private void connectTimer_Elapsed(object sender, ElapsedEventArgs e)
{
if (connected)
{
return;
}
Saba server = ((ServerTimer)sender).Server;
Logging.Info($"{server.server} timed out");
remote.Close();
RetryConnect();
}
public UDPHandler(Socket local, Saba server, IPEndPoint localEndPoint)
{
_local = local;
_server = server;
_localEndPoint = localEndPoint;
// TODO async resolving
IPAddress ipAddress;
bool parsed = IPAddress.TryParse(server.server, out ipAddress);
if (!parsed)
{
IPHostEntry ipHostInfo = Dns.GetHostEntry(server.server);
ipAddress = ipHostInfo.AddressList[0];
}
_remoteEndPoint = new IPEndPoint(ipAddress, server.server_port);
_remote = new Socket(_remoteEndPoint.AddressFamily, SocketType.Dgram, ProtocolType.Udp);
}
private void ConnectCallback(IAsyncResult ar)
{
Saba server = null;
if (closed)
{
return;
}
try
{
ServerTimer timer = (ServerTimer)ar.AsyncState;
server = timer.Server;
timer.Elapsed -= connectTimer_Elapsed;
timer.Enabled = false;
timer.Dispose();
// Complete the connection.
remote.EndConnect(ar);
connected = true;
Logging.Debug($"Socket connected to {remote.RemoteEndPoint}");
var latency = DateTime.Now - _startConnectTime;
tcprelay.UpdateLatency(server, latency);
StartPipe();
}
catch (ArgumentException)
{
}
catch (Exception e)
{
Logging.LogUsefulException(e);
RetryConnect();
}
}
public void UpdateLatency(Saba server, TimeSpan latency)
{
}
public void UpdateOutboundCounter(Saba server, long n)
{
}
public TCPRelay(Saba server)
{
this.server = server;
Handlers = new HashSet <TCPHandler>();
_lastSweepTime = DateTime.Now;
}
public UDPRelay(Saba server)
{
this._cache = new LRUCache <IPEndPoint, UDPHandler>(512); // todo: choose a smart number
this._server = server;
}