internal void OnDispatcherRejectMessage(Message message, Message.RejectionTypes rejectionType, string reason, Exception exception)
{
if (this.IsEnabled(DispatcherRejectedMessageEventName))
{
this.Write(DispatcherRejectedMessageEventName, new { Message = message, RejectionType = rejectionType, Reason = reason, Exception = exception });
}
MessagingStatisticsGroup.OnRejectedMessage(message);
if (this.IsEnabled(LogLevel.Debug))
{
LogDispatcherRejectedMessage(this, message, reason, rejectionType, exception);
}
}
public void RejectMessage(
Message message,
Message.RejectionTypes rejectType,
Exception exc,
string rejectInfo = null)
{
if (message.Direction == Message.Directions.Request)
{
var str = String.Format("{0} {1}", rejectInfo ?? "", exc == null ? "" : exc.ToString());
MessagingStatisticsGroup.OnRejectedMessage(message);
Message rejection = message.CreateRejectionResponse(rejectType, str);
SendRejectionMessage(rejection);
}
else
{
logger.Warn(ErrorCode.Messaging_Dispatcher_DiscardRejection,
"Discarding {0} rejection for message {1}. Exc = {2}",
Enum.GetName(typeof(Message.Directions), message.Direction), message, exc.Message);
}
}
public void ReceiveMessage(Message msg)
{
this.messagingTrace.OnIncomingMessageAgentReceiveMessage(msg);
// Find the activation it targets; first check for a system activation, then an app activation
if (msg.TargetGrain.IsSystemTarget())
{
SystemTarget target = this.activationDirectory.FindSystemTarget(msg.TargetActivation);
if (target == null)
{
MessagingStatisticsGroup.OnRejectedMessage(msg);
Message response = this.messageFactory.CreateRejectionResponse(msg, Message.RejectionTypes.Unrecoverable,
string.Format("SystemTarget {0} not active on this silo. Msg={1}", msg.TargetGrain, msg));
this.messageCenter.SendMessage(response);
this.logger.LogWarning(
(int)ErrorCode.MessagingMessageFromUnknownActivation,
"Received a message {Message} for an unknown SystemTarget: {Target}",
msg,
msg.TargetAddress);
return;
}
target.ReceiveMessage(msg);
}
else if (messageCenter.TryDeliverToProxy(msg))
{
return;
}
else
{
try
{
var targetActivation = catalog.GetOrCreateActivation(
msg.TargetAddress,
msg.IsNewPlacement,
msg.RequestContextData);
if (targetActivation is null)
{
// Activation does not exists and is not a new placement.
if (msg.Direction == Message.Directions.Response)
{
logger.LogWarning(
(int)ErrorCode.Dispatcher_NoTargetActivation,
"No target activation {Activation} for response message: {Message}",
msg.TargetActivation,
msg);
return;
}
else
{
logger.LogInformation(
(int)ErrorCode.Dispatcher_Intermediate_GetOrCreateActivation,
"Intermediate NonExistentActivation for message {Message}",
msg);
var nonExistentActivation = msg.TargetAddress;
ProcessRequestToInvalidActivation(msg, nonExistentActivation, null, "Non-existent activation");
return;
}
}
targetActivation.ReceiveMessage(msg);
}
catch (Exception ex)
{
MessagingProcessingStatisticsGroup.OnDispatcherMessageProcessedError(msg);
logger.LogError(
(int)ErrorCode.Dispatcher_ErrorCreatingActivation,
ex,
"Error creating activation for grain {TargetGrain} (interface: {InterfaceType}). Message {Message}",
msg.TargetGrain,
msg.InterfaceType,
msg);
this.RejectMessage(msg, Message.RejectionTypes.Transient, ex);
}
}
}