def test_exception_tracking(self):
servicer = MagicMock(test_service_pb2_grpc.TestServiceServicer)
servicer.UnaryUnary = lambda x, _: time.sleep(10)
count_labels = {
"client_name": "foo",
"server_name": "bar",
"service": "eagr_TestService",
"endpoint": "UnaryUnary",
}
exception_labels = dict(count_labels, exception="TimeoutError")
with inprocess_grpc_server(
servicer, test_service_pb2_grpc.
add_TestServiceServicer_to_server) as address:
set_global_tracer(global_tracer())
client = make_grpc_client("foo", "bar", address,
test_service_pb2_grpc.TestServiceStub)
calls_before = (REGISTRY.get_sample_value(
"clientside_grpc_endpoint_count", labels=count_labels) or 0)
exceptions_before = (REGISTRY.get_sample_value(
"clientside_grpc_endpoint_error_total",
labels=exception_labels) or 0)
with self.assertRaises(TimeoutError):
client.UnaryUnary(StringValue(value="foo"), timeout=1)
calls_after = REGISTRY.get_sample_value(
"clientside_grpc_endpoint_count", labels=count_labels)
exceptions_after = REGISTRY.get_sample_value(
"clientside_grpc_endpoint_error_total",
labels=exception_labels)
self.assertEqual(1, calls_after - calls_before)
print(exceptions_after, exceptions_before) # noqa
self.assertEqual(1, exceptions_after - exceptions_before)
def test_call_metrics(self):
servicer = MagicMock(test_service_pb2_grpc.TestServiceServicer)
servicer.UnaryUnary = lambda x, _: x
with inprocess_grpc_server(
servicer, test_service_pb2_grpc.
add_TestServiceServicer_to_server) as address:
set_global_tracer(global_tracer())
client = make_grpc_client("foo", "bar", address,
test_service_pb2_grpc.TestServiceStub)
unary_value = StringValue(value="foo")
self.assertEqual(unary_value, client.UnaryUnary(unary_value))
labels = {
"client_name": "foo",
"server_name": "bar",
"service": "eagr_TestService",
"endpoint": "UnaryUnary",
}
call_count = REGISTRY.get_sample_value(
"clientside_grpc_endpoint_count", labels=labels)
self.assertEqual(1, call_count)
# Try that again to see if the number changes
self.assertEqual(unary_value, client.UnaryUnary(unary_value))
call_count = REGISTRY.get_sample_value(
"clientside_grpc_endpoint_count", labels=labels)
self.assertEqual(2, call_count)
