public async Task <DateTime> SendTokenAsync(ICbsTokenProvider tokenProvider, Uri namespaceAddress, string audience, string resource, string[] requiredClaims, TimeSpan timeout)
{
if (Logging.IsEnabled)
{
Logging.Enter(this, $"{nameof(SendTokenAsync)}");
}
try
{
return(await _amqpCbsLink.SendTokenAsync(tokenProvider, namespaceAddress, audience, resource, requiredClaims, timeout).ConfigureAwait(false));
}
catch (AmqpException e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
throw ex;
}
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(this, $"{nameof(SendTokenAsync)}");
}
}
}
internal async Task <IAmqpAuthenticationRefresher> CreateRefresherAsync(DeviceIdentity deviceIdentity, TimeSpan timeout)
{
if (_amqpConnection.IsClosing())
{
throw AmqpIoTExceptionAdapter.RESOUCE_DISCONNECTED_EXCEPTION;
}
try
{
IAmqpAuthenticationRefresher amqpAuthenticator = new AmqpAuthenticationRefresher(deviceIdentity, _amqpIoTCbsLink);
await amqpAuthenticator.InitLoopAsync(timeout).ConfigureAwait(false);
return(amqpAuthenticator);
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, _amqpConnection);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
throw ex;
}
}
}
public async Task <Message> ReceiveMessageAsync(TimeSpan timeout)
{
if (Logging.IsEnabled)
{
Logging.Enter(this, timeout, $"{nameof(ReceiveMessageAsync)}");
}
try
{
await EnsureReceivingLinkIsOpenedAsync(timeout).ConfigureAwait(false);
Debug.Assert(_messageSendingLink != null);
return(await _messageReceivingLink.ReceiveAmqpMessageAsync(timeout).ConfigureAwait(false));
}
catch (Exception exception) when(!exception.IsFatal() && !(exception is OperationCanceledException))
{
throw AmqpIoTExceptionAdapter.ConvertToIoTHubException(exception);
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(this, timeout, $"{nameof(ReceiveMessageAsync)}");
}
}
}
internal async Task <Message> ReceiveAmqpMessageAsync(TimeSpan timeout)
{
if (Logging.IsEnabled)
{
Logging.Enter(this, $"{nameof(ReceiveAmqpMessageAsync)}");
}
try
{
AmqpMessage amqpMessage = await _receivingAmqpLink.ReceiveMessageAsync(timeout).ConfigureAwait(false);
Message message = null;
if (amqpMessage != null)
{
message = AmqpIoTMessageConverter.AmqpMessageToMessage(amqpMessage);
message.LockToken = new Guid(amqpMessage.DeliveryTag.Array).ToString();
}
return(message);
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, _receivingAmqpLink);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
if (ex is AmqpIoTResourceException)
{
_receivingAmqpLink.SafeClose();
throw new IotHubCommunicationException(ex.Message, ex);
}
throw ex;
}
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(this, $"{nameof(ReceiveAmqpMessageAsync)}");
}
}
}
private async Task <Outcome> SendAmqpMessageAsync(AmqpMessage amqpMessage, TimeSpan timeout)
{
if (Logging.IsEnabled)
{
Logging.Enter(this, $"{nameof(SendAmqpMessageAsync)}");
}
try
{
return(await _sendingAmqpLink.SendMessageAsync(
amqpMessage,
new ArraySegment <byte>(Guid.NewGuid().ToByteArray()),
AmqpConstants.NullBinary,
timeout).ConfigureAwait(false));
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, _sendingAmqpLink);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
if (ex is AmqpIoTResourceException)
{
_sendingAmqpLink.SafeClose();
throw new IotHubCommunicationException(ex.Message, ex);
}
throw ex;
}
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(this, $"{nameof(SendAmqpMessageAsync)}");
}
}
}
internal async Task <AmqpIoTSession> OpenSessionAsync(TimeSpan timeout)
{
if (_amqpConnection.IsClosing())
{
throw AmqpIoTExceptionAdapter.RESOUCE_DISCONNECTED_EXCEPTION;
}
AmqpSessionSettings amqpSessionSettings = new AmqpSessionSettings()
{
Properties = new Fields()
};
try
{
var amqpSession = new AmqpSession(_amqpConnection, amqpSessionSettings, AmqpIoTLinkFactory.GetInstance());
_amqpConnection.AddSession(amqpSession, new ushort?());
await amqpSession.OpenAsync(timeout).ConfigureAwait(false);
return(new AmqpIoTSession(amqpSession));
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, _amqpConnection);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
if (ex is AmqpIoTResourceException)
{
_amqpConnection.SafeClose();
throw new IotHubCommunicationException(ex.Message, ex);
}
throw ex;
}
}
}
private static async Task <AmqpIoTReceivingLink> OpenReceivingAmqpLinkAsync(
DeviceIdentity deviceIdentity,
AmqpSession amqpSession,
byte?senderSettleMode,
byte?receiverSettleMode,
string deviceTemplate,
string moduleTemplate,
string linkSuffix,
string correlationId,
TimeSpan timeout)
{
if (Logging.IsEnabled)
{
Logging.Enter(typeof(AmqpIoTSession), deviceIdentity, $"{nameof(OpenReceivingAmqpLinkAsync)}");
}
uint prefetchCount = deviceIdentity.AmqpTransportSettings.PrefetchCount;
AmqpLinkSettings amqpLinkSettings = new AmqpLinkSettings
{
LinkName = linkSuffix,
Role = true,
TotalLinkCredit = prefetchCount,
AutoSendFlow = prefetchCount > 0,
Source = new Source()
{
Address = BuildLinkAddress(deviceIdentity, deviceTemplate, moduleTemplate)
},
Target = new Target()
{
Address = deviceIdentity.IotHubConnectionString.DeviceId
}
};
amqpLinkSettings.SndSettleMode = senderSettleMode;
amqpLinkSettings.RcvSettleMode = receiverSettleMode;
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.TimeoutName, timeout.TotalMilliseconds);
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.ClientVersion, deviceIdentity.ProductInfo.ToString());
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.ApiVersion, ClientApiVersionHelper.ApiVersionString);
if (!deviceIdentity.AmqpTransportSettings.AuthenticationChain.IsNullOrWhiteSpace())
{
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.AuthChain, deviceIdentity.AmqpTransportSettings.AuthenticationChain);
}
if (correlationId != null)
{
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.ChannelCorrelationId, correlationId);
}
try
{
ReceivingAmqpLink receivingLink = new ReceivingAmqpLink(amqpLinkSettings);
receivingLink.AttachTo(amqpSession);
await receivingLink.OpenAsync(timeout).ConfigureAwait(false);
return(new AmqpIoTReceivingLink(receivingLink));
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, amqpSession);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
if (ex is AmqpIoTResourceException)
{
amqpSession.SafeClose();
throw new IotHubCommunicationException(ex.Message, ex);
}
throw ex;
}
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(typeof(AmqpIoTSession), deviceIdentity, $"{nameof(OpenReceivingAmqpLinkAsync)}");
}
}
}
private static async Task <AmqpIoTSendingLink> OpenSendingAmqpLinkAsync(
DeviceIdentity deviceIdentity,
AmqpSession amqpSession,
byte?senderSettleMode,
byte?receiverSettleMode,
string deviceTemplate,
string moduleTemplate,
string linkSuffix,
string correlationId,
TimeSpan timeout
)
{
if (Logging.IsEnabled)
{
Logging.Enter(typeof(AmqpIoTSession), deviceIdentity, $"{nameof(OpenSendingAmqpLinkAsync)}");
}
AmqpLinkSettings amqpLinkSettings = new AmqpLinkSettings
{
LinkName = linkSuffix,
Role = false,
InitialDeliveryCount = 0,
Target = new Target()
{
Address = BuildLinkAddress(deviceIdentity, deviceTemplate, moduleTemplate)
},
Source = new Source()
{
Address = deviceIdentity.IotHubConnectionString.DeviceId
}
};
amqpLinkSettings.SndSettleMode = senderSettleMode;
amqpLinkSettings.RcvSettleMode = receiverSettleMode;
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.TimeoutName, timeout.TotalMilliseconds);
amqpLinkSettings.AddProperty(AmqpIoTConstants.ClientVersion, deviceIdentity.ProductInfo.ToString());
if (correlationId != null)
{
amqpLinkSettings.AddProperty(AmqpIoTConstants.ChannelCorrelationId, correlationId);
}
if (!deviceIdentity.AmqpTransportSettings.AuthenticationChain.IsNullOrWhiteSpace())
{
amqpLinkSettings.AddProperty(AmqpIoTConstants.AuthChain, deviceIdentity.AmqpTransportSettings.AuthenticationChain);
}
// This check is added to enable the device or module client to available plug and play features. For devices or modules that pass in the model Id,
// the SDK will enable plug and play features by setting the modelId to Amqp link settings.
if (!string.IsNullOrWhiteSpace(deviceIdentity.Options?.ModelId))
{
amqpLinkSettings.AddProperty(AmqpIoTConstants.ModelId, deviceIdentity.Options.ModelId);
}
amqpLinkSettings.AddProperty(AmqpIoTConstants.ApiVersion, ClientApiVersionHelper.ApiVersionString);
try
{
var sendingLink = new SendingAmqpLink(amqpLinkSettings);
sendingLink.AttachTo(amqpSession);
await sendingLink.OpenAsync(timeout).ConfigureAwait(false);
return(new AmqpIoTSendingLink(sendingLink));
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, amqpSession);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
if (ex is AmqpIoTResourceException)
{
amqpSession.SafeClose();
throw new IotHubCommunicationException(ex.Message, ex);
}
throw ex;
}
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(typeof(AmqpIoTSession), deviceIdentity, $"{nameof(OpenSendingAmqpLinkAsync)}");
}
}
}
private static async Task <AmqpIoTSendingLink> OpenSendingAmqpLinkAsync(
DeviceIdentity deviceIdentity,
AmqpSession amqpSession,
byte?senderSettleMode,
byte?receiverSettleMode,
string deviceTemplate,
string moduleTemplate,
string linkSuffix,
string CorrelationId,
TimeSpan timeout
)
{
if (Logging.IsEnabled)
{
Logging.Enter(typeof(AmqpIoTSession), deviceIdentity, $"{nameof(OpenSendingAmqpLinkAsync)}");
}
AmqpLinkSettings amqpLinkSettings = new AmqpLinkSettings
{
LinkName = linkSuffix,
Role = false,
InitialDeliveryCount = 0,
Target = new Target()
{
Address = BuildLinkAddress(deviceIdentity, deviceTemplate, moduleTemplate)
},
Source = new Source()
{
Address = deviceIdentity.IotHubConnectionString.DeviceId
}
};
amqpLinkSettings.SndSettleMode = senderSettleMode;
amqpLinkSettings.RcvSettleMode = receiverSettleMode;
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.TimeoutName, timeout.TotalMilliseconds);
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.ClientVersion, deviceIdentity.ProductInfo.ToString());
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.ApiVersion, ClientApiVersionHelper.ApiVersionString);
if (CorrelationId != null)
{
amqpLinkSettings.AddProperty(AmqpIoTErrorAdapter.ChannelCorrelationId, CorrelationId);
}
try
{
SendingAmqpLink sendingLink = new SendingAmqpLink(amqpLinkSettings);
sendingLink.AttachTo(amqpSession);
await sendingLink.OpenAsync(timeout).ConfigureAwait(false);
return(new AmqpIoTSendingLink(sendingLink));
}
catch (Exception e) when(!e.IsFatal())
{
Exception ex = AmqpIoTExceptionAdapter.ConvertToIoTHubException(e, amqpSession);
if (ReferenceEquals(e, ex))
{
throw;
}
else
{
if (ex is AmqpIoTResourceException)
{
amqpSession.SafeClose();
}
throw new IotHubCommunicationException(ex.Message, ex);
}
}
finally
{
if (Logging.IsEnabled)
{
Logging.Exit(typeof(AmqpIoTSession), deviceIdentity, $"{nameof(OpenSendingAmqpLinkAsync)}");
}
}
}
