.NET 6 中的 HTTP/3 支持

var builder = WebApplication.CreateBuilder (args);

// Add services to the container.
builder.Services.AddGrpc ();
builder.WebHost.ConfigureKestrel ((context, options) =>
{
  options.Listen (IPAddress.Any, 5001, listenOptions =>
  {
    listenOptions.Protocols = HttpProtocols.Http3;
    listenOptions.UseHttps ();
  });
});
var app = builder.Build ();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment ())
{
app.UseDeveloperExceptionPage ();
}

app.MapGrpcService<GreeterService>();
app.MapGet ("/", () => "Communication with gRPC endpoints must be made through a gRPC client. To learn how to create a client, visit: https://go.microsoft.com/fwlink/?linkid=2086909");

app.Run ();

using Grpc.Net.Client;
using GrpcService1;
using System.Net;

var httpClient = new HttpClient ();
httpClient.DefaultRequestVersion = HttpVersion.Version30;
httpClient.DefaultVersionPolicy = HttpVersionPolicy.RequestVersionExact;

var channel = GrpcChannel.ForAddress ("https://localhost:5001", new GrpcChannelOptions () { HttpClient = httpClient });
var client = new Greeter.GreeterClient (channel);

var response = await client.SayHelloAsync (
new HelloRequest { Name = "World" });

Console.WriteLine (response.Message);