public async Task Listen(int port)
{
var fac = new WebSocketServerFactory();
Log.LogInformation($"Started listening for network calls on port {port}");
var listener = new TcpListener(IPAddress.Loopback, port);
listener.Start();
while (true)
{
var token = new CancellationToken();
var tcp = listener.AcceptTcpClient();
Log.LogInformation("Client connected.");
try
{
var stream = tcp.GetStream();
var context = await fac.ReadHttpHeaderFromStreamAsync(stream);
var server = await fac.AcceptWebSocketAsync(context);
if (context.IsWebSocketRequest)
{
HandleIncoming(server, token);
}
}
catch (Exception e)
{
Log.LogWarning(e, "Could not accept tcp stream.");
break;
}
}
}
public async Task <WebSocket> AcceptWebSocketAsync()
{
var tcpClient = await _tcpListener.AcceptTcpClientAsync();
var factory = new WebSocketServerFactory();
WebSocketHttpContext context = await factory.ReadHttpHeaderFromStreamAsync(tcpClient.GetStream());
Assert.True(context.IsWebSocketRequest);
return(await factory.AcceptWebSocketAsync(context));
}
public async void Run(CancellationToken cancellationToken)
{
var stream = _connectedClient.GetStream();
var factory = new WebSocketServerFactory();
try
{
var context = await factory.ReadHttpHeaderFromStreamAsync(stream, cancellationToken);
if (!context.IsWebSocketRequest)
{
_connectedClient.Close();
return;
}
var webSocket = await factory.AcceptWebSocketAsync(context, cancellationToken);
await Receive(webSocket, cancellationToken);
}
catch (OperationCanceledException)
{
}
}
