def call_credentials_metadata_plugin(plugin, name): """ Args: plugin: A callable accepting a _types.AuthMetadataContext object and a callback (itself accepting a list of metadata key/value 2-tuples and a None-able exception value). The callback must be eventually called, but need not be called in plugin's invocation. plugin's invocation must be non-blocking. """ return cygrpc.call_credentials_metadata_plugin(cygrpc.CredentialsMetadataPlugin(_WrappedPlugin(plugin), name))
def call_credentials_metadata_plugin(plugin, name): """ Args: plugin: A callable accepting a _types.AuthMetadataContext object and a callback (itself accepting a list of metadata key/value 2-tuples and a None-able exception value). The callback must be eventually called, but need not be called in plugin's invocation. plugin's invocation must be non-blocking. """ return cygrpc.call_credentials_metadata_plugin( cygrpc.CredentialsMetadataPlugin(_WrappedPlugin(plugin), name))
def testCallCredentialsFromPluginUpDown(self): plugin = cygrpc.CredentialsMetadataPlugin(_metadata_plugin_callback, b'') call_credentials = cygrpc.call_credentials_metadata_plugin(plugin) del plugin del call_credentials
def testEcho(self): DEADLINE = time.time() + 5 DEADLINE_TOLERANCE = 0.25 CLIENT_METADATA_ASCII_KEY = b'key' CLIENT_METADATA_ASCII_VALUE = b'val' CLIENT_METADATA_BIN_KEY = b'key-bin' CLIENT_METADATA_BIN_VALUE = b'\0' * 1000 SERVER_INITIAL_METADATA_KEY = b'init_me_me_me' SERVER_INITIAL_METADATA_VALUE = b'whodawha?' SERVER_TRAILING_METADATA_KEY = b'california_is_in_a_drought' SERVER_TRAILING_METADATA_VALUE = b'zomg it is' SERVER_STATUS_CODE = cygrpc.StatusCode.ok SERVER_STATUS_DETAILS = b'our work is never over' REQUEST = b'in death a member of project mayhem has a name' RESPONSE = b'his name is robert paulson' METHOD = b'/twinkies' HOST = None # Default host cygrpc_deadline = cygrpc.Timespec(DEADLINE) server_request_tag = object() request_call_result = self.server.request_call( self.server_completion_queue, self.server_completion_queue, server_request_tag) self.assertEqual(cygrpc.CallError.ok, request_call_result) plugin = cygrpc.CredentialsMetadataPlugin(_metadata_plugin_callback, '') call_credentials = cygrpc.call_credentials_metadata_plugin(plugin) client_call_tag = object() client_call = self.client_channel.create_call( None, 0, self.client_completion_queue, METHOD, HOST, cygrpc_deadline) client_call.set_credentials(call_credentials) client_initial_metadata = cygrpc.Metadata([ cygrpc.Metadatum(CLIENT_METADATA_ASCII_KEY, CLIENT_METADATA_ASCII_VALUE), cygrpc.Metadatum(CLIENT_METADATA_BIN_KEY, CLIENT_METADATA_BIN_VALUE) ]) client_start_batch_result = client_call.start_batch( cygrpc.Operations([ cygrpc.operation_send_initial_metadata( client_initial_metadata), cygrpc.operation_send_message(REQUEST), cygrpc.operation_send_close_from_client(), cygrpc.operation_receive_initial_metadata(), cygrpc.operation_receive_message(), cygrpc.operation_receive_status_on_client() ]), client_call_tag) self.assertEqual(cygrpc.CallError.ok, client_start_batch_result) client_event_future = test_utilities.CompletionQueuePollFuture( self.client_completion_queue, cygrpc_deadline) request_event = self.server_completion_queue.poll(cygrpc_deadline) self.assertEqual(cygrpc.CompletionType.operation_complete, request_event.type) self.assertIsInstance(request_event.operation_call, cygrpc.Call) self.assertIs(server_request_tag, request_event.tag) self.assertEqual(0, len(request_event.batch_operations)) client_metadata_with_credentials = list(client_initial_metadata) + [ (_CALL_CREDENTIALS_METADATA_KEY, _CALL_CREDENTIALS_METADATA_VALUE) ] self.assertTrue( test_common.metadata_transmitted(client_metadata_with_credentials, request_event.request_metadata)) self.assertEqual(METHOD, request_event.request_call_details.method) self.assertEqual(_SSL_HOST_OVERRIDE, request_event.request_call_details.host) self.assertLess( abs(DEADLINE - float(request_event.request_call_details.deadline)), DEADLINE_TOLERANCE) server_call_tag = object() server_call = request_event.operation_call server_initial_metadata = cygrpc.Metadata([ cygrpc.Metadatum(SERVER_INITIAL_METADATA_KEY, SERVER_INITIAL_METADATA_VALUE) ]) server_trailing_metadata = cygrpc.Metadata([ cygrpc.Metadatum(SERVER_TRAILING_METADATA_KEY, SERVER_TRAILING_METADATA_VALUE) ]) server_start_batch_result = server_call.start_batch([ cygrpc.operation_send_initial_metadata(server_initial_metadata), cygrpc.operation_receive_message(), cygrpc.operation_send_message(RESPONSE), cygrpc.operation_receive_close_on_server(), cygrpc.operation_send_status_from_server(server_trailing_metadata, SERVER_STATUS_CODE, SERVER_STATUS_DETAILS) ], server_call_tag) self.assertEqual(cygrpc.CallError.ok, server_start_batch_result) client_event = client_event_future.result() server_event = self.server_completion_queue.poll(cygrpc_deadline) self.assertEqual(6, len(client_event.batch_operations)) found_client_op_types = set() for client_result in client_event.batch_operations: # we expect each op type to be unique self.assertNotIn(client_result.type, found_client_op_types) found_client_op_types.add(client_result.type) if client_result.type == cygrpc.OperationType.receive_initial_metadata: self.assertTrue( test_common.metadata_transmitted( server_initial_metadata, client_result.received_metadata)) elif client_result.type == cygrpc.OperationType.receive_message: self.assertEqual(RESPONSE, client_result.received_message.bytes()) elif client_result.type == cygrpc.OperationType.receive_status_on_client: self.assertTrue( test_common.metadata_transmitted( server_trailing_metadata, client_result.received_metadata)) self.assertEqual(SERVER_STATUS_DETAILS, client_result.received_status_details) self.assertEqual(SERVER_STATUS_CODE, client_result.received_status_code) self.assertEqual( set([ cygrpc.OperationType.send_initial_metadata, cygrpc.OperationType.send_message, cygrpc.OperationType.send_close_from_client, cygrpc.OperationType.receive_initial_metadata, cygrpc.OperationType.receive_message, cygrpc.OperationType.receive_status_on_client ]), found_client_op_types) self.assertEqual(5, len(server_event.batch_operations)) found_server_op_types = set() for server_result in server_event.batch_operations: self.assertNotIn(client_result.type, found_server_op_types) found_server_op_types.add(server_result.type) if server_result.type == cygrpc.OperationType.receive_message: self.assertEqual(REQUEST, server_result.received_message.bytes()) elif server_result.type == cygrpc.OperationType.receive_close_on_server: self.assertFalse(server_result.received_cancelled) self.assertEqual( set([ cygrpc.OperationType.send_initial_metadata, cygrpc.OperationType.receive_message, cygrpc.OperationType.send_message, cygrpc.OperationType.receive_close_on_server, cygrpc.OperationType.send_status_from_server ]), found_server_op_types) del client_call del server_call
def testEcho(self): DEADLINE = time.time()+5 DEADLINE_TOLERANCE = 0.25 CLIENT_METADATA_ASCII_KEY = b'key' CLIENT_METADATA_ASCII_VALUE = b'val' CLIENT_METADATA_BIN_KEY = b'key-bin' CLIENT_METADATA_BIN_VALUE = b'\0'*1000 SERVER_INITIAL_METADATA_KEY = b'init_me_me_me' SERVER_INITIAL_METADATA_VALUE = b'whodawha?' SERVER_TRAILING_METADATA_KEY = b'california_is_in_a_drought' SERVER_TRAILING_METADATA_VALUE = b'zomg it is' SERVER_STATUS_CODE = cygrpc.StatusCode.ok SERVER_STATUS_DETAILS = b'our work is never over' REQUEST = b'in death a member of project mayhem has a name' RESPONSE = b'his name is robert paulson' METHOD = b'/twinkies' HOST = None # Default host cygrpc_deadline = cygrpc.Timespec(DEADLINE) server_request_tag = object() request_call_result = self.server.request_call( self.server_completion_queue, self.server_completion_queue, server_request_tag) self.assertEqual(cygrpc.CallError.ok, request_call_result) plugin = cygrpc.CredentialsMetadataPlugin(_metadata_plugin_callback, '') call_credentials = cygrpc.call_credentials_metadata_plugin(plugin) client_call_tag = object() client_call = self.client_channel.create_call( None, 0, self.client_completion_queue, METHOD, HOST, cygrpc_deadline) client_call.set_credentials(call_credentials) client_initial_metadata = cygrpc.Metadata([ cygrpc.Metadatum(CLIENT_METADATA_ASCII_KEY, CLIENT_METADATA_ASCII_VALUE), cygrpc.Metadatum(CLIENT_METADATA_BIN_KEY, CLIENT_METADATA_BIN_VALUE)]) client_start_batch_result = client_call.start_batch(cygrpc.Operations([ cygrpc.operation_send_initial_metadata(client_initial_metadata), cygrpc.operation_send_message(REQUEST), cygrpc.operation_send_close_from_client(), cygrpc.operation_receive_initial_metadata(), cygrpc.operation_receive_message(), cygrpc.operation_receive_status_on_client() ]), client_call_tag) self.assertEqual(cygrpc.CallError.ok, client_start_batch_result) client_event_future = test_utilities.CompletionQueuePollFuture( self.client_completion_queue, cygrpc_deadline) request_event = self.server_completion_queue.poll(cygrpc_deadline) self.assertEqual(cygrpc.CompletionType.operation_complete, request_event.type) self.assertIsInstance(request_event.operation_call, cygrpc.Call) self.assertIs(server_request_tag, request_event.tag) self.assertEqual(0, len(request_event.batch_operations)) client_metadata_with_credentials = list(client_initial_metadata) + [ (_CALL_CREDENTIALS_METADATA_KEY, _CALL_CREDENTIALS_METADATA_VALUE)] self.assertTrue( test_common.metadata_transmitted(client_metadata_with_credentials, request_event.request_metadata)) self.assertEqual(METHOD, request_event.request_call_details.method) self.assertEqual(_SSL_HOST_OVERRIDE, request_event.request_call_details.host) self.assertLess( abs(DEADLINE - float(request_event.request_call_details.deadline)), DEADLINE_TOLERANCE) server_call_tag = object() server_call = request_event.operation_call server_initial_metadata = cygrpc.Metadata([ cygrpc.Metadatum(SERVER_INITIAL_METADATA_KEY, SERVER_INITIAL_METADATA_VALUE)]) server_trailing_metadata = cygrpc.Metadata([ cygrpc.Metadatum(SERVER_TRAILING_METADATA_KEY, SERVER_TRAILING_METADATA_VALUE)]) server_start_batch_result = server_call.start_batch([ cygrpc.operation_send_initial_metadata(server_initial_metadata), cygrpc.operation_receive_message(), cygrpc.operation_send_message(RESPONSE), cygrpc.operation_receive_close_on_server(), cygrpc.operation_send_status_from_server( server_trailing_metadata, SERVER_STATUS_CODE, SERVER_STATUS_DETAILS) ], server_call_tag) self.assertEqual(cygrpc.CallError.ok, server_start_batch_result) client_event = client_event_future.result() server_event = self.server_completion_queue.poll(cygrpc_deadline) self.assertEqual(6, len(client_event.batch_operations)) found_client_op_types = set() for client_result in client_event.batch_operations: # we expect each op type to be unique self.assertNotIn(client_result.type, found_client_op_types) found_client_op_types.add(client_result.type) if client_result.type == cygrpc.OperationType.receive_initial_metadata: self.assertTrue( test_common.metadata_transmitted(server_initial_metadata, client_result.received_metadata)) elif client_result.type == cygrpc.OperationType.receive_message: self.assertEqual(RESPONSE, client_result.received_message.bytes()) elif client_result.type == cygrpc.OperationType.receive_status_on_client: self.assertTrue( test_common.metadata_transmitted(server_trailing_metadata, client_result.received_metadata)) self.assertEqual(SERVER_STATUS_DETAILS, client_result.received_status_details) self.assertEqual(SERVER_STATUS_CODE, client_result.received_status_code) self.assertEqual(set([ cygrpc.OperationType.send_initial_metadata, cygrpc.OperationType.send_message, cygrpc.OperationType.send_close_from_client, cygrpc.OperationType.receive_initial_metadata, cygrpc.OperationType.receive_message, cygrpc.OperationType.receive_status_on_client ]), found_client_op_types) self.assertEqual(5, len(server_event.batch_operations)) found_server_op_types = set() for server_result in server_event.batch_operations: self.assertNotIn(client_result.type, found_server_op_types) found_server_op_types.add(server_result.type) if server_result.type == cygrpc.OperationType.receive_message: self.assertEqual(REQUEST, server_result.received_message.bytes()) elif server_result.type == cygrpc.OperationType.receive_close_on_server: self.assertFalse(server_result.received_cancelled) self.assertEqual(set([ cygrpc.OperationType.send_initial_metadata, cygrpc.OperationType.receive_message, cygrpc.OperationType.send_message, cygrpc.OperationType.receive_close_on_server, cygrpc.OperationType.send_status_from_server ]), found_server_op_types) del client_call del server_call