def setUp(self):
super().setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
pipeline = self._make_pipeline(pipeline_root, str(uuid.uuid4()))
self._pipeline = pipeline
self._importer_node = self._pipeline.nodes[0].pipeline_node
self._task_queue = tq.TaskQueue()
[importer_task] = test_utils.run_generator_and_test(
test_case=self,
mlmd_connection=self._mlmd_connection,
generator_class=sptg.SyncPipelineTaskGenerator,
pipeline=self._pipeline,
task_queue=self._task_queue,
use_task_queue=True,
service_job_manager=None,
num_initial_executions=0,
num_tasks_generated=1,
num_new_executions=1,
num_active_executions=1,
expected_exec_nodes=[self._importer_node])
self._importer_task = importer_task
def setUp(self):
super(AsyncPipelineTaskGeneratorTest, self).setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
self._pipeline_root = pipeline_root
# Makes sure multiple connections within a test always connect to the same
# MLMD instance.
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
# Sets up the pipeline.
pipeline = pipeline_pb2.Pipeline()
self.load_proto_from_text(
os.path.join(os.path.dirname(__file__), 'testdata',
'async_pipeline.pbtxt'), pipeline)
self._pipeline = pipeline
self._pipeline_info = pipeline.pipeline_info
self._pipeline_runtime_spec = pipeline.runtime_spec
self._pipeline_runtime_spec.pipeline_root.field_value.string_value = (
pipeline_root)
# Extracts components.
self._example_gen = pipeline.nodes[0].pipeline_node
self._transform = pipeline.nodes[1].pipeline_node
self._trainer = pipeline.nodes[2].pipeline_node
self._task_queue = tq.TaskQueue()
self._ignore_node_ids = set([self._example_gen.node_info.id])
def test_task_queue_operations(self):
t1 = _test_task(node_id='trainer', pipeline_id='my_pipeline')
t2 = _test_task(node_id='transform',
pipeline_id='my_pipeline',
pipeline_run_id='run_0')
tq = task_queue.TaskQueue()
# Enqueueing new tasks is successful.
self.assertTrue(tq.enqueue(t1))
self.assertTrue(tq.enqueue(t2))
# Re-enqueueing the same tasks fails.
self.assertFalse(tq.enqueue(t1))
self.assertFalse(tq.enqueue(t2))
# Dequeue succeeds and returns `None` when queue is empty.
self.assertEqual(t1, tq.dequeue())
self.assertEqual(t2, tq.dequeue())
self.assertIsNone(tq.dequeue())
self.assertIsNone(tq.dequeue(0.1))
# Re-enqueueing the same tasks fails as `task_done` has not been called.
self.assertFalse(tq.enqueue(t1))
self.assertFalse(tq.enqueue(t2))
tq.task_done(t1)
tq.task_done(t2)
# Re-enqueueing is allowed after `task_done` has been called.
self.assertTrue(tq.enqueue(t1))
self.assertTrue(tq.enqueue(t2))
def setUp(self):
super(AsyncPipelineTaskGeneratorTest, self).setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
self._pipeline_root = pipeline_root
# Makes sure multiple connections within a test always connect to the same
# MLMD instance.
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
# Sets up the pipeline.
pipeline = pipeline_pb2.Pipeline()
self.load_proto_from_text(
os.path.join(
os.path.dirname(__file__), 'testdata', 'async_pipeline.pbtxt'),
pipeline)
self._pipeline = pipeline
self._pipeline_info = pipeline.pipeline_info
self._pipeline_runtime_spec = pipeline.runtime_spec
self._pipeline_runtime_spec.pipeline_root.field_value.string_value = (
pipeline_root)
# Extracts components.
self._example_gen = pipeline.nodes[0].pipeline_node
self._transform = pipeline.nodes[1].pipeline_node
self._trainer = pipeline.nodes[2].pipeline_node
self._task_queue = tq.TaskQueue()
self._mock_service_job_manager = mock.create_autospec(
service_jobs.ServiceJobManager, instance=True)
def _is_pure_service_node(unused_pipeline_state, node_id):
return node_id == self._example_gen.node_info.id
def _is_mixed_service_node(unused_pipeline_state, node_id):
return node_id == self._transform.node_info.id
self._mock_service_job_manager.is_pure_service_node.side_effect = (
_is_pure_service_node)
self._mock_service_job_manager.is_mixed_service_node.side_effect = (
_is_mixed_service_node)
def _default_ensure_node_services(unused_pipeline_state, node_id):
self.assertIn(
node_id,
(self._example_gen.node_info.id, self._transform.node_info.id))
return service_jobs.ServiceStatus.RUNNING
self._mock_service_job_manager.ensure_node_services.side_effect = (
_default_ensure_node_services)
def test_queue_multiplexing(self, mock_publish):
# Create a pipeline IR containing deployment config for testing.
deployment_config = pipeline_pb2.IntermediateDeploymentConfig()
executor_spec = pipeline_pb2.ExecutorSpec.PythonClassExecutorSpec(
class_path='trainer.TrainerExecutor')
deployment_config.executor_specs['Trainer'].Pack(executor_spec)
deployment_config.executor_specs['Transform'].Pack(executor_spec)
deployment_config.executor_specs['Evaluator'].Pack(executor_spec)
pipeline = pipeline_pb2.Pipeline()
pipeline.deployment_config.Pack(deployment_config)
collector = _Collector()
# Register a bunch of fake task schedulers.
# Register fake task scheduler.
ts.TaskSchedulerRegistry.register(
deployment_config.executor_specs['Trainer'].type_url,
functools.partial(_FakeTaskScheduler,
block_nodes={'Trainer', 'Transform'},
collector=collector))
task_queue = tq.TaskQueue()
# Enqueue some tasks.
trainer_exec_task = _test_exec_task('Trainer', 'test-pipeline')
task_queue.enqueue(trainer_exec_task)
task_queue.enqueue(_test_cancel_task('Trainer', 'test-pipeline'))
with tm.TaskManager(mock.Mock(),
pipeline,
task_queue,
max_active_task_schedulers=1000,
max_dequeue_wait_secs=0.1,
process_all_queued_tasks_before_exit=True):
# Enqueue more tasks after task manager starts.
transform_exec_task = _test_exec_task('Transform', 'test-pipeline')
task_queue.enqueue(transform_exec_task)
evaluator_exec_task = _test_exec_task('Evaluator', 'test-pipeline')
task_queue.enqueue(evaluator_exec_task)
task_queue.enqueue(_test_cancel_task('Transform', 'test-pipeline'))
# Ensure that all exec and cancellation tasks were processed correctly.
self.assertCountEqual(
[trainer_exec_task, transform_exec_task, evaluator_exec_task],
collector.scheduled_tasks)
self.assertCountEqual([trainer_exec_task, transform_exec_task],
collector.cancelled_tasks)
mock_publish.assert_has_calls([
mock.call(mock.ANY, pipeline, trainer_exec_task, mock.ANY),
mock.call(mock.ANY, pipeline, transform_exec_task, mock.ANY),
mock.call(mock.ANY, pipeline, evaluator_exec_task, mock.ANY)
],
any_order=True)
def test_task_handling(self, mock_publish):
collector = _Collector()
# Register a fake task scheduler.
ts.TaskSchedulerRegistry.register(
self._type_url,
functools.partial(
_FakeTaskScheduler,
block_nodes={'Trainer', 'Transform'},
collector=collector))
task_queue = tq.TaskQueue()
# Enqueue some tasks.
trainer_exec_task = _test_exec_node_task('Trainer', 'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(trainer_exec_task)
task_queue.enqueue(_test_cancel_node_task('Trainer', 'test-pipeline'))
with self._task_manager(task_queue) as task_manager:
# Enqueue more tasks after task manager starts.
transform_exec_task = _test_exec_node_task('Transform', 'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(transform_exec_task)
evaluator_exec_task = _test_exec_node_task('Evaluator', 'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(evaluator_exec_task)
task_queue.enqueue(_test_cancel_node_task('Transform', 'test-pipeline'))
self.assertTrue(task_manager.done())
self.assertIsNone(task_manager.exception())
# Ensure that all exec and cancellation tasks were processed correctly.
self.assertCountEqual(
[trainer_exec_task, transform_exec_task, evaluator_exec_task],
collector.scheduled_tasks)
self.assertCountEqual([trainer_exec_task, transform_exec_task],
collector.cancelled_tasks)
mock_publish.assert_has_calls([
mock.call(
mlmd_handle=mock.ANY,
task=trainer_exec_task,
result=mock.ANY),
mock.call(
mlmd_handle=mock.ANY,
task=transform_exec_task,
result=mock.ANY),
mock.call(
mlmd_handle=mock.ANY,
task=evaluator_exec_task,
result=mock.ANY),
],
any_order=True)
def setUp(self):
super().setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
self._pipeline_root = pipeline_root
# Makes sure multiple connections within a test always connect to the same
# MLMD instance.
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
# Sets up the pipeline.
pipeline = self._make_pipeline(self._pipeline_root, str(uuid.uuid4()))
self._pipeline = pipeline
# Extracts components.
self._example_gen = test_utils.get_node(pipeline, 'my_example_gen')
self._stats_gen = test_utils.get_node(pipeline, 'my_statistics_gen')
self._schema_gen = test_utils.get_node(pipeline, 'my_schema_gen')
self._transform = test_utils.get_node(pipeline, 'my_transform')
self._example_validator = test_utils.get_node(pipeline,
'my_example_validator')
self._trainer = test_utils.get_node(pipeline, 'my_trainer')
self._evaluator = test_utils.get_node(pipeline, 'my_evaluator')
self._chore_a = test_utils.get_node(pipeline, 'chore_a')
self._chore_b = test_utils.get_node(pipeline, 'chore_b')
self._task_queue = tq.TaskQueue()
self._mock_service_job_manager = mock.create_autospec(
service_jobs.ServiceJobManager, instance=True)
self._mock_service_job_manager.is_pure_service_node.side_effect = (
lambda _, node_id: node_id == self._example_gen.node_info.id)
self._mock_service_job_manager.is_mixed_service_node.side_effect = (
lambda _, node_id: node_id == self._transform.node_info.id)
def _default_ensure_node_services(unused_pipeline_state, node_id):
self.assertIn(
node_id,
(self._example_gen.node_info.id, self._transform.node_info.id))
return service_jobs.ServiceStatus.SUCCESS
self._mock_service_job_manager.ensure_node_services.side_effect = (
_default_ensure_node_services)
def test_exceptions_are_surfaced(self, mock_publish):
def _publish(**kwargs):
task = kwargs['task']
assert task_lib.is_exec_node_task(task)
if task.node_uid.node_id == 'Transform':
raise ValueError('test error')
return mock.DEFAULT
mock_publish.side_effect = _publish
collector = _Collector()
# Register a fake task scheduler.
ts.TaskSchedulerRegistry.register(
self._type_url,
functools.partial(
_FakeTaskScheduler, block_nodes={}, collector=collector))
task_queue = tq.TaskQueue()
with self._task_manager(task_queue) as task_manager:
transform_task = _test_exec_node_task('Transform', 'test-pipeline',
pipeline=self._pipeline)
trainer_task = _test_exec_node_task('Trainer', 'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(transform_task)
task_queue.enqueue(trainer_task)
self.assertTrue(task_manager.done())
exception = task_manager.exception()
self.assertIsNotNone(exception)
self.assertIsInstance(exception, tm.TasksProcessingError)
self.assertLen(exception.errors, 1)
self.assertEqual('test error', str(exception.errors[0]))
self.assertCountEqual([transform_task, trainer_task],
collector.scheduled_tasks)
mock_publish.assert_has_calls([
mock.call(
mlmd_handle=mock.ANY,
task=transform_task,
result=mock.ANY),
mock.call(
mlmd_handle=mock.ANY,
task=trainer_task,
result=mock.ANY),
],
any_order=True)
def setUp(self):
super(SyncPipelineTaskGeneratorTest, self).setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
self._pipeline_root = pipeline_root
# Makes sure multiple connections within a test always connect to the same
# MLMD instance.
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
# Sets up the pipeline.
pipeline = pipeline_pb2.Pipeline()
self.load_proto_from_text(
os.path.join(
os.path.dirname(__file__), 'testdata', 'sync_pipeline.pbtxt'),
pipeline)
self._pipeline_run_id = str(uuid.uuid4())
runtime_parameter_utils.substitute_runtime_parameter(
pipeline, {
'pipeline_root': pipeline_root,
'pipeline_run_id': self._pipeline_run_id
})
self._pipeline = pipeline
# Extracts components.
self._example_gen = _get_node(pipeline, 'my_example_gen')
self._stats_gen = _get_node(pipeline, 'my_statistics_gen')
self._schema_gen = _get_node(pipeline, 'my_schema_gen')
self._transform = _get_node(pipeline, 'my_transform')
self._example_validator = _get_node(pipeline, 'my_example_validator')
self._trainer = _get_node(pipeline, 'my_trainer')
self._task_queue = tq.TaskQueue()
self._mock_service_job_manager = mock.create_autospec(
service_jobs.ServiceJobManager, instance=True)
self._mock_service_job_manager.is_pure_service_node.side_effect = (
lambda _, node_id: node_id == self._example_gen.node_info.id)
self._mock_service_job_manager.is_mixed_service_node.side_effect = (
lambda _, node_id: node_id == self._transform.node_info.id)
def test_invalid_task_done_raises_errors(self):
t1 = _test_task(node_id='trainer', pipeline_id='my_pipeline')
t2 = _test_task(node_id='transform', pipeline_id='my_pipeline')
tq = task_queue.TaskQueue()
# Enqueue t1, but calling `task_done` raises error since t1 is not dequeued.
self.assertTrue(tq.enqueue(t1))
with self.assertRaisesRegex(RuntimeError, 'Must call `dequeue`'):
tq.task_done(t1)
# `task_done` succeeds after dequeueing.
self.assertEqual(t1, tq.dequeue())
tq.task_done(t1)
# Error since t2 is not in the queue.
with self.assertRaisesRegex(RuntimeError, 'Task not present'):
tq.task_done(t2)
def setUp(self):
super().setUp()
# Set a constant version for artifact version tag.
patcher = mock.patch('tfx.version.__version__')
patcher.start()
tfx_version.__version__ = '0.123.4.dev'
self.addCleanup(patcher.stop)
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
pipeline = self._make_pipeline(pipeline_root, str(uuid.uuid4()))
self._pipeline = pipeline
self._importer_node = self._pipeline.nodes[0].pipeline_node
self._task_queue = tq.TaskQueue()
[importer_task] = test_utils.run_generator_and_test(
test_case=self,
mlmd_connection=self._mlmd_connection,
generator_class=sptg.SyncPipelineTaskGenerator,
pipeline=self._pipeline,
task_queue=self._task_queue,
use_task_queue=True,
service_job_manager=None,
num_initial_executions=0,
num_tasks_generated=1,
num_new_executions=1,
num_active_executions=1,
expected_exec_nodes=[self._importer_node],
ignore_update_node_state_tasks=True)
self._importer_task = importer_task
def test_handling_finalize_node_task(self, task_gen):
with self._mlmd_connection as m:
pipeline = _test_pipeline('pipeline1')
pipeline.nodes.add().pipeline_node.node_info.id = 'Transform'
pipeline.nodes.add().pipeline_node.node_info.id = 'Trainer'
pipeline_ops.initiate_pipeline_start(m, pipeline)
pipeline_uid = task_lib.PipelineUid.from_pipeline(pipeline)
finalize_reason = status_lib.Status(code=status_lib.Code.ABORTED,
message='foo bar')
task_gen.return_value.generate.side_effect = [
[
test_utils.create_exec_node_task(
task_lib.NodeUid(pipeline_uid=pipeline_uid,
node_id='Transform')),
task_lib.FinalizeNodeTask(node_uid=task_lib.NodeUid(
pipeline_uid=pipeline_uid, node_id='Trainer'),
status=finalize_reason)
],
]
task_queue = tq.TaskQueue()
pipeline_ops.orchestrate(m, task_queue,
service_jobs.DummyServiceJobManager())
task_gen.return_value.generate.assert_called_once()
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(
test_utils.create_node_uid('pipeline1', 'Transform'),
task.node_uid)
# Load pipeline state and verify node stop initiation.
with pstate.PipelineState.load(m, pipeline_uid) as pipeline_state:
self.assertEqual(
finalize_reason,
pipeline_state.node_stop_initiated_reason(
task_lib.NodeUid(pipeline_uid=pipeline_uid,
node_id='Trainer')))
def test_handling_finalize_pipeline_task(self, task_gen):
with self._mlmd_connection as m:
pipeline = _test_pipeline('pipeline1', pipeline_pb2.Pipeline.SYNC)
pipeline_ops.initiate_pipeline_start(m, pipeline)
pipeline_uid = task_lib.PipelineUid.from_pipeline(pipeline)
finalize_reason = status_lib.Status(
code=status_lib.Code.ABORTED, message='foo bar')
task_gen.return_value.generate.side_effect = [
[
task_lib.FinalizePipelineTask(
pipeline_uid=pipeline_uid, status=finalize_reason)
],
]
task_queue = tq.TaskQueue()
pipeline_ops.orchestrate(m, task_queue,
service_jobs.DummyServiceJobManager())
task_gen.return_value.generate.assert_called_once()
self.assertTrue(task_queue.is_empty())
# Load pipeline state and verify stop initiation.
with pstate.PipelineState.load(m, pipeline_uid) as pipeline_state:
self.assertEqual(finalize_reason,
pipeline_state.stop_initiated_reason())
def test_stop_initiated_pipelines(self, pipeline, mock_gen_task_from_active,
mock_async_task_gen, mock_sync_task_gen):
with self._mlmd_connection as m:
pipeline.nodes.add().pipeline_node.node_info.id = 'ExampleGen'
pipeline.nodes.add().pipeline_node.node_info.id = 'Transform'
pipeline.nodes.add().pipeline_node.node_info.id = 'Trainer'
pipeline.nodes.add().pipeline_node.node_info.id = 'Evaluator'
mock_service_job_manager = mock.create_autospec(
service_jobs.ServiceJobManager, instance=True)
mock_service_job_manager.is_pure_service_node.side_effect = (
lambda _, node_id: node_id == 'ExampleGen')
mock_service_job_manager.is_mixed_service_node.side_effect = (
lambda _, node_id: node_id == 'Transform')
pipeline_ops.initiate_pipeline_start(m, pipeline)
with pstate.PipelineState.load(
m, task_lib.PipelineUid.from_pipeline(pipeline)) as pipeline_state:
pipeline_state.initiate_stop(
status_lib.Status(code=status_lib.Code.CANCELLED))
pipeline_execution = pipeline_state.execution
task_queue = tq.TaskQueue()
# For the stop-initiated pipeline, "Transform" execution task is in queue,
# "Trainer" has an active execution in MLMD but no task in queue,
# "Evaluator" has no active execution.
task_queue.enqueue(
test_utils.create_exec_node_task(
task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid.from_pipeline(pipeline),
node_id='Transform')))
transform_task = task_queue.dequeue() # simulates task being processed
mock_gen_task_from_active.side_effect = [
test_utils.create_exec_node_task(
node_uid=task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid.from_pipeline(pipeline),
node_id='Trainer'),
is_cancelled=True), None, None, None, None
]
pipeline_ops.orchestrate(m, task_queue, mock_service_job_manager)
# There are no active pipelines so these shouldn't be called.
mock_async_task_gen.assert_not_called()
mock_sync_task_gen.assert_not_called()
# stop_node_services should be called for ExampleGen which is a pure
# service node.
mock_service_job_manager.stop_node_services.assert_called_once_with(
mock.ANY, 'ExampleGen')
mock_service_job_manager.reset_mock()
task_queue.task_done(transform_task) # Pop out transform task.
# CancelNodeTask for the "Transform" ExecNodeTask should be next.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_cancel_node_task(task))
self.assertEqual('Transform', task.node_uid.node_id)
# ExecNodeTask (with is_cancelled=True) for "Trainer" is next.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual('Trainer', task.node_uid.node_id)
self.assertTrue(task.is_cancelled)
self.assertTrue(task_queue.is_empty())
mock_gen_task_from_active.assert_has_calls([
mock.call(
m,
pipeline_state.pipeline,
pipeline.nodes[2].pipeline_node,
mock.ANY,
is_cancelled=True),
mock.call(
m,
pipeline_state.pipeline,
pipeline.nodes[3].pipeline_node,
mock.ANY,
is_cancelled=True)
])
self.assertEqual(2, mock_gen_task_from_active.call_count)
# Pipeline execution should continue to be active since active node
# executions were found in the last call to `orchestrate`.
[execution] = m.store.get_executions_by_id([pipeline_execution.id])
self.assertTrue(execution_lib.is_execution_active(execution))
# Call `orchestrate` again; this time there are no more active node
# executions so the pipeline should be marked as cancelled.
pipeline_ops.orchestrate(m, task_queue, mock_service_job_manager)
self.assertTrue(task_queue.is_empty())
[execution] = m.store.get_executions_by_id([pipeline_execution.id])
self.assertEqual(metadata_store_pb2.Execution.CANCELED,
execution.last_known_state)
# stop_node_services should be called on both ExampleGen and Transform
# which are service nodes.
mock_service_job_manager.stop_node_services.assert_has_calls(
[mock.call(mock.ANY, 'ExampleGen'),
mock.call(mock.ANY, 'Transform')],
any_order=True)
def test_orchestrate_active_pipelines(self, mock_async_task_gen,
mock_sync_task_gen):
with self._mlmd_connection as m:
# Sync and async active pipelines.
async_pipelines = [
_test_pipeline('pipeline1'),
_test_pipeline('pipeline2'),
]
sync_pipelines = [
_test_pipeline('pipeline3', pipeline_pb2.Pipeline.SYNC),
_test_pipeline('pipeline4', pipeline_pb2.Pipeline.SYNC),
]
for pipeline in async_pipelines + sync_pipelines:
pipeline_ops.initiate_pipeline_start(m, pipeline)
# Active executions for active async pipelines.
mock_async_task_gen.return_value.generate.side_effect = [
[
test_utils.create_exec_node_task(
task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid.from_pipeline(
async_pipelines[0]),
node_id='Transform'))
],
[
test_utils.create_exec_node_task(
task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid.from_pipeline(
async_pipelines[1]),
node_id='Trainer'))
],
]
# Active executions for active sync pipelines.
mock_sync_task_gen.return_value.generate.side_effect = [
[
test_utils.create_exec_node_task(
task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid.from_pipeline(
sync_pipelines[0]),
node_id='Trainer'))
],
[
test_utils.create_exec_node_task(
task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid.from_pipeline(
sync_pipelines[1]),
node_id='Validator'))
],
]
task_queue = tq.TaskQueue()
pipeline_ops.orchestrate(m, task_queue,
service_jobs.DummyServiceJobManager())
self.assertEqual(2, mock_async_task_gen.return_value.generate.call_count)
self.assertEqual(2, mock_sync_task_gen.return_value.generate.call_count)
# Verify that tasks are enqueued in the expected order.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(
test_utils.create_node_uid('pipeline1', 'Transform'), task.node_uid)
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(
test_utils.create_node_uid('pipeline2', 'Trainer'), task.node_uid)
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(
test_utils.create_node_uid('pipeline3', 'Trainer'), task.node_uid)
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(
test_utils.create_node_uid('pipeline4', 'Validator'), task.node_uid)
self.assertTrue(task_queue.is_empty())
def setUp(self):
super(TaskManagerE2ETest, self).setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
# Makes sure multiple connections within a test always connect to the same
# MLMD instance.
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
# Sets up the pipeline.
pipeline = pipeline_pb2.Pipeline()
self.load_proto_from_text(
os.path.join(os.path.dirname(__file__), 'testdata',
'async_pipeline.pbtxt'), pipeline)
# Extracts components.
self._example_gen = pipeline.nodes[0].pipeline_node
self._transform = pipeline.nodes[1].pipeline_node
self._trainer = pipeline.nodes[2].pipeline_node
# Pack deployment config for testing.
deployment_config = pipeline_pb2.IntermediateDeploymentConfig()
executor_spec = pipeline_pb2.ExecutorSpec.PythonClassExecutorSpec(
class_path='fake.ClassPath')
deployment_config.executor_specs[self._trainer.node_info.id].Pack(
executor_spec)
deployment_config.executor_specs[self._transform.node_info.id].Pack(
executor_spec)
self._type_url = deployment_config.executor_specs[
self._trainer.node_info.id].type_url
pipeline.deployment_config.Pack(deployment_config)
self._pipeline = pipeline
self._pipeline_info = pipeline.pipeline_info
self._pipeline_runtime_spec = pipeline.runtime_spec
self._pipeline_runtime_spec.pipeline_root.field_value.string_value = (
pipeline_root)
ts.TaskSchedulerRegistry.clear()
self._task_queue = tq.TaskQueue()
# Run fake example-gen to prepare downstreams component triggers.
test_utils.fake_example_gen_run(self._mlmd_connection,
self._example_gen, 1, 1)
# Task generator should produce a task to run transform.
with self._mlmd_connection as m:
pipeline_state = pstate.PipelineState(m, self._pipeline, 0)
tasks = asptg.AsyncPipelineTaskGenerator(
m, pipeline_state, self._task_queue.contains_task_id,
service_jobs.DummyServiceJobManager()).generate()
self.assertLen(tasks, 1)
task = tasks[0]
self.assertEqual('my_transform', task.node_uid.node_id)
# Task generator should produce a task to run transform.
with self._mlmd_connection as m:
pipeline_state = pstate.PipelineState(m, self._pipeline, 0)
tasks = asptg.AsyncPipelineTaskGenerator(
m, pipeline_state, self._task_queue.contains_task_id,
service_jobs.DummyServiceJobManager()).generate()
self.assertLen(tasks, 1)
self._task = tasks[0]
self.assertEqual('my_transform', self._task.node_uid.node_id)
self._task_queue.enqueue(self._task)
# There should be 1 active execution in MLMD.
with self._mlmd_connection as m:
executions = m.store.get_executions()
active_executions = [
e for e in executions
if e.last_known_state == metadata_store_pb2.Execution.RUNNING
]
self.assertLen(active_executions, 1)
# Active execution id.
self._execution_id = active_executions[0].id
def test_stop_initiated_async_pipelines(self, mock_gen_task_from_active,
mock_async_task_gen,
mock_sync_task_gen):
with self._mlmd_connection as m:
pipeline1 = _test_pipeline('pipeline1')
pipeline1.nodes.add().pipeline_node.node_info.id = 'Transform'
pipeline1.nodes.add().pipeline_node.node_info.id = 'Trainer'
pipeline1.nodes.add().pipeline_node.node_info.id = 'Evaluator'
pipeline_ops.initiate_pipeline_start(m, pipeline1)
pipeline1_execution = pipeline_ops._initiate_pipeline_stop(
m, task_lib.PipelineUid.from_pipeline(pipeline1))
task_queue = tq.TaskQueue()
# For the stop-initiated pipeline, "Transform" execution task is in queue,
# "Trainer" has an active execution in MLMD but no task in queue,
# "Evaluator" has no active execution.
task_queue.enqueue(
test_utils.create_exec_node_task(node_uid=task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid(pipeline_id='pipeline1',
pipeline_run_id=None),
node_id='Transform')))
transform_task = task_queue.dequeue(
) # simulates task being processed
mock_gen_task_from_active.side_effect = [
test_utils.create_exec_node_task(node_uid=task_lib.NodeUid(
pipeline_uid=task_lib.PipelineUid(pipeline_id='pipeline1',
pipeline_run_id=None),
node_id='Trainer'),
is_cancelled=True), None,
None, None, None
]
pipeline_ops.generate_tasks(m, task_queue)
# There are no active pipelines so these shouldn't be called.
mock_async_task_gen.assert_not_called()
mock_sync_task_gen.assert_not_called()
# Simulate finishing the "Transform" ExecNodeTask.
task_queue.task_done(transform_task)
# CancelNodeTask for the "Transform" ExecNodeTask should be next.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_cancel_node_task(task))
self.assertEqual('Transform', task.node_uid.node_id)
# ExecNodeTask for "Trainer" is next.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual('Trainer', task.node_uid.node_id)
self.assertTrue(task_queue.is_empty())
mock_gen_task_from_active.assert_has_calls([
mock.call(m,
pipeline1,
pipeline1.nodes[1].pipeline_node,
mock.ANY,
is_cancelled=True),
mock.call(m,
pipeline1,
pipeline1.nodes[2].pipeline_node,
mock.ANY,
is_cancelled=True)
])
self.assertEqual(2, mock_gen_task_from_active.call_count)
# Pipeline execution should continue to be active since active node
# executions were found in the last call to `generate_tasks`.
[execution
] = m.store.get_executions_by_id([pipeline1_execution.id])
self.assertTrue(execution_lib.is_execution_active(execution))
# Call `generate_tasks` again; this time there are no more active node
# executions so the pipeline should be marked as cancelled.
pipeline_ops.generate_tasks(m, task_queue)
self.assertTrue(task_queue.is_empty())
[execution
] = m.store.get_executions_by_id([pipeline1_execution.id])
self.assertEqual(metadata_store_pb2.Execution.CANCELED,
execution.last_known_state)
def test_resolver_task_scheduler(self):
with self._mlmd_connection as m:
# Publishes two models which will be consumed by downstream resolver.
output_model_1 = types.Artifact(
self._trainer.outputs.outputs['model'].artifact_spec.type)
output_model_1.uri = 'my_model_uri_1'
output_model_2 = types.Artifact(
self._trainer.outputs.outputs['model'].artifact_spec.type)
output_model_2.uri = 'my_model_uri_2'
contexts = context_lib.prepare_contexts(m, self._trainer.contexts)
execution = execution_publish_utils.register_execution(
m, self._trainer.node_info.type, contexts)
execution_publish_utils.publish_succeeded_execution(
m, execution.id, contexts, {
'model': [output_model_1, output_model_2],
})
task_queue = tq.TaskQueue()
# Verify that resolver task is generated.
[resolver_task] = test_utils.run_generator_and_test(
test_case=self,
mlmd_connection=self._mlmd_connection,
generator_class=sptg.SyncPipelineTaskGenerator,
pipeline=self._pipeline,
task_queue=task_queue,
use_task_queue=False,
service_job_manager=None,
num_initial_executions=1,
num_tasks_generated=1,
num_new_executions=1,
num_active_executions=1,
expected_exec_nodes=[self._resolver_node],
ignore_update_node_state_tasks=True)
with self._mlmd_connection as m:
# Run resolver task scheduler and publish results.
ts_result = resolver_task_scheduler.ResolverTaskScheduler(
mlmd_handle=m, pipeline=self._pipeline,
task=resolver_task).schedule()
self.assertEqual(status_lib.Code.OK, ts_result.status.code)
self.assertIsInstance(ts_result.output,
task_scheduler.ResolverNodeOutput)
self.assertCountEqual(
['resolved_model'],
ts_result.output.resolved_input_artifacts.keys())
models = ts_result.output.resolved_input_artifacts[
'resolved_model']
self.assertLen(models, 1)
self.assertEqual('my_model_uri_2', models[0].mlmd_artifact.uri)
tm._publish_execution_results(m, resolver_task, ts_result)
# Verify resolver node output is input to the downstream consumer node.
[consumer_task] = test_utils.run_generator_and_test(
test_case=self,
mlmd_connection=self._mlmd_connection,
generator_class=sptg.SyncPipelineTaskGenerator,
pipeline=self._pipeline,
task_queue=task_queue,
use_task_queue=False,
service_job_manager=None,
num_initial_executions=2,
num_tasks_generated=1,
num_new_executions=1,
num_active_executions=1,
expected_exec_nodes=[self._consumer_node],
ignore_update_node_state_tasks=True)
self.assertCountEqual(['resolved_model'],
consumer_task.input_artifacts.keys())
input_models = consumer_task.input_artifacts['resolved_model']
self.assertLen(input_models, 1)
self.assertEqual('my_model_uri_2', input_models[0].mlmd_artifact.uri)
def test_task_handling(self, mock_publish):
collector = _Collector()
# Register a fake task scheduler.
ts.TaskSchedulerRegistry.register(
self._type_url,
functools.partial(_FakeTaskScheduler,
block_nodes={'Trainer', 'Transform', 'Pusher'},
collector=collector))
task_queue = tq.TaskQueue()
# Enqueue some tasks.
trainer_exec_task = _test_exec_node_task('Trainer',
'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(trainer_exec_task)
task_queue.enqueue(_test_cancel_node_task('Trainer', 'test-pipeline'))
with self._task_manager(task_queue) as task_manager:
# Enqueue more tasks after task manager starts.
transform_exec_task = _test_exec_node_task('Transform',
'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(transform_exec_task)
evaluator_exec_task = _test_exec_node_task('Evaluator',
'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(evaluator_exec_task)
task_queue.enqueue(
_test_cancel_node_task('Transform', 'test-pipeline'))
pusher_exec_task = _test_exec_node_task('Pusher',
'test-pipeline',
pipeline=self._pipeline)
task_queue.enqueue(pusher_exec_task)
task_queue.enqueue(
_test_cancel_node_task('Pusher', 'test-pipeline', pause=True))
self.assertTrue(task_manager.done())
self.assertIsNone(task_manager.exception())
# Ensure that all exec and cancellation tasks were processed correctly.
self.assertCountEqual([
trainer_exec_task,
transform_exec_task,
evaluator_exec_task,
pusher_exec_task,
], collector.scheduled_tasks)
self.assertCountEqual([
trainer_exec_task,
transform_exec_task,
pusher_exec_task,
], collector.cancelled_tasks)
result_ok = ts.TaskSchedulerResult(status=status_lib.Status(
code=status_lib.Code.OK, message='_FakeTaskScheduler result'))
result_cancelled = ts.TaskSchedulerResult(
status=status_lib.Status(code=status_lib.Code.CANCELLED,
message='_FakeTaskScheduler result'))
mock_publish.assert_has_calls([
mock.call(mlmd_handle=mock.ANY,
task=trainer_exec_task,
result=result_cancelled),
mock.call(mlmd_handle=mock.ANY,
task=transform_exec_task,
result=result_cancelled),
mock.call(mlmd_handle=mock.ANY,
task=evaluator_exec_task,
result=result_ok),
],
any_order=True)
# It is expected that publish is not called for Pusher because it was
# cancelled with pause=True so there must be only 3 calls.
self.assertLen(mock_publish.mock_calls, 3)
def test_active_pipelines_with_stop_initiated_nodes(
self, mock_gen_task_from_active, mock_async_task_gen):
with self._mlmd_connection as m:
pipeline = _test_pipeline('pipeline')
pipeline.nodes.add().pipeline_node.node_info.id = 'Transform'
pipeline.nodes.add().pipeline_node.node_info.id = 'Trainer'
pipeline.nodes.add().pipeline_node.node_info.id = 'Evaluator'
transform_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[0].pipeline_node)
transform_task = test_utils.create_exec_node_task(
node_uid=transform_node_uid)
trainer_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[1].pipeline_node)
trainer_task = test_utils.create_exec_node_task(
node_uid=trainer_node_uid)
evaluator_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[2].pipeline_node)
evaluator_task = test_utils.create_exec_node_task(
node_uid=evaluator_node_uid)
cancelled_evaluator_task = test_utils.create_exec_node_task(
node_uid=evaluator_node_uid, is_cancelled=True)
pipeline_ops.initiate_pipeline_start(m, pipeline)
with pstate.PipelineState.load(
m, task_lib.PipelineUid.from_pipeline(
pipeline)) as pipeline_state:
# Stop trainer and evaluator.
pipeline_state.initiate_node_stop(trainer_node_uid)
pipeline_state.initiate_node_stop(evaluator_node_uid)
task_queue = tq.TaskQueue()
# Simulate a new transform execution being triggered.
mock_async_task_gen.return_value.generate.return_value = [
transform_task
]
# Simulate ExecNodeTask for trainer already present in the task queue.
task_queue.enqueue(trainer_task)
# Simulate Evaluator having an active execution in MLMD.
mock_gen_task_from_active.side_effect = [evaluator_task]
pipeline_ops.orchestrate(m, task_queue)
self.assertEqual(
1, mock_async_task_gen.return_value.generate.call_count)
# Verify that tasks are enqueued in the expected order:
# Pre-existing trainer task.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertEqual(trainer_task, task)
# CancelNodeTask for trainer.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_cancel_node_task(task))
self.assertEqual(trainer_node_uid, task.node_uid)
# ExecNodeTask with is_cancelled=True for evaluator.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(cancelled_evaluator_task, task)
# ExecNodeTask for newly triggered transform node.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertEqual(transform_task, task)
# No more tasks.
self.assertTrue(task_queue.is_empty())
def test_active_pipelines_with_stop_initiated_nodes(self,
mock_gen_task_from_active,
mock_async_task_gen):
with self._mlmd_connection as m:
pipeline = _test_pipeline('pipeline')
pipeline.nodes.add().pipeline_node.node_info.id = 'ExampleGen'
pipeline.nodes.add().pipeline_node.node_info.id = 'Transform'
pipeline.nodes.add().pipeline_node.node_info.id = 'Trainer'
pipeline.nodes.add().pipeline_node.node_info.id = 'Evaluator'
mock_service_job_manager = mock.create_autospec(
service_jobs.ServiceJobManager, instance=True)
mock_service_job_manager.is_pure_service_node.side_effect = (
lambda _, node_id: node_id == 'ExampleGen')
example_gen_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[0].pipeline_node)
transform_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[1].pipeline_node)
transform_task = test_utils.create_exec_node_task(
node_uid=transform_node_uid)
trainer_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[2].pipeline_node)
trainer_task = test_utils.create_exec_node_task(node_uid=trainer_node_uid)
evaluator_node_uid = task_lib.NodeUid.from_pipeline_node(
pipeline, pipeline.nodes[3].pipeline_node)
evaluator_task = test_utils.create_exec_node_task(
node_uid=evaluator_node_uid)
cancelled_evaluator_task = test_utils.create_exec_node_task(
node_uid=evaluator_node_uid, is_cancelled=True)
pipeline_ops.initiate_pipeline_start(m, pipeline)
with pstate.PipelineState.load(
m, task_lib.PipelineUid.from_pipeline(pipeline)) as pipeline_state:
# Stop example-gen, trainer and evaluator.
pipeline_state.initiate_node_stop(
example_gen_node_uid,
status_lib.Status(code=status_lib.Code.CANCELLED))
pipeline_state.initiate_node_stop(
trainer_node_uid, status_lib.Status(code=status_lib.Code.CANCELLED))
pipeline_state.initiate_node_stop(
evaluator_node_uid, status_lib.Status(code=status_lib.Code.ABORTED))
task_queue = tq.TaskQueue()
# Simulate a new transform execution being triggered.
mock_async_task_gen.return_value.generate.return_value = [transform_task]
# Simulate ExecNodeTask for trainer already present in the task queue.
task_queue.enqueue(trainer_task)
# Simulate Evaluator having an active execution in MLMD.
mock_gen_task_from_active.side_effect = [evaluator_task]
pipeline_ops.orchestrate(m, task_queue, mock_service_job_manager)
self.assertEqual(1, mock_async_task_gen.return_value.generate.call_count)
# stop_node_services should be called on example-gen which is a pure
# service node.
mock_service_job_manager.stop_node_services.assert_called_once_with(
mock.ANY, 'ExampleGen')
# Verify that tasks are enqueued in the expected order:
# Pre-existing trainer task.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertEqual(trainer_task, task)
# CancelNodeTask for trainer.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_cancel_node_task(task))
self.assertEqual(trainer_node_uid, task.node_uid)
# ExecNodeTask with is_cancelled=True for evaluator.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(cancelled_evaluator_task, task)
# ExecNodeTask for newly triggered transform node.
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertEqual(transform_task, task)
# No more tasks.
self.assertTrue(task_queue.is_empty())
def test_generate_tasks_async_active_pipelines(self, mock_async_task_gen,
mock_sync_task_gen):
with self._mlmd_connection as m:
# One active pipeline.
pipeline1 = _test_pipeline('pipeline1')
pipeline_ops.initiate_pipeline_start(m, pipeline1)
# Another active pipeline (with previously completed execution).
pipeline2 = _test_pipeline('pipeline2')
execution2 = pipeline_ops.initiate_pipeline_start(m, pipeline2)
execution2.last_known_state = metadata_store_pb2.Execution.COMPLETE
m.store.put_executions([execution2])
execution2 = pipeline_ops.initiate_pipeline_start(m, pipeline2)
# Inactive pipelines should be ignored.
pipeline3 = _test_pipeline('pipeline3')
execution3 = pipeline_ops.initiate_pipeline_start(m, pipeline3)
execution3.last_known_state = metadata_store_pb2.Execution.COMPLETE
m.store.put_executions([execution3])
# For active pipelines pipeline1 and pipeline2, there are a couple of
# active executions.
def _exec_node_tasks():
for pipeline_id in ('pipeline1', 'pipeline2'):
yield [
test_utils.create_exec_node_task(
node_uid=task_lib.
NodeUid(pipeline_uid=task_lib.PipelineUid(
pipeline_id=pipeline_id, pipeline_run_id=None),
node_id='Transform')),
test_utils.create_exec_node_task(
node_uid=task_lib.
NodeUid(pipeline_uid=task_lib.PipelineUid(
pipeline_id=pipeline_id, pipeline_run_id=None),
node_id='Trainer'))
]
mock_async_task_gen.return_value.generate.side_effect = _exec_node_tasks(
)
task_queue = tq.TaskQueue()
pipeline_ops.generate_tasks(m, task_queue)
self.assertEqual(
2, mock_async_task_gen.return_value.generate.call_count)
mock_sync_task_gen.assert_not_called()
# Verify that tasks are enqueued in the expected order.
for node_id in ('Transform', 'Trainer'):
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(node_id, task.node_uid.node_id)
self.assertEqual('pipeline1',
task.node_uid.pipeline_uid.pipeline_id)
for node_id in ('Transform', 'Trainer'):
task = task_queue.dequeue()
task_queue.task_done(task)
self.assertTrue(task_lib.is_exec_node_task(task))
self.assertEqual(node_id, task.node_uid.node_id)
self.assertEqual('pipeline2',
task.node_uid.pipeline_uid.pipeline_id)
self.assertTrue(task_queue.is_empty())
def setUp(self):
super().setUp()
pipeline_root = os.path.join(
os.environ.get('TEST_UNDECLARED_OUTPUTS_DIR', self.get_temp_dir()),
self.id())
# Makes sure multiple connections within a test always connect to the same
# MLMD instance.
metadata_path = os.path.join(pipeline_root, 'metadata', 'metadata.db')
self._metadata_path = metadata_path
connection_config = metadata.sqlite_metadata_connection_config(
metadata_path)
connection_config.sqlite.SetInParent()
self._mlmd_connection = metadata.Metadata(
connection_config=connection_config)
# Sets up the pipeline.
pipeline = test_async_pipeline.create_pipeline()
# Extracts components.
self._example_gen = pipeline.nodes[0].pipeline_node
self._transform = pipeline.nodes[1].pipeline_node
self._trainer = pipeline.nodes[2].pipeline_node
# Pack deployment config for testing.
deployment_config = pipeline_pb2.IntermediateDeploymentConfig()
executor_spec = pipeline_pb2.ExecutorSpec.PythonClassExecutorSpec(
class_path='fake.ClassPath')
deployment_config.executor_specs[self._trainer.node_info.id].Pack(
executor_spec)
deployment_config.executor_specs[self._transform.node_info.id].Pack(
executor_spec)
self._type_url = deployment_config.executor_specs[
self._trainer.node_info.id].type_url
pipeline.deployment_config.Pack(deployment_config)
self._pipeline = pipeline
self._pipeline_info = pipeline.pipeline_info
self._pipeline_runtime_spec = pipeline.runtime_spec
self._pipeline_runtime_spec.pipeline_root.field_value.string_value = (
pipeline_root)
ts.TaskSchedulerRegistry.clear()
self._task_queue = tq.TaskQueue()
# Run fake example-gen to prepare downstreams component triggers.
test_utils.fake_example_gen_run(self._mlmd_connection,
self._example_gen, 1, 1)
# Task generator should produce two tasks for transform. The first one is
# UpdateNodeStateTask and the second one is ExecNodeTask.
with self._mlmd_connection as m:
pipeline_state = pstate.PipelineState.new(m, self._pipeline)
tasks = asptg.AsyncPipelineTaskGenerator(
m, self._task_queue.contains_task_id,
service_jobs.DummyServiceJobManager()).generate(pipeline_state)
self.assertLen(tasks, 2)
self.assertTrue(task_lib.is_update_node_state_task(tasks[0]))
self.assertEqual(pstate.NodeState.RUNNING, tasks[0].state)
self.assertEqual('my_transform', tasks[0].node_uid.node_id)
self.assertTrue(task_lib.is_exec_node_task(tasks[1]))
self.assertEqual('my_transform', tasks[1].node_uid.node_id)
self.assertTrue(os.path.exists(tasks[1].stateful_working_dir))
self.assertTrue(os.path.exists(tasks[1].tmp_dir))
self._task = tasks[1]
self._output_artifact_uri = self._task.output_artifacts[
'transform_graph'][0].uri
self.assertTrue(os.path.exists(self._output_artifact_uri))
self._task_queue.enqueue(self._task)
# There should be 1 active execution in MLMD.
with self._mlmd_connection as m:
executions = m.store.get_executions()
active_executions = [
e for e in executions
if e.last_known_state == metadata_store_pb2.Execution.RUNNING
]
self.assertLen(active_executions, 1)
# Active execution id.
self._execution_id = active_executions[0].id
