| 41 | CascadeEchoService() {} |
| 42 | virtual ~CascadeEchoService() {} |
| 43 | virtual void Echo(google::protobuf::RpcController* cntl_base, |
| 44 | const EchoRequest* request, |
| 45 | EchoResponse* response, |
| 46 | google::protobuf::Closure* done) { |
| 47 | // This object helps you to call done->Run() in RAII style. If you need |
| 48 | // to process the request asynchronously, pass done_guard.release(). |
| 49 | brpc::ClosureGuard done_guard(done); |
| 50 | |
| 51 | brpc::Controller* cntl = |
| 52 | static_cast<brpc::Controller*>(cntl_base); |
| 53 | |
| 54 | if (request->depth() > 0) { |
| 55 | CLOGI(cntl) << "I'm about to call myself for another time, depth=" << request->depth(); |
| 56 | example::EchoService_Stub stub(&channel); |
| 57 | example::EchoRequest request2; |
| 58 | example::EchoResponse response2; |
| 59 | brpc::Controller cntl2(cntl->inheritable()); |
| 60 | request2.set_message(request->message()); |
| 61 | request2.set_depth(request->depth() - 1); |
| 62 | |
| 63 | cntl2.set_timeout_ms(FLAGS_timeout_ms); |
| 64 | cntl2.set_max_retry(FLAGS_max_retry); |
| 65 | stub.Echo(&cntl2, &request2, &response2, NULL); |
| 66 | if (cntl2.Failed()) { |
| 67 | CLOGE(&cntl2) << "Fail to send EchoRequest, " << cntl2.ErrorText(); |
| 68 | cntl->SetFailed(cntl2.ErrorCode(), "%s", cntl2.ErrorText().c_str()); |
| 69 | return; |
| 70 | } |
| 71 | response->set_message(response2.message()); |
| 72 | } else { |
| 73 | CLOGI(cntl) << "I'm the last call"; |
| 74 | response->set_message(request->message()); |
| 75 | } |
| 76 | |
| 77 | if (FLAGS_echo_attachment && !FLAGS_use_http) { |
| 78 | // Set attachment which is wired to network directly instead of |
| 79 | // being serialized into protobuf messages. |
| 80 | cntl->response_attachment().append(cntl->request_attachment()); |
| 81 | } |
| 82 | } |
| 83 | }; |
| 84 | } // namespace example |
| 85 |
no test coverage detected