private static TracerDecoratorBuilder WithAppMetrics(this TracerDecoratorBuilder builder, IMetrics metrics, OpenTracingAppMetricsDecoratorOptions options, Action <OpenTracingAppMetricsDecoratorOptions> setupOptions)
{
options = options ?? throw new ArgumentNullException(nameof(options));
setupOptions?.Invoke(options);
if (options.SpansCountersEnabled)
{
var spansCounter = new CounterOptions
{
Name = options.SpansCounterName
};
builder.OnSpanStarted((span, operationName) =>
{
metrics.Measure.Counter.Increment(spansCounter, operationName);
if (options.DistinctOperationsCountersEnabled)
{
var distinctCounter = new CounterOptions {
Name = options.DistinctOperationCountersName + operationName
};
metrics.Measure.Counter.Increment(distinctCounter);
}
});
builder.OnSpanFinished((span, operationName) =>
{
metrics.Measure.Counter.Decrement(spansCounter, operationName);
if (options.DistinctOperationsCountersEnabled)
{
var distinctCounter = new CounterOptions {
Name = options.DistinctOperationCountersName + operationName
};
metrics.Measure.Counter.Decrement(distinctCounter);
}
});
}
if (options.SpansMetersEnabled)
{
var spansMeter = new MeterOptions
{
Name = options.SpansMeterName
};
builder.OnSpanStarted((span, operationName) =>
{
metrics.Measure.Meter.Mark(spansMeter, operationName);
if (options.DistinctOperationsMetersEnabled)
{
var distinctMeter = new MeterOptions {
Name = options.DistinctOperationMetersName + operationName
};
metrics.Measure.Meter.Mark(distinctMeter);
}
});
}
if (options.SpansTimersEnabled)
{
var spansTimer = new TimerOptions
{
Name = options.SpansTimerName,
DurationUnit = TimeUnit.Milliseconds,
RateUnit = TimeUnit.Milliseconds
};
builder.OnSpanStartedWithCallback((span, operationName) =>
{
var timerContext = metrics.Measure.Timer.Time(spansTimer, operationName);
TimerContext distinctTimerContext = default(TimerContext);
if (options.DistinctOperationsTimersEnabled)
{
var distinctTimer = new TimerOptions
{
Name = options.DistinctOperationTimersName + operationName,
DurationUnit = TimeUnit.Milliseconds,
RateUnit = TimeUnit.Milliseconds
};
distinctTimerContext = metrics.Measure.Timer.Time(distinctTimer);
}
return((sp, op) =>
{
timerContext.Dispose();
distinctTimerContext.Dispose();
});
});
}
return(builder);
}
public static TracerDecoratorBuilder WithAppMetrics(this TracerDecoratorBuilder builder, IMetrics metrics, OpenTracingAppMetricsDecoratorOptions options)
=> WithAppMetrics(builder, metrics, options, opts => { });
