Files
authentik/internal/outpost/ak/metrics.go
2026-03-19 15:46:47 +00:00

72 lines
2.1 KiB
Go

package ak
import (
"net/http"
"os"
"path"
"github.com/gorilla/mux"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
"github.com/prometheus/client_golang/prometheus/promhttp"
log "github.com/sirupsen/logrus"
"goauthentik.io/internal/utils/sentry"
"goauthentik.io/internal/utils/unix"
)
var (
MetricsSocketName = "authentik-metrics.sock"
OutpostInfo = promauto.NewGaugeVec(prometheus.GaugeOpts{
Name: "authentik_outpost_info",
Help: "Outpost info",
}, []string{"outpost_name", "outpost_type", "uuid", "version", "build"})
LastUpdate = promauto.NewGaugeVec(prometheus.GaugeOpts{
Name: "authentik_outpost_last_update",
Help: "Time of last update",
}, []string{"outpost_name", "outpost_type", "uuid", "version", "build"})
ConnectionStatus = promauto.NewGaugeVec(prometheus.GaugeOpts{
Name: "authentik_outpost_connection",
Help: "Connection status",
}, []string{"outpost_name", "outpost_type", "uuid"})
)
func MetricsRouter() *mux.Router {
m := mux.NewRouter()
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())
return m
}
func RunMetricsServer(listen string, router *mux.Router) {
l := log.WithField("logger", "authentik.outpost.metrics").WithField("listen", listen)
l.Info("Starting Metrics server")
err := http.ListenAndServe(listen, router)
if err != nil {
l.WithError(err).Warning("Failed to start metrics listener")
}
}
func RunMetricsUnix(router *mux.Router) {
socketPath := path.Join(os.TempDir(), MetricsSocketName)
l := log.WithField("logger", "authentik.outpost.metrics").WithField("listen", socketPath)
ln, err := unix.Listen(socketPath)
if err != nil {
l.WithError(err).Warning("failed to listen")
return
}
defer func() {
err := ln.Close()
if err != nil {
l.WithError(err).Warning("failed to close listener")
}
}()
l.WithField("listen", socketPath).Info("Starting Metrics server")
err = http.Serve(ln, router)
if err != nil {
l.WithError(err).Warning("Failed to start metrics listener")
}
}