syntax="proto2"; package example; option cc_generic_services = true; message HttpRequest {}; message HttpResponse {}; service HttpService { rpc Echo(HttpRequest) returns (HttpResponse); rpc EchoProtobuf(HttpRequest) returns (HttpResponse); }; service FileService { rpc default_method(HttpRequest) returns (HttpResponse); }; service QueueService { rpc start(HttpRequest) returns (HttpResponse); rpc stop(HttpRequest) returns (HttpResponse); rpc getstats(HttpRequest) returns (HttpResponse); };