plugeth/metrics/influxdb/influxdb.go

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package influxdb
import (
"fmt"
"github.com/ethereum/go-ethereum/metrics"
)
func readMeter(namespace, name string, i interface{}) (string, map[string]interface{}) {
switch metric := i.(type) {
case metrics.Counter:
measurement := fmt.Sprintf("%s%s.count", namespace, name)
fields := map[string]interface{}{
"value": metric.Count(),
}
return measurement, fields
case metrics.CounterFloat64:
measurement := fmt.Sprintf("%s%s.count", namespace, name)
fields := map[string]interface{}{
"value": metric.Count(),
}
return measurement, fields
case metrics.Gauge:
measurement := fmt.Sprintf("%s%s.gauge", namespace, name)
fields := map[string]interface{}{
"value": metric.Snapshot().Value(),
}
return measurement, fields
case metrics.GaugeFloat64:
measurement := fmt.Sprintf("%s%s.gauge", namespace, name)
fields := map[string]interface{}{
"value": metric.Snapshot().Value(),
}
return measurement, fields
case metrics.Histogram:
ms := metric.Snapshot()
if ms.Count() <= 0 {
break
}
ps := ms.Percentiles([]float64{0.25, 0.5, 0.75, 0.95, 0.99, 0.999, 0.9999})
measurement := fmt.Sprintf("%s%s.histogram", namespace, name)
fields := map[string]interface{}{
"count": ms.Count(),
"max": ms.Max(),
"mean": ms.Mean(),
"min": ms.Min(),
"stddev": ms.StdDev(),
"variance": ms.Variance(),
"p25": ps[0],
"p50": ps[1],
"p75": ps[2],
"p95": ps[3],
"p99": ps[4],
"p999": ps[5],
"p9999": ps[6],
}
return measurement, fields
case metrics.Meter:
ms := metric.Snapshot()
measurement := fmt.Sprintf("%s%s.meter", namespace, name)
fields := map[string]interface{}{
"count": ms.Count(),
"m1": ms.Rate1(),
"m5": ms.Rate5(),
"m15": ms.Rate15(),
"mean": ms.RateMean(),
}
return measurement, fields
case metrics.Timer:
ms := metric.Snapshot()
ps := ms.Percentiles([]float64{0.5, 0.75, 0.95, 0.99, 0.999, 0.9999})
measurement := fmt.Sprintf("%s%s.timer", namespace, name)
fields := map[string]interface{}{
"count": ms.Count(),
"max": ms.Max(),
"mean": ms.Mean(),
"min": ms.Min(),
"stddev": ms.StdDev(),
"variance": ms.Variance(),
"p50": ps[0],
"p75": ps[1],
"p95": ps[2],
"p99": ps[3],
"p999": ps[4],
"p9999": ps[5],
"m1": ms.Rate1(),
"m5": ms.Rate5(),
"m15": ms.Rate15(),
"meanrate": ms.RateMean(),
}
return measurement, fields
case metrics.ResettingTimer:
t := metric.Snapshot()
if len(t.Values()) == 0 {
break
}
ps := t.Percentiles([]float64{50, 95, 99})
val := t.Values()
measurement := fmt.Sprintf("%s%s.span", namespace, name)
fields := map[string]interface{}{
"count": len(val),
"max": val[len(val)-1],
"mean": t.Mean(),
"min": val[0],
"p50": ps[0],
"p95": ps[1],
"p99": ps[2],
}
return measurement, fields
}
return "", nil
}