ساخت فایل proto برای GRPC Service در کتابخانه protobuf-net.Grpc

var generator = new SchemaGenerator
{
    ProtoSyntax = ProtoSyntax.Proto3
};

var schema = generator.GetSchema<ICalculator>(); // there is also a non-generic overload that takes Type

using (var writer = new System.IO.StreamWriter("services.proto"))
{
    await writer.WriteAsync(schema);
}

static async Task Main(string[] args)
{
    try
    {
        const int port = 10042;

        var server = new Server
        {
            Ports =
            {
                new ServerPort("localhost", port, ServerCredentials.Insecure)
            }
        };

        server.Services.AddCodeFirst(new MyCalculator());

        server.Start();

        var generator = new SchemaGenerator
        {
            ProtoSyntax = ProtoSyntax.Proto3
        };

        var schema = generator.GetSchema<ICalculator>(); // there is also a non-generic overload that takes Type

        using (var writer = new System.IO.StreamWriter("tet.proto"))
        {
            await writer.WriteAsync(schema);
        }

        Console.WriteLine("server listening on port " + port);

        Console.ReadKey();

        await server.ShutdownAsync();
    }
    catch (Exception e)
    {
        Console.WriteLine(e);

        throw;
    }
}

static async Task Main(string[] args)
{
    var channel = new Channel("localhost", 10042, ChannelCredentials.Insecure);
    try
    {
        var calculator = channel.CreateGrpcService<ICalculator>();

        var response = await calculator.MultiplyAsync(new MultiplyRequest
        {
            X = 2,
            Y = 4
        });

        if (response.Result != 8)
        {
            throw new InvalidOperationException();
        }

        Console.WriteLine(response.Result);
    }
    finally
    {
        await channel.ShutdownAsync();
    }
}

namespace GRPC
{
    [ServiceContract(Name = "Hyper.Calculator")]
    public interface ICalculator
    {
        ValueTask<MultiplyResult> MultiplyAsync(MultiplyRequest request);
    }
    
    [DataContract]
    public class MultiplyRequest
    {
        [DataMember(Order = 1)]
        public int X { get; set; }

        [DataMember(Order = 2)]
        public int Y { get; set; }
    }

    [DataContract]
    public class MultiplyResult
    {
        [DataMember(Order = 1)]
        public int Result { get; set; }
    }
}