private IMessage DeserializeMessage(IMethodCallMessage mcm, ITransportHeaders headers, Stream stream) { IMessage message; string str2; string str3; Header[] h = new Header[] { new Header("__TypeName", mcm.TypeName), new Header("__MethodName", mcm.MethodName), new Header("__MethodSignature", mcm.MethodSignature) }; string contentType = headers["Content-Type"] as string; HttpChannelHelper.ParseContentType(contentType, out str2, out str3); if (string.Compare(str2, "text/xml", StringComparison.Ordinal) == 0) { message = CoreChannel.DeserializeSoapResponseMessage(stream, mcm, h, this._strictBinding); } else { int count = 0x400; byte[] buffer = new byte[count]; StringBuilder builder = new StringBuilder(); for (int i = stream.Read(buffer, 0, count); i > 0; i = stream.Read(buffer, 0, count)) { builder.Append(Encoding.ASCII.GetString(buffer, 0, i)); } message = new ReturnMessage(new RemotingException(builder.ToString()), mcm); } stream.Close(); return(message); }
} // SerializeMessage // helper function to deserialize the message private IMessage DeserializeMessage(IMethodCallMessage mcm, ITransportHeaders headers, Stream stream) { IMessage retMsg; Header[] h = new Header[3]; h[0] = new Header("__TypeName", mcm.TypeName); h[1] = new Header("__MethodName", mcm.MethodName); h[2] = new Header("__MethodSignature", mcm.MethodSignature); String contentTypeHeader = headers["Content-Type"] as String; String contentTypeValue, charsetValue; HttpChannelHelper.ParseContentType(contentTypeHeader, out contentTypeValue, out charsetValue); if (String.Compare(contentTypeValue, CoreChannel.SOAPMimeType, false, CultureInfo.InvariantCulture) == 0) { // deserialize the message retMsg = CoreChannel.DeserializeSoapResponseMessage(stream, mcm, h, _strictBinding); } else { // an error has occurred int bufferSize = 1024; byte[] buffer = new byte[bufferSize]; StringBuilder sb = new StringBuilder(); int readCount = stream.Read(buffer, 0, bufferSize); while (readCount > 0) { sb.Append(Encoding.ASCII.GetString(buffer, 0, readCount)); readCount = stream.Read(buffer, 0, bufferSize); } retMsg = new ReturnMessage(new RemotingException(sb.ToString()), mcm); } // Close the stream since we're done with it (especially important if this // happened to be a network stream) stream.Close(); return(retMsg); } // DeserializeMessage
public ServerProcessing ProcessMessage(IServerChannelSinkStack sinkStack, IMessage requestMsg, ITransportHeaders requestHeaders, Stream requestStream, out IMessage responseMsg, out ITransportHeaders responseHeaders, out Stream responseStream) { if (requestMsg != null) { // The message has already been deserialized so delegate to the next sink. return(_nextSink.ProcessMessage( sinkStack, requestMsg, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } if (requestHeaders == null) { throw new ArgumentNullException("requestHeaders"); } BaseTransportHeaders wkRequestHeaders = requestHeaders as BaseTransportHeaders; ServerProcessing processing; responseHeaders = null; responseStream = null; String verb = null; String contentType = null; bool bCanServiceRequest = true; // determine the content type String contentTypeHeader = null; if (wkRequestHeaders != null) { contentTypeHeader = wkRequestHeaders.ContentType; } else { contentTypeHeader = requestHeaders["Content-Type"] as String; } if (contentTypeHeader != null) { String charsetValue; HttpChannelHelper.ParseContentType(contentTypeHeader, out contentType, out charsetValue); } // check to see if Content-Type matches if ((contentType != null) && (String.CompareOrdinal(contentType, CoreChannel.BinaryMimeType) != 0)) { bCanServiceRequest = false; } // check for http specific verbs if (_protocol == Protocol.Http) { verb = (String)requestHeaders["__RequestVerb"]; if (!verb.Equals("POST") && !verb.Equals("M-POST")) { bCanServiceRequest = false; } } // either delegate or return an error message if we can't service the request if (!bCanServiceRequest) { // delegate to next sink if available if (_nextSink != null) { return(_nextSink.ProcessMessage(sinkStack, null, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } else { // send back an error message if (_protocol == Protocol.Http) { // return a client bad request error responseHeaders = new TransportHeaders(); responseHeaders["__HttpStatusCode"] = "400"; responseHeaders["__HttpReasonPhrase"] = "Bad Request"; responseStream = null; responseMsg = null; return(ServerProcessing.Complete); } else { // The transport sink will catch this and do something here. throw new RemotingException( CoreChannel.GetResourceString("Remoting_Channels_InvalidRequestFormat")); } } } try { String objectUri = null; bool bIsCustomErrorEnabled = true; object oIsCustomErrorEnabled = requestHeaders["__CustomErrorsEnabled"]; if (oIsCustomErrorEnabled != null && oIsCustomErrorEnabled is bool) { bIsCustomErrorEnabled = (bool)oIsCustomErrorEnabled; } CallContext.SetData("__CustomErrorsEnabled", bIsCustomErrorEnabled); if (wkRequestHeaders != null) { objectUri = wkRequestHeaders.RequestUri; } else { objectUri = (String)requestHeaders[CommonTransportKeys.RequestUri]; } if (objectUri != lastUri && RemotingServices.GetServerTypeForUri(objectUri) == null) { throw new RemotingException( CoreChannel.GetResourceString("Remoting_ChnlSink_UriNotPublished")); } else { lastUri = objectUri; } PermissionSet currentPermissionSet = null; if (this.TypeFilterLevel != TypeFilterLevel.Full) { currentPermissionSet = new PermissionSet(PermissionState.None); currentPermissionSet.SetPermission(new SecurityPermission(SecurityPermissionFlag.SerializationFormatter)); } try { if (currentPermissionSet != null) { currentPermissionSet.PermitOnly(); } // Deserialize Request - Stream to IMessage requestMsg = CoreChannel.DeserializeBinaryRequestMessage(objectUri, requestStream, _strictBinding, this.TypeFilterLevel); } finally { if (currentPermissionSet != null) { CodeAccessPermission.RevertPermitOnly(); } } requestStream.Close(); if (requestMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DeserializeMessage")); } // Dispatch Call sinkStack.Push(this, null); processing = _nextSink.ProcessMessage(sinkStack, requestMsg, requestHeaders, null, out responseMsg, out responseHeaders, out responseStream); // make sure that responseStream is null if (responseStream != null) { throw new RemotingException( CoreChannel.GetResourceString("Remoting_ChnlSink_WantNullResponseStream")); } switch (processing) { case ServerProcessing.Complete: { if (responseMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DispatchMessage")); } sinkStack.Pop(this); SerializeResponse(sinkStack, responseMsg, ref responseHeaders, out responseStream); break; } // case ServerProcessing.Complete case ServerProcessing.OneWay: { sinkStack.Pop(this); break; } // case ServerProcessing.OneWay: case ServerProcessing.Async: { sinkStack.Store(this, null); break; } // case ServerProcessing.Async } // switch (processing) } catch (Exception e) { processing = ServerProcessing.Complete; responseMsg = new ReturnMessage(e, (IMethodCallMessage)(requestMsg == null?new ErrorMessage():requestMsg)); // CallContext.SetData("__ClientIsClr", true); responseStream = (MemoryStream)CoreChannel.SerializeBinaryMessage(responseMsg, _includeVersioning); CallContext.FreeNamedDataSlot("__ClientIsClr"); responseStream.Position = 0; responseHeaders = new TransportHeaders(); if (_protocol == Protocol.Http) { responseHeaders["Content-Type"] = CoreChannel.BinaryMimeType; } } finally{ CallContext.FreeNamedDataSlot("__CustomErrorsEnabled"); } return(processing); } // ProcessMessage
} // StrictBinding /// <include file='doc\SoapFormatterSinks.uex' path='docs/doc[@for="SoapServerFormatterSink.ProcessMessage"]/*' /> public ServerProcessing ProcessMessage(IServerChannelSinkStack sinkStack, IMessage requestMsg, ITransportHeaders requestHeaders, Stream requestStream, out IMessage responseMsg, out ITransportHeaders responseHeaders, out Stream responseStream) { if (requestMsg != null) { // The message has already been deserialized so delegate to the next sink. return(_nextSink.ProcessMessage( sinkStack, requestMsg, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } if (requestHeaders == null) { throw new ArgumentNullException("requestHeaders"); } BaseTransportHeaders wkRequestHeaders = requestHeaders as BaseTransportHeaders; ServerProcessing processing; responseHeaders = null; responseStream = null; String verb = null; String contentType = null; bool bCanServiceRequest = true; // determine the content type String contentTypeHeader = null; if (wkRequestHeaders != null) { contentTypeHeader = wkRequestHeaders.ContentType; } else { contentTypeHeader = requestHeaders["Content-Type"] as String; } if (contentTypeHeader != null) { String charsetValue; HttpChannelHelper.ParseContentType(contentTypeHeader, out contentType, out charsetValue); } // check to see if Content-Type matches if ((contentType != null) && (String.Compare(contentType, CoreChannel.SOAPMimeType, false, CultureInfo.InvariantCulture) != 0)) { bCanServiceRequest = false; } // check for http specific verbs if (_protocol == Protocol.Http) { verb = (String)requestHeaders["__RequestVerb"]; if (!verb.Equals("POST") && !verb.Equals("M-POST")) { bCanServiceRequest = false; } } // either delegate or return an error message if we can't service the request if (!bCanServiceRequest) { // delegate to next sink if available if (_nextSink != null) { return(_nextSink.ProcessMessage(sinkStack, null, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } else { // send back an error message if (_protocol == Protocol.Http) { // return a client bad request error responseHeaders = new TransportHeaders(); responseHeaders["__HttpStatusCode"] = "400"; responseHeaders["__HttpReasonPhrase"] = "Bad Request"; responseStream = null; responseMsg = null; return(ServerProcessing.Complete); } else { // The transport sink will catch this and do something here. throw new RemotingException( CoreChannel.GetResourceString("Remoting_Channels_InvalidRequestFormat")); } } } bool bClientIsClr = true; try { String objectUri = null; if (wkRequestHeaders != null) { objectUri = wkRequestHeaders.RequestUri; } else { objectUri = (String)requestHeaders[CommonTransportKeys.RequestUri]; } if (RemotingServices.GetServerTypeForUri(objectUri) == null) { throw new RemotingException( CoreChannel.GetResourceString("Remoting_ChnlSink_UriNotPublished")); } if (_protocol == Protocol.Http) { String userAgent = (String)requestHeaders["User-Agent"]; if (userAgent != null) { if (userAgent.IndexOf("MS .NET Remoting") == -1) { // user agent string did not contain ".NET Remoting", so it is someone else bClientIsClr = false; } } else { bClientIsClr = false; } } // Deserialize Request - Stream to IMessage String soapActionToVerify; Header[] h = GetChannelHeaders(requestHeaders, out soapActionToVerify); requestMsg = CoreChannel.DeserializeSoapRequestMessage(requestStream, h, _strictBinding); requestStream.Close(); if (requestMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DeserializeMessage")); } // verify soap action if necessary if ((soapActionToVerify != null) && (!SoapServices.IsSoapActionValidForMethodBase( soapActionToVerify, ((IMethodMessage)requestMsg).MethodBase))) { throw new RemotingException( String.Format( CoreChannel.GetResourceString("Remoting_Soap_InvalidSoapAction"), soapActionToVerify) ); } // Dispatch Call sinkStack.Push(this, null); processing = _nextSink.ProcessMessage(sinkStack, requestMsg, requestHeaders, null, out responseMsg, out responseHeaders, out responseStream); // make sure that responseStream is null if (responseStream != null) { throw new RemotingException( CoreChannel.GetResourceString("Remoting_ChnlSink_WantNullResponseStream")); } switch (processing) { case ServerProcessing.Complete: { if (responseMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DispatchMessage")); } sinkStack.Pop(this); SerializeResponse(sinkStack, responseMsg, bClientIsClr, ref responseHeaders, out responseStream); break; } // case ServerProcessing.Complete case ServerProcessing.OneWay: { sinkStack.Pop(this); break; } // case ServerProcessing.OneWay: case ServerProcessing.Async: { sinkStack.Store(this, null); break; } // case ServerProcessing.Async } // switch (processing) } catch (Exception e) { processing = ServerProcessing.Complete; responseMsg = new ReturnMessage(e, (IMethodCallMessage)(requestMsg == null?new ErrorMessage():requestMsg)); CallContext.SetData("__ClientIsClr", bClientIsClr); responseStream = (MemoryStream)CoreChannel.SerializeSoapMessage(responseMsg, _includeVersioning); CallContext.FreeNamedDataSlot("__ClientIsClr"); responseStream.Position = 0; responseHeaders = new TransportHeaders(); if (_protocol == Protocol.Http) { responseHeaders["__HttpStatusCode"] = "500"; responseHeaders["__HttpReasonPhrase"] = "Internal Server Error"; responseHeaders["Content-Type"] = CoreChannel.SOAPContentType; } } return(processing); } // ProcessMessage
} // StrictBinding /// <include file='doc\BinaryFormatterSinks.uex' path='docs/doc[@for="BinaryServerFormatterSink.ProcessMessage"]/*' /> public ServerProcessing ProcessMessage(IServerChannelSinkStack sinkStack, IMessage requestMsg, ITransportHeaders requestHeaders, Stream requestStream, out IMessage responseMsg, out ITransportHeaders responseHeaders, out Stream responseStream) { if (requestMsg != null) { // The message has already been deserialized so delegate to the next sink. return(_nextSink.ProcessMessage( sinkStack, requestMsg, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } if (requestHeaders == null) { throw new ArgumentNullException("requestHeaders"); } BaseTransportHeaders wkRequestHeaders = requestHeaders as BaseTransportHeaders; ServerProcessing processing; responseHeaders = null; responseStream = null; String verb = null; String contentType = null; bool bCanServiceRequest = true; // determine the content type String contentTypeHeader = null; if (wkRequestHeaders != null) { contentTypeHeader = wkRequestHeaders.ContentType; } else { contentTypeHeader = requestHeaders["Content-Type"] as String; } if (contentTypeHeader != null) { String charsetValue; HttpChannelHelper.ParseContentType(contentTypeHeader, out contentType, out charsetValue); } // check to see if Content-Type matches if ((contentType != null) && (String.CompareOrdinal(contentType, CoreChannel.BinaryMimeType) != 0)) { bCanServiceRequest = false; } // check for http specific verbs if (_protocol == Protocol.Http) { verb = (String)requestHeaders["__RequestVerb"]; if (!verb.Equals("POST") && !verb.Equals("M-POST")) { bCanServiceRequest = false; } } // either delegate or return an error message if we can't service the request if (!bCanServiceRequest) { // delegate to next sink if available if (_nextSink != null) { return(_nextSink.ProcessMessage(sinkStack, null, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } else { // send back an error message if (_protocol == Protocol.Http) { // return a client bad request error responseHeaders = new TransportHeaders(); responseHeaders["__HttpStatusCode"] = "400"; responseHeaders["__HttpReasonPhrase"] = "Bad Request"; responseStream = null; responseMsg = null; return(ServerProcessing.Complete); } else { // The transport sink will catch this and do something here. throw new RemotingException( CoreChannel.GetResourceString("Remoting_Channels_InvalidRequestFormat")); } } } try { String objectUri = null; if (wkRequestHeaders != null) { objectUri = wkRequestHeaders.RequestUri; } else { objectUri = (String)requestHeaders[CommonTransportKeys.RequestUri]; } if (RemotingServices.GetServerTypeForUri(objectUri) == null) { throw new RemotingException( CoreChannel.GetResourceString("Remoting_ChnlSink_UriNotPublished")); } RemotingServices.LogRemotingStage(CoreChannel.SERVER_MSG_DESER); // Deserialize Request - Stream to IMessage requestMsg = CoreChannel.DeserializeBinaryRequestMessage(objectUri, requestStream, _strictBinding); requestStream.Close(); if (requestMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DeserializeMessage")); } // Dispatch Call sinkStack.Push(this, null); RemotingServices.LogRemotingStage(CoreChannel.SERVER_MSG_SINK_CHAIN); processing = _nextSink.ProcessMessage(sinkStack, requestMsg, requestHeaders, null, out responseMsg, out responseHeaders, out responseStream); // make sure that responseStream is null if (responseStream != null) { throw new RemotingException( CoreChannel.GetResourceString("Remoting_ChnlSink_WantNullResponseStream")); } switch (processing) { case ServerProcessing.Complete: { if (responseMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DispatchMessage")); } sinkStack.Pop(this); RemotingServices.LogRemotingStage(CoreChannel.SERVER_RET_SER); SerializeResponse(sinkStack, responseMsg, ref responseHeaders, out responseStream); break; } // case ServerProcessing.Complete case ServerProcessing.OneWay: { sinkStack.Pop(this); break; } // case ServerProcessing.OneWay: case ServerProcessing.Async: { sinkStack.Store(this, null); break; } // case ServerProcessing.Async } // switch (processing) } catch (Exception e) { processing = ServerProcessing.Complete; responseMsg = new ReturnMessage(e, (IMethodCallMessage)(requestMsg == null?new ErrorMessage():requestMsg)); responseStream = (MemoryStream)CoreChannel.SerializeBinaryMessage(responseMsg, _includeVersioning); responseStream.Position = 0; responseHeaders = new TransportHeaders(); if (_protocol == Protocol.Http) { responseHeaders["Content-Type"] = CoreChannel.BinaryMimeType; } } RemotingServices.LogRemotingStage(CoreChannel.SERVER_RET_SEND); return(processing); } // ProcessMessage
public ServerProcessing ProcessMessage(IServerChannelSinkStack sinkStack, IMessage requestMsg, ITransportHeaders requestHeaders, Stream requestStream, out IMessage responseMsg, out ITransportHeaders responseHeaders, out Stream responseStream) { ServerProcessing complete; if (requestMsg != null) { return(this._nextSink.ProcessMessage(sinkStack, requestMsg, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } if (requestHeaders == null) { throw new ArgumentNullException("requestHeaders"); } BaseTransportHeaders headers = requestHeaders as BaseTransportHeaders; responseHeaders = null; responseStream = null; string str = null; string str2 = null; bool flag = true; string contentType = null; if (headers != null) { contentType = headers.ContentType; } else { contentType = requestHeaders["Content-Type"] as string; } if (contentType != null) { string str4; HttpChannelHelper.ParseContentType(contentType, out str2, out str4); } if ((str2 != null) && (string.Compare(str2, "text/xml", StringComparison.Ordinal) != 0)) { flag = false; } if (this._protocol == Protocol.Http) { str = (string)requestHeaders["__RequestVerb"]; if (!str.Equals("POST") && !str.Equals("M-POST")) { flag = false; } } if (!flag) { if (this._nextSink != null) { return(this._nextSink.ProcessMessage(sinkStack, null, requestHeaders, requestStream, out responseMsg, out responseHeaders, out responseStream)); } if (this._protocol != Protocol.Http) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_Channels_InvalidRequestFormat")); } responseHeaders = new TransportHeaders(); responseHeaders["__HttpStatusCode"] = "400"; responseHeaders["__HttpReasonPhrase"] = "Bad Request"; responseStream = null; responseMsg = null; return(ServerProcessing.Complete); } bool bClientIsClr = true; try { string str7; string uRI = null; if (headers != null) { uRI = headers.RequestUri; } else { uRI = (string)requestHeaders["__RequestUri"]; } if (RemotingServices.GetServerTypeForUri(uRI) == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_ChnlSink_UriNotPublished")); } if (this._protocol == Protocol.Http) { string str6 = (string)requestHeaders["User-Agent"]; if (str6 != null) { if (str6.IndexOf("MS .NET Remoting") == -1) { bClientIsClr = false; } } else { bClientIsClr = false; } } bool data = true; object obj2 = requestHeaders["__CustomErrorsEnabled"]; if ((obj2 != null) && (obj2 is bool)) { data = (bool)obj2; } CallContext.SetData("__CustomErrorsEnabled", data); Header[] channelHeaders = this.GetChannelHeaders(requestHeaders, out str7); PermissionSet set = null; if (this.TypeFilterLevel != System.Runtime.Serialization.Formatters.TypeFilterLevel.Full) { set = new PermissionSet(PermissionState.None); set.SetPermission(new SecurityPermission(SecurityPermissionFlag.SerializationFormatter)); } try { if (set != null) { set.PermitOnly(); } requestMsg = CoreChannel.DeserializeSoapRequestMessage(requestStream, channelHeaders, this._strictBinding, this.TypeFilterLevel); } finally { if (set != null) { CodeAccessPermission.RevertPermitOnly(); } } requestStream.Close(); if (requestMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DeserializeMessage")); } if ((str7 != null) && !SoapServices.IsSoapActionValidForMethodBase(str7, ((IMethodMessage)requestMsg).MethodBase)) { throw new RemotingException(string.Format(CultureInfo.CurrentCulture, CoreChannel.GetResourceString("Remoting_Soap_InvalidSoapAction"), new object[] { str7 })); } sinkStack.Push(this, null); complete = this._nextSink.ProcessMessage(sinkStack, requestMsg, requestHeaders, null, out responseMsg, out responseHeaders, out responseStream); if (responseStream != null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_ChnlSink_WantNullResponseStream")); } switch (complete) { case ServerProcessing.Complete: if (responseMsg == null) { throw new RemotingException(CoreChannel.GetResourceString("Remoting_DispatchMessage")); } break; case ServerProcessing.OneWay: sinkStack.Pop(this); return(complete); case ServerProcessing.Async: sinkStack.Store(this, null); return(complete); default: return(complete); } sinkStack.Pop(this); this.SerializeResponse(sinkStack, responseMsg, bClientIsClr, ref responseHeaders, out responseStream); return(complete); } catch (Exception exception) { complete = ServerProcessing.Complete; responseMsg = new ReturnMessage(exception, (requestMsg == null) ? ((IMethodCallMessage) new System.Runtime.Remoting.Channels.Http.ErrorMessage()) : ((IMethodCallMessage)requestMsg)); CallContext.SetData("__ClientIsClr", bClientIsClr); responseStream = (MemoryStream)CoreChannel.SerializeSoapMessage(responseMsg, this._includeVersioning); CallContext.FreeNamedDataSlot("__ClientIsClr"); responseStream.Position = 0L; responseHeaders = new TransportHeaders(); if (this._protocol == Protocol.Http) { responseHeaders["__HttpStatusCode"] = "500"; responseHeaders["__HttpReasonPhrase"] = "Internal Server Error"; responseHeaders["Content-Type"] = "text/xml; charset=\"utf-8\""; } } finally { CallContext.FreeNamedDataSlot("__CustomErrorsEnabled"); } return(complete); }