gRpc跨语言调用（NetCore与SpringBoot）

 1 package greet;
 2 
 3 // The greeting service definition.
 4 service Greeter {
 5   // Sends a greeting
 6   rpc SayHello (HelloRequest) returns (HelloReply);
 7 }
 8 
 9 // The request message containing the user's name.
10 message HelloRequest {
11   string name = 1;
12 }
13 
14 // The response message containing the greetings.
15 message HelloReply {
16   string message = 1;
17 }

 1  public class Program
 2     {
 3         public static void Main(string[] args)
 4         {
 5             CreateHostBuilder(args).Build().Run();
 6         }
 7 
 8         public static IHostBuilder CreateHostBuilder(string[] args) =>
 9             Host.CreateDefaultBuilder(args)
10                 .ConfigureWebHostDefaults(webBuilder =>
11                 {
12                     webBuilder.ConfigureKestrel(optiOns=>
13                     {
14                         // Setup a HTTP/2 endpoint without TLS.
15                         options.ListenLocalhost(5000, o => o.Protocols =
16                             HttpProtocols.Http2);
17                     });
18                     webBuilder.UseStartup();
19                 });
20     }

 1     class Program
 2     {
 3         #region snippet
 4         static async Task Main(string[] args)
 5         {
 6             // The port number(5001) must match the port of the gRPC server.
 7             AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
 8 
 9             var channel = GrpcChannel.ForAddress("http://localhost:5001");
10             var client =  new Greeter.GreeterClient(channel);
11             var reply = await client.SayHelloAsync(
12                               new HelloRequest { Name = "GreeterClient" });
13             Console.WriteLine("Greeting: " + reply.Message);
14             Console.WriteLine("Press any key to exit...");
15             Console.ReadKey();
16         }
17         #endregion
18     }

        public override Task SayHello(
            HelloRequest request, ServerCallContext context)
        {
            return Task.FromResult(new HelloReply
            {
                Message = "Hello " + request.Name +" From Net Core."
            });
        }