protected virtual void AppendException(BasicDeliverEventArgs message, Exception exception, int attempt, int depth)
{
if (!this.CanAppendException(message, exception, attempt, depth))
{
return;
}
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "type"), exception.GetType().ToString());
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "message"), exception.Message);
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "stacktrace"), exception.StackTrace ?? string.Empty);
this.AppendException(message, exception.InnerException, attempt, depth + 1);
}
protected virtual bool CanAppendException(BasicDeliverEventArgs message, Exception exception, int attempt, int depth)
{
if (exception == null)
{
return(false);
}
if (attempt == 0 || depth > 1)
{
return(true);
}
var previousType = message.GetHeader(ExceptionHeaderFormat.FormatWith(attempt - 1, 0, "type")).AsString();
var previousMessage = message.GetHeader(ExceptionHeaderFormat.FormatWith(attempt - 1, 0, "message")).AsString();
var previousStackTrace = message.GetHeader(ExceptionHeaderFormat.FormatWith(attempt - 1, 0, "stacktrace")).AsString();
return(exception.GetType().ToString() != previousType ||
exception.Message != previousMessage ||
(exception.StackTrace ?? string.Empty) != previousStackTrace);
}
protected virtual void AppendException(BasicDeliverEventArgs message, Exception exception, int attempt, int depth)
{
if (!this.CanAppendException(message, exception, attempt, depth))
{
return;
}
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "type"), exception.GetType().ToString());
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "message"), exception.Message);
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "stacktrace"), exception.StackTrace ?? string.Empty);
this.AppendException(message, exception.InnerException, attempt, depth + 1);
if (depth > 0)
{
return;
}
var process = Process.GetCurrentProcess();
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "process-name"), process.ProcessName);
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "process-id"), process.Id.ToString(CultureInfo.InvariantCulture));
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "origin-host"), Environment.MachineName.ToLowerInvariant());
message.SetHeader(ExceptionHeaderFormat.FormatWith(attempt, depth, "timestamp"), SystemTime.UtcNow.ToIsoString());
}