public async Task <TestResult> DoTestAsync(TestSource source, CancellationToken token, int i)
{
return(await Task <TestResult> .Factory.StartNew((o) => DoTestInternal(source, token, i), token, TaskCreationOptions.LongRunning));
}
private TestResult DoTestInternal(TestSource source, CancellationToken token, int i, int retry = 0, int sleep = 0)
{
Thread.Sleep(sleep);
if (retry > 5)
{
return(new TestResult(source, "", new TimeoutException("Tried To Connect 5 times")));
}
var endPoint = source.EndPoint;
var request = source.Request;
var response = "";
try
{
using (var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
socket.NoDelay = true;
socket.ReceiveTimeout = 30000;
socket.SendTimeout = 30000;
var connectResult = socket.BeginConnect(endPoint, null, null);
var success = connectResult.AsyncWaitHandle.WaitOne(new TimeSpan(0, 0, 10000), true);
if (!socket.Connected)
{
try
{
socket.Blocking = false;
socket.Send(new byte[1], 0, 0);
}
catch (SocketException e)
{
Console.WriteLine(e.Message);
}
return(DoTestInternal(source, token, i, ++retry, 30));
}
using (var ns = new NetworkStream(socket))
{
Program.DebugMessage($"Test (#{i}) : {socket.LocalEndPoint} => {socket.RemoteEndPoint}");
using (var sw = new StreamWriter(ns, Encoding.Default, 4096, true))
{
var task = sw.WriteLineAsync(request);
if (!task.Wait(new TimeSpan(0, 0, 5)))
{
Console.WriteLine("Failed Write");
}
}
using (var sr = new StreamReader(ns, Encoding.Default, true, 4096, true))
{
var task = sr.ReadLineAsync();
if (task.Wait(new TimeSpan(0, 0, 5)))
{
response = task.Result;
}
}
}
}
return(source.CreateResult(response));
}
catch (Exception e)
{
Program.DebugMessage($"Test (#{i}) : {e.Message}");
return(source.CreateResult(response, e));
}
}
public TestResult(TestSource source, string response, Exception exception)
{
Source = source;
Response = response;
Exception = exception;
}
