public async Task T00_Example()
{
// Create a socket server on the EndPoint.
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
// Start accepting connections from clients.
server.AcceptObservable.Subscribe(acceptClient =>
{
// After the server accepts a client connection...
acceptClient.ReceiveObservable.ToStrings().Subscribe(onNext: message =>
{
// Echo each message received back to the client.
acceptClient.Send(message.ToByteArray());
});
});
// Create a socket client by first connecting to the server at the EndPoint.
var client = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
// Start receiving messages from the server.
client.ReceiveObservable.ToStrings().Subscribe(onNext: message =>
{
// The message received from the server is "Hello!".
Assert.Equal("Hello!", message);
});
// Send the message "Hello" to the server (which will be echoed back to the client).
client.Send("Hello!".ToByteArray());
await Task.Delay(100);
await client.DisposeAsync();
await server.DisposeAsync();
}
public async Task T01_Handshake()
{
NewThreadScheduler.Default.Schedule(async() =>
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
var accept = await server.AcceptObservable.FirstAsync();
var message1 = await accept.ReadBytesAsync().ReadStringAsync();
Assert.Equal("API", message1);
var message2 = await accept.ReadBytesAsync().ReadStringsAsync();
Assert.Equal("HelloFromClient", message2.Single());
accept.Send(new[] { "HelloFromServer" }.ToByteArrayWithLengthPrefix());
await server.DisposeAsync();
});
var client = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
// Send only the first message without prefix.
client.Send("API".ToByteArray());
// Start sending and receiving messages with an int32 message length prefix (UseV100Plus).
client.Send(new[] { "HelloFromClient" }.ToByteArrayWithLengthPrefix());
var message3 = await client.ReadBytesAsync().ReadStringsAsync();
Assert.Equal("HelloFromServer", message3.Single());
await client.DisposeAsync();
}
public async Task T01_SendAndReceiveStringMessage()
{
// Create a socket server on the endpoint.
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
// Start a task to allow the server to accept the next client connection.
var acceptTask = server.AcceptObservable.FirstAsync().ToTask();
// Create a socket client by successfully connecting to the server at EndPoint.
var client = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
// Get the client socket accepted by the server.
var accept = await acceptTask;
Assert.True(accept.Connected && client.Connected);
// start a task to receive the first string from the server.
var dataTask = client.ReceiveObservable.ToStrings().FirstAsync().ToTask();
// The server sends a string to the client.
accept.Send("Welcome!".ToByteArray());
Assert.Equal("Welcome!", await dataTask);
await client.DisposeAsync();
await server.DisposeAsync();
}
public async Task T30_Both()
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
server.AcceptObservable.Subscribe(accepted =>
{
accepted.Send("Welcome!".ToByteArray());
accepted
.ReceiveObservable
.ToStrings()
.Subscribe(s => accepted.Send(s.ToByteArray()));
});
var clients = new List <IRxSocketClient>();
for (var i = 0; i < 3; i++)
{
var client = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
client.Send("Hello".ToByteArray());
clients.Add(client);
}
foreach (var client in clients)
{
Assert.Equal("Hello", await client.ReceiveObservable.ToStrings().Skip(1).Take(1).FirstAsync());
}
foreach (var client in clients)
{
await client.DisposeAsync();
}
await server.DisposeAsync();
}
public async Task T04_DisconnectWhileAccept()
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
var acceptTask = server.AcceptObservable.LastAsync().ToTask();
await server.DisposeAsync();
await Assert.ThrowsAnyAsync <Exception>(async() => await acceptTask);
}
public async Task T03_DisconnectBeforeAccept()
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
await server.DisposeAsync();
await Assert.ThrowsAsync <OperationCanceledException>(async() => await server.AcceptObservable.LastOrDefaultAsync());
//await server.AcceptObservable.LastOrDefaultAsync();
}
protected async override Task ExecuteAsync(CancellationToken cancellationToken)
{
logger.LogInformation("UniFeeder starting...");
var end = new IPEndPoint(IPAddress.Parse(option.Value.Ip), option.Value.Port);
this.server = end.CreateRxSocketServer();
UniFeederServer(server);
Loop(token: cancellationToken);
await Task.CompletedTask;
logger.LogInformation("UniFeeder started");
}
public async Task T02_AcceptSuccess()
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
var acceptTask = server.AcceptObservable.FirstAsync().ToTask();
var clientSocket = Utilities.CreateSocket();
clientSocket.Connect(IPEndPoint);
var acceptedSocket = await acceptTask;
Assert.True(clientSocket.Connected && acceptedSocket.Connected);
clientSocket.Disconnect(false);
await server.DisposeAsync();
}
public async Task T02_ReceiveStringsFromPrefixedBytes()
{
var server = IPEndPoint.CreateRxSocketServer();
var acceptTask = server.AcceptObservable.FirstAsync().ToTask();
var client = await IPEndPoint.ConnectRxSocketClientAsync();
Assert.True(client.Connected);
var countTask = client.ReceiveObservable.RemoveLengthPrefix().ToStringArray().Count().ToTask();
var accept = await acceptTask;
Assert.True(accept.Connected);
var message = new [] { "Welcome!" }.ToByteArrayWithLengthPrefix();
var watch = new Stopwatch();
watch.Start();
for (var i = 0; i < messages; i++)
{
accept.Send(message);
}
// end count task
await accept.DisposeAsync();
int count = await countTask;
watch.Stop();
Assert.Equal(messages, count);
var frequency = Stopwatch.Frequency * messages / watch.ElapsedTicks;
Write($"{frequency:N0} messages / second");
await client.DisposeAsync();
await server.DisposeAsync();
}
public async Task T40_ClientDisconnect()
{
var semaphore = new SemaphoreSlim(0, 1);
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
IRxSocketClient?acceptClient = null;
server.AcceptObservable.Subscribe(ac =>
{
acceptClient = ac;
semaphore.Release();
acceptClient.ReceiveObservable.ToStrings().Subscribe(onNext: message =>
{
acceptClient.Send(message.ToByteArray());
});
});
var client = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
client.ReceiveObservable.ToStrings().Subscribe(onNext: message =>
{
Write(message);
});
client.Send("Hello!".ToByteArray());
await semaphore.WaitAsync();
if (acceptClient == null)
{
throw new NullReferenceException(nameof(acceptClient));
}
await client.DisposeAsync();
// should throw!
acceptClient.Send("Anybody there?".ToByteArray());
//client.Send("Anybody there?".ToByteArray());
await server.DisposeAsync();
}
public async Task T10_ReceiveObservable()
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
var acceptTask = server.AcceptObservable.FirstAsync().ToTask();
var client = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
var accept = await acceptTask;
client.ReceiveObservable.ToStrings().Subscribe(str =>
{
Write(str);
});
accept.Send("Welcome!".ToByteArray());
accept.Send("Welcome Again!".ToByteArray());
await Task.Delay(100);
await client.DisposeAsync();
await server.DisposeAsync();
}
public async Task T01_ReceiveStrings()
{
var server = IPEndPoint.CreateRxSocketServer();
var acceptTask = server.AcceptObservable.FirstAsync().ToTask();
var client = await IPEndPoint.ConnectRxSocketClientAsync();
var countTask = client.ReceiveObservable.ToStrings().Count().ToTask();
var accept = await acceptTask;
var watch = new Stopwatch();
watch.Start();
// send messages from server to client
var message = "Welcome!".ToByteArray();
for (var i = 0; i < messages; i++)
{
accept.Send(message);
}
// end count task
await accept.DisposeAsync();
var count = await countTask;
watch.Stop();
Assert.Equal(messages, count);
var frequency = Stopwatch.Frequency * messages / watch.ElapsedTicks;
Write($"{frequency:N0} messages / second");
await client.DisposeAsync();
await server.DisposeAsync();
}
public async Task T20_AcceptObservable()
{
var server = IPEndPoint.CreateRxSocketServer(SocketServerLogger);
server.AcceptObservable.Subscribe(accepted => accepted.Send("Welcome!".ToByteArray()));
var client1 = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
var client2 = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
var client3 = await IPEndPoint.ConnectRxSocketClientAsync(SocketClientLogger);
Assert.Equal("Welcome!", await client1.ReceiveObservable.ToStrings().Take(1).FirstAsync());
Assert.Equal("Welcome!", await client2.ReceiveObservable.ToStrings().Take(1).FirstAsync());
Assert.Equal("Welcome!", await client3.ReceiveObservable.ToStrings().Take(1).FirstAsync());
await client1.DisposeAsync();
await client2.DisposeAsync();
await client3.DisposeAsync();
await server.DisposeAsync();
}
public void T01_InvalidEndPoint()
{
var endPoint = new IPEndPoint(IPAddress.Parse("111.111.111.111"), 1111);
Assert.Throws <SocketException>(() => endPoint.CreateRxSocketServer(SocketServerLogger));
}
internal async Task Run()
{
//var server = EndPoint.CreateRxSocketServer(Logger);
var server = EndPoint.CreateRxSocketServer();
Logger.LogInformation("Waiting for client.");
var accept = await server.AcceptObservable.FirstAsync();
Logger.LogInformation("Client connection accepted.");
var firstString = await accept.ReceiveObservable.ToStrings().FirstAsync();
if (firstString != "API")
{
throw new InvalidDataException("'API' not received.");
}
Logger.LogInformation("Received 'API'.");
// Start receiving with length prefix.
// hangs on next line
var messages1 = await accept.ReceiveObservable.ToByteArrayOfLengthPrefix().ToStringArray().FirstAsync();
var versions = messages1.Single();
if (!versions.StartsWith("v"))
{
throw new InvalidDataException("Versions not received.");
}
Logger.LogInformation($"Received supported server versions: '{versions}'.");
var messages2 = await accept.ReceiveObservable.ToByteArrayOfLengthPrefix().ToStringArray().FirstAsync();
if (messages2[0] != "71") // receive StartApi message
{
throw new InvalidDataException("StartApi message not received.");
}
Logger.LogInformation("Received StartApi message.");
new RequestMessage(accept, Limiter)
.Write(149) // server version
.Write(DateTime.Now.ToString("yyyyMMdd HH:mm:ss XXX"))
.Send();
new RequestMessage(accept, Limiter)
.Write("15")
.Write("1")
.Write("123,456,789")
.Send();
new RequestMessage(accept, Limiter)
.Write("9")
.Write("1")
.Write("10")
.Send();
Logger.LogInformation("Client login complete.");
////////////////////////////////////////////////////
var obs = accept.ReceiveObservable.ToByteArrayOfLengthPrefix().ToStringArray().Publish().RefCount();
// receive test start signal
await obs.FirstAsync();
var watch = new Stopwatch();
watch.Start();
var count = await obs.TakeWhile(m => m[0] == "2").Count();
watch.Stop();
var frequency = Stopwatch.Frequency * (count + 1) / watch.ElapsedTicks;
Logger.LogInformation($"Received {frequency:N0} messages/second.");
var ms = new MemoryStream();
for (var i = 0; i < 500_000; i++)
{
new RequestMessage(ms.Write, Limiter)
.Write("2", "3", 1, TickType.LastSize, 300)
.Send();
}
// message to indicate test stop
new RequestMessage(ms.Write, Limiter)
.Write("1", "3", 1, TickType.LastPrice, 100, 200, true)
.Send();
Logger.LogInformation("Sending messages...");
accept.Send(ms.ToArray(), 0, (int)ms.Position);
// wait for OnCompleted()
await obs.LastOrDefaultAsync();
Logger.LogInformation("Disconnecting.");
server.Dispose();
Logger.LogInformation("Disconnected.");
}
