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Implement metrics collection for API server (#143)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "net" | ||
| "net/http" | ||
|
|
||
| "github.com/Luzifer/ots/pkg/metrics" | ||
| "github.com/Luzifer/ots/pkg/storage" | ||
| "github.com/sirupsen/logrus" | ||
| ) | ||
|
|
||
| func requestInSubnetList(r *http.Request, subnets []string) bool { | ||
| if len(subnets) == 0 { | ||
| // No subnets specififed: None allowed (without doing the parsing) | ||
| return false | ||
| } | ||
|
|
||
| remote, _, err := net.SplitHostPort(r.RemoteAddr) | ||
| if err != nil { | ||
| logrus.WithError(err).Error("parsing remote address") | ||
| return false | ||
| } | ||
|
|
||
| remoteIP := net.ParseIP(remote) | ||
| if remoteIP == nil { | ||
| logrus.WithError(err).Error("parsing remote address") | ||
| return false | ||
| } | ||
|
|
||
| for _, sn := range subnets { | ||
| _, netw, err := net.ParseCIDR(sn) | ||
| if err != nil { | ||
| logrus.WithError(err).WithField("subnet", sn).Warn("invalid subnet specified") | ||
| continue | ||
| } | ||
|
|
||
| if netw.Contains(remoteIP) { | ||
| return true | ||
| } | ||
| } | ||
|
|
||
| return false | ||
| } | ||
|
|
||
| func updateStoredSecretsCount(store storage.Storage, collector *metrics.Collector) { | ||
| n, err := store.Count() | ||
| if err != nil { | ||
| logrus.WithError(err).Error("counting stored secrets") | ||
| return | ||
| } | ||
| collector.UpdateSecretsCount(n) | ||
| } |
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