internal void OnHandleServerSessionPreamble(ServerSessionPreambleConnectionReader serverSessionPreambleReader,
ConnectionDemuxer connectionDemuxer)
{
Uri via = serverSessionPreambleReader.Via;
TChannelListener channelListener = GetChannelListener(via);
if (channelListener != null)
{
ISessionPreambleHandler sessionPreambleHandler = channelListener as ISessionPreambleHandler;
if (sessionPreambleHandler != null && channelListener is IChannelListener <IDuplexSessionChannel> )
{
sessionPreambleHandler.HandleServerSessionPreamble(serverSessionPreambleReader, connectionDemuxer);
}
else
{
serverSessionPreambleReader.SendFault(FramingEncodingString.UnsupportedModeFault);
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(
new ProtocolException(SR.Format(SR.FramingModeNotSupported, FramingMode.Duplex)));
}
}
else
{
serverSessionPreambleReader.SendFault(FramingEncodingString.EndpointNotFoundFault);
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new EndpointNotFoundException(SR.Format(SR.DuplexSessionListenerNotFound, via.ToString())));
}
}
protected override void ReturnConnectionIfNecessary(bool abort, CancellationToken token)
{
var timeout = TimeoutHelper.GetOriginalTimeout(token);
IConnection localConnection = null;
if (sessionReader != null)
{
lock (ThisLock)
{
localConnection = sessionReader.GetRawConnection();
}
}
if (localConnection != null)
{
if (abort)
{
localConnection.Abort();
}
else
{
connectionDemuxer.ReuseConnection(localConnection, timeout);
}
connectionDemuxer = null;
}
}
void ISessionPreambleHandler.HandleServerSessionPreamble(ServerSessionPreambleConnectionReader preambleReader,
ConnectionDemuxer connectionDemuxer)
{
IDuplexSessionChannel channel = preambleReader.CreateDuplexSessionChannel(
this, new EndpointAddress(Uri), ExposeConnectionProperty, connectionDemuxer);
duplexAcceptor.EnqueueAndDispatch(channel, preambleReader.ConnectionDequeuedCallback);
}
public ServerSingletonConnectionReader(ServerSingletonPreambleConnectionReader preambleReader,
IConnection upgradedConnection, ConnectionDemuxer connectionDemuxer)
: base(upgradedConnection, preambleReader.BufferOffset, preambleReader.BufferSize,
preambleReader.Security, preambleReader.TransportSettings, preambleReader.Via)
{
decoder = preambleReader.Decoder;
contentType = decoder.ContentType;
this.connectionDemuxer = connectionDemuxer;
rawConnection = preambleReader.RawConnection;
channelBindingToken = preambleReader.ChannelBinding;
}
internal override Task OnOpenAsync()
{
SocketConnectionListener socketListener = null;
if (listenSocket != null)
{
socketListener = new SocketConnectionListener(listenSocket, this, false);
listenSocket = null;
}
else
{
int port = registration.ListenUri.Port;
if (port == -1)
{
port = TcpUri.DefaultPort;
}
socketListener = new SocketConnectionListener(new IPEndPoint(ipAddress, port), this, false);
}
connectionListener = new BufferedConnectionListener(socketListener, MaxOutputDelay, ConnectionBufferSize);
connectionDemuxer = new ConnectionDemuxer(connectionListener,
MaxPendingAccepts, MaxPendingConnections, ChannelInitializationTimeout,
IdleTimeout, MaxPooledConnections,
OnGetTransportFactorySettings,
OnGetSingletonMessageHandler,
OnHandleServerSessionPreamble,
OnDemuxerError);
bool startedDemuxing = false;
try
{
connectionDemuxer.StartDemuxing();
startedDemuxing = true;
}
finally
{
if (!startedDemuxing)
{
connectionDemuxer.Dispose();
}
}
return(Task.CompletedTask);
}
public ServerFramingDuplexSessionChannel(ConnectionOrientedTransportChannelListener channelListener, ServerSessionPreambleConnectionReader preambleReader,
EndpointAddress localAddress, bool exposeConnectionProperty, ConnectionDemuxer connectionDemuxer)
: base(channelListener, localAddress, preambleReader.Via, exposeConnectionProperty)
{
this.channelListener = channelListener;
this.connectionDemuxer = connectionDemuxer;
Connection = preambleReader.Connection;
decoder = preambleReader.Decoder;
connectionBuffer = preambleReader.connectionBuffer;
offset = preambleReader.BufferOffset;
size = preambleReader.BufferSize;
rawConnection = preambleReader.RawConnection;
StreamUpgradeProvider upgrade = channelListener.Upgrade;
if (upgrade != null)
{
channelBindingProvider = upgrade.GetProperty <IStreamUpgradeChannelBindingProvider>();
upgradeAcceptor = upgrade.CreateUpgradeAcceptor();
}
}
public IDuplexSessionChannel CreateDuplexSessionChannel(ConnectionOrientedTransportChannelListener channelListener, EndpointAddress localAddress, bool exposeConnectionProperty, ConnectionDemuxer connectionDemuxer)
{
return(new ServerFramingDuplexSessionChannel(channelListener, this, localAddress, exposeConnectionProperty, connectionDemuxer));
}
