def test_python_version():
server_handle, _ = ray_client_server.init_and_serve("localhost:50051")
try:
ray = RayAPIStub()
info1 = ray.connect("localhost:50051")
assert info1["python_version"] == ".".join(
[str(x) for x in list(sys.version_info)[:3]])
ray.disconnect()
time.sleep(1)
def mock_connection_response():
return ray_client_pb2.ConnectionInfoResponse(
num_clients=1,
python_version="2.7.12",
ray_version="",
ray_commit="",
)
# inject mock connection function
server_handle.data_servicer._build_connection_response = \
mock_connection_response
ray = RayAPIStub()
with pytest.raises(RuntimeError):
_ = ray.connect("localhost:50051")
ray = RayAPIStub()
info3 = ray.connect("localhost:50051", ignore_version=True)
assert info3["num_clients"] == 1, info3
ray.disconnect()
finally:
ray_client_server.shutdown_with_server(server_handle.grpc_server)
time.sleep(2)
def test_num_clients(shutdown_only):
# Tests num clients reporting; useful if you want to build an app that
# load balances clients between Ray client servers.
server = ray_client_server.serve("localhost:50051")
try:
api1 = RayAPIStub()
info1 = api1.connect("localhost:50051")
assert info1["num_clients"] == 1, info1
api2 = RayAPIStub()
info2 = api2.connect("localhost:50051")
assert info2["num_clients"] == 2, info2
# Disconnect the first two clients.
api1.disconnect()
api2.disconnect()
time.sleep(1)
api3 = RayAPIStub()
info3 = api3.connect("localhost:50051")
assert info3["num_clients"] == 1, info3
# Check info contains ray and python version.
assert isinstance(info3["ray_version"], str), info3
assert isinstance(info3["ray_commit"], str), info3
assert isinstance(info3["python_version"], str), info3
finally:
server.stop(0)
def test_num_clients(init_and_serve_lazy):
# Tests num clients reporting; useful if you want to build an app that
# load balances clients between Ray client servers.
def get_job_id(api):
return api.get_runtime_context().worker.current_job_id
api1 = RayAPIStub()
info1 = api1.connect("localhost:50051")
job_id_1 = get_job_id(api1)
assert info1["num_clients"] == 1, info1
api2 = RayAPIStub()
info2 = api2.connect("localhost:50051")
job_id_2 = get_job_id(api2)
assert info2["num_clients"] == 2, info2
assert job_id_1 == job_id_2
# Disconnect the first two clients.
api1.disconnect()
api2.disconnect()
time.sleep(1)
api3 = RayAPIStub()
info3 = api3.connect("localhost:50051")
job_id_3 = get_job_id(api3)
assert info3["num_clients"] == 1, info3
assert job_id_1 != job_id_3
# Check info contains ray and python version.
assert isinstance(info3["ray_version"], str), info3
assert isinstance(info3["ray_commit"], str), info3
assert isinstance(info3["python_version"], str), info3
assert isinstance(info3["protocol_version"], str), info3
api3.disconnect()
