authentik/internal/outpost/proxyv2/metrics/metrics.go

42 lines
1.4 KiB
Go

package metrics
import (
"net/http"
log "github.com/sirupsen/logrus"
"goauthentik.io/internal/config"
"goauthentik.io/internal/utils/sentry"
"github.com/gorilla/mux"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
"github.com/prometheus/client_golang/prometheus/promhttp"
)
var (
Requests = promauto.NewHistogramVec(prometheus.HistogramOpts{
Name: "authentik_outpost_proxy_request_duration_seconds",
Help: "Proxy request latencies in seconds",
}, []string{"outpost_name", "method", "host", "type"})
UpstreamTiming = promauto.NewHistogramVec(prometheus.HistogramOpts{
Name: "authentik_outpost_proxy_upstream_response_duration_seconds",
Help: "Proxy upstream response latencies in seconds",
}, []string{"outpost_name", "method", "scheme", "host", "upstream_host"})
)
func RunServer() {
m := mux.NewRouter()
l := log.WithField("logger", "authentik.outpost.metrics")
m.Use(sentry.SentryNoSampleMiddleware)
m.HandleFunc("/outpost.goauthentik.io/ping", func(rw http.ResponseWriter, r *http.Request) {
rw.WriteHeader(204)
})
m.Path("/metrics").Handler(promhttp.Handler())
listen := config.Get().Listen.Metrics
l.WithField("listen", listen).Info("Starting Metrics server")
err := http.ListenAndServe(listen, m)
if err != nil {
l.WithError(err).Warning("Failed to start metrics listener")
}
}