|
public static GetConnection ( ConnectionInfo connectionInfo, SendReceiveOptions defaultSendReceiveOptions, |
||
| connectionInfo | ConnectionInfo | ConnectionInfo to be used to create connection |
| defaultSendReceiveOptions | SendReceiveOptions | The SendReceiveOptions which will be set as this connections defaults |
| sslOptions | SSLOptions to use with this connection | |
| establishIfRequired | bool | If true will establish the TCP connection with the remote end point before returning |
| Результат | ||
private void newListenerInstance_ConnectionReceived(StreamSocketListener sender, StreamSocketListenerConnectionReceivedEventArgs args)
{
try
{
IPEndPoint localEndPoint = new IPEndPoint(IPAddress.Parse(args.Socket.Information.LocalAddress.DisplayName.ToString()), int.Parse(args.Socket.Information.LocalPort));
IPEndPoint remoteEndPoint = new IPEndPoint(IPAddress.Parse(args.Socket.Information.RemoteAddress.DisplayName.ToString()), int.Parse(args.Socket.Information.RemotePort));
ConnectionInfo newConnectionInfo = new ConnectionInfo(ConnectionType.TCP, remoteEndPoint, localEndPoint, ApplicationLayerProtocol, this);
TCPConnection.GetConnection(newConnectionInfo, NetworkComms.DefaultSendReceiveOptions, args.Socket, true);
}
catch (ConfirmationTimeoutException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (CommunicationException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (ConnectionSetupException)
{
//If we are the server end and we did not pick the incoming connection up then tooo bad!
}
catch (SocketException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (Exception ex)
{
//For some odd reason SocketExceptions don't always get caught above, so another check
if (ex.GetBaseException().GetType() != typeof(SocketException))
{
//Can we catch the socketException by looking at the string error text?
if (ex.ToString().StartsWith("System.Net.Sockets.SocketException"))
{
LogTools.LogException(ex, "ConnectionSetupError_SE");
}
else
{
LogTools.LogException(ex, "ConnectionSetupError");
}
}
}
}
/// <summary>
/// Async method for handling up new incoming TCP connections
/// </summary>
private void TCPConnectionReceivedAsync(IAsyncResult ar)
{
if (!IsListening)
{
return;
}
try
{
TcpClient newTCPClient = listenerInstance.EndAcceptTcpClient(ar);
ConnectionInfo newConnectionInfo = new ConnectionInfo(ConnectionType.TCP, (IPEndPoint)newTCPClient.Client.RemoteEndPoint, (IPEndPoint)newTCPClient.Client.LocalEndPoint, ApplicationLayerProtocol, this);
if (NetworkComms.LoggingEnabled)
{
NetworkComms.Logger.Info("New incoming TCP connection from " + newConnectionInfo);
}
//We have to use our own thread pool here as the performance of the .Net one is awful
NetworkComms.IncomingConnectionEstablishThreadPool.EnqueueItem(QueueItemPriority.Normal, new WaitCallback((obj) =>
{
#region Pickup The New Connection
try
{
TCPConnection.GetConnection(newConnectionInfo, ListenerDefaultSendReceiveOptions, newTCPClient, true, SSLOptions);
}
catch (ConfirmationTimeoutException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (CommunicationException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (ConnectionSetupException)
{
//If we are the server end and we did not pick the incoming connection up then tooo bad!
}
catch (SocketException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (Exception ex)
{
//For some odd reason SocketExceptions don't always get caught above, so another check
if (ex.GetBaseException().GetType() != typeof(SocketException))
{
//Can we catch the socketException by looking at the string error text?
if (ex.ToString().StartsWith("System.Net.Sockets.SocketException"))
{
LogTools.LogException(ex, "ConnectionSetupError_SE");
}
else
{
LogTools.LogException(ex, "ConnectionSetupError");
}
}
}
#endregion Pickup The New Connection
}), null);
}
catch (SocketException)
{
//If this exception gets thrown its generally just a client closing a connection almost immediately after creation
}
catch (Exception ex)
{
//For some odd reason SocketExceptions don't always get caught above, so another check
if (ex.GetBaseException().GetType() != typeof(SocketException))
{
//Can we catch the socketException by looking at the string error text?
if (ex.ToString().StartsWith("System.Net.Sockets.SocketException"))
{
LogTools.LogException(ex, "ConnectionSetupError_SE");
}
else
{
LogTools.LogException(ex, "ConnectionSetupError");
}
}
}
finally
{
listenerInstance.BeginAcceptTcpClient(TCPConnectionReceivedAsync, null);
}
}
