// Copyright (c) 2018 brpc authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // A server to receive HelloRequest and send back HelloReply // // Authors: Jiashun Zhu(zhujiashun@bilibili.com) #include <gflags/gflags.h> #include <butil/logging.h> #include <brpc/server.h> #include <brpc/restful.h> #include "helloworld.pb.h" DEFINE_int32(port, 50051, "TCP Port of this server"); DEFINE_int32(idle_timeout_s, -1, "Connection will be closed if there is no " "read/write operations during the last `idle_timeout_s'"); DEFINE_int32(logoff_ms, 2000, "Maximum duration of server's LOGOFF state " "(waiting for client to close connection before server stops)"); DEFINE_bool(gzip, false, "compress body using gzip"); class GreeterImpl : public helloworld::Greeter { public: GreeterImpl() {}; virtual ~GreeterImpl() {}; void SayHello(google::protobuf::RpcController* cntl_base, const helloworld::HelloRequest* req, helloworld::HelloReply* res, google::protobuf::Closure* done) { brpc::ClosureGuard done_guard(done); brpc::Controller* cntl = static_cast<brpc::Controller*>(cntl_base); if (FLAGS_gzip) { cntl->set_response_compress_type(brpc::COMPRESS_TYPE_GZIP); } res->set_message("Hello " + req->name()); } }; int main(int argc, char* argv[]) { // Parse gflags. We recommend you to use gflags as well. GFLAGS_NS::ParseCommandLineFlags(&argc, &argv, true); // Generally you only need one Server. brpc::Server server; GreeterImpl http_svc; // Add services into server. Notice the second parameter, because the // service is put on stack, we don't want server to delete it, otherwise // use brpc::SERVER_OWNS_SERVICE. if (server.AddService(&http_svc, brpc::SERVER_DOESNT_OWN_SERVICE) != 0) { LOG(ERROR) << "Fail to add http_svc"; return -1; } // Start the server. brpc::ServerOptions options; options.idle_timeout_sec = FLAGS_idle_timeout_s; if (server.Start(FLAGS_port, &options) != 0) { LOG(ERROR) << "Fail to start HttpServer"; return -1; } // Wait until Ctrl-C is pressed, then Stop() and Join() the server. server.RunUntilAskedToQuit(); return 0; }