public void Start(Action <IWebSocketConnection> config)
{
var ipLocal = new IPEndPoint(_locationIP, Port);
ListenerSocket.Bind(ipLocal);
ListenerSocket.Listen(100);
Port = ((IPEndPoint)ListenerSocket.LocalEndPoint).Port;
NTWebSocketLog.Info(string.Format("Server started at {0} (actual port {1})", Location, Port));
if (_scheme == "wss")
{
if (Certificate == null)
{
NTWebSocketLog.Error("Scheme cannot be 'wss' without a Certificate");
return;
}
if (EnabledSslProtocols == SslProtocols.None)
{
EnabledSslProtocols = SslProtocols.Tls;
NTWebSocketLog.Debug("Using default TLS 1.0 security protocol.");
}
}
ListenForClients();
_config = config;
}
private void ListenForClients()
{
ListenerSocket.Accept(OnClientConnect, e => {
NTWebSocketLog.Error("Listener socket is closed", e);
if (RestartAfterListenError)
{
NTWebSocketLog.Info("Listener socket restarting");
try {
ListenerSocket.Dispose();
var socket = new Socket(_locationIP.AddressFamily, SocketType.Stream, ProtocolType.IP);
ListenerSocket = new SocketWrapper(socket);
Start(_config);
NTWebSocketLog.Info("Listener socket restarted");
}
catch (Exception ex) {
NTWebSocketLog.Error("Listener could not be restarted", ex);
}
}
});
}
private void HandleReadError(Exception e)
{
if (e is AggregateException)
{
var agg = e as AggregateException;
HandleReadError(agg.InnerException);
return;
}
if (e is ObjectDisposedException)
{
NTWebSocketLog.Debug("Swallowing ObjectDisposedException", e);
return;
}
OnError(e);
if (e is WebSocketException)
{
NTWebSocketLog.Debug("Error while reading", e);
Close(((WebSocketException)e).StatusCode);
}
else if (e is SubProtocolNegotiationFailureException)
{
NTWebSocketLog.Debug(e.Message);
Close(WebSocketStatusCodes.ProtocolError);
}
else if (e is IOException)
{
NTWebSocketLog.Debug("Error while reading", e);
Close(WebSocketStatusCodes.AbnormalClosure);
}
else
{
NTWebSocketLog.Error("Application Error", e);
Close(WebSocketStatusCodes.InternalServerError);
}
}