def test_load_via_env_var():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--python-file",
python_file,
]
with environ({
"DAGSTER_CLI_API_GRPC_HOST": "localhost",
"DAGSTER_CLI_API_GRPC_PORT": str(port)
}):
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"),
subprocess_args)
assert DagsterGrpcClient(port=port).ping("foobar") == "foobar"
finally:
process.terminate()
def test_load_with_error(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
with pytest.raises(DagsterIPCProtocolError):
wait_for_grpc_server(ipc_output_file)
_, err = capfd.readouterr()
assert "No module named" in err
finally:
process.terminate()
def test_load_with_error(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
with pytest.raises(Exception):
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"),
subprocess_args)
process.wait()
_, err = capfd.readouterr()
assert "No module named" in err
finally:
if process.poll() is None:
process.terminate()
def test_load_with_empty_working_directory(capfd):
port = find_free_port()
# File that will fail if working directory isn't set to default
python_file = file_relative_path(__file__, "grpc_repo_with_local_import.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
with new_cwd(os.path.dirname(__file__)):
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"), subprocess_args
)
assert DagsterGrpcClient(port=port).ping("foobar") == "foobar"
finally:
process.terminate()
# indicating the working directory is empty fails
port = find_free_port()
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--empty-working-directory",
]
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
with pytest.raises(Exception):
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"), subprocess_args
)
process.wait()
_, err = capfd.readouterr()
assert "No module named" in err
finally:
if process.poll() is None:
process.terminate()
def test_lazy_load_via_env_var():
with environ({"DAGSTER_CLI_API_GRPC_LAZY_LOAD_USER_CODE": "1"}):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"),
subprocess_args)
list_repositories_response = deserialize_json_to_dagster_namedtuple(
DagsterGrpcClient(port=port).list_repositories())
assert isinstance(list_repositories_response,
SerializableErrorInfo)
assert "No module named" in list_repositories_response.message
finally:
process.terminate()
def test_load_with_invalid_param(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
"--foo-param",
"bar_value",
],
stdout=subprocess.PIPE,
)
try:
with pytest.raises(DagsterIPCProtocolError):
wait_for_grpc_server(process, ipc_output_file)
finally:
process.terminate()
_, err = capfd.readouterr()
assert "no such optio" in err
def test_lazy_load_with_error():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--lazy-load-user-code",
]
process = subprocess.Popen(subprocess_args, stdout=subprocess.PIPE)
try:
wait_for_grpc_server(process,
DagsterGrpcClient(port=port, host="localhost"),
subprocess_args)
list_repositories_response = deserialize_json_to_dagster_namedtuple(
DagsterGrpcClient(port=port).list_repositories())
assert isinstance(list_repositories_response, SerializableErrorInfo)
assert "No module named" in list_repositories_response.message
finally:
process.terminate()
def test_load_with_empty_working_directory(capfd):
port = find_free_port()
# File that will fail if working directory isn't set to default
python_file = file_relative_path(__file__, "grpc_repo_with_local_import.py")
with new_cwd(os.path.dirname(__file__)):
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(process, ipc_output_file)
assert DagsterGrpcClient(port=port).ping("foobar") == "foobar"
finally:
process.terminate()
# indicating the working directory is empty fails
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--empty-working-directory",
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
with pytest.raises(DagsterUserCodeProcessError):
wait_for_grpc_server(process, ipc_output_file)
process.wait()
_, err = capfd.readouterr()
assert "No module named" in err
finally:
if process.poll() is None:
process.terminate()
def test_crash_during_load():
port = find_free_port()
python_file = file_relative_path(__file__, "crashy_grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
with pytest.raises(
Exception,
match=re.escape(
'gRPC server exited with return code 123 while starting up with the command: "dagster api grpc --port'
),
):
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"),
subprocess_args)
finally:
if process.poll() is None:
process.terminate()
def test_sensor_timeout():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"), subprocess_args
)
client = DagsterGrpcClient(port=port)
with instance_for_test() as instance:
repo_origin = ExternalRepositoryOrigin(
repository_location_origin=GrpcServerRepositoryLocationOrigin(
port=port, host="localhost"
),
repository_name="bar_repo",
)
with pytest.raises(DagsterUserCodeUnreachableError) as exc_info:
client.external_sensor_execution(
sensor_execution_args=SensorExecutionArgs(
repository_origin=repo_origin,
instance_ref=instance.get_ref(),
sensor_name="slow_sensor",
last_completion_time=None,
last_run_key=None,
cursor=None,
),
timeout=2,
)
assert "Deadline Exceeded" in str(exc_info.getrepr())
# Call succeeds without the timeout
client.external_sensor_execution(
sensor_execution_args=SensorExecutionArgs(
repository_origin=repo_origin,
instance_ref=instance.get_ref(),
sensor_name="slow_sensor",
last_completion_time=None,
last_run_key=None,
cursor=None,
),
)
finally:
process.terminate()
def test_lazy_load_with_error():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--lazy-load-user-code",
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(ipc_output_file)
list_repositories_response = DagsterGrpcClient(
port=port).list_repositories()
assert isinstance(list_repositories_response, SerializableErrorInfo)
assert "No module named" in list_repositories_response.message
finally:
process.terminate()
def test_load_with_invalid_param(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--foo-param",
"bar_value",
]
process = subprocess.Popen(
subprocess_args,
stdout=subprocess.PIPE,
)
try:
with pytest.raises(
Exception,
match='gRPC server exited with return code 2 while starting up with the command: "dagster api grpc --port',
):
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"), subprocess_args
)
finally:
process.terminate()
_, err = capfd.readouterr()
assert "no such option" in err
def test_load_grpc_server_python_env():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--use-python-environment-entry-point",
]
process = subprocess.Popen(subprocess_args)
try:
client = DagsterGrpcClient(port=port, host="localhost")
wait_for_grpc_server(process, client, subprocess_args)
list_repositories_response = sync_list_repositories_grpc(client)
assert list_repositories_response.entry_point == [
sys.executable, "-m", "dagster"
]
assert list_repositories_response.executable_path == sys.executable
finally:
process.terminate()
def test_ping():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(ipc_output_file)
assert DagsterGrpcClient(port=port).ping("foobar") == "foobar"
finally:
process.terminate()
def test_streaming():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(ipc_output_file)
api_client = DagsterGrpcClient(port=port)
results = [
result for result in api_client.streaming_ping(sequence_length=10,
echo="foo")
]
assert len(results) == 10
for sequence_number, result in enumerate(results):
assert result["sequence_number"] == sequence_number
assert result["echo"] == "foo"
finally:
process.terminate()
def test_lazy_load_via_env_var():
with environ({"DAGSTER_CLI_API_GRPC_LAZY_LOAD_USER_CODE": "1"}):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(process, ipc_output_file)
list_repositories_response = DagsterGrpcClient(port=port).list_repositories()
assert isinstance(list_repositories_response, SerializableErrorInfo)
assert "No module named" in list_repositories_response.message
finally:
process.terminate()
def test_crash_during_load():
port = find_free_port()
python_file = file_relative_path(__file__, "crashy_grpc_repo.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
with pytest.raises(
Exception,
match=re.escape(
"Process exited with return code 123 while waiting for events"
),
):
wait_for_grpc_server(process, ipc_output_file)
finally:
if process.poll() is None:
process.terminate()
def test_sensor_timeout():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
ipc_output_file = _get_ipc_output_file()
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--ipc-output-file",
ipc_output_file,
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(process, ipc_output_file)
client = DagsterGrpcClient(port=port)
with instance_for_test() as instance:
repo_origin = ExternalRepositoryOrigin(
repository_location_origin=GrpcServerRepositoryLocationOrigin(
port=port, host="localhost"
),
repository_name="bar_repo",
)
with pytest.raises(Exception, match="Deadline Exceeded"):
client.external_sensor_execution(
sensor_execution_args=SensorExecutionArgs(
repository_origin=repo_origin,
instance_ref=instance.get_ref(),
sensor_name="slow_sensor",
last_completion_time=None,
last_run_key=None,
),
timeout=2,
)
# Call succeeds without the timeout
client.external_sensor_execution(
sensor_execution_args=SensorExecutionArgs(
repository_origin=repo_origin,
instance_ref=instance.get_ref(),
sensor_name="slow_sensor",
last_completion_time=None,
last_run_key=None,
),
)
finally:
process.terminate()
def test_ping():
port = find_free_port()
python_file = file_relative_path(__file__, 'grpc_repo.py')
process = subprocess.Popen(
[
'dagster', 'api', 'grpc', '--port',
str(port), '--python-file', python_file
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(process)
assert DagsterGrpcClient(port=port).ping('foobar') == 'foobar'
finally:
process.terminate()
def test_load_grpc_server(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(subprocess_args)
try:
client = DagsterGrpcClient(port=port, host="localhost")
wait_for_grpc_server(process, client, subprocess_args)
assert client.ping("foobar") == "foobar"
list_repositories_response = sync_list_repositories_grpc(client)
assert list_repositories_response.entry_point == ["dagster"]
assert list_repositories_response.executable_path == sys.executable
subprocess.check_call(
["dagster", "api", "grpc-health-check", "--port",
str(port)])
ssl_result = subprocess.run( # pylint:disable=subprocess-run-check
[
"dagster", "api", "grpc-health-check", "--port",
str(port), "--use-ssl"
])
assert ssl_result.returncode == 1
finally:
process.terminate()
out, _err = capfd.readouterr()
assert f"Started Dagster code server for file {python_file} on port {port} in process" in out
def test_load_with_container_context(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
container_context = {
"k8s": {
"image_pull_policy": "Never",
"image_pull_secrets": [{"name": "your_secret"}],
}
}
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--container-context",
json.dumps(container_context),
]
process = subprocess.Popen(subprocess_args)
try:
client = DagsterGrpcClient(port=port, host="localhost")
wait_for_grpc_server(process, client, subprocess_args)
assert client.ping("foobar") == "foobar"
list_repositories_response = sync_list_repositories_grpc(client)
assert list_repositories_response.entry_point == ["dagster"]
assert list_repositories_response.executable_path == sys.executable
assert list_repositories_response.container_context == container_context
finally:
process.terminate()
out, _err = capfd.readouterr()
assert f"Started Dagster code server for file {python_file} on port {port} in process" in out
def test_ping():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(subprocess_args, stdout=subprocess.PIPE)
try:
wait_for_grpc_server(
process, DagsterGrpcClient(port=port, host="localhost"), subprocess_args
)
assert DagsterGrpcClient(port=port).ping("foobar") == "foobar"
finally:
process.terminate()
def test_load_with_empty_working_directory(capfd):
port = find_free_port()
# File that will fail if working directory isn't set to default
python_file = file_relative_path(__file__, "grpc_repo_with_local_import.py")
with new_cwd(os.path.dirname(__file__)):
process = subprocess.Popen(
["dagster", "api", "grpc", "--port", str(port), "--python-file", python_file],
stdout=subprocess.PIPE,
)
try:
assert wait_for_grpc_server(process)
assert DagsterGrpcClient(port=port).ping("foobar") == "foobar"
finally:
process.terminate()
# indicating the working directory is empty fails
process = subprocess.Popen(
[
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
"--empty-working-directory",
],
stdout=subprocess.PIPE,
)
try:
assert not wait_for_grpc_server(process)
_, err = capfd.readouterr()
assert "No module named" in err
finally:
process.terminate()
def test_load_timeout():
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_that_times_out.py")
subprocess_args = [
"dagster",
"api",
"grpc",
"--port",
str(port),
"--python-file",
python_file,
]
process = subprocess.Popen(subprocess_args, stdout=subprocess.PIPE)
timeout_exception = None
try:
try:
wait_for_grpc_server(
process,
DagsterGrpcClient(port=port, host="localhost"),
subprocess_args,
timeout=0.01,
)
assert False, "server should have timed out"
except Exception as e:
timeout_exception = e
finally:
process.terminate()
assert "Timed out waiting for gRPC server to start" in str(
timeout_exception)
assert "Most recent connection error: " in str(timeout_exception)
assert "StatusCode.UNAVAILABLE" in str(timeout_exception)
def test_streaming():
port = find_free_port()
python_file = file_relative_path(__file__, 'grpc_repo.py')
process = subprocess.Popen(
[
'dagster', 'api', 'grpc', '--port',
str(port), '--python-file', python_file
],
stdout=subprocess.PIPE,
)
try:
wait_for_grpc_server(process)
api_client = DagsterGrpcClient(port=port)
results = [
result for result in api_client.streaming_ping(sequence_length=10,
echo='foo')
]
assert len(results) == 10
for sequence_number, result in enumerate(results):
assert result['sequence_number'] == sequence_number
assert result['echo'] == 'foo'
finally:
process.terminate()
def test_load_with_error(capfd):
port = find_free_port()
python_file = file_relative_path(__file__, "grpc_repo_with_error.py")
process = subprocess.Popen(
["dagster", "api", "grpc", "--port", str(port), "--python-file", python_file],
stdout=subprocess.PIPE,
)
try:
assert not wait_for_grpc_server(process)
_, err = capfd.readouterr()
assert "No module named" in err
finally:
process.terminate()
