RecoverabilityAction MyCustomRetryPolicy(RecoverabilityConfig config, ErrorContext context)
{
// early decisions and return before custom policy is invoked
// i.e. all unrecoverable exceptions should always go to customized error queue
foreach (var exceptionType in config.Failed.UnrecoverableExceptionTypes)
{
if (exceptionType.IsInstanceOfType(context.Exception))
{
return(RecoverabilityAction.MoveToError("customErrorQueue"));
}
}
// If it does not make sense to have this message around anymore
// it can be discarded with a reason.
if (context.Exception is MyBusinessTimedOutException)
{
return(RecoverabilityAction.Discard("Business operation timed out."));
}
// override delayed retry decision for custom exception
// i.e. MyOtherBusinessException should do fixed backoff of 5 seconds
if (context.Exception is MyOtherBusinessException &&
context.DelayedDeliveriesPerformed < config.Delayed.MaxNumberOfRetries)
{
return(RecoverabilityAction.DelayedRetry(TimeSpan.FromSeconds(5)));
}
// in all other cases No Immediate or Delayed Retries, go to default error queue
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
}
void Simple(EndpointConfiguration endpointConfiguration, IEndpointInstance endpoint, ILog log)
{
#region Callbacks-Recoverability
endpointConfiguration.Recoverability().CustomPolicy((config, context) =>
{
if (context.Exception is InvalidOperationException invalidOperationException &&
invalidOperationException.Message.StartsWith("No handlers could be found", StringComparison.OrdinalIgnoreCase))
{
return(RecoverabilityAction.Discard("Callback no longer active"));
}
return(DefaultRecoverabilityPolicy.Invoke(config, context));
});
#endregion
}
public static RecoverabilityAction MyCoronaServiceRetryPolicy(RecoverabilityConfig config, ErrorContext context)
{
var action = DefaultRecoverabilityPolicy.Invoke(config, context);
if (!(action is DelayedRetry delayedRetryAction))
{
return(action);
}
/* if (context.Exception is PatientNotExistExcption)
* {
* return RecoverabilityAction.MoveToError(config.Failed.ErrorQueue);
* }*/
if (context.Exception is NullReferenceException)
{
return(RecoverabilityAction.Discard("Business operation timed out."));
}
// Override default delivery delay.
return(RecoverabilityAction.DelayedRetry(TimeSpan.FromMinutes(3)));
}
public static RecoverabilityAction MyCustomRetryPolicy(RecoverabilityConfig config, ErrorContext context)
{
// early decisions and return before custom policy is invoked
// i.e. all unrecoverable exceptions should always go to customized error queue
foreach (var exceptionType in config.Failed.UnrecoverableExceptionTypes)
{
if (exceptionType.IsInstanceOfType(context.Exception))
{
return(RecoverabilityAction.MoveToError("customErrorQueue"));
}
}
// If it does not make sense to have this message around anymore
// it can be discarded with a reason.
if (context.Exception is MyBusinessTimedOutException)
{
return(RecoverabilityAction.Discard("Business operation timed out."));
}
// in all other cases No Immediate or Delayed Retries, go to default error queue
return(RecoverabilityAction.MoveToError(config.Failed.ErrorQueue));
}
protected override void Setup(FeatureConfigurationContext context)
{
context.AddSatelliteReceiver("QuorumQueueSatelliteReceiver", "QuorumQueueSatelliteReceiver", PushRuntimeSettings.Default, (_, __) => RecoverabilityAction.Discard(string.Empty), (_, __, ___) => Task.CompletedTask);
}