Qt gRPC MinGW 64bit server端和client端 完整demo

#include <QCoreApplication> #include <iostream> #include <memory> #include <string> #include <grpcpp/grpcpp.h> #include "helloworld.grpc.pb.h" using grpc::Channel; using grpc::ClientContext; using grpc::Status; using helloworld::HelloRequest; using helloworld::HelloReply; using helloworld::Greeter; class GreeterClient { public: GreeterClient(std::shared_ptr<Channel> channel) : stub_(Greeter::NewStub(channel)) {} // Assembles the client's payload, sends it and presents the response back // from the server. std::string SayHello(const std::string& user) { // Data we are sending to the server. HelloRequest request; request.set_name(user); // Container for the data we expect from the server. HelloReply reply; // Context for the client. It could be used to convey extra information to // the server and/or tweak certain RPC behaviors. ClientContext context; // The actual RPC. Status status = stub_->SayHello(&context, request, &reply); // Act upon its status. if (status.ok()) { return reply.message(); } else { std::cout << status.error_code() << ": " << status.error_message() << std::endl; return "RPC failed"; } } private: std::unique_ptr<Greeter::Stub> stub_; }; int main(int argc, char *argv[]) { //QCoreApplication a(argc, argv); //return a.exec(); // Instantiate the client. It requires a channel, out of which the actual RPCs // are created. This channel models a connection to an endpoint (in this case, // localhost at port 50051). We indicate that the channel isn't authenticated // (use of InsecureChannelCredentials()). GreeterClient greeter(grpc::CreateChannel( "localhost:50051", grpc::InsecureChannelCredentials())); std::string user("world"); std::string reply = greeter.SayHello(user); std::cout << "Greeter received: " << reply << std::endl; }