/
metrics.go
53 lines (43 loc) · 1.06 KB
/
metrics.go
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package metrics
import (
"net/http"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
"github.com/prometheus/client_golang/prometheus/promhttp"
)
type Instance struct {
metricsPort string
silencesSetted prometheus.Counter
srv *http.Server
}
func NewPrometheusInstance(metricsPort string) *Instance {
var result Instance
result.metricsPort = metricsPort
result.register()
result.srv = &http.Server{Addr: ":" + metricsPort}
return &result
}
func (o *Instance) Run() {
go func() {
http.Handle("/metrics", promhttp.Handler())
err := http.ListenAndServe(":"+o.metricsPort, nil)
if err != nil {
panic(err)
}
}()
}
func (o *Instance) Stop() {
o.srv.Close()
}
func (o *Instance) register() {
// Register additional metrics.
o.silencesSetted = promauto.NewCounter(
prometheus.CounterOpts{
Name: "silences_sheduler_silences_setted",
Help: "How many silences setted since run.",
},
)
}
func (o *Instance) AddSilencesCounter(count float64) {
o.silencesSetted.Add(count)
}