/// <summary>
/// Invokes the default recovery policy.
/// </summary>
/// <param name="config">The recoverability configuration.</param>
/// <param name="errorContext">The error context.</param>
/// <returns>The recoverability action.</returns>
public static RecoverabilityAction Invoke(RecoverabilityConfig config, ErrorContext errorContext)
{
Guard.AgainstNull(nameof(errorContext), errorContext);
Guard.AgainstNull(nameof(config), config);
// ReSharper disable once LoopCanBeConvertedToQuery
foreach (var unrecoverableExceptionType in config.Failed.UnrecoverableExceptionTypes)
{
if (unrecoverableExceptionType.IsInstanceOfType(errorContext.Exception))
{
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
}
}
if (errorContext.ImmediateProcessingFailures <= config.Immediate.MaxNumberOfRetries)
{
return(RecoverabilityAction.ImmediateRetry());
}
TimeSpan delay;
if (TryGetDelay(errorContext.Message, errorContext.DelayedDeliveriesPerformed, config.Delayed, out delay))
{
return(RecoverabilityAction.DelayedRetry(delay));
}
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
}
public void UseNServiceBusPoisonMessageHandling(string errorQueue)
{
endpointConfiguration.Recoverability().CustomPolicy((c, e) =>
{
return(RecoverabilityAction.MoveToError(errorQueue));
});
moveFailedMessagesToError = true;
}
/// <summary>
/// Invokes the default recovery policy.
/// </summary>
/// <param name="config">The recoverability configuration.</param>
/// <param name="errorContext">The error context.</param>
/// <returns>The recoverability action.</returns>
public static RecoverabilityAction Invoke(RecoverabilityConfig config, ErrorContext errorContext)
{
if (errorContext.Exception is MessageDeserializationException)
{
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
}
if (errorContext.ImmediateProcessingFailures <= config.Immediate.MaxNumberOfRetries)
{
return(RecoverabilityAction.ImmediateRetry());
}
TimeSpan delay;
if (TryGetDelay(errorContext.Message, errorContext.DelayedDeliveriesPerformed, config.Delayed, out delay))
{
return(RecoverabilityAction.DelayedRetry(delay));
}
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
}
void SetupLegacyRetriesSatellite(FeatureConfigurationContext context)
{
var retriesQueueLogicalAddress = context.Settings.LogicalAddress().CreateQualifiedAddress("Retries");
var retriesQueueTransportAddress = context.Settings.GetTransportAddress(retriesQueueLogicalAddress);
var mainQueueLogicalAddress = context.Settings.LogicalAddress();
var mainQueueTransportAddress = context.Settings.GetTransportAddress(mainQueueLogicalAddress);
var requiredTransactionMode = context.Settings.GetRequiredTransactionModeForReceives();
context.AddSatelliteReceiver("Legacy Retries Processor", retriesQueueTransportAddress, requiredTransactionMode, new PushRuntimeSettings(maxConcurrency: 1),
(config, errorContext) =>
{
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
},
(builder, messageContext) =>
{
var messageDispatcher = builder.Build <IDispatchMessages>();
var outgoingHeaders = messageContext.Headers;
outgoingHeaders.Remove("NServiceBus.ExceptionInfo.Reason");
outgoingHeaders.Remove("NServiceBus.ExceptionInfo.ExceptionType");
outgoingHeaders.Remove("NServiceBus.ExceptionInfo.InnerExceptionType");
outgoingHeaders.Remove("NServiceBus.ExceptionInfo.HelpLink");
outgoingHeaders.Remove("NServiceBus.ExceptionInfo.Message");
outgoingHeaders.Remove("NServiceBus.ExceptionInfo.Source");
outgoingHeaders.Remove("NServiceBus.FailedQ");
outgoingHeaders.Remove("NServiceBus.TimeOfFailure");
//HINT: this header is added by v3 when doing SLR
outgoingHeaders.Remove("NServiceBus.OriginalId");
var outgoingMessage = new OutgoingMessage(messageContext.MessageId, outgoingHeaders, messageContext.Body);
var outgoingOperation = new TransportOperation(outgoingMessage, new UnicastAddressTag(mainQueueTransportAddress));
return(messageDispatcher.Dispatch(new TransportOperations(outgoingOperation), messageContext.TransportTransaction, messageContext.Extensions));
});
}