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emit certificate.expiration_ttl_seconds metric (#782)

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Wade Simmons 2023-04-03 21:18:16 -04:00 • committed by GitHub
parent a56a97e5c3
commit 6685856b5d
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interface.go
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@ -380,6 +380,8 @@ func (f *Interface) emitStats(ctx context.Context, i time.Duration) {
udpStats := udp.NewUDPStatsEmitter(f.writers) udpStats := udp.NewUDPStatsEmitter(f.writers)
certExpirationGauge := metrics.GetOrRegisterGauge("certificate.ttl_seconds", nil)
for { for {
select { select {
case <-ctx.Done(): case <-ctx.Done():
@ -388,6 +390,7 @@ func (f *Interface) emitStats(ctx context.Context, i time.Duration) {
f.firewall.EmitStats() f.firewall.EmitStats()
f.handshakeManager.EmitStats() f.handshakeManager.EmitStats()
udpStats() udpStats()
certExpirationGauge.Update(int64(f.certState.Load().certificate.Details.NotAfter.Sub(time.Now()) / time.Second))
} }
} }
} }