protected override void CompleteSuccessRequest(long firstEventNumber, long lastEventNumber, long preparePosition, long commitPosition)
{
base.CompleteSuccessRequest(firstEventNumber, lastEventNumber, preparePosition, commitPosition);
var responseMsg = new ClientMessage.DeleteStreamCompleted(ClientCorrId, OperationResult.Success, null, preparePosition, commitPosition);
ResponseEnvelope.ReplyWith(responseMsg);
}
protected override void CompleteFailedRequest(OperationResult result, string error, long currentVersion = -1)
{
base.CompleteFailedRequest(result, error, currentVersion);
var responseMsg = new ClientMessage.DeleteStreamCompleted(ClientCorrId, result, error);
ResponseEnvelope.ReplyWith(responseMsg);
}
protected override void CompleteSuccessRequest(int firstEventNumber, int lastEventNumber)
{
base.CompleteSuccessRequest(firstEventNumber, lastEventNumber);
var responseMsg = new ClientMessage.DeleteStreamCompleted(ClientCorrId, OperationResult.Success, null);
ResponseEnvelope.ReplyWith(responseMsg);
}
private void DeleteStreamCompleted(ClientMessage.DeleteStreamCompleted deleteStreamCompleted, Action onEmittedStreamsDeleted, string streamId, long eventNumber)
{
if (deleteStreamCompleted.Result == OperationResult.Success || deleteStreamCompleted.Result == OperationResult.StreamDeleted)
{
_retryCount = RetryLimit;
_numberOfEventsProcessed++;
if (_numberOfEventsProcessed >= _checkPointThreshold)
{
_numberOfEventsProcessed = 0;
TryMarkCheckpoint(eventNumber);
}
DeleteEmittedStreamsFrom(eventNumber + 1, onEmittedStreamsDeleted);
}
else
{
if (_retryCount == 0)
{
Log.Error("PROJECTIONS: Retry limit reached, could not delete stream: {0}. Manual intervention is required and you may need to delete this stream manually", streamId);
_retryCount = RetryLimit;
DeleteEmittedStreamsFrom(eventNumber + 1, onEmittedStreamsDeleted);
return;
}
Log.Error("PROJECTIONS: Failed to delete emitted stream {0}, Retrying ({1}/{2}). Reason: {3}", streamId, (RetryLimit - _retryCount) + 1, RetryLimit, deleteStreamCompleted.Result);
_retryCount--;
DeleteEmittedStreamsFrom(eventNumber, onEmittedStreamsDeleted);
}
}
protected override void CompleteFailedRequest(Guid correlationId, string eventStreamId, OperationErrorCode errorCode, string error)
{
base.CompleteFailedRequest(correlationId, eventStreamId, errorCode, error);
var responseMsg = new ClientMessage.DeleteStreamCompleted(
correlationId, eventStreamId, errorCode, error);
_responseEnvelope.ReplyWith(responseMsg);
}
protected override void CompleteSuccessRequest(Guid correlationId, string eventStreamId, int startEventNumber)
{
base.CompleteSuccessRequest(correlationId, eventStreamId, startEventNumber);
var responseMsg = new ClientMessage.DeleteStreamCompleted(
correlationId, eventStreamId, OperationErrorCode.Success, null);
_responseEnvelope.ReplyWith(responseMsg);
}
private static TcpPackage WrapDeleteStreamCompleted(ClientMessage.DeleteStreamCompleted msg)
{
var dto = new TcpClientMessageDto.DeleteStreamCompleted((TcpClientMessageDto.OperationResult)msg.Result,
msg.Message,
msg.PreparePosition,
msg.CommitPosition);
return(new TcpPackage(TcpCommand.DeleteStreamCompleted, msg.CorrelationId, dto.Serialize()));
}
public InspectionResult InspectPackage(TcpPackage package)
{
try
{
if (package.Command == TcpCommand.DeniedToRoute)
{
var route = package.Data.Deserialize <ClientMessage.DeniedToRoute>();
return(new InspectionResult(InspectionDecision.Reconnect,
data: new EndpointsPair(route.ExternalTcpEndPoint,
route.ExternalHttpEndPoint)));
}
if (package.Command != TcpCommand.DeleteStreamCompleted)
{
return(new InspectionResult(InspectionDecision.NotifyError,
new CommandNotExpectedException(TcpCommand.DeleteStreamCompleted.ToString(),
package.Command.ToString())));
}
var data = package.Data;
var dto = data.Deserialize <ClientMessage.DeleteStreamCompleted>();
_result = dto;
switch ((OperationErrorCode)dto.ErrorCode)
{
case OperationErrorCode.Success:
return(new InspectionResult(InspectionDecision.Succeed));
case OperationErrorCode.PrepareTimeout:
case OperationErrorCode.CommitTimeout:
case OperationErrorCode.ForwardTimeout:
return(new InspectionResult(InspectionDecision.Retry));
case OperationErrorCode.WrongExpectedVersion:
var err = string.Format("Delete stream failed due to WrongExpectedVersion. Stream: {0}, Expected version: {1}, CorrID: {2}.",
_stream,
_expectedVersion,
CorrelationId);
return(new InspectionResult(InspectionDecision.NotifyError, new WrongExpectedVersionException(err)));
case OperationErrorCode.StreamDeleted:
return(new InspectionResult(InspectionDecision.NotifyError, new StreamDeletedException(_stream)));
case OperationErrorCode.InvalidTransaction:
return(new InspectionResult(InspectionDecision.NotifyError, new InvalidTransactionException()));
default:
throw new ArgumentOutOfRangeException();
}
}
catch (Exception e)
{
return(new InspectionResult(InspectionDecision.NotifyError, e));
}
}
private void HandleAsNonMaster(ClientMessage.DeleteStream message)
{
if (message.RequireMaster)
{
DenyRequestBecauseNotMaster(message.CorrelationId, message.Envelope);
return;
}
var timeoutMessage = new ClientMessage.DeleteStreamCompleted(
message.CorrelationId, OperationResult.ForwardTimeout, "Forwarding timeout", -1, -1);
ForwardRequest(message, timeoutMessage);
}
private void CompleteFailedRequest(Guid correlationId, string eventStreamId, OperationErrorCode errorCode, string error)
{
Debug.Assert(errorCode != OperationErrorCode.Success);
_completed = true;
_bus.Publish(new ReplicationMessage.RequestCompleted(correlationId, false));
switch (_requestType)
{
case RequestType.CreateStream:
{
var responseMsg = new ClientMessage.CreateStreamCompleted(correlationId, eventStreamId, errorCode, error);
_responseEnvelope.ReplyWith(responseMsg);
break;
}
case RequestType.Write:
{
var responseMsg = new ClientMessage.WriteEventsCompleted(
correlationId, eventStreamId, errorCode, error);
_responseEnvelope.ReplyWith(responseMsg);
break;
}
case RequestType.DeleteStream:
{
var responseMsg = new ClientMessage.DeleteStreamCompleted(
correlationId, eventStreamId, errorCode, error);
_responseEnvelope.ReplyWith(responseMsg);
break;
}
case RequestType.TransactionCommit:
{
var responseMsg = new ClientMessage.TransactionCommitCompleted(
correlationId, _preparePos, errorCode, error);
_responseEnvelope.ReplyWith(responseMsg);
break;
}
default:
throw new ArgumentOutOfRangeException();
}
}
private void StreamDeleted(ClientMessage.DeleteStreamCompleted message, string eventStreamId)
{
if (message.Result == OperationResult.Success)
{
_logger.Info("projection stream '{0}' deleted", eventStreamId);
return;
}
_logger.Info(
"Projection stream '{0}' could not be deleted. Error: {1}",
eventStreamId,
Enum.GetName(typeof(OperationResult), message.Result));
if (message.Result == OperationResult.CommitTimeout ||
message.Result == OperationResult.ForwardTimeout)
{
DeleteCheckpointStream();
}
else
{
throw new NotSupportedException("Unsupported error code received");
}
}
private static TcpPackage WrapDeleteStreamCompleted(ClientMessage.DeleteStreamCompleted msg)
{
var dto = new ClientMessageDto.DeleteStreamCompleted(msg.CorrelationId, msg.EventStreamId, msg.ErrorCode, msg.Error);
return(new TcpPackage(TcpCommand.DeleteStreamCompleted, msg.CorrelationId, dto.Serialize()));
}
public void Handle(ClientMessage.DeleteStreamCompleted message)
{
_streamDispatcher.Handle(message);
}
public void Handle(ClientMessage.DeleteStreamCompleted message)
{
_forwardingProxy.TryForwardReply(message.CorrelationId, message,
(clientCorrId, m) => m.WithCorrelationId(clientCorrId));
}