public bool IsOpen()
{
if (this.forceShortCircuit)
{
return(true);
}
else
{
return(metrics.GetCumulativeCount(HystrixRollingNumberEvent.Failure) >= 3);
}
}
public static List <HystrixCommandInfo> GetHystrixCommandInfo(string servicePath)
{
var result = new List <HystrixCommandInfo>();
ServiceMetadata metadata = EndpointHost.Config.MetadataMap[servicePath];
foreach (Operation operation in metadata.Operations)
{
HystrixCommandMetrics commandMetrics = operation.HystrixCommand.Metrics;
IHystrixCircuitBreaker circuitBreaker = operation.HystrixCommand.CircuitBreaker;
HealthCounts healthCounts = commandMetrics.GetHealthCounts();
IHystrixCommandProperties commandProperties = commandMetrics.Properties;
var commandInfo = new HystrixCommandInfo
{
Type = "HystrixCommand",
Name = commandMetrics.OperationName,
Group = commandMetrics.FullServiceName,
CurrentTime = DateTime.Now,
IsCircuitBreakerOpen = (circuitBreaker == null ? false : circuitBreaker.IsOpen()),
ErrorPercentage = healthCounts.ErrorPercentage,
ErrorCount = healthCounts.TotalErrorCount,
RequestCount = healthCounts.TotalRequests,
RollingCountSuccess = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.Success),
RollingCountShortCircuited = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.ShortCircuited),
RollingCountTimeout = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.Timeout),
RollingCountThreadPoolRejected = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.ThreadPoolRejected),
RollingCountFrameworkExceptionThrown = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.FrameworkExceptionThrown),
RollingCountServiceExceptionThrown = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.ServiceExceptionThrown),
RollingCountValidationExceptionThrown = commandMetrics.GetRollingCount(HystrixRollingNumberEvent.ValidationExceptionThrown),
CumulativeCountSuccess = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.Success),
CumulativeCountShortCircuited = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.ShortCircuited),
CumulativeCountTimeout = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.Timeout),
CumulativeCountThreadPoolRejected = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.ThreadPoolRejected),
CumulativeCountFrameworkExcetpionThrown = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.FrameworkExceptionThrown),
CumulativeCountServiceExceptionThrown = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.ServiceExceptionThrown),
CumulativeCountValidationExceptionThrown = commandMetrics.GetCumulativeCount(HystrixRollingNumberEvent.ValidationExceptionThrown),
CurrentConcurrentExecutionCount = commandMetrics.CurrentConcurrentExecutionCount,
LatencyExecuteMean = commandMetrics.GetServiceExecutionTimeMean(),
LatencyExecute = new PercentileInfo
{
P0 = commandMetrics.GetServiceExecutionTimePercentile(0),
P25 = commandMetrics.GetServiceExecutionTimePercentile(25),
P50 = commandMetrics.GetServiceExecutionTimePercentile(50),
P75 = commandMetrics.GetServiceExecutionTimePercentile(75),
P90 = commandMetrics.GetServiceExecutionTimePercentile(90),
P95 = commandMetrics.GetServiceExecutionTimePercentile(95),
P99 = commandMetrics.GetServiceExecutionTimePercentile(99),
P99DOT5 = commandMetrics.GetServiceExecutionTimePercentile(99.5),
P100 = commandMetrics.GetServiceExecutionTimePercentile(100),
},
LatencyTotalMean = commandMetrics.GetTotalTimeMean(),
LatencyTotal = new PercentileInfo
{
P0 = commandMetrics.GetTotalTimePercentile(0),
P25 = commandMetrics.GetTotalTimePercentile(25),
P50 = commandMetrics.GetTotalTimePercentile(50),
P75 = commandMetrics.GetTotalTimePercentile(75),
P90 = commandMetrics.GetTotalTimePercentile(90),
P95 = commandMetrics.GetTotalTimePercentile(95),
P99 = commandMetrics.GetTotalTimePercentile(99),
P99DOT5 = commandMetrics.GetTotalTimePercentile(99.5),
P100 = commandMetrics.GetTotalTimePercentile(100),
},
PropertyValue_CircuitBreakerRequestVolumeThreshold = commandProperties.CircuitBreakerRequestVolumeThreshold.Get(),
PropertyValue_CircuitBreakerSleepWindowInMilliseconds = (long)commandProperties.CircuitBreakerSleepWindow.Get().TotalMilliseconds,
PropertyValue_CircuitBreakerErrorThresholdPercentage = commandProperties.CircuitBreakerErrorThresholdPercentage.Get(),
PropertyValue_CircuitBreakerForceOpen = commandProperties.CircuitBreakerForceOpen.Get(),
PropertyValue_CircuitBreakerForceClosed = commandProperties.CircuitBreakerForceClosed.Get(),
PropertyValue_CircuitBreakerEnabled = commandProperties.CircuitBreakerEnabled.Get(),
PropertyValue_ExecutionIsolationThreadTimeoutInMilliseconds = (long)operation.HystrixCommand.GetExecutionTimeout().TotalMilliseconds,
PropertyValue_MetricsRollingStatisticalWindowInMilliseconds = commandProperties.MetricsRollingStatisticalWindowInMilliseconds.Get(),
PropertyValue_RequestLogEnabled = commandProperties.RequestLogEnabled.Get(),
ReportingHosts = 1,
};
result.Add(commandInfo);
}
return(result);
}
protected IMonitor <long> getCumulativeMonitor(string name, HystrixEventType @event)
{
return(ServoMetricFactory.CounterMetric <long>(this,
MonitorConfig.builder(name).withTag(ServoTypeTag).withTag(ServoInstanceTag).build(),
() => metrics.GetCumulativeCount(@event.ToHystrixRollingNumberEvent())));
}