async void CloseServiceConnection(IChannelHandlerContext context, Exception cause, PublishPacket will)
{
if (!this.ConnectedToService)
{
// closure happened before IoT Hub connection was established or it was initiated due to disconnect
return;
}
try
{
foreach (var publishProcessor in this.publishProcessors)
{
publishProcessor.Value.Complete();
}
this.publishPubAckProcessor.Complete();
this.publishPubRecProcessor.Complete();
this.pubRelPubCompProcessor.Complete();
await Task.WhenAll(
this.CompletePublishAsync(context, will),
this.publishPubAckProcessor.Completion,
this.publishPubRecProcessor.Completion,
this.pubRelPubCompProcessor.Completion);
IMessagingBridge bridge = this.messagingBridge;
this.messagingBridge = null;
await bridge.DisposeAsync(cause);
}
catch (Exception ex)
{
CommonEventSource.Log.Info("Failed to close IoT Hub Client cleanly.", ex.ToString(), this.ChannelId);
}
}
async void ShutdownOnReceiveError(Exception cause)
{
this.publishPubAckProcessor.Close();
foreach (var publishProcessor in this.publishProcessors)
{
publishProcessor.Value.Close();
}
this.publishPubRecProcessor.Close();
this.pubRelPubCompProcessor.Close();
IMessagingBridge bridge = this.messagingBridge;
if (bridge != null)
{
this.messagingBridge = null;
try
{
await bridge.DisposeAsync(cause);
}
catch (Exception ex)
{
CommonEventSource.Log.Info("Failed to close IoT Hub Client cleanly: " + ex, this.ChannelId, this.Id);
}
}
ShutdownOnError(this.capturedContext, ReceiveProcessingScope, cause);
}
async Task CloseServiceConnection(IChannelHandlerContext context, Exception cause, PublishPacket will)
{
if (!this.ConnectedToService)
{
// closure happened before IoT Hub connection was established or it was initiated due to disconnect
if (cause != null)
{
string causeScope = (string)cause.Data[OperationScopeExceptionDataKey] ?? "unknown";
CommonEventSource.Log.Error($"Connection closed while not fully connected. Scope: {causeScope}", cause, this.ChannelId, this.Id);
}
return;
}
try
{
this.publishPubAckProcessor.Close();
this.publishPubRecProcessor.Close();
this.pubRelPubCompProcessor.Close();
await Task.WhenAll(
this.CompletePublishAsync(context, will),
this.publishPubAckProcessor.Closed,
this.publishPubRecProcessor.Closed,
this.pubRelPubCompProcessor.Closed);
}
catch (Exception ex)
{
CommonEventSource.Log.Info("Failed to complete the processors: " + ex.ToString(), this.ChannelId, this.Id);
}
try
{
IMessagingBridge bridge = this.messagingBridge;
if (this.messagingBridge != null)
{
this.messagingBridge = null;
await bridge.DisposeAsync(cause);
}
}
catch (Exception ex)
{
CommonEventSource.Log.Info("Failed to close IoT Hub Client cleanly: " + ex.ToString(), this.ChannelId, this.Id);
}
}
