public static void HandleMessage(TransportMessage message, IBodyStorage bodyStorage, ISendMessages sender) //Public for testing
{
message.Headers.Remove("ServiceControl.Retry.StagingId");
string attemptMessageId;
if (message.Headers.TryGetValue("ServiceControl.Retry.Attempt.MessageId", out attemptMessageId))
{
Stream stream;
if (bodyStorage.TryFetch(attemptMessageId, out stream))
{
using (stream)
{
message.Body = ReadFully(stream);
}
}
message.Headers.Remove("ServiceControl.Retry.Attempt.MessageId");
}
var destination = message.Headers["ServiceControl.TargetEndpointAddress"];
try
{
string retryTo;
if (!message.Headers.TryGetValue("ServiceControl.RetryTo", out retryTo))
{
retryTo = destination;
message.Headers.Remove("ServiceControl.TargetEndpointAddress");
}
sender.Send(message, new SendOptions(retryTo));
}
catch (Exception)
{
message.Headers["ServiceControl.TargetEndpointAddress"] = destination;
if (attemptMessageId != null)
{
message.Headers["ServiceControl.Retry.Attempt.MessageId"] = attemptMessageId;
}
throw;
}
}
public static void HandleMessage(TransportMessage message, IBodyStorage bodyStorage, ISendMessages sender) //Public for testing
{
message.Headers.Remove("ServiceControl.Retry.StagingId");
Log.DebugFormat("{0}: Retrieving message body", message.Id);
string attemptMessageId;
if (message.Headers.TryGetValue("ServiceControl.Retry.Attempt.MessageId", out attemptMessageId))
{
Stream stream;
if (bodyStorage.TryFetch(attemptMessageId, out stream))
{
using (stream)
{
message.Body = ReadFully(stream);
}
}
else
{
Log.WarnFormat("{0}: Message Body not found for attempt Id {1}", message.Id, attemptMessageId);
}
message.Headers.Remove("ServiceControl.Retry.Attempt.MessageId");
}
else
{
Log.WarnFormat("{0}: Can't find message body. Missing header ServiceControl.Retry.Attempt.MessageId", message.Id);
}
if (message.Body != null)
{
Log.DebugFormat("{0}: Body size: {1} bytes", message.Id, message.Body.LongLength);
}
else
{
Log.DebugFormat("{0}: Body is NULL", message.Id);
}
var destination = message.Headers["ServiceControl.TargetEndpointAddress"];
Log.DebugFormat("{0}: Forwarding message to {1}", message.Id, destination);
try
{
string retryTo;
if (!message.Headers.TryGetValue("ServiceControl.RetryTo", out retryTo))
{
retryTo = destination;
message.Headers.Remove("ServiceControl.TargetEndpointAddress");
}
else
{
Log.DebugFormat("{0}: Found ServiceControl.RetryTo header. Rerouting to {1}", message.Id, retryTo);
}
sender.Send(message, new SendOptions(retryTo));
Log.DebugFormat("{0}: Forwarded message to {1}", message.Id, retryTo);
}
catch (Exception)
{
Log.WarnFormat("{0}: Error forwarding message, resetting headers", message.Id);
message.Headers["ServiceControl.TargetEndpointAddress"] = destination;
if (attemptMessageId != null)
{
message.Headers["ServiceControl.Retry.Attempt.MessageId"] = attemptMessageId;
}
throw;
}
}
