// static void Main(string[] args)
// {
// Console.WriteLine("Hello World!");
// }
static async Task Main(string[] args)
{
GrpcChannel channel = GrpcChannel.ForAddress(SERVER_ADDRESS);
Greeter.GreeterClient client = new Greeter.GreeterClient(channel);
HelloReply reply = await client.SayHelloAsync(new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("[GrpcGreeterClient][Main] => (reply.Message): " + (reply.Message));
Console.WriteLine("Press any key to exit...");
Console.Read();
}
static async Task Main(string[] args)
{
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
// The port number(5001) must match the port of the gRPC server.
var channel = GrpcChannel.ForAddress("http://localhost:5000");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayMyNameAsync(new HelloRequest { Name = "Jose", Middlename = "P.", Lastname = "Longhi" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("https://localhost:5001"); // Initiate a GrpcChannel containing the information for creating the connection to the gRPC service
var client = new Greeter.GreeterClient(channel); // Using the GrpcChannel to construct the Greeter client
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" }); // call the asynchronous remote process, `HelloRequest`.
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "World" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
Boolean isexit = true;
while (isexit)
{
Console.WriteLine("Enter Your Name to send request to the server : ");
String myName = Console.ReadLine();
var reply = await client.SayHelloAsync(
new HelloRequest { Name = myName });
Console.WriteLine("Hello world : " + reply.Message);
Console.WriteLine("Enter YourFriend Name : ");
String friendName = Console.ReadLine();
var serverreply = await client.ServerMessageAsync(
new HelloRequest { Name = friendName });
Console.WriteLine("Message from Server -> " + serverreply.Message);
Console.WriteLine("Do you want to continue say Y or N");
string YN = Console.ReadLine();
if (YN.ToLower() == "y")
{
isexit = true;
}
else
{
isexit = false;
}
Console.WriteLine("========================== ============");
Console.WriteLine("");
}
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
//var reply = await client.SayHelloAsync(
// new HelloRequest { Name = "GreeterClient" });
//Console.WriteLine("Greeting: " + reply.Message);
//Console.WriteLine("Press any key to exit...");
//Console.ReadKey();
}
static async Task Main(string[] args)
{
using var grpc = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(grpc);
var request = new HelloRequest {
Name = "Everybody!"
};
var response = await client.SayHelloAsync(request);
Console.WriteLine(response.Message);
Console.WriteLine("Press a key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
using var channel = GrpcChannel.ForAddress("http://localhost:5000"); // dropped SSL due to MacOS issues: https://docs.microsoft.com/ro-ro/aspnet/core/grpc/troubleshoot?view=aspnetcore-3.1#unable-to-start-aspnet-core-grpc-app-on-macos
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Run()
{
// https://docs.microsoft.com/en-us/aspnet/core/grpc/troubleshoot?view=aspnetcore-3.1#call-insecure-grpc-services-with-net-core-client
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
using var channel = GrpcChannel.ForAddress("http://localhost:5000");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
// 为什么每次调用创建一个channel会有很大的性能损失
// 因为每次调用都需要在客户端和服务端之间进行多次网络往返，以创建一个新的HTTP/2连接，主要开销如下：
// 1：打开一个socket 2：建立TCP连接 3：TLS握手 4：开始HTTP/2连接 5：开始Grpc调用
// 创建的client是轻量级的，不需要被缓存和重用
// 一个channel可以创建多个不同类型的client
// channel创建的client是线程安全的
// channel创建的client可以同时多次调用
static async Task Main(string[] args)
{
var channel = GrpcChannel.ForAddress("https://localhost:5001");
// 下面创建一个已经授权的channl,那么经它生成的client就不要再一遍遍写授权代码了。
var authenticatedChannel = CreateAuthenticatedAChannel("https://localhost:5001");
var authenticatedClient = new Greeter.GreeterClient(authenticatedChannel);
var client = new Greeter.GreeterClient(channel);
// 方式1
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" }
);
//var payload = new PayloadResponse();
var status = new GrpcDemo.Status();
status.Detail = Any.Pack(new HelloRequest()
{
Name = "marsonshine"
});
if (status.Detail.Is(HelloRequest.Descriptor))
{
}
// oneof
try
{
var oneofResult = await client.OneofReturnValueAsync(new Empty(), deadline : DateTime.UtcNow.AddSeconds(5)); // 还可以设置deadline,更有利于系统的伸缩性
switch (oneofResult.ResultCase)
{
case ResponseMessage.ResultOneofCase.Person:
break;
case ResponseMessage.ResultOneofCase.Error:
break;
default:
break;
}
}
catch (RpcException ex) when(ex.StatusCode == StatusCode.DeadlineExceeded)
{
Console.WriteLine("Timeout!");
}
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("请按任意键结束...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
// This switch must be set before creating the GrpcChannel/HttpClient.
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("http://127.0.0.1:5000");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
// This switch must be set before creating the GrpcChannel/HttpClient.
AppContext.SetSwitch(
"System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
using var channel = GrpcChannel.ForAddress("http://localhost:5000");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "Ola Mundo!" });
Console.WriteLine(reply.Message);
Console.WriteLine("Tem um canal bidirecional estabelecido aqui. Mas aperte qualquer tecla para sair.");
Console.ReadKey();
}
static async Task Main(string[] args)
{
var channel = GrpcChannel.ForAddress("https://localhost:5001", new GrpcChannelOptions
{
MaxReceiveMessageSize = 5 * 1024 * 1024, // 5 MB
MaxSendMessageSize = 2 * 1024 * 1024 // 2 MB
});
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
}
public static void Greeter()
{
//通道，成本高昂，建议重用（工厂集成：https://docs.microsoft.com/zh-cn/aspnet/core/grpc/clientfactory?view=aspnetcore-3.1）
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
//客户端，成本低，无需重用
var client = new Greeter.GreeterClient(channel);
var reply = client.SayHello(new HelloRequest()
{
Name = "GreeterClient"
});
Console.WriteLine("Greeting: " + reply.Message);
}
static async Task Main(string[] args)
{
// The port number(50051) must match the port of the gRPC server.
var channel = new Channel("localhost:50051",
ChannelCredentials.Insecure);
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
await channel.ShutdownAsync();
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest {
Name = "GreeterClient"
});
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
var channel = new Channel("localhost:5001", ChannelCredentials.Insecure, new[] {
new ChannelOption(ChannelOptions.MaxSendMessageLength, 2 * 1024 * 1024),
new ChannelOption(ChannelOptions.MaxReceiveMessageLength, 5 * 1024 * 1024)
});
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
await channel.ShutdownAsync();
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
var httpClientHandler = new HttpClientHandler();
httpClientHandler.ServerCertificateCustomValidationCallback = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator;
var httpClient = new HttpClient(httpClientHandler);
var channel = GrpcChannel.ForAddress("https://localhost:5001", new GrpcChannelOptions {
HttpClient = httpClient
});
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
var channel = GrpcChannel.ForAddress(Address, new GrpcChannelOptions()
{
});
var options = new CallOptions()
.WithDeadline(DateTime.UtcNow.AddMinutes(1))
.WithWaitForReady(true);
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" }, options);
try
{
var reply2 = await client.SayHelloAgainAsync(
new HelloRequest { Name = "GreeterClient" }, options);
Console.WriteLine("Greeting: " + reply2.Message);
Console.WriteLine("Press any key to exit...");
}
catch (RpcException e)
{
Console.WriteLine(e);
// ouch!
// lets print the gRPC error message
// which is "Length of `Name` cannot be more than 10 characters"
Console.WriteLine(e.Status.Detail);
// lets access the error code, which is `INVALID_ARGUMENT`
Console.WriteLine(e.Status.StatusCode);
// Want its int version for some reason?
// you shouldn't actually do this, but if you need for debugging,
// you can access `e.Status.StatusCode` which will give you `3`
Console.WriteLine((int)e.Status.StatusCode);
// Want to take specific action based on specific error?
if (e.Status.StatusCode == Grpc.Core.StatusCode.InvalidArgument)
{
// do your thing
}
}
await AddressBookkOperations(channel);
Console.ReadKey();
}
static async Task Main(string[] args)
{
// This is required
AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
string host;
try {
host = new Uri(args[0]).ToString();
} catch (Exception) {
host = "https://localhost:5001";
}
Console.WriteLine($"Connecting to gRPC provider on {host}");
using (var channel = GrpcChannel.ForAddress(host)) {
var client = new Greeter.GreeterClient(channel);
var request = new HelloRequest {
Name = "Test"
};
var reply = await client.SayHelloAsync(request);
Console.WriteLine(reply);
while (true)
{
sw.Reset();
Console.WriteLine(String.Empty.PadLeft(72, '='));
Console.Write("Enter your name: ");
var name = Console.ReadLine();
if (bailouts.Contains(name))
{
return;
}
sw.Start();
request = new HelloRequest {
Name = name
};
reply = await client.SayHelloAsync(request);
sw.Stop();
Console.WriteLine(reply);
Console.WriteLine($"gRPC call took {sw.ElapsedMilliseconds} ms");
}
}
}
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
AppContext.SetSwitch(
"System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
var channel = GrpcChannel.ForAddress("http://localhost:5001");
var client = new Greeter.GreeterClient(channel);
for (var i = 0; i < 10000; i++)
{
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
// Console.WriteLine("Greeting: " + reply.Message);
}
// Console.WriteLine("Press any key to exit...");
// Console.ReadKey();
}
static async Task Main(string[] args)
{
Console.WriteLine("Start gRPC client...");
// Call insecure gRPC services with .NET Core client, visit https://docs.microsoft.com/en-us/aspnet/core/grpc/troubleshoot?view=aspnetcore-3.1#call-insecure-grpc-services-with-net-core-client
// This switch must be set before creating the GrpcChannel/HttpClient.
AppContext.SetSwitch(
"System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("http://localhost:5000");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var watch = new Stopwatch();
watch.Start();
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" });
watch.Stop();
var responseTime = watch.ElapsedMilliseconds;
Console.WriteLine("Greeting: " + reply.Message);
Console.WriteLine("The reply lasted: " + responseTime + " ms");
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
/// <summary>
/// Main method
/// </summary>
/// <param name="args"></param>
/// <returns></returns>
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
try
{
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GrpcClient" });
Console.WriteLine("Connected: " + reply.Message);
Console.ReadKey();
}
catch (Exception error)
{
Console.WriteLine("Not connected: " + error.Message);
Console.ReadKey();
}
}
static async Task Main(string[] args)
{
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var postClient = new RemotePost.RemotePostClient(channel);
//var reply = await client.SayHelloAsync(
//new HelloRequest { Name = "GreeterClient" });
var reply2 = await postClient.AddPostAsync(
new PostModel
{
Id = 1,
Description = "Nimic",
Domain = "Altul",
Date = Timestamp.FromDateTime(DateTime.UtcNow)
});
Console.WriteLine("Result: " + reply2.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static async Task Main(string[] args)
{
var headers = new Metadata();
headers.Add("Authorization", $"Bearer {_token}");
// The port number(5001) must match the port of the gRPC server.
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = await client.SayHelloAsync(
new HelloRequest { Name = "GreeterClient" }, headers);
Console.WriteLine("Greeting: " + reply.Message);
var authenticatedChannel = CreateAuthenticatedChannel("https://localhost:5001");
var authenticatedClient = new Greeter.GreeterClient(authenticatedChannel);
var response = await authenticatedClient.SayHelloAsync(new HelloRequest { Name = "Greeter by Authenticated Client" });
Console.WriteLine("Greeting: " + response.Message);
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
static void Main(string[] args)
{
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = client.SayHello(new HelloRequest {
Name = "GreeterClient"
});
Console.WriteLine("Greeting:" + reply.Message);
string id;
while ((id = Console.ReadLine()) != "3")
{
var empClient = new Employee.EmployeeClient(channel);
var emp = empClient.GetEmpInfo(new EmpRequest {
Id = Convert.ToInt32(id)
});
Console.WriteLine(emp);
}
Console.ReadKey();
}
static void TestConcurrent()
{
Console.WriteLine($"{DateTime.Now} - Starting {nameof(TestConcurrent)} {TotalRequests} requests");
var stopwatch = Stopwatch.StartNew();
Parallel.For(0, TotalRequests, parallelOptions, (i) =>
{
if (LogDetails)
{
Console.WriteLine($"{DateTime.Now} - Start request {i}");
}
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = client.GetTime(new Empty());
if (LogDetails)
{
Console.WriteLine($"{DateTime.Now} - End request {i}: {reply}");
}
});
stopwatch.Stop();
Console.WriteLine($"{DateTime.Now} - {nameof(TestConcurrent)} for {TotalRequests} requests took: {stopwatch.ElapsedMilliseconds}ms");
}
static void TestSequential()
{
Console.WriteLine($"{DateTime.Now} - Starting {nameof(TestSequential)} {TotalRequests} requests");
var stopwatch = Stopwatch.StartNew();
for (int i = 0; i < TotalRequests; i++)
{
if (LogDetails)
{
Console.WriteLine($"{DateTime.Now} - Start request {i}");
}
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new Greeter.GreeterClient(channel);
var reply = client.GetTime(new Empty());
if (LogDetails)
{
Console.WriteLine($"{DateTime.Now} - End request {i}: {reply}");
}
}
stopwatch.Stop();
Console.WriteLine($"{DateTime.Now} - {nameof(TestSequential)} for {TotalRequests} requests took: {stopwatch.ElapsedMilliseconds}ms");
}
static async Task Main(string[] args)
{
using var channel = CreateAuthenticatedChannel("https://localhost:5001");
//using var channel = GrpcChannel.ForAddress("https://localhost:5001", new GrpcChannelOptions
//{
// MaxSendMessageSize = 10 * 1024 * 1024,
// ThrowOperationCanceledOnCancellation = true
//});
_token = await Authenticate();
var client = new Greeter.GreeterClient(channel);
try
{
var reply = await client.SayHelloAsync(new HelloRequest { Name = "GrpcGreeterClient" });
Console.WriteLine("Greeting: " + reply.Message);
}
catch (RpcException ex) when(ex.StatusCode == StatusCode.DeadlineExceeded)
{
Console.WriteLine("Greeting timeout.");
}
// stream from service
try
{
var tokenSource = new CancellationTokenSource();
var call = client.StreamingFromService(new ExampleRequest {
PageIndex = 1, PageSize = 10, IsDescending = false
}, cancellationToken: tokenSource.Token);
while (await call.ResponseStream.MoveNext())
{
Console.WriteLine($"response age {call.ResponseStream.Current.Age}");
if (call.ResponseStream.Current.Age > 80)
{
tokenSource.Cancel();
}
}
}
catch (OperationCanceledException ex)
{
Console.WriteLine($"request cancel by client {ex.Message}");
}
// stream from client
var clientCall = client.StreamingFromClient();
for (var i = 0; i < 5; i++)
{
await clientCall.RequestStream.WriteAsync(new ExampleRequest { PageIndex = i, PageSize = i, IsDescending = false });
}
// await clientCall.RequestStream.CompleteAsync();
//var clientResponse = clientCall.GetTrailers();
//Console.WriteLine($"client end meta data {clientResponse.GetValue("my-trailer-name")}");
// both stream
var bothstream = client.StreamingBothWays();
Console.WriteLine($"Starting background task to receive messages");
var readTask = Task.Run(async() =>
{
await foreach (var response in bothstream.ResponseStream.ReadAllAsync())
{
Console.WriteLine($"response age {response.Age}");
}
});
Console.WriteLine("Starting to send messages");
Console.WriteLine("Type a message to echo then press enter.");
while (true)
{
var result = Console.ReadLine();
if (string.IsNullOrEmpty(result))
{
break;
}
await bothstream.RequestStream.WriteAsync(new ExampleRequest { PageIndex = 100, PageSize = 200, IsDescending = true });
}
Console.WriteLine("Disconnecting");
await bothstream.RequestStream.CompleteAsync();
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
