protected override async Task OnSendAsync(IEnumerable <BrokeredMessage> brokeredMessages) { TimeoutHelper timeoutHelper = new TimeoutHelper(this.OperationTimeout, true); using (AmqpMessage amqpMessage = AmqpMessageConverter.BrokeredMessagesToAmqpMessage(brokeredMessages, true)) { SendingAmqpLink amqpLink = await this.SendLinkManager.GetOrCreateAsync(timeoutHelper.RemainingTime()).ConfigureAwait(false); if (amqpLink.Settings.MaxMessageSize.HasValue) { ulong size = (ulong)amqpMessage.SerializedMessageSize; if (size > amqpLink.Settings.MaxMessageSize.Value) { // TODO: Add MessageSizeExceededException throw new NotImplementedException("MessageSizeExceededException: " + Resources.AmqpMessageSizeExceeded.FormatForUser(amqpMessage.DeliveryId.Value, size, amqpLink.Settings.MaxMessageSize.Value)); ////throw Fx.Exception.AsError(new MessageSizeExceededException( ////Resources.AmqpMessageSizeExceeded.FormatForUser(amqpMessage.DeliveryId.Value, size, amqpLink.Settings.MaxMessageSize.Value))); } } Outcome outcome = await amqpLink.SendMessageAsync(amqpMessage, this.GetNextDeliveryTag(), AmqpConstants.NullBinary, timeoutHelper.RemainingTime()).ConfigureAwait(false); if (outcome.DescriptorCode != Accepted.Code) { Rejected rejected = (Rejected)outcome; throw Fx.Exception.AsError(AmqpExceptionHelper.ToMessagingContract(rejected.Error)); } } }
protected override async Task OnSetStateAsync(Stream sessionState) { try { if (sessionState != null && sessionState.CanSeek && sessionState.Position != 0) { throw new InvalidOperationException("CannotSerializeSessionStateWithPartiallyConsumedStream"); } AmqpRequestMessage amqpRequestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.SetSessionStateOperation, this.OperationTimeout, null); amqpRequestMessage.Map[ManagementConstants.Properties.SessionId] = this.SessionId; if (sessionState != null) { BufferListStream buffer = BufferListStream.Create(sessionState, AmqpConstants.SegmentSize); ArraySegment <byte> value = buffer.ReadBytes((int)buffer.Length); amqpRequestMessage.Map[ManagementConstants.Properties.SessionState] = value; } else { amqpRequestMessage.Map[ManagementConstants.Properties.SessionState] = null; } await this.InnerMessageReceiver.ExecuteRequestResponseAsync(amqpRequestMessage).ConfigureAwait(false); } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
protected override async Task <DateTime> OnRenewLockAsync(Guid lockToken) { DateTime lockedUntilUtc = DateTime.MinValue; try { // Create an AmqpRequest Message to renew lock AmqpRequestMessage requestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.RenewLockOperation, this.OperationTimeout, null); requestMessage.Map[ManagementConstants.Properties.LockTokens] = new Guid[] { lockToken }; AmqpResponseMessage response = await this.ExecuteRequestResponseAsync(requestMessage).ConfigureAwait(false); if (response.StatusCode == AmqpResponseStatusCode.OK) { IEnumerable <DateTime> lockedUntilUtcTimes = response.GetValue <IEnumerable <DateTime> >(ManagementConstants.Properties.Expirations); lockedUntilUtc = lockedUntilUtcTimes.First(); } } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } return(lockedUntilUtc); }
protected override async Task <Stream> OnGetStateAsync() { try { AmqpRequestMessage amqpRequestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.GetSessionStateOperation, this.OperationTimeout, null); amqpRequestMessage.Map[ManagementConstants.Properties.SessionId] = this.SessionId; AmqpResponseMessage amqpResponseMessage = await this.InnerMessageReceiver.ExecuteRequestResponseAsync(amqpRequestMessage).ConfigureAwait(false); Stream sessionState = null; if (amqpResponseMessage.StatusCode == AmqpResponseStatusCode.OK) { if (amqpResponseMessage.Map[ManagementConstants.Properties.SessionState] != null) { sessionState = new BufferListStream(new[] { amqpResponseMessage.GetValue <ArraySegment <byte> >(ManagementConstants.Properties.SessionState) }); } } return(sessionState); } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
protected override async Task <IList <BrokeredMessage> > OnPeekAsync(long fromSequenceNumber, int messageCount = 1) { try { AmqpRequestMessage requestMessage = AmqpRequestMessage.CreateRequest( ManagementConstants.Operations.PeekMessageOperation, this.OperationTimeout, null); requestMessage.Map[ManagementConstants.Properties.FromSequenceNumber] = fromSequenceNumber; requestMessage.Map[ManagementConstants.Properties.MessageCount] = messageCount; if (!string.IsNullOrWhiteSpace(this.sessionId)) { requestMessage.Map[ManagementConstants.Properties.SessionId] = this.sessionId; } List <BrokeredMessage> messages = new List <BrokeredMessage>(); AmqpResponseMessage response = await this.ExecuteRequestResponseAsync(requestMessage); if (response.StatusCode == AmqpResponseStatusCode.OK) { BrokeredMessage brokeredMessage = null; var messageList = response.GetListValue <AmqpMap>(ManagementConstants.Properties.Messages); foreach (AmqpMap entry in messageList) { var payload = (ArraySegment <byte>)entry[ManagementConstants.Properties.Message]; AmqpMessage amqpMessage = AmqpMessage.CreateAmqpStreamMessage(new BufferListStream(new[] { payload }), true); brokeredMessage = AmqpMessageConverter.ClientGetMessage(amqpMessage); messages.Add(brokeredMessage); } if (brokeredMessage != null) { this.LastPeekedSequenceNumber = brokeredMessage.SequenceNumber; } return(messages); } } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } return(null); }
protected override async Task <IList <BrokeredMessage> > OnReceiveAsync(int maxMessageCount) { try { TimeoutHelper timeoutHelper = new TimeoutHelper(this.OperationTimeout, true); ReceivingAmqpLink receiveLink = await this.ReceiveLinkManager.GetOrCreateAsync(timeoutHelper.RemainingTime()).ConfigureAwait(false); IEnumerable <AmqpMessage> amqpMessages = null; bool hasMessages = await Task.Factory.FromAsync( (c, s) => receiveLink.BeginReceiveRemoteMessages(maxMessageCount, AmqpMessageReceiver.DefaultBatchFlushInterval, timeoutHelper.RemainingTime(), c, s), a => receiveLink.EndReceiveMessages(a, out amqpMessages), this).ConfigureAwait(false); if (receiveLink.TerminalException != null) { throw receiveLink.TerminalException; } if (hasMessages && amqpMessages != null) { IList <BrokeredMessage> brokeredMessages = null; foreach (var amqpMessage in amqpMessages) { if (brokeredMessages == null) { brokeredMessages = new List <BrokeredMessage>(); } if (this.ReceiveMode == ReceiveMode.ReceiveAndDelete) { receiveLink.DisposeDelivery(amqpMessage, true, AmqpConstants.AcceptedOutcome); } BrokeredMessage brokeredMessage = AmqpMessageConverter.ClientGetMessage(amqpMessage); brokeredMessage.Receiver = this; // Associate the Message with this Receiver. brokeredMessages.Add(brokeredMessage); } return(brokeredMessages); } return(null); } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
async Task DisposeMessageRequestResponseAsync(IEnumerable <Guid> lockTokens, DispositionStatus dispositionStatus) { try { // Create an AmqpRequest Message to update disposition AmqpRequestMessage requestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.UpdateDispositionOperation, this.OperationTimeout, null); requestMessage.Map[ManagementConstants.Properties.LockTokens] = lockTokens.ToArray(); requestMessage.Map[ManagementConstants.Properties.DispositionStatus] = dispositionStatus.ToString().ToLowerInvariant(); await this.ExecuteRequestResponseAsync(requestMessage); } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
protected override async Task <MessageSession> OnAcceptMessageSessionAsync(string sessionId) { AmqpMessageReceiver receiver = new AmqpMessageReceiver(this.SubscriptionPath, MessagingEntityType.Subscriber, this.Mode, this.ServiceBusConnection.PrefetchCount, this.ServiceBusConnection, this.CbsTokenProvider, sessionId, true); try { await receiver.GetSessionReceiverLinkAsync().ConfigureAwait(false); } catch (AmqpException exception) { // ToDo: Abort the Receiver here AmqpExceptionHelper.ToMessagingContract(exception.Error, false); } MessageSession session = new AmqpMessageSession(receiver.SessionId, receiver.LockedUntilUtc, receiver); return(session); }
protected override async Task OnDeadLetterAsync(IEnumerable <Guid> lockTokens) { try { if (lockTokens.Any((lt) => this.requestResponseLockedMessages.Contains(lt))) { await this.DisposeMessageRequestResponseAsync(lockTokens, DispositionStatus.Suspended).ConfigureAwait(false); } else { await this.DisposeMessagesAsync(lockTokens, AmqpConstants.RejectedOutcome).ConfigureAwait(false); } } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
protected override async Task OnAbandonAsync(IEnumerable <Guid> lockTokens) { try { if (lockTokens.Any((lt) => this.requestResponseLockedMessages.Contains(lt))) { await this.DisposeMessageRequestResponseAsync(lockTokens, DispositionStatus.Abandoned).ConfigureAwait(false); } else { await this.DisposeMessagesAsync(lockTokens, new Modified()).ConfigureAwait(false); } } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
protected override async Task OnRenewLockAsync() { try { AmqpRequestMessage amqpRequestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.RenewSessionLockOperation, this.OperationTimeout, null); amqpRequestMessage.Map[ManagementConstants.Properties.SessionId] = this.SessionId; AmqpResponseMessage amqpResponseMessage = await this.InnerMessageReceiver.ExecuteRequestResponseAsync(amqpRequestMessage).ConfigureAwait(false); if (amqpResponseMessage.StatusCode == AmqpResponseStatusCode.OK) { this.LockedUntilUtc = amqpResponseMessage.GetValue <DateTime>(ManagementConstants.Properties.Expiration); } } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } }
protected override async Task <IList <BrokeredMessage> > OnReceiveBySequenceNumberAsync(IEnumerable <long> sequenceNumbers) { List <BrokeredMessage> messages = new List <BrokeredMessage>(); try { AmqpRequestMessage requestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.ReceiveBySequenceNumberOperation, this.OperationTimeout, null); requestMessage.Map[ManagementConstants.Properties.SequenceNumbers] = sequenceNumbers.ToArray(); requestMessage.Map[ManagementConstants.Properties.ReceiverSettleMode] = (uint)(this.ReceiveMode == ReceiveMode.ReceiveAndDelete ? 0 : 1); AmqpResponseMessage response = await this.ExecuteRequestResponseAsync(requestMessage).ConfigureAwait(false); if (response.StatusCode == AmqpResponseStatusCode.OK) { IEnumerable <AmqpMap> amqpMapList = response.GetListValue <AmqpMap>(ManagementConstants.Properties.Messages); foreach (AmqpMap entry in amqpMapList) { ArraySegment <byte> payload = (ArraySegment <byte>)entry[ManagementConstants.Properties.Message]; AmqpMessage amqpMessage = AmqpMessage.CreateAmqpStreamMessage(new BufferListStream(new[] { payload }), true); BrokeredMessage brokeredMessage = AmqpMessageConverter.ClientGetMessage(amqpMessage); brokeredMessage.Receiver = this; // Associate the Message with this Receiver. Guid lockToken; if (entry.TryGetValue(ManagementConstants.Properties.LockToken, out lockToken)) { brokeredMessage.LockToken = lockToken; this.requestResponseLockedMessages.AddOrUpdate(lockToken, brokeredMessage.LockedUntilUtc); } messages.Add(brokeredMessage); } } } catch (AmqpException amqpException) { throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error); } return(messages); }