void ProcessReply(Message reply, IReliableRequest request, Int64 requestSequenceNumber)
{
WsrmMessageInfo messageInfo = WsrmMessageInfo.Get(this.settings.MessageVersion,
this.settings.ReliableMessagingVersion, this.binder.Channel, this.binder.GetInnerSession(), reply);
if (!this.session.ProcessInfo(messageInfo, null))
{
return;
}
if (!this.session.VerifyDuplexProtocolElements(messageInfo, null))
{
return;
}
bool wsrm11 = this.settings.ReliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11;
if (messageInfo.WsrmHeaderFault != null)
{
// Close message now, going to stop processing in all cases.
messageInfo.Message.Close();
if (!(messageInfo.WsrmHeaderFault is UnknownSequenceFault))
{
throw Fx.AssertAndThrow("Fault must be UnknownSequence fault.");
}
if (this.terminateRequestor == null)
{
throw Fx.AssertAndThrow("If we start getting UnknownSequence, terminateRequestor cannot be null.");
}
this.terminateRequestor.SetInfo(messageInfo);
return;
}
if (messageInfo.AcknowledgementInfo == null)
{
WsrmFault fault = SequenceTerminatedFault.CreateProtocolFault(this.session.InputID,
SR.GetString(SR.SequenceTerminatedReplyMissingAcknowledgement),
SR.GetString(SR.ReplyMissingAcknowledgement));
messageInfo.Message.Close();
this.session.OnLocalFault(fault.CreateException(), fault, null);
return;
}
if (wsrm11 && (messageInfo.TerminateSequenceInfo != null))
{
UniqueId faultId = (messageInfo.TerminateSequenceInfo.Identifier == this.session.OutputID)
? this.session.InputID
: this.session.OutputID;
WsrmFault fault = SequenceTerminatedFault.CreateProtocolFault(faultId,
SR.GetString(SR.SequenceTerminatedUnsupportedTerminateSequence),
SR.GetString(SR.UnsupportedTerminateSequenceExceptionString));
messageInfo.Message.Close();
this.session.OnLocalFault(fault.CreateException(), fault, null);
return;
}
else if (wsrm11 && messageInfo.AcknowledgementInfo.Final)
{
// Close message now, going to stop processing in all cases.
messageInfo.Message.Close();
if (this.closeRequestor == null)
{
// Remote endpoint signaled Close, this is not allowed so we fault.
string exceptionString = SR.GetString(SR.UnsupportedCloseExceptionString);
string faultString = SR.GetString(SR.SequenceTerminatedUnsupportedClose);
WsrmFault fault = SequenceTerminatedFault.CreateProtocolFault(this.session.OutputID, faultString,
exceptionString);
this.session.OnLocalFault(fault.CreateException(), fault, null);
}
else
{
WsrmFault fault = WsrmUtilities.ValidateFinalAck(this.session, messageInfo, this.connection.Last);
if (fault == null)
{
// Received valid final ack after sending Close, inform the close thread.
this.closeRequestor.SetInfo(messageInfo);
}
else
{
// Received invalid final ack after sending Close, fault.
this.session.OnLocalFault(fault.CreateException(), fault, null);
}
}
return;
}
int bufferRemaining = -1;
if (this.settings.FlowControlEnabled)
{
bufferRemaining = messageInfo.AcknowledgementInfo.BufferRemaining;
}
// We accept no more than MaxSequenceRanges ranges to limit the serialized ack size and
// the amount of memory taken up by the ack ranges. Since request reply uses the presence of
// a reply as an acknowledgement we cannot call ProcessTransferred (which stops retrying the
// request) if we intend to drop the message. This means the limit is not strict since we do
// not check for the limit and merge the ranges atomically. The limit + the number of
// concurrent threads is a sufficient mitigation.
if ((messageInfo.SequencedMessageInfo != null) &&
!ReliableInputConnection.CanMerge(messageInfo.SequencedMessageInfo.SequenceNumber, this.ranges))
{
messageInfo.Message.Close();
return;
}
bool exitGuard = this.replyAckConsistencyGuard != null?this.replyAckConsistencyGuard.Enter() : false;
try
{
this.connection.ProcessTransferred(requestSequenceNumber,
messageInfo.AcknowledgementInfo.Ranges, bufferRemaining);
this.session.OnRemoteActivity(this.connection.Strategy.QuotaRemaining == 0);
if (messageInfo.SequencedMessageInfo != null)
{
lock (this.ThisLock)
{
this.ranges = this.ranges.MergeWith(messageInfo.SequencedMessageInfo.SequenceNumber);
}
}
}
finally
{
if (exitGuard)
{
this.replyAckConsistencyGuard.Exit();
}
}
if (request != null)
{
if (WsrmUtilities.IsWsrmAction(this.settings.ReliableMessagingVersion, messageInfo.Action))
{
messageInfo.Message.Close();
request.Set(null);
}
else
{
request.Set(messageInfo.Message);
}
}
// The termination mechanism in the TerminateSequence fails with RequestReply.
// Since the ack ranges are updated after ProcessTransferred is called and
// ProcessTransferred potentially signals the Termination process, this channel
// winds up sending a message with the ack for last message missing.
// Thus we send the termination after we update the ranges.
if ((this.shutdownHandle != null) && this.connection.CheckForTermination())
{
this.shutdownHandle.Set();
}
if (request != null)
{
request.Complete();
}
}
private void ProcessReply(Message reply, IReliableRequest request, long requestSequenceNumber)
{
WsrmMessageInfo info = WsrmMessageInfo.Get(this.settings.MessageVersion, this.settings.ReliableMessagingVersion, this.binder.Channel, this.binder.GetInnerSession(), reply);
if (this.session.ProcessInfo(info, null) && this.session.VerifyDuplexProtocolElements(info, null))
{
bool flag = this.settings.ReliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11;
if (info.WsrmHeaderFault != null)
{
info.Message.Close();
if (!(info.WsrmHeaderFault is UnknownSequenceFault))
{
throw Fx.AssertAndThrow("Fault must be UnknownSequence fault.");
}
if (this.terminateRequestor == null)
{
throw Fx.AssertAndThrow("If we start getting UnknownSequence, terminateRequestor cannot be null.");
}
this.terminateRequestor.SetInfo(info);
}
else if (info.AcknowledgementInfo == null)
{
WsrmFault fault = SequenceTerminatedFault.CreateProtocolFault(this.session.InputID, System.ServiceModel.SR.GetString("SequenceTerminatedReplyMissingAcknowledgement"), System.ServiceModel.SR.GetString("ReplyMissingAcknowledgement"));
info.Message.Close();
this.session.OnLocalFault(fault.CreateException(), fault, null);
}
else if (flag && (info.TerminateSequenceInfo != null))
{
UniqueId sequenceID = (info.TerminateSequenceInfo.Identifier == this.session.OutputID) ? this.session.InputID : this.session.OutputID;
WsrmFault fault2 = SequenceTerminatedFault.CreateProtocolFault(sequenceID, System.ServiceModel.SR.GetString("SequenceTerminatedUnsupportedTerminateSequence"), System.ServiceModel.SR.GetString("UnsupportedTerminateSequenceExceptionString"));
info.Message.Close();
this.session.OnLocalFault(fault2.CreateException(), fault2, null);
}
else if (flag && info.AcknowledgementInfo.Final)
{
info.Message.Close();
if (this.closeRequestor == null)
{
string exceptionMessage = System.ServiceModel.SR.GetString("UnsupportedCloseExceptionString");
string faultReason = System.ServiceModel.SR.GetString("SequenceTerminatedUnsupportedClose");
WsrmFault fault3 = SequenceTerminatedFault.CreateProtocolFault(this.session.OutputID, faultReason, exceptionMessage);
this.session.OnLocalFault(fault3.CreateException(), fault3, null);
}
else
{
WsrmFault fault4 = WsrmUtilities.ValidateFinalAck(this.session, info, this.connection.Last);
if (fault4 == null)
{
this.closeRequestor.SetInfo(info);
}
else
{
this.session.OnLocalFault(fault4.CreateException(), fault4, null);
}
}
}
else
{
int quotaRemaining = -1;
if (this.settings.FlowControlEnabled)
{
quotaRemaining = info.AcknowledgementInfo.BufferRemaining;
}
if ((info.SequencedMessageInfo != null) && !ReliableInputConnection.CanMerge(info.SequencedMessageInfo.SequenceNumber, this.ranges))
{
info.Message.Close();
}
else
{
bool flag2 = (this.replyAckConsistencyGuard != null) ? this.replyAckConsistencyGuard.Enter() : false;
try
{
this.connection.ProcessTransferred(requestSequenceNumber, info.AcknowledgementInfo.Ranges, quotaRemaining);
this.session.OnRemoteActivity(this.connection.Strategy.QuotaRemaining == 0);
if (info.SequencedMessageInfo != null)
{
lock (base.ThisLock)
{
this.ranges = this.ranges.MergeWith(info.SequencedMessageInfo.SequenceNumber);
}
}
}
finally
{
if (flag2)
{
this.replyAckConsistencyGuard.Exit();
}
}
if (request != null)
{
if (WsrmUtilities.IsWsrmAction(this.settings.ReliableMessagingVersion, info.Action))
{
info.Message.Close();
request.Set(null);
}
else
{
request.Set(info.Message);
}
}
if ((this.shutdownHandle != null) && this.connection.CheckForTermination())
{
this.shutdownHandle.Set();
}
if (request != null)
{
request.Complete();
}
}
}
}
}
protected async Task ProcessMessageAsync(Message message)
{
bool closeMessage = true;
WsrmMessageInfo messageInfo = WsrmMessageInfo.Get(Settings.MessageVersion,
Settings.ReliableMessagingVersion, _binder.Channel, _binder.GetInnerSession(), message);
bool wsrm11 = Settings.ReliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11;
try
{
if (!_session.ProcessInfo(messageInfo, null))
{
closeMessage = false;
return;
}
if (!ReliableSession.VerifySimplexProtocolElements(messageInfo, null))
{
closeMessage = false;
return;
}
bool final = false;
if (messageInfo.AcknowledgementInfo != null)
{
final = wsrm11 && messageInfo.AcknowledgementInfo.Final;
int bufferRemaining = -1;
if (Settings.FlowControlEnabled)
{
bufferRemaining = messageInfo.AcknowledgementInfo.BufferRemaining;
}
Connection.ProcessTransferred(messageInfo.AcknowledgementInfo.Ranges, bufferRemaining);
}
if (wsrm11)
{
WsrmFault fault = null;
if (messageInfo.TerminateSequenceResponseInfo != null)
{
fault = WsrmUtilities.ValidateTerminateSequenceResponse(_session,
_terminateRequestor.MessageId, messageInfo, Connection.Last);
if (fault == null)
{
fault = ProcessRequestorResponse(_terminateRequestor, WsrmFeb2005Strings.TerminateSequence, messageInfo);
}
}
else if (messageInfo.CloseSequenceResponseInfo != null)
{
fault = WsrmUtilities.ValidateCloseSequenceResponse(_session,
_closeRequestor.MessageId, messageInfo, Connection.Last);
if (fault == null)
{
fault = ProcessRequestorResponse(_closeRequestor, Wsrm11Strings.CloseSequence, messageInfo);
}
}
else if (messageInfo.TerminateSequenceInfo != null)
{
if (!WsrmUtilities.ValidateWsrmRequest(_session, messageInfo.TerminateSequenceInfo, _binder, null))
{
return;
}
WsrmAcknowledgmentInfo ackInfo = messageInfo.AcknowledgementInfo;
fault = WsrmUtilities.ValidateFinalAckExists(_session, ackInfo);
if ((fault == null) && !Connection.IsFinalAckConsistent(ackInfo.Ranges))
{
fault = new InvalidAcknowledgementFault(_session.OutputID, ackInfo.Ranges);
}
if (fault == null)
{
Message response = WsrmUtilities.CreateTerminateResponseMessage(
Settings.MessageVersion,
messageInfo.TerminateSequenceInfo.MessageId,
_session.OutputID);
try
{
await OnConnectionSendAsync(response, DefaultSendTimeout, false, true);
}
finally
{
response.Close();
}
_session.OnRemoteFault(new ProtocolException(SR.UnsupportedTerminateSequenceExceptionString));
return;
}
}
else if (final)
{
if (_closeRequestor == null)
{
string exceptionString = SR.UnsupportedCloseExceptionString;
string faultString = SR.SequenceTerminatedUnsupportedClose;
fault = SequenceTerminatedFault.CreateProtocolFault(_session.OutputID, faultString,
exceptionString);
}
else
{
fault = WsrmUtilities.ValidateFinalAck(_session, messageInfo, Connection.Last);
if (fault == null)
{
_closeRequestor.SetInfo(messageInfo);
}
}
}
else if (messageInfo.WsrmHeaderFault != null)
{
if (!(messageInfo.WsrmHeaderFault is UnknownSequenceFault))
{
throw Fx.AssertAndThrow("Fault must be UnknownSequence fault.");
}
if (_terminateRequestor == null)
{
throw Fx.AssertAndThrow("In wsrm11, if we start getting UnknownSequence, terminateRequestor cannot be null.");
}
_terminateRequestor.SetInfo(messageInfo);
}
if (fault != null)
{
_session.OnLocalFault(fault.CreateException(), fault, null);
return;
}
}
_session.OnRemoteActivity(Connection.Strategy.QuotaRemaining == 0);
}
finally
{
if (closeMessage)
{
messageInfo.Message.Close();
}
}
}
protected void ProcessMessage(Message message)
{
bool flag = true;
WsrmMessageInfo info = WsrmMessageInfo.Get(this.settings.MessageVersion, this.settings.ReliableMessagingVersion, this.binder.Channel, this.binder.GetInnerSession(), message);
bool flag2 = this.settings.ReliableMessagingVersion == ReliableMessagingVersion.WSReliableMessaging11;
try
{
if (!this.session.ProcessInfo(info, null))
{
flag = false;
return;
}
if (!this.ReliableSession.VerifySimplexProtocolElements(info, null))
{
flag = false;
return;
}
bool flag3 = false;
if (info.AcknowledgementInfo != null)
{
flag3 = flag2 && info.AcknowledgementInfo.Final;
int quotaRemaining = -1;
if (this.settings.FlowControlEnabled)
{
quotaRemaining = info.AcknowledgementInfo.BufferRemaining;
}
this.connection.ProcessTransferred(info.AcknowledgementInfo.Ranges, quotaRemaining);
}
if (!flag2)
{
goto Label_0300;
}
WsrmFault fault = null;
if (info.TerminateSequenceResponseInfo != null)
{
fault = WsrmUtilities.ValidateTerminateSequenceResponse(this.session, this.terminateRequestor.MessageId, info, this.connection.Last);
if (fault == null)
{
fault = this.ProcessRequestorResponse(this.terminateRequestor, "TerminateSequence", info);
}
}
else if (info.CloseSequenceResponseInfo != null)
{
fault = WsrmUtilities.ValidateCloseSequenceResponse(this.session, this.closeRequestor.MessageId, info, this.connection.Last);
if (fault == null)
{
fault = this.ProcessRequestorResponse(this.closeRequestor, "CloseSequence", info);
}
}
else
{
if (info.TerminateSequenceInfo != null)
{
if (WsrmUtilities.ValidateWsrmRequest(this.session, info.TerminateSequenceInfo, this.binder, null))
{
WsrmAcknowledgmentInfo acknowledgementInfo = info.AcknowledgementInfo;
fault = WsrmUtilities.ValidateFinalAckExists(this.session, acknowledgementInfo);
if ((fault == null) && !this.connection.IsFinalAckConsistent(acknowledgementInfo.Ranges))
{
fault = new InvalidAcknowledgementFault(this.session.OutputID, acknowledgementInfo.Ranges);
}
if (fault != null)
{
goto Label_02E5;
}
Message message2 = WsrmUtilities.CreateTerminateResponseMessage(this.settings.MessageVersion, info.TerminateSequenceInfo.MessageId, this.session.OutputID);
try
{
this.OnConnectionSend(message2, base.DefaultSendTimeout, false, true);
}
finally
{
message2.Close();
}
this.session.OnRemoteFault(new ProtocolException(System.ServiceModel.SR.GetString("UnsupportedTerminateSequenceExceptionString")));
}
return;
}
if (flag3)
{
if (this.closeRequestor == null)
{
string exceptionMessage = System.ServiceModel.SR.GetString("UnsupportedCloseExceptionString");
string faultReason = System.ServiceModel.SR.GetString("SequenceTerminatedUnsupportedClose");
fault = SequenceTerminatedFault.CreateProtocolFault(this.session.OutputID, faultReason, exceptionMessage);
}
else
{
fault = WsrmUtilities.ValidateFinalAck(this.session, info, this.connection.Last);
if (fault == null)
{
this.closeRequestor.SetInfo(info);
}
}
}
else if (info.WsrmHeaderFault != null)
{
if (!(info.WsrmHeaderFault is UnknownSequenceFault))
{
throw Fx.AssertAndThrow("Fault must be UnknownSequence fault.");
}
if (this.terminateRequestor == null)
{
throw Fx.AssertAndThrow("In wsrm11, if we start getting UnknownSequence, terminateRequestor cannot be null.");
}
this.terminateRequestor.SetInfo(info);
}
}
Label_02E5:
if (fault != null)
{
this.session.OnLocalFault(fault.CreateException(), fault, null);
return;
}
Label_0300:
this.session.OnRemoteActivity(this.connection.Strategy.QuotaRemaining == 0);
}
finally
{
if (flag)
{
info.Message.Close();
}
}
}
