public static void ConnectionTearDown(ClientHandler client)
{
//Some client has lost connection.
//Drop its connections at server side
lock (activeClients)
{
activeClients.Remove(client);
}
}
static void Main(string[] args)
{
if (!IsInputValid(args))
{
Console.WriteLine("Keep going! :-)");
return;
}
try
{
Logger.Logger.InitializeLogger(null);
Logger.Logger.WriteInfo("Logging initialized");
Logger.Logger.WriteInfo("Trying to listen at port: " + listningPortnumber);
TcpListener listner = new TcpListener(new IPEndPoint(IPAddress.Any, (int)listningPortnumber));
try
{
listner.Start();
}
catch (Exception e)
{
Console.WriteLine("Unable to listen via the provided port\n" + e.Message + "\n" + e.StackTrace);
}
while (true)
{
if (listner.Pending())
{
TcpClient connection = listner.AcceptTcpClient();
Logger.Logger.WriteInfo(string.Format("Connection request from: {0}", connection.Client.RemoteEndPoint.ToString()));
CleanActiveClients();
lock (activeClients)
{
if (activeClients.Count < maxNumberOfClients)
{
Logger.Logger.WriteInfo(string.Format("Connection accepted"));
ClientHandler handler = new ClientHandler(connection);
activeClients.Add(handler);
handler.StartCommunication();
}
else
{
Logger.Logger.WriteInfo(string.Format("Connection will be rejected because the maximum number of connections has been reached"));
connection.Close();
}
}
}
listner.Start();
}
}
catch (Exception e)
{
Console.WriteLine("Exception occured in the ChatterServer application");
Console.WriteLine("Exception details:");
Console.WriteLine(e.Message);
Console.WriteLine("Stack trace:");
Console.WriteLine(e.StackTrace.ToString());
Console.WriteLine("Try again after checking the internet connectivity");
Console.WriteLine("Make sure that you have sufficent permission to open a port on the system");
Console.WriteLine("Support contact: Machiry Aravind Kumar");
}
}
