internal void Add(string action, DispatchOperationRuntime operation)
{
if (map.Contains(action))
{
DispatchOperationRuntime existingOperation = (DispatchOperationRuntime)map[action];
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.SFxActionDemuxerDuplicate, existingOperation.Name, operation.Name, action)));
}
map.Add(action, operation);
}
internal ImmutableDispatchRuntime(DispatchRuntime dispatch)
{
_authenticationBehavior = AuthenticationBehavior.TryCreate(dispatch);
_authorizationBehavior = AuthorizationBehavior.TryCreate(dispatch);
_concurrency = new ConcurrencyBehavior(dispatch);
_error = new ErrorBehavior(dispatch.ChannelDispatcher);
_enableFaults = dispatch.EnableFaults;
_inputSessionShutdownHandlers = EmptyArray <IInputSessionShutdown> .ToArray(dispatch.InputSessionShutdownHandlers);
InstanceBehavior = new InstanceBehavior(dispatch, this);
_isOnServer = dispatch.IsOnServer;
_manualAddressing = dispatch.ManualAddressing;
_messageInspectors = EmptyArray <IDispatchMessageInspector> .ToArray(dispatch.MessageInspectors);
_securityImpersonation = SecurityImpersonationBehavior.CreateIfNecessary(dispatch);
RequireClaimsPrincipalOnOperationContext = dispatch.RequireClaimsPrincipalOnOperationContext;
_impersonateOnSerializingReply = dispatch.ImpersonateOnSerializingReply;
_terminate = TerminatingOperationBehavior.CreateIfNecessary(dispatch);
_thread = new ThreadBehavior(dispatch);
ValidateMustUnderstand = dispatch.ValidateMustUnderstand;
ParameterInspectorCorrelationOffset = (dispatch.MessageInspectors.Count +
dispatch.MaxCallContextInitializers);
_correlationCount = ParameterInspectorCorrelationOffset + dispatch.MaxParameterInspectors;
DispatchOperationRuntime unhandled = new DispatchOperationRuntime(dispatch.UnhandledDispatchOperation, this);
if (dispatch.OperationSelector == null)
{
ActionDemuxer demuxer = new ActionDemuxer();
for (int i = 0; i < dispatch.Operations.Count; i++)
{
DispatchOperation operation = dispatch.Operations[i];
DispatchOperationRuntime operationRuntime = new DispatchOperationRuntime(operation, this);
demuxer.Add(operation.Action, operationRuntime);
}
demuxer.SetUnhandled(unhandled);
_demuxer = demuxer;
}
else
{
CustomDemuxer demuxer = new CustomDemuxer(dispatch.OperationSelector);
for (int i = 0; i < dispatch.Operations.Count; i++)
{
DispatchOperation operation = dispatch.Operations[i];
DispatchOperationRuntime operationRuntime = new DispatchOperationRuntime(operation, this);
demuxer.Add(operation.Name, operationRuntime);
}
demuxer.SetUnhandled(unhandled);
_demuxer = demuxer;
}
_processMessageNonCleanupError = new MessageRpcErrorHandler(ProcessMessageNonCleanupError);
_processMessageCleanupError = new MessageRpcErrorHandler(ProcessMessageCleanupError);
}
public DispatchOperationRuntime GetOperation(ref Message request)
{
string operationName = _selector.SelectOperation(ref request);
DispatchOperationRuntime operation = null;
if (_map.TryGetValue(operationName, out operation))
{
return(operation);
}
else
{
return(_unhandled);
}
}
public DispatchOperationRuntime GetOperation(ref Message request)
{
string action = request.Headers.Action;
if (action == null)
{
action = MessageHeaders.WildcardAction;
}
DispatchOperationRuntime operation = (DispatchOperationRuntime)map[action];
if (operation != null)
{
return(operation);
}
return(unhandled);
}
private async Task DispatchAndReleasePumpAsync(RequestContext request, bool cleanThread, RequestInfo requestInfo)
{
OperationContext currentOperationContext = null;
ServiceChannel channel = requestInfo.Channel;
EndpointDispatcher endpoint = requestInfo.Endpoint;
bool releasedPump = false;
try
{
DispatchRuntime dispatchBehavior = requestInfo.DispatchRuntime;
if (channel == null || dispatchBehavior == null)
{
Fx.Assert("System.ServiceModel.Dispatcher.ChannelHandler.Dispatch(): (channel == null || dispatchBehavior == null)");
return;
}
Message message;
//EventTraceActivity eventTraceActivity = TraceDispatchMessageStart(request.RequestMessage);
message = request.RequestMessage;
DispatchOperationRuntime operation = dispatchBehavior.GetOperation(ref message);
if (operation == null)
{
Fx.Assert("ChannelHandler.Dispatch (operation == null)");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "No DispatchOperationRuntime found to process message.")));
}
if (_shouldRejectMessageWithOnOpenActionHeader && message.Headers.Action == OperationDescription.SessionOpenedAction)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.SFxNoEndpointMatchingAddressForConnectionOpeningMessage, message.Headers.Action, "Open")));
}
//if (MessageLogger.LoggingEnabled)
//{
// MessageLogger.LogMessage(ref message, (operation.IsOneWay ? MessageLoggingSource.ServiceLevelReceiveDatagram : MessageLoggingSource.ServiceLevelReceiveRequest) | MessageLoggingSource.LastChance);
//}
if (operation.IsTerminating && _hasSession)
{
_isChannelTerminated = true;
}
bool hasOperationContextBeenSet;
if (currentOperationContext != null)
{
hasOperationContextBeenSet = true;
currentOperationContext.ReInit(request, message, channel);
}
else
{
hasOperationContextBeenSet = false;
currentOperationContext = new OperationContext(request, message, channel, _host);
}
if (currentOperationContext.EndpointDispatcher == null && _serviceDispatcher != null)
{
currentOperationContext.EndpointDispatcher = endpoint;
}
var rpc = new MessageRpc(request, message, operation, channel, _host,
this, cleanThread, currentOperationContext, requestInfo.ExistingInstanceContext);
//TraceUtility.MessageFlowAtMessageReceived(message, currentOperationContext, eventTraceActivity, true);
// passing responsibility for call throttle to MessageRpc
// (MessageRpc implicitly owns this throttle once it's created)
requestInfo.ChannelHandlerOwnsCallThrottle = false;
// explicitly passing responsibility for instance throttle to MessageRpc
rpc.MessageRpcOwnsInstanceContextThrottle = requestInfo.ChannelHandlerOwnsInstanceContextThrottle;
requestInfo.ChannelHandlerOwnsInstanceContextThrottle = false;
// These need to happen before Dispatch but after accessing any ChannelHandler
// state, because we go multi-threaded after this
ReleasePump();
releasedPump = true;
await operation.Parent.DispatchAsync(rpc, hasOperationContextBeenSet);
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
await HandleErrorAsync(e, request, requestInfo, channel);
}
finally
{
if (!releasedPump)
{
ReleasePump();
}
}
}
//bool didTraceProcessMessage1 = false;
//bool didTraceProcessMessage2 = false;
//bool didTraceProcessMessage3 = false;
//bool didTraceProcessMessage31 = false;
//bool didTraceProcessMessage4 = false;
//bool didTraceProcessMessage41 = false;
internal ImmutableDispatchRuntime(DispatchRuntime dispatch)
{
//this.authenticationBehavior = AuthenticationBehavior.TryCreate(dispatch);
//this.authorizationBehavior = AuthorizationBehavior.TryCreate(dispatch);
concurrency = new ConcurrencyBehavior(dispatch);
error = new ErrorBehavior(dispatch.ChannelDispatcher);
enableFaults = dispatch.EnableFaults;
inputSessionShutdownHandlers = EmptyArray <IInputSessionShutdown> .ToArray(dispatch.InputSessionShutdownHandlers);
instance = new InstanceBehavior(dispatch, this);
isOnServer = dispatch.IsOnServer;
manualAddressing = dispatch.ManualAddressing;
messageInspectors = EmptyArray <IDispatchMessageInspector> .ToArray(dispatch.MessageInspectors);
//this.requestReplyCorrelator = new RequestReplyCorrelator();
//this.securityImpersonation = SecurityImpersonationBehavior.CreateIfNecessary(dispatch);
//this.RequireClaimsPrincipalOnOperationContext = dispatch.RequireClaimsPrincipalOnOperationContext;
//this.impersonateOnSerializingReply = dispatch.ImpersonateOnSerializingReply;
terminate = TerminatingOperationBehavior.CreateIfNecessary(dispatch);
thread = new ThreadBehavior(dispatch);
ValidateMustUnderstand = dispatch.ValidateMustUnderstand;
//this.ignoreTransactionFlow = dispatch.IgnoreTransactionMessageProperty;
//this.transaction = TransactionBehavior.CreateIfNeeded(dispatch);
//sendAsynchronously = dispatch.ChannelDispatcher.SendAsynchronously;
ParameterInspectorCorrelationOffset = (dispatch.MessageInspectors.Count +
dispatch.MaxCallContextInitializers);
correlationCount = ParameterInspectorCorrelationOffset + dispatch.MaxParameterInspectors;
DispatchOperationRuntime unhandled = new DispatchOperationRuntime(dispatch.UnhandledDispatchOperation, this);
if (dispatch.OperationSelector == null)
{
ActionDemuxer demuxer = new ActionDemuxer();
for (int i = 0; i < dispatch.Operations.Count; i++)
{
DispatchOperation operation = dispatch.Operations[i];
DispatchOperationRuntime operationRuntime = new DispatchOperationRuntime(operation, this);
demuxer.Add(operation.Action, operationRuntime);
}
demuxer.SetUnhandled(unhandled);
this.demuxer = demuxer;
}
else
{
throw new PlatformNotSupportedException();
// CustomDemuxer demuxer = new CustomDemuxer(dispatch.OperationSelector);
// for (int i = 0; i < dispatch.Operations.Count; i++)
// {
// DispatchOperation operation = dispatch.Operations[i];
// DispatchOperationRuntime operationRuntime = new DispatchOperationRuntime(operation, this);
// demuxer.Add(operation.Name, operationRuntime);
// }
// demuxer.SetUnhandled(unhandled);
// this.demuxer = demuxer;
}
//processMessage1 = new MessageRpcProcessor(ProcessMessage1);
//processMessage11 = new MessageRpcProcessor(ProcessMessage11);
//processMessage2 = new MessageRpcProcessor(ProcessMessage2);
//processMessage3 = new MessageRpcProcessor(ProcessMessage3);
//processMessage31 = new MessageRpcProcessor(ProcessMessage31);
//processMessage4 = new MessageRpcProcessor(ProcessMessage4);
//processMessage41 = new MessageRpcProcessor(ProcessMessage41);
//processMessage5 = new MessageRpcProcessor(ProcessMessage5);
//processMessage6 = new MessageRpcProcessor(ProcessMessage6);
//processMessage7 = new MessageRpcProcessor(ProcessMessage7);
//processMessage8 = new MessageRpcProcessor(ProcessMessage8);
//processMessage9 = new MessageRpcProcessor(ProcessMessage9);
//processMessageCleanup = new MessageRpcProcessor(ProcessMessageCleanup);
processMessageNonCleanupError = new MessageRpcErrorHandler(ProcessMessageNonCleanupError);
processMessageCleanupError = new MessageRpcErrorHandler(ProcessMessageCleanupError);
}
internal void SetUnhandled(DispatchOperationRuntime operation)
{
unhandled = operation;
}
private Task DispatchAsyncCore(RequestContext request, IChannel channel, EndpointDispatcher endpointDispatcher, CancellationToken token)
{
var dispatchRuntime = endpointDispatcher.DispatchRuntime;
//EndpointDispatcher endpoint = dispatchRuntime.EndpointDispatcher;
//bool releasedPump = false;
ServiceChannel serviceChannel = null;
var sessionIdleManager = channel.GetProperty <ServiceChannel.SessionIdleManager>();
IChannelBinder binder = null;
if (channel is IReplyChannel)
{
var rcbinder = channel.GetProperty <ReplyChannelBinder>();
rcbinder.Init(channel as IReplyChannel, BaseAddress);
binder = rcbinder;
}
else if (channel is IDuplexSessionChannel)
{
var dcbinder = channel.GetProperty <DuplexChannelBinder>();
dcbinder.Init(channel as IDuplexSessionChannel, _requestReplyCorrelator, BaseAddress);
binder = dcbinder;
}
serviceChannel = new ServiceChannel(
binder,
endpointDispatcher,
Binding,
sessionIdleManager.UseIfNeeded(binder, Binding.ReceiveTimeout));
Message message = request.RequestMessage;
DispatchOperationRuntime operation = dispatchRuntime.GetOperation(ref message);
if (operation == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "No DispatchOperationRuntime found to process message.")));
}
// TODO: Wire in session open notification
//if (shouldRejectMessageWithOnOpenActionHeader && message.Headers.Action == OperationDescription.SessionOpenedAction)
//{
// throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.SFxNoEndpointMatchingAddressForConnectionOpeningMessage, message.Headers.Action, "Open")));
//}
// TODO: Session lifetime
//if (operation.IsTerminating && requestInfo.HasSession)
//{
// isChannelTerminated = true;
//}
// TODO: Fix up whatever semantics OperationContext places on a host being passed
var currentOperationContext = new OperationContext(request, message, serviceChannel, /*host*/ null);
currentOperationContext.EndpointDispatcher = endpointDispatcher;
var existingInstanceContext = dispatchRuntime.InstanceContextProvider.GetExistingInstanceContext(request.RequestMessage, serviceChannel.Proxy as IContextChannel);
// TODO: Investigate consequences of cleanThread parameter
MessageRpc rpc = new MessageRpc(request, message, operation, serviceChannel, /*host*/ null,
/*cleanThread*/ true, currentOperationContext, existingInstanceContext /*, eventTraceActivity*/);
return(operation.Parent.DispatchAsync(ref rpc, /*hasOperationContextBeenSet*/ false));
// TODO : Fix error handling
//catch (Exception e)
//{
// if (Fx.IsFatal(e))
// {
// throw;
// }
// return HandleError(e, request, channel);
//}
}
// Similar to DispatchAndReleasePump on Desktop
internal async Task DispatchAsyncCore(RequestContext request, RequestInfo requestInfo, bool cleanThread, OperationContext currentOperationContext)
{
ServiceChannel channel = requestInfo.Channel;
EndpointDispatcher endpoint = requestInfo.Endpoint;
try
{
DispatchRuntime dispatchBehavior = requestInfo.DispatchRuntime;
if (channel == null || dispatchBehavior == null)
{
Fx.Assert("System.ServiceModel.Dispatcher.ChannelHandler.Dispatch(): (channel == null || dispatchBehavior == null)");
}
Message message = request.RequestMessage;
DispatchOperationRuntime operation = dispatchBehavior.GetOperation(ref message);
if (operation == null)
{
Fx.Assert("ChannelHandler.Dispatch (operation == null)");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException("No DispatchOperationRuntime found to process message."));
}
if (_shouldRejectMessageWithOnOpenActionHeader && message.Headers.Action == OperationDescription.SessionOpenedAction)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.SFxNoEndpointMatchingAddressForConnectionOpeningMessage, message.Headers.Action, "Open")));
}
if (operation.IsTerminating && _hasSession)
{
_isChannelTerminated = true;
}
bool hasOperationContextBeenSet;
if (currentOperationContext != null)
{
hasOperationContextBeenSet = true;
currentOperationContext.ReInit(request, message, channel);
}
else
{
hasOperationContextBeenSet = false;
currentOperationContext = new OperationContext(request, message, channel, null);
}
if (currentOperationContext.EndpointDispatcher == null && _serviceDispatcher != null)
{
currentOperationContext.EndpointDispatcher = endpoint;
}
MessageRpc rpc = new MessageRpc(request, message, operation, channel, _host,
this, cleanThread, currentOperationContext, requestInfo.ExistingInstanceContext);
// passing responsibility for call throttle to MessageRpc
// (MessageRpc implicitly owns this throttle once it's created)
requestInfo.ChannelHandlerOwnsCallThrottle = false;
// explicitly passing responsibility for instance throttle to MessageRpc
rpc.MessageRpcOwnsInstanceContextThrottle = requestInfo.ChannelHandlerOwnsInstanceContextThrottle;
requestInfo.ChannelHandlerOwnsInstanceContextThrottle = false;
// These need to happen before Dispatch but after accessing any ChannelHandler
// state, because we go multi-threaded after this until we reacquire pump mutex.
await operation.Parent.DispatchAsync(rpc, hasOperationContextBeenSet);
}
catch (Exception e)
{
if (Fx.IsFatal(e))
{
throw;
}
await HandleErrorAsync(e, request, requestInfo, channel);
}
}
internal MessageRpc(RequestContext requestContext, Message request, DispatchOperationRuntime operation,
ServiceChannel channel, ServiceHostBase host, ChannelHandler channelHandler, bool cleanThread,
OperationContext operationContext, InstanceContext instanceContext /*, EventTraceActivity eventTraceActivity*/)
{
Fx.Assert((operationContext != null), "correwcf.Dispatcher.MessageRpc.MessageRpc(), operationContext == null");
// TODO: ChannelHandler supplied an ErrorHandler, need to supply this some other way.
//Fx.Assert(channelHandler != null, "System.ServiceModel.Dispatcher.MessageRpc.MessageRpc(), channelHandler == null");
//this.Activity = null;
//this.EventTraceActivity = eventTraceActivity;
AsyncResult = null;
TaskResult = null;
CanSendReply = true;
Channel = channel;
this.channelHandler = channelHandler;
Correlation = EmptyArray.Allocate(operation.Parent.CorrelationCount);
DidDeserializeRequestBody = false;
Error = null;
ErrorProcessor = null;
FaultInfo = new ErrorHandlerFaultInfo(request.Version.Addressing.DefaultFaultAction);
HasSecurityContext = false;
Host = host;
Instance = null;
AsyncProcessor = null;
NotUnderstoodHeaders = null;
Operation = operation;
OperationContext = operationContext;
paused = false;
ParametersDisposed = false;
Request = request;
RequestContext = requestContext;
RequestContextThrewOnReply = false;
SuccessfullySendReply = false;
RequestVersion = request.Version;
Reply = null;
ReplyTimeoutHelper = new TimeoutHelper();
SecurityContext = null;
InstanceContext = instanceContext;
SuccessfullyBoundInstance = false;
SuccessfullyIncrementedActivity = false;
SuccessfullyLockedInstance = false;
switchedThreads = !cleanThread;
//this.transaction = null;
InputParameters = null;
OutputParameters = null;
ReturnParameter = null;
isInstanceContextSingleton = InstanceContextProviderBase.IsProviderSingleton(Channel.DispatchRuntime.InstanceContextProvider);
invokeContinueGate = null;
if (!operation.IsOneWay && !operation.Parent.ManualAddressing)
{
RequestID = request.Headers.MessageId;
ReplyToInfo = new RequestReplyCorrelator.ReplyToInfo(request);
}
else
{
RequestID = null;
ReplyToInfo = new RequestReplyCorrelator.ReplyToInfo();
}
//if (DiagnosticUtility.ShouldUseActivity)
//{
// this.Activity = TraceUtility.ExtractActivity(this.Request);
//}
//if (DiagnosticUtility.ShouldUseActivity || TraceUtility.ShouldPropagateActivity)
//{
// this.ResponseActivityId = ActivityIdHeader.ExtractActivityId(this.Request);
//}
//else
//{
ResponseActivityId = Guid.Empty;
//}
//if (this.EventTraceActivity == null && FxTrace.Trace.IsEnd2EndActivityTracingEnabled)
//{
// if (this.Request != null)
// {
// this.EventTraceActivity = EventTraceActivityHelper.TryExtractActivity(this.Request, true);
// }
//}
}
internal void Add(string name, DispatchOperationRuntime operation)
{
_map.Add(name, operation);
}
