syntax="proto2"; // for testing adding same named services in different packages into server package v1; option cc_generic_services = true; message EchoRequest { required string message = 1; }; message EchoResponse { required string message = 1; }; service EchoService { rpc Echo(EchoRequest) returns (EchoResponse); rpc Echo2(EchoRequest) returns (EchoResponse); rpc Echo3(EchoRequest) returns (EchoResponse); rpc Echo4(EchoRequest) returns (EchoResponse); rpc Echo5(EchoRequest) returns (EchoResponse); };