_group_mgr)
self.worker._rpc_client = worker_client.WorkerClient()
self.ctx = utils.dummy_context()
self.stack = tools.get_stack('check_workflow_create_stack',
self.ctx,
template=tools.string_template_five,
convergence=True)
self.stack.converge_stack(self.stack.t)
self.resource = self.stack['A']
self.is_update = True
self.graph_key = (self.resource.id, self.is_update)
self.orig_load_method = stack.Stack.load
stack.Stack.load = mock.Mock(return_value=self.stack)
def test_stop_all_workers_when_stack_not_in_progress(self, mock_st,
mock_cw):
mock_tgm = mock.Mock()
_worker = worker.WorkerService('host-1', 'topic-1', 'engine-001',
mock_tgm)
stack = mock.MagicMock()
stack.FAILED = 'FAILED'
stack.status = stack.FAILED
stack.id = 'stack_id'
stack.rollback = mock.MagicMock()
_worker.stop_all_workers(stack)
self.assertFalse(mock_st.called)
mock_cw.assert_called_once_with(stack, mock_tgm, 'engine-001',
_worker._rpc_client)
self.assertFalse(stack.rollback.called)
# test when stack complete
stack.FAILED = 'FAILED'
stack.status = stack.FAILED
_worker.stop_all_workers(stack)
self.assertFalse(mock_st.called)
mock_cw.assert_called_with(stack, mock_tgm, 'engine-001',
_worker._rpc_client)
self.assertFalse(stack.rollback.called)
def check_resource(self, ctxt, resource_id, current_traversal, data,
is_update, adopt_stack_data):
worker.WorkerService("fake_host", "fake_topic", "fake_engine",
"tgm").check_resource(ctxt, resource_id,
current_traversal, data,
is_update, adopt_stack_data)
