package metrics import ( "net/http" log "github.com/sirupsen/logrus" "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_requests", Help: "The total number of configured providers", }, []string{"outpost_name", "method", "scheme", "path", "host", "type", "user"}) UpstreamTiming = promauto.NewHistogramVec(prometheus.HistogramOpts{ Name: "authentik_outpost_proxy_upstream_time", Help: "A summary of the duration we wait for the upstream reply", }, []string{"outpost_name", "method", "scheme", "path", "host", "upstream_host", "user"}) ) func RunServer() { m := mux.NewRouter() l := log.WithField("logger", "authentik.outpost.metrics") m.HandleFunc("/akprox/ping", func(rw http.ResponseWriter, r *http.Request) { rw.WriteHeader(204) }) m.Path("/metrics").Handler(promhttp.Handler()) listen := "0.0.0.0:9300" 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") } }