private void HandleIncomingConnection(IAsyncResult ar)
{
try
{
threadFinished.Set();
Socket handler = ((Socket)ar.AsyncState).EndAccept(ar);
ServerConnectionStateObject clientState = new ServerConnectionStateObject()
{
workSocket = handler
};
IPEndPoint remoteIP = (IPEndPoint)handler.RemoteEndPoint;
clientState.endpointIP = remoteIP.Address.ToString();
clientState.endpointPort = remoteIP.Port.ToString();
if (Configuration.SpamProtection.SPAM_PROTECTION_ENABLED)
{
if (!AntispamProtection.CheckUser(clientState.endpointIP))
{
return;
}
}
Debug.Logging.errlog(Utils.connectionInfo(clientState) + "Handling incoming connection request", ErrorSeverity.ERROR_INFO);
if (ServerManager.ClientCanConnect())
{
ServerManager.ConnectClient();
ReadAsyncDelayed(ar, clientState);
}
else
{
Debug.Logging.errlog(Utils.connectionInfo(clientState) + "CPU full: offloading incoming request to queue", ErrorSeverity.ERROR_WARNING);
ServerManager.queuedClients.Enqueue(new DelayedQueueConnection(ar, clientState));
}
}
catch (Exception e)
{
Debug.Logging.errlog("Failed to connect client:\n" + e.Message + "\n" + e.StackTrace, ErrorSeverity.ERROR_WARNING);
}
}
private void BeginManager()
{
while (true)
{
if (!ServerManager.ClientCanConnect() && ServerManager.GetOpenSlots() > 0)
{
Logging.errlog("Releasing clients from connection queue", ErrorSeverity.ERROR_INFO);
for (int i = 1; i <= ServerManager.GetOpenSlots(); i++)
{
if (ServerManager.queuedClients.Count > 0)
{
DelayedQueueConnection connectionObject = ServerManager.queuedClients.Dequeue();
ServerManager.ConnectClient();
_socketManager.ReadAsyncDelayed(connectionObject.ar, connectionObject.clientState);
}
}
}
Thread.Sleep(250);
}
}