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dns-controller: don't expose prometheus metrics by default

This commit is contained in:
Justin Santa Barbara 2018-04-03 06:50:27 -07:00
parent 0757961135
commit 5474753ce1
1 changed files with 7 additions and 5 deletions
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12
dns-controller/cmd/dns-controller/main.go
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@ -70,7 +70,7 @@ func main() {
flags.StringVar(&gossipSecret, "gossip-secret", gossipSecret, "Secret to use to secure gossip")
flags.StringVar(&watchNamespace, "watch-namespace", "", "Limits the functionality for pods, services and ingress to specific namespace, by default all")
flag.IntVar(&route53.MaxBatchSize, "route53-batch-size", route53.MaxBatchSize, "Maximum number of operations performed per changeset batch")
flag.StringVar(&metricsListen, "metrics-listen-addr", ":3999", "The address on which to listen for Prometheus metrics.")
flag.StringVar(&metricsListen, "metrics-listen-addr", "", "The address on which to listen for Prometheus metrics.")
// Trick to avoid 'logging before flag.Parse' warning
flag.CommandLine.Parse([]string{})
@ -79,10 +79,12 @@ func main() {
flags.AddGoFlagSet(flag.CommandLine)
flags.Parse(os.Args)
go func() {
http.Handle("/metrics", promhttp.Handler())
log.Fatal(http.ListenAndServe(metricsListen, nil))
}()
if metricsListen != "" {
go func() {
http.Handle("/metrics", promhttp.Handler())
log.Fatal(http.ListenAndServe(metricsListen, nil))
}()
}
zoneRules, err := dns.ParseZoneRules(zones)
if err != nil {