/// <summary>
/// Requests message processing from the current sink.
/// </summary>
/// <param name="msg">The message to process.</param>
/// <param name="requestHeaders">The headers to add to the outgoing message heading to the server.</param>
/// <param name="requestStream">The stream headed to the transport sink.</param>
/// <param name="responseHeaders">When this method returns, contains an ITransportHeaders interface that holds the headers that the server returned. This parameter is passed uninitialized.</param>
/// <param name="responseStream">When this method returns, contains a Stream coming back from the transport sink. This parameter is passed uninitialized.</param>
public void ProcessMessage(IMessage msg, ITransportHeaders requestHeaders, Stream requestStream,
out ITransportHeaders responseHeaders, out Stream responseStream)
{
BinaryLogWriter binaryLogWriter = this.ITransportContext.BinaryLogWriter;
ITransportContext iTransportContext = this.ITransportContext;
if (!GenuineUtility.CheckUrlOnConnectivity(this._recipientUri))
{
// get the transport context from the Uri Storage
iTransportContext = UriStorage.GetTransportContext(this._recipientUri);
if (iTransportContext == null)
{
iTransportContext = this.ITransportContext;
}
}
Message message = Message.CreateOutcomingMessage(iTransportContext, msg, requestHeaders, requestStream, true);
try
{
message.Recipient = iTransportContext.KnownHosts[this._recipientUri];
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteMessageCreatedEvent("GenuineTcpClientTransportSink.ProcessMessage",
LogMessageType.MessageCreated, null, message, true, message.Recipient,
this.ITransportContext.BinaryLogWriter[LogCategory.MessageProcessing] > 1 ? message.Stream : null,
msg.Properties["__Uri"] as string, BinaryLogWriter.ParseInvocationMethod(msg.Properties["__MethodName"] as string, msg.Properties["__TypeName"] as string),
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name, null, -1, -1, null, -1, null,
"Synchronous .NET Remoting invocaiton is being initiated.");
message.ITransportHeaders[Message.TransportHeadersInvocationTarget] = msg.Properties["__Uri"] as string;
message.ITransportHeaders[Message.TransportHeadersMethodName] = BinaryLogWriter.ParseInvocationMethod(msg.Properties["__MethodName"] as string, msg.Properties["__TypeName"] as string);
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineTcpClientTransportSink.ProcessMessage",
LogMessageType.MessageRequestInvoking, null, message, message.Recipient,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1, GenuineUtility.TickCount, 0, 0, null, null, null, null,
"The .NET Remoting synchronous invocation has been made.");
}
SyncSinkStackResponseProcessor syncSinkStackResponseProcessor = new SyncSinkStackResponseProcessor(iTransportContext, message);
iTransportContext.IIncomingStreamHandler.RegisterResponseProcessor(message.MessageId, syncSinkStackResponseProcessor);
message.CancelSending = syncSinkStackResponseProcessor.IsReceivedEvent;
try
{
// send the message or initiate the sending
iTransportContext.ConnectionManager.Send(message);
}
catch (Exception ex)
{
// if it's a response processor's problem, force its exception to be fired
if (syncSinkStackResponseProcessor.DispatchedException != null)
{
throw OperationException.WrapException(syncSinkStackResponseProcessor.DispatchedException);
}
syncSinkStackResponseProcessor.DispatchException(ex);
throw;
}
if (!GenuineUtility.WaitOne(syncSinkStackResponseProcessor.IsReceivedEvent, GenuineUtility.GetMillisecondsLeft(message.FinishTime)))
{
throw GenuineExceptions.Get_Send_ServerDidNotReply();
}
if (syncSinkStackResponseProcessor.DispatchedException != null)
{
throw OperationException.WrapException(syncSinkStackResponseProcessor.DispatchedException);
}
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineTcpClientTransportSink.ProcessMessage",
LogMessageType.MessageDispatched, null, syncSinkStackResponseProcessor.Response, syncSinkStackResponseProcessor.Response.Sender,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1,
GenuineUtility.TickCount, 0, message.SeqNo, null, null, null, null,
"The .NET Remoting synchronous invocation has been completed.");
}
responseHeaders = syncSinkStackResponseProcessor.Response.ITransportHeaders;
responseStream = syncSinkStackResponseProcessor.Response.Stream;
}
catch (Exception ex)
{
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineTcpClientTransportSink.ProcessMessage",
LogMessageType.MessageDispatched, ex, message, message.Recipient, null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name, null, null, -1,
GenuineUtility.TickCount, 0, message.SeqNo, null, null, null, null,
"The exception is dispatched to the caller context.");
}
throw;
}
}
/// <summary>
/// Handles incoming message (message, response or event).
/// </summary>
/// <param name="message">The message to handle.</param>
public void HandleIncomingMessage(Message message)
{
BinaryLogWriter binaryLogWriter = message.ITransportContext.BinaryLogWriter;
try
{
ServerChannelSinkStack stack = new ServerChannelSinkStack();
stack.Push(this, message);
ITransportHeaders responseHeaders;
Stream responseStream;
IMessage responseMsg;
// FIX: 2.5.8 removing the application name from the object URI
string applicationName = RemotingConfiguration.ApplicationName;
if (applicationName != null)
{
string uri = (string)message.ITransportHeaders["__RequestUri"];
if (uri.Length > applicationName.Length && uri.StartsWith(applicationName))
{
int sizeToBeCut = applicationName.Length + (uri[applicationName.Length] == '/' ? 1 : 0);
uri = uri.Substring(sizeToBeCut);
message.ITransportHeaders["__RequestUri"] = uri;
}
}
message.ITransportHeaders["__CustomErrorsEnabled"] = false;
message.ITransportHeaders[CommonTransportKeys.IPAddress] = message.Sender.PhysicalAddress is IPEndPoint ? ((IPEndPoint)message.Sender.PhysicalAddress).Address : message.Sender.PhysicalAddress;
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineUniversalServerTransportSink.HandleIncomingMessage",
LogMessageType.MessageRequestInvoking, null, message, message.Sender,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1, GenuineUtility.TickCount, 0, 0, null, null, null, null,
"The .NET Remoting request is being invoked.");
}
ServerProcessing serverProcessing = this._nextChannelSink.ProcessMessage(stack, null, message.ITransportHeaders, message.Stream, out responseMsg, out responseHeaders, out responseStream);
switch (serverProcessing)
{
case ServerProcessing.Complete:
Message reply = new Message(message, responseHeaders, responseStream);
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
string invocationTarget = responseMsg.Properties["__Uri"] as string;
string methodName = BinaryLogWriter.ParseInvocationMethod(responseMsg.Properties["__MethodName"] as string, responseMsg.Properties["__TypeName"] as string);
binaryLogWriter.WriteMessageCreatedEvent("GenuineUniversalServerTransportSink.HandleIncomingMessage",
LogMessageType.MessageCreated, null, reply, false, reply.Recipient,
binaryLogWriter[LogCategory.MessageProcessing] > 1 ? reply.Stream : null,
invocationTarget, methodName,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name, null, -1, -1, null, -1, null,
"The response message has been created.");
reply.ITransportHeaders[Message.TransportHeadersInvocationTarget] = invocationTarget;
reply.ITransportHeaders[Message.TransportHeadersMethodName] = methodName;
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineUniversalServerTransportSink.HandleIncomingMessage",
LogMessageType.MessageRequestInvoked, null, reply, message.Sender,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1, GenuineUtility.TickCount, 0, message.SeqNo, null, null, null, null,
"The .NET Remoting invocation has been performed.");
}
message.ITransportContext.ConnectionManager.Send(reply);
break;
case ServerProcessing.Async:
// asyncProcessResponse will be called later
break;
case ServerProcessing.OneWay:
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineUniversalServerTransportSink.HandleIncomingMessage",
LogMessageType.MessageRequestInvoked, null, null, message.Sender,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1, GenuineUtility.TickCount, 0, message.SeqNo, null, null, null, null,
"One-way .NET Remoting invocation has been performed. No response is available.");
}
break;
}
}
catch (Exception ex)
{
try
{
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineUniversalServerTransportSink.HandleIncomingMessage",
LogMessageType.MessageRequestInvoking, ex, message, message.Sender,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1, 0, 0, 0, null, null, null, null,
"The .NET Remoting request resulted in exception. The exception is being sent back.");
}
// return this exception as a result
var binaryFormatter = new BinaryFormatter().Safe();
var serializedException = new GenuineChunkedStream(false);
binaryFormatter.Serialize(serializedException, ex);
var reply = new Message(message, new TransportHeaders(), serializedException);
reply.ContainsSerializedException = true;
this.ITransportContext.ConnectionManager.Send(reply);
}
catch (Exception internalEx)
{
// It's a destiny not to deliver an exception back to the caller
// LOG: put down the log record
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineUniversalServerTransportSink.HandleIncomingMessage",
LogMessageType.MessageRequestInvoking, internalEx, message, message.Sender,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1, 0, 0, 0, null, null, null, null,
"The source exception cannot be sent over the network. Both exceptions are ignored.");
}
}
}
}
/// <summary>
/// Requests asynchronous processing of a method call on the current sink.
/// </summary>
/// <param name="sinkStack">A stack of channel sinks that called this sink.</param>
/// <param name="msg">The message to process.</param>
/// <param name="headers">The headers to add to the outgoing message heading to the server.</param>
/// <param name="stream">The stream headed to the transport sink.</param>
public void AsyncProcessRequest(IClientChannelSinkStack sinkStack, IMessage msg,
ITransportHeaders headers, Stream stream)
{
ITransportContext iTransportContext = this.ITransportContext;
if (!GenuineUtility.CheckUrlOnConnectivity(this._recipientUri))
{
// get the transport context from the Uri Storage
iTransportContext = UriStorage.GetTransportContext(this._recipientUri);
if (iTransportContext == null)
{
iTransportContext = this.ITransportContext;
}
}
Message message = Message.CreateOutcomingMessage(iTransportContext, msg, headers, stream, false);
message.Recipient = iTransportContext.KnownHosts[this._recipientUri];
IMethodMessage iMethodMessage = (IMethodMessage)msg;
message.IsOneWay = RemotingServices.IsOneWay(iMethodMessage.MethodBase);
// LOG: put down the log record
BinaryLogWriter binaryLogWriter = this.ITransportContext.BinaryLogWriter;
if (binaryLogWriter != null && binaryLogWriter[LogCategory.MessageProcessing] > 0)
{
binaryLogWriter.WriteMessageCreatedEvent("GenuineTcpClientTransportSink.AsyncProcessRequest",
LogMessageType.MessageCreated, null, message, true, message.Recipient,
this.ITransportContext.BinaryLogWriter[LogCategory.MessageProcessing] > 1 ? message.Stream : null,
msg.Properties["__Uri"] as string, BinaryLogWriter.ParseInvocationMethod(msg.Properties["__MethodName"] as string, msg.Properties["__TypeName"] as string),
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name, null, -1, -1, null, -1, null,
"Asynchronous .NET Remoting invocaiton is being initiated.");
message.ITransportHeaders[Message.TransportHeadersInvocationTarget] = msg.Properties["__Uri"] as string;
message.ITransportHeaders[Message.TransportHeadersMethodName] = BinaryLogWriter.ParseInvocationMethod(msg.Properties["__MethodName"] as string, msg.Properties["__TypeName"] as string);
binaryLogWriter.WriteEvent(LogCategory.MessageProcessing, "GenuineTcpClientTransportSink.AsyncProcessRequest",
LogMessageType.MessageRequestInvoking, null, message, message.Recipient,
null,
GenuineUtility.CurrentThreadId, Thread.CurrentThread.Name,
null, null, -1,
GenuineUtility.TickCount, 0, 0, null, null, null, null,
"The .NET Remoting asynchronous invocation is being initiated.");
}
// register the response handler
AsyncSinkStackResponseProcessor asyncSinkStackResponseProcessor = null;
if (!message.IsOneWay)
{
asyncSinkStackResponseProcessor = new AsyncSinkStackResponseProcessor(iTransportContext, message, sinkStack);
iTransportContext.IIncomingStreamHandler.RegisterResponseProcessor(message.MessageId, asyncSinkStackResponseProcessor);
}
try
{
// and try to send the message
iTransportContext.ConnectionManager.Send(message);
}
catch (Exception ex)
{
asyncSinkStackResponseProcessor.DispatchException(ex);
throw;
}
}