static void Process(Socket client)
{
ClassConsole.SetTitle(connections);
ClassConsole.WriteLine("Node connected from address " + client.RemoteEndPoint, "NODE_SRV", Colors.DarkGreen, Colors.DarkCyan);
const int maxMessageSize = 1024;
byte[] response;
int received;
//client.Send(Encoding.ASCII.GetBytes("FromServer7"));
while (true)
{
// Receive message from the server:
response = new byte[maxMessageSize];
received = client.Receive(response);
List <byte> respBytesList = new List <byte>(response);
respBytesList.RemoveRange(received, maxMessageSize - received); // truncate zero end
if (Encoding.ASCII.GetString(respBytesList.ToArray()) == "")
{
connections = (connections - 1);
ClassConsole.SetTitle(connections);
ClassConsole.WriteLine("Node disconnected from address " + client.RemoteEndPoint, "NODE_SRV", Colors.DarkGreen, Colors.DarkCyan);
client.Close();
return;
}
else
{
ClassConsole.WriteLine("[" + client.RemoteEndPoint + "] " + Encoding.ASCII.GetString(respBytesList.ToArray()), "NODE_SRV", Colors.DarkBlue, Colors.DarkCyan);
}
}
/*while (true)
* {
*
* // Send message to the client:
* client.Send(Encoding.ASCII.GetBytes("FromServer"));
*
* // Receive message from the server:
* response = new byte[maxMessageSize];
* received = client.Receive(response);
*
* List<byte> respBytesList = new List<byte>(response);
* respBytesList.RemoveRange(received, maxMessageSize - received); // truncate zero end
* Console.WriteLine("[SRV] [" + client.RemoteEndPoint + "] Client->Server: " + Encoding.ASCII.GetString(respBytesList.ToArray()));
* }*/
}
public static void Open()
{
int backlog = -1, port = Config.Port;
Socket server = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
server.ReceiveTimeout = -1;
// Start listening.
try
{
ClassConsole.WriteLine("Starting node server on address " + IPAddress.Any + ":" + Config.Port, "NODE_SRV", Colors.DarkGreen, Colors.DarkCyan);
server.Bind(new IPEndPoint(IPAddress.Any, port));
server.Listen(backlog);
}
catch (Exception)
{
ClassConsole.WriteLine("Could not start server, port " + Config.Port + " is already used!", "NODE_SRV", Colors.Red, Colors.DarkCyan);
return;
}
ClassConsole.WriteLine("Node server started", "NODE_SRV", Colors.Green, Colors.DarkCyan);
while (true)
{
// If connection is made with client
Socket client = server.Accept();
new System.Threading.Thread(() => {
try
{
clientSockets.Add(client); connections = (connections + 1);
Process(client);
}
catch (Exception ex)
{
if (ex.Message == "An existing connection was forcibly closed by the remote host.")
{
connections = (connections - 1);
ClassConsole.SetTitle(connections);
ClassConsole.WriteLine("Node disconnected from address " + client.RemoteEndPoint, "NODE_SRV", Colors.DarkGreen, Colors.DarkCyan);
}
else
{
ClassConsole.WriteLine("Client connection processing error: " + ex.Message, "NODE_SRV", Colors.Red, Colors.DarkCyan);
}
}
}).Start();
}
}
