/// <summary>
/// Cancels the current Memcached request that is in-flight.
/// </summary>
public void Cancel(ResponseStatus status, Exception e = null)
{
Timer?.Dispose();
var response = MemoryPool <byte> .Shared.RentAndSlice(24);
Converter.FromUInt32(Opaque, response.Memory.Span.Slice(HeaderOffsets.Opaque));
var state = new SocketAsyncState
{
Opaque = Opaque,
// ReSharper disable once MergeConditionalExpression
Exception = e,
Status = status,
EndPoint = EndPoint,
ConnectionId = ConnectionId,
ErrorMap = ErrorMap,
LocalEndpoint = LocalEndpoint
};
state.SetData(response);
Callback(state);
}
public static Exception ThrowException(this SocketAsyncState state, ErrorCode errorCode)
{
var statusName = Enum.GetName(typeof(ResponseStatus), state.Status);
switch (state.Status)
{
case ResponseStatus.KeyNotFound:
return(new DocumentNotFoundException
{
Context = new KeyValueErrorContext
{
}
});
case ResponseStatus.KeyExists:
return(new DocumentExistsException());
case ResponseStatus.ValueTooLarge:
return(new ValueToolargeException());
case ResponseStatus.InvalidArguments:
return(new InvalidArgumentException());
case ResponseStatus.TemporaryFailure:
case ResponseStatus.OutOfMemory:
case ResponseStatus.Busy:
case ResponseStatus.NotInitialized:
return(new TemporaryFailureException());
case ResponseStatus.OperationTimeout:
return(new AmbiguousTimeoutException());
case ResponseStatus.Locked:
return(new DocumentLockedException());
case ResponseStatus.DocumentMutationLost:
return(new MutationLostException());
case ResponseStatus.DurabilityInvalidLevel:
return(new DurabilityLevelNotAvailableException());
case ResponseStatus.DurabilityImpossible:
return(new DurabilityImpossibleException());
case ResponseStatus.SyncWriteInProgress:
return(new DurableWriteInProgressException());
case ResponseStatus.SyncWriteAmbiguous:
return(new DurabilityAmbiguousException());
case ResponseStatus.Eaccess:
case ResponseStatus.AuthenticationError:
case ResponseStatus.AuthenticationContinue: //likely remove
case ResponseStatus.AuthStale:
return(new AuthenticationFailureException(errorCode?.Desc));
case ResponseStatus.VBucketBelongsToAnotherServer:
return(new NotMyVBucketException());
case ResponseStatus.SubdocXattrUnknownVattr:
return(new XattrException());
case ResponseStatus.SubdocXattrUnknownMacro:
case ResponseStatus.SubDocMultiPathFailure:
case ResponseStatus.SubDocXattrInvalidFlagCombo:
case ResponseStatus.SubDocXattrInvalidKeyCombo:
case ResponseStatus.SubdocXattrCantModifyVattr:
case ResponseStatus.SubdocMultiPathFailureDeleted:
case ResponseStatus.SubdocInvalidXattrOrder:
return(new XattrException());
//sub doc errors
case ResponseStatus.SubDocPathNotFound:
case ResponseStatus.SubDocPathMismatch:
case ResponseStatus.SubDocPathInvalid:
return(new PathInvalidException());
case ResponseStatus.SubDocPathTooBig:
return(new PathTooDeepException());
case ResponseStatus.SubDocDocTooDeep:
return(new DocumentTooDeepException());
case ResponseStatus.SubDocCannotInsert:
return(new ValueNotJsonException());
case ResponseStatus.SubDocDocNotJson:
return(new DocumentNotJsonException());
case ResponseStatus.SubDocNumRange:
return(new NumberTooBigException());
case ResponseStatus.SubDocDeltaRange:
return(new DeltaInvalidException());
case ResponseStatus.SubDocPathExists:
return(new PathExistsException());
case ResponseStatus.SubDocValueTooDeep:
return(new DocumentTooDeepException());
case ResponseStatus.SubDocInvalidCombo:
return(new InvalidArgumentException());
case ResponseStatus.DocumentMutationDetected: //maps to nothing
case ResponseStatus.NoReplicasFound: //maps to nothing
case ResponseStatus.InvalidRange: //maps to nothing
case ResponseStatus.ItemNotStored: //maps to nothing
case ResponseStatus.IncrDecrOnNonNumericValue: //maps to nothing
case ResponseStatus.Rollback: //maps to nothing
case ResponseStatus.InternalError: //maps to nothing
case ResponseStatus.UnknownCommand: //maps to nothing
case ResponseStatus.BucketNotConnected: //maps to nothing
case ResponseStatus.NotSupported: //maps to nothing
return(new CouchbaseException());
case ResponseStatus.UnknownCollection:
return(new CollectionOutdatedException());
default:
return(new ArgumentOutOfRangeException());
}
}
public static Exception ThrowException(this SocketAsyncState state, ErrorCode errorCode)
{
var statusName = Enum.GetName(typeof(ResponseStatus), state.Status);
switch (state.Status)
{
case ResponseStatus.KeyNotFound:
return(new KeyNotFoundException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.KeyExists:
return(new KeyExistsException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.ValueTooLarge:
return(new ValueTooLargeException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.InvalidArguments:
return(new InvalidArgumentException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.TemporaryFailure:
case ResponseStatus.OutOfMemory:
case ResponseStatus.Busy:
return(new TempFailException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.OperationTimeout:
return(new TimeoutException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.Locked:
return(new KeyLockedException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.DocumentMutationLost:
case ResponseStatus.DocumentMutationDetected:
case ResponseStatus.NoReplicasFound:
case ResponseStatus.DurabilityInvalidLevel:
case ResponseStatus.DurabilityImpossible:
case ResponseStatus.SyncWriteInProgress:
case ResponseStatus.SyncWriteAmbiguous:
return(new DurabilityException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.Eaccess:
case ResponseStatus.AuthenticationError:
return(new AuthenticationException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
//internal errors handled by the app?
case ResponseStatus.VBucketBelongsToAnotherServer:
return(new NotMyVBucketException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.UnknownError:
return(new UnknownErrorException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.Rollback:
case ResponseStatus.AuthenticationContinue:
case ResponseStatus.AuthStale:
case ResponseStatus.InternalError:
case ResponseStatus.UnknownCommand:
case ResponseStatus.BucketNotConnected:
case ResponseStatus.NotInitialized:
case ResponseStatus.NotSupported:
case ResponseStatus.SubdocXattrUnknownVattr:
case ResponseStatus.SubDocMultiPathFailure:
case ResponseStatus.SubDocXattrInvalidFlagCombo:
case ResponseStatus.SubDocXattrInvalidKeyCombo:
case ResponseStatus.SubdocXattrCantModifyVattr:
case ResponseStatus.SubdocMultiPathFailureDeleted:
case ResponseStatus.SubdocInvalidXattrOrder:
return(new InternalErrorException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.InvalidRange:
case ResponseStatus.ItemNotStored:
case ResponseStatus.IncrDecrOnNonNumericValue:
return(new KeyValueException //hmm?
{
Status = state.Status,
ErrorCode = errorCode
});
//sub doc errors
case ResponseStatus.SubDocPathNotFound:
return(new PathNotFoundException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.SubDocPathMismatch:
return(new PathMismatchException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.SubDocPathInvalid:
return(new PathInvalidException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.SubDocPathTooBig:
return(new PathTooBigException(statusName, new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
}));
case ResponseStatus.SubDocDocTooDeep:
case ResponseStatus.SubDocCannotInsert:
case ResponseStatus.SubDocDocNotJson:
case ResponseStatus.SubDocNumRange:
case ResponseStatus.SubDocDeltaRange:
case ResponseStatus.SubDocPathExists:
case ResponseStatus.SubDocValueTooDeep:
case ResponseStatus.SubDocInvalidCombo:
case ResponseStatus.SubdocXattrUnknownMacro:
return(new KeyValueException
{
Status = state.Status,
ErrorCode = errorCode
});
//remove these ones
case ResponseStatus.Failure:
case ResponseStatus.ClientFailure:
break;
case ResponseStatus.NodeUnavailable:
break;
case ResponseStatus.TransportFailure:
return(state.Exception);
default:
return(new ArgumentOutOfRangeException());
}
return(new Exception("oh me oh mai..."));
}