private Task Notify(ICircuitRequest request, ICircuitResponse response, TimeSpan executionTime)
{
if (_listeners == null || !_listeners.Any())
{
return(Task.CompletedTask);
}
try
{
var data = new CircuitStatusData
{
RequestId = request.RequestId,
CircuitKey = request.CircuitKey,
Context = request.Context,
ExecutionTime = executionTime,
Status = response.Status
};
var tasks = _listeners.Select(x => x.Notify(data)).ToArray();
return(Task.WhenAll(tasks));
}
catch (Exception e)
{
CircuitBreakerLog.LogError(e, e.Message);
}
return(Task.CompletedTask);
}
private async Task <TResponse> HandleError <TResponse>(ICircuitRequest request, Exception e) where TResponse : ICircuitResponse, new()
{
CircuitBreakerLog.LogError(e, e.Message);
var response = new TResponse {
Status = CircuitStatus.Failed
};
await Notify(request, response, TimeSpan.Zero);
return(response);
}
private TResponse BuildResponse <TResponse>(ICircuitRequest request, Polly.OutcomeType outcome, Exception finalException, TimeSpan executionTime) where TResponse : ICircuitResponse, new()
{
var result = new TResponse();
if (outcome == Polly.OutcomeType.Failure)
{
if (finalException is Polly.Timeout.TimeoutRejectedException || finalException is TimeoutException)
{
Trace(CircuitStatus.Timeout, request, finalException, executionTime);
result.Status = CircuitStatus.Timeout;
}
else if (finalException is Polly.CircuitBreaker.BrokenCircuitException)
{
Trace(CircuitStatus.Broken, request, finalException, executionTime);
result.Status = CircuitStatus.Broken;
}
else
{
CircuitBreakerLog.LogError(finalException, finalException.Message);
Trace(CircuitStatus.Failed, request, finalException, executionTime);
result.Status = CircuitStatus.Failed;
}
}
else
{
Trace(CircuitStatus.Succeed, request, finalException, executionTime);
result.Status = CircuitStatus.Succeed;
}
return(result);
}