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middleware/monitoring: add more monitoring (#182)

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* Split response size into normal responses and AXFR|IXFR responses.
* Split out incoming sizes as well in normal and AXFR|IXFRs.
* Add meta qtype to the monitored qtypes.
* Make duration to be exported in milliseconds instead of seconds.
This commit is contained in:
Miek Gieben
2016-07-04 06:08:45 -04:00
committed by GitHub
parent d277f21d39
commit d563c62571
3 changed files with 66 additions and 30 deletions
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21
middleware/metrics/handler.go
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@@ -42,20 +42,29 @@ func Report(state middleware.State, zone, rcode string, size int, start time.Tim
fam = "2"
}
typ := state.QType()
requestCount.WithLabelValues(zone, net, fam).Inc()
requestDuration.WithLabelValues(zone).Observe(float64(time.Since(start) / time.Second))
requestSize.WithLabelValues(zone, net).Observe(float64(state.Size()))
requestDuration.WithLabelValues(zone).Observe(float64(time.Since(start) / time.Millisecond))
if state.Do() {
requestDo.WithLabelValues(zone).Inc()
}
typ := state.QType()
if _, known := monitorType[typ]; known {
requestType.WithLabelValues(zone, dns.Type(typ).String()).Inc()
} else {
requestType.WithLabelValues(zone, other).Inc()
}
responseSize.WithLabelValues(zone, net).Observe(float64(size))
if typ == dns.TypeIXFR || typ == dns.TypeAXFR {
responseTransferSize.WithLabelValues(zone, net).Observe(float64(size))
requestTransferSize.WithLabelValues(zone, net).Observe(float64(size))
} else {
responseSize.WithLabelValues(zone, net).Observe(float64(size))
requestSize.WithLabelValues(zone, net).Observe(float64(state.Size()))
}
responseRcode.WithLabelValues(zone, rcode).Inc()
}
@@ -74,6 +83,10 @@ var monitorType = map[uint16]bool{
dns.TypeSOA: true,
dns.TypeSRV: true,
dns.TypeTXT: true,
// Meta Qtypes
dns.TypeIXFR: true,
dns.TypeAXFR: true,
dns.TypeANY: true,
}
const other = "other"