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prober: add address family label for udp metrics (#15413)

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Add a label which differentiates the address family
for STUN checks.

Also initialize the derpprobe_attempts_total and
derpprobe_seconds_total metrics by adding 0 for
the alternate fail/ok case.

Updates tailscale/corp#27249

Signed-off-by: Mike O'Driscoll <mikeo@tailscale.com>
This commit is contained in:
Mike O'Driscoll
2025-03-25 12:49:54 -04:00
committed by GitHub
parent e78055eb01
commit 08c8ccb48e
2 changed files with 17 additions and 1 deletions
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4
prober/prober.go
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@@ -404,10 +404,14 @@ func (p *Probe) recordEndLocked(err error) {
p.mSeconds.WithLabelValues("ok").Add(latency.Seconds())
p.latencyHist.Value = latency
p.latencyHist = p.latencyHist.Next()
p.mAttempts.WithLabelValues("fail").Add(0)
p.mSeconds.WithLabelValues("fail").Add(0)
} else {
p.latency = 0
p.mAttempts.WithLabelValues("fail").Inc()
p.mSeconds.WithLabelValues("fail").Add(latency.Seconds())
p.mAttempts.WithLabelValues("ok").Add(0)
p.mSeconds.WithLabelValues("ok").Add(0)
}
p.successHist.Value = p.succeeded
p.successHist = p.successHist.Next()