def test_server_down():
with grpc_instance() as instance:
repo_yaml = file_relative_path(__file__, "repo.yaml")
recon_repo = ReconstructableRepository.from_legacy_repository_yaml(
repo_yaml)
loadable_target_origin = recon_repo.get_origin().loadable_target_origin
server_process = GrpcServerProcess(
loadable_target_origin=loadable_target_origin,
max_workers=4,
force_port=True)
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.create_grpc_server_location(
location_name="test",
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
))
external_pipeline = repository_location.get_repository(
"nope").get_full_external_pipeline("sleepy_pipeline")
pipeline_run = instance.create_run_for_pipeline(
pipeline_def=sleepy_pipeline, run_config=None)
launcher = instance.run_launcher
launcher.launch_run(instance, pipeline_run, external_pipeline)
poll_for_step_start(instance, pipeline_run.run_id)
assert launcher.can_terminate(pipeline_run.run_id)
original_run_tags = instance.get_run_by_id(
pipeline_run.run_id).tags[GRPC_INFO_TAG]
# Replace run tags with an invalid port
instance.add_run_tags(
pipeline_run.run_id,
{
GRPC_INFO_TAG:
seven.json.dumps(
merge_dicts({"host": "localhost"},
{"port": find_free_port()}))
},
)
assert not launcher.can_terminate(pipeline_run.run_id)
instance.add_run_tags(
pipeline_run.run_id,
{
GRPC_INFO_TAG: original_run_tags,
},
)
assert launcher.terminate(pipeline_run.run_id)
server_process.wait()
def get_external_pipeline_from_grpc_server_repository(pipeline_name):
loadable_target_origin = LoadableTargetOrigin(
executable_path=sys.executable,
attribute="nope",
python_file=file_relative_path(__file__,
"test_default_run_launcher.py"),
)
server_process = GrpcServerProcess(
loadable_target_origin=loadable_target_origin)
try:
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.
create_from_repository_location_origin(
GrpcServerRepositoryLocationOrigin(
location_name="test",
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
)))
yield repository_location.get_repository(
"nope").get_full_external_pipeline(pipeline_name)
finally:
server_process.wait()
def test_server_down():
with instance_for_test() as instance:
loadable_target_origin = LoadableTargetOrigin(
executable_path=sys.executable,
attribute="nope",
python_file=file_relative_path(__file__, "test_default_run_launcher.py"),
)
server_process = GrpcServerProcess(
loadable_target_origin=loadable_target_origin, max_workers=4, force_port=True
)
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.create_from_repository_location_origin(
GrpcServerRepositoryLocationOrigin(
location_name="test",
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
)
)
)
external_pipeline = repository_location.get_repository(
"nope"
).get_full_external_pipeline("sleepy_pipeline")
pipeline_run = instance.create_run_for_pipeline(
pipeline_def=sleepy_pipeline, run_config=None
)
instance.launch_run(pipeline_run.run_id, external_pipeline)
poll_for_step_start(instance, pipeline_run.run_id)
launcher = instance.run_launcher
assert launcher.can_terminate(pipeline_run.run_id)
original_run_tags = instance.get_run_by_id(pipeline_run.run_id).tags[GRPC_INFO_TAG]
# Replace run tags with an invalid port
instance.add_run_tags(
pipeline_run.run_id,
{
GRPC_INFO_TAG: seven.json.dumps(
merge_dicts({"host": "localhost"}, {"port": find_free_port()})
)
},
)
assert not launcher.can_terminate(pipeline_run.run_id)
instance.add_run_tags(
pipeline_run.run_id, {GRPC_INFO_TAG: original_run_tags,},
)
assert launcher.terminate(pipeline_run.run_id)
server_process.wait()
def test_terminate_after_shutdown():
with instance_for_test() as instance:
with RepositoryLocationHandle.create_from_repository_location_origin(
ManagedGrpcPythonEnvRepositoryLocationOrigin(
loadable_target_origin=LoadableTargetOrigin(
executable_path=sys.executable,
attribute="nope",
python_file=file_relative_path(__file__, "test_default_run_launcher.py"),
),
location_name="nope",
)
) as repository_location_handle:
repository_location = GrpcServerRepositoryLocation(repository_location_handle)
external_pipeline = repository_location.get_repository(
"nope"
).get_full_external_pipeline("sleepy_pipeline")
pipeline_run = instance.create_run_for_pipeline(
pipeline_def=sleepy_pipeline, run_config=None
)
instance.launch_run(pipeline_run.run_id, external_pipeline)
poll_for_step_start(instance, pipeline_run.run_id)
# Tell the server to shut down once executions finish
repository_location_handle.client.cleanup_server()
# Trying to start another run fails
doomed_to_fail_external_pipeline = repository_location.get_repository(
"nope"
).get_full_external_pipeline("math_diamond")
doomed_to_fail_pipeline_run = instance.create_run_for_pipeline(
pipeline_def=math_diamond, run_config=None
)
with pytest.raises(DagsterLaunchFailedError):
instance.launch_run(
doomed_to_fail_pipeline_run.run_id, doomed_to_fail_external_pipeline
)
launcher = instance.run_launcher
# Can terminate the run even after the shutdown event has been received
assert launcher.can_terminate(pipeline_run.run_id)
assert launcher.terminate(pipeline_run.run_id)
def test_run_always_finishes(): # pylint: disable=redefined-outer-name
with seven.TemporaryDirectory() as temp_dir:
instance = DagsterInstance.local_temp(
temp_dir,
overrides={
"run_launcher": {
"module": "dagster.core.launcher.grpc_run_launcher",
"class": "GrpcRunLauncher",
}
},
)
pipeline_run = instance.create_run_for_pipeline(
pipeline_def=slow_pipeline, run_config=None)
run_id = pipeline_run.run_id
loadable_target_origin = LoadableTargetOrigin(
attribute="nope",
python_file=file_relative_path(__file__,
"test_default_run_launcher.py"),
)
server_process = GrpcServerProcess(
loadable_target_origin=loadable_target_origin, max_workers=4)
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.create_grpc_server_location(
location_name="test",
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
))
external_pipeline = repository_location.get_repository(
"nope").get_full_external_pipeline("slow_pipeline")
assert instance.get_run_by_id(
run_id).status == PipelineRunStatus.NOT_STARTED
launcher = instance.run_launcher
launcher.launch_run(instance=instance,
run=pipeline_run,
external_pipeline=external_pipeline)
# Server process now receives shutdown event, run has not finished yet
pipeline_run = instance.get_run_by_id(run_id)
assert not pipeline_run.is_finished
assert server_process.server_process.poll() is None
# Server should wait until run finishes, then shutdown
pipeline_run = poll_for_finished_run(instance, run_id)
assert pipeline_run.status == PipelineRunStatus.SUCCESS
start_time = time.time()
while server_process.server_process.poll() is None:
time.sleep(0.05)
# Verify server process cleans up eventually
assert time.time() - start_time < 5
server_process.wait()
def get_external_pipeline_from_managed_grpc_python_env_repository(pipeline_name):
with ManagedGrpcPythonEnvRepositoryLocationOrigin(
loadable_target_origin=LoadableTargetOrigin(
executable_path=sys.executable,
attribute="nope",
python_file=file_relative_path(__file__, "test_default_run_launcher.py"),
),
location_name="nope",
).create_handle() as repository_location_handle:
repository_location = GrpcServerRepositoryLocation(repository_location_handle)
yield repository_location.get_repository("nope").get_full_external_pipeline(pipeline_name)
def get_external_pipeline_from_managed_grpc_python_env_repository(pipeline_name):
repository_location_handle = RepositoryLocationHandle.create_process_bound_grpc_server_location(
loadable_target_origin=LoadableTargetOrigin(
attribute="nope",
python_file=file_relative_path(__file__, "test_default_run_launcher.py"),
),
location_name="nope",
)
repository_location = GrpcServerRepositoryLocation(repository_location_handle)
try:
yield repository_location.get_repository("nope").get_full_external_pipeline(pipeline_name)
finally:
repository_location_handle.cleanup()
def get_external_pipeline_from_managed_grpc_python_env_repository(pipeline_name):
repository_location_handle = RepositoryLocationHandle.create_process_bound_grpc_server_location(
loadable_target_origin=LoadableTargetOrigin(
attribute='nope',
python_file=file_relative_path(__file__, 'test_cli_api_run_launcher.py'),
),
location_name='nope',
)
repository_location = GrpcServerRepositoryLocation(repository_location_handle)
yield repository_location.get_repository('nope').get_full_external_pipeline(pipeline_name)
def test_run_always_finishes(): # pylint: disable=redefined-outer-name
with instance_for_test() as instance:
pipeline_run = instance.create_run_for_pipeline(
pipeline_def=slow_pipeline, run_config=None)
run_id = pipeline_run.run_id
loadable_target_origin = LoadableTargetOrigin(
executable_path=sys.executable,
attribute="nope",
python_file=file_relative_path(__file__,
"test_default_run_launcher.py"),
)
server_process = GrpcServerProcess(
loadable_target_origin=loadable_target_origin, max_workers=4)
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.
create_from_repository_location_origin(
GrpcServerRepositoryLocationOrigin(
location_name="test",
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
)))
external_pipeline = repository_location.get_repository(
"nope").get_full_external_pipeline("slow_pipeline")
assert instance.get_run_by_id(
run_id).status == PipelineRunStatus.NOT_STARTED
instance.launch_run(run_id=pipeline_run.run_id,
external_pipeline=external_pipeline)
# Server process now receives shutdown event, run has not finished yet
pipeline_run = instance.get_run_by_id(run_id)
assert not pipeline_run.is_finished
assert server_process.server_process.poll() is None
# Server should wait until run finishes, then shutdown
pipeline_run = poll_for_finished_run(instance, run_id)
assert pipeline_run.status == PipelineRunStatus.SUCCESS
start_time = time.time()
while server_process.server_process.poll() is None:
time.sleep(0.05)
# Verify server process cleans up eventually
assert time.time() - start_time < 5
server_process.wait()
def get_external_pipeline_from_grpc_server_repository(pipeline_name):
repo_yaml = file_relative_path(__file__, 'repo.yaml')
recon_repo = ReconstructableRepository.from_legacy_repository_yaml(repo_yaml)
loadable_target_origin = LoadableTargetOrigin.from_python_origin(recon_repo.get_origin())
with GrpcServerProcess(
loadable_target_origin=loadable_target_origin
).create_ephemeral_client() as server:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.create_grpc_server_location(
location_name='test', port=server.port, socket=server.socket, host='localhost',
)
)
yield repository_location.get_repository('nope').get_full_external_pipeline(pipeline_name)
def test_run_always_finishes(temp_instance): # pylint: disable=redefined-outer-name
instance = temp_instance
pipeline_run = instance.create_run_for_pipeline(pipeline_def=slow_pipeline, run_config=None)
run_id = pipeline_run.run_id
recon_repo = ReconstructableRepository.for_file(__file__, 'nope')
loadable_target_origin = LoadableTargetOrigin.from_python_origin(recon_repo.get_origin())
server_process = GrpcServerProcess(loadable_target_origin=loadable_target_origin, max_workers=4)
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.create_grpc_server_location(
location_name='test',
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
)
)
external_pipeline = repository_location.get_repository('nope').get_full_external_pipeline(
'slow_pipeline'
)
assert instance.get_run_by_id(run_id).status == PipelineRunStatus.NOT_STARTED
launcher = instance.run_launcher
launcher.launch_run(
instance=instance, run=pipeline_run, external_pipeline=external_pipeline
)
# Server process now receives shutdown event, run has not finished yet
pipeline_run = instance.get_run_by_id(run_id)
assert not pipeline_run.is_finished
assert server_process.server_process.poll() is None
# Server should wait until run finishes, then shutdown
pipeline_run = poll_for_run(instance, run_id)
assert pipeline_run.status == PipelineRunStatus.SUCCESS
start_time = time.time()
while server_process.server_process.poll() is None:
time.sleep(0.05)
# Verify server process cleans up eventually
assert time.time() - start_time < 5
def get_external_pipeline_from_grpc_server_repository(pipeline_name):
repo_yaml = file_relative_path(__file__, "repo.yaml")
recon_repo = ReconstructableRepository.from_legacy_repository_yaml(
repo_yaml)
loadable_target_origin = recon_repo.get_origin().loadable_target_origin
server_process = GrpcServerProcess(
loadable_target_origin=loadable_target_origin)
try:
with server_process.create_ephemeral_client() as api_client:
repository_location = GrpcServerRepositoryLocation(
RepositoryLocationHandle.create_grpc_server_location(
location_name="test",
port=api_client.port,
socket=api_client.socket,
host=api_client.host,
))
yield repository_location.get_repository(
"nope").get_full_external_pipeline(pipeline_name)
finally:
server_process.wait()
