mirror of
https://github.com/idanoo/autobrr
synced 2025-07-24 09:19:13 +00:00
3f8bc0140c
* feat(metrics): add metrics server * chore: update license headers * feat(metrics): add optional basic auth * feat(metrics): add go and process collectors --------- Co-authored-by: ze0s <43699394+zze0s@users.noreply.github.com> Co-authored-by: ze0s <ze0s@riseup.net>
96 lines
2.2 KiB
Go
96 lines
2.2 KiB
Go
// Copyright (c) 2021 - 2025, Ludvig Lundgren and the autobrr contributors.
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
package http
|
|
|
|
import (
|
|
"fmt"
|
|
"net"
|
|
"net/http"
|
|
"time"
|
|
|
|
"github.com/autobrr/autobrr/internal/config"
|
|
"github.com/autobrr/autobrr/internal/logger"
|
|
|
|
"github.com/go-chi/chi/v5"
|
|
"github.com/go-chi/chi/v5/middleware"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
"github.com/prometheus/client_golang/prometheus/promhttp"
|
|
"github.com/rs/zerolog"
|
|
)
|
|
|
|
type metricsManager interface {
|
|
GetRegistry() *prometheus.Registry
|
|
}
|
|
|
|
type MetricsServer struct {
|
|
log zerolog.Logger
|
|
|
|
config *config.AppConfig
|
|
|
|
version string
|
|
commit string
|
|
date string
|
|
|
|
metricsManager metricsManager
|
|
}
|
|
|
|
func NewMetricsServer(log logger.Logger, config *config.AppConfig, version string, commit string, date string, metricsManager metricsManager) MetricsServer {
|
|
return MetricsServer{
|
|
log: log.With().Str("module", "http").Logger(),
|
|
config: config,
|
|
version: version,
|
|
commit: commit,
|
|
date: date,
|
|
|
|
metricsManager: metricsManager,
|
|
}
|
|
}
|
|
|
|
func (s MetricsServer) Open() error {
|
|
addr := fmt.Sprintf("%v:%v", s.config.Config.MetricsHost, s.config.Config.MetricsPort)
|
|
|
|
var err error
|
|
for _, proto := range []string{"tcp", "tcp4", "tcp6"} {
|
|
if err = s.tryToServe(addr, proto); err == nil {
|
|
break
|
|
}
|
|
|
|
s.log.Error().Err(err).Msgf("Failed to start %s server. Attempted to listen on %s", proto, addr)
|
|
}
|
|
|
|
return err
|
|
}
|
|
|
|
func (s MetricsServer) tryToServe(addr, protocol string) error {
|
|
listener, err := net.Listen(protocol, addr)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
s.log.Info().Msgf("Starting Metrics %s server. Listening on %s", protocol, listener.Addr().String())
|
|
|
|
server := http.Server{
|
|
Handler: s.Handler(),
|
|
ReadHeaderTimeout: time.Second * 15,
|
|
}
|
|
|
|
return server.Serve(listener)
|
|
}
|
|
|
|
func (s MetricsServer) Handler() http.Handler {
|
|
r := chi.NewRouter()
|
|
|
|
r.Use(middleware.RequestID)
|
|
r.Use(middleware.RealIP)
|
|
r.Use(middleware.Recoverer)
|
|
r.Use(LoggerMiddleware(&s.log))
|
|
|
|
if s.config.Config.MetricsBasicAuthUsers != "" {
|
|
r.Use(BasicAuth("metrics", s.config.Config.MetricsBasicAuthUsers))
|
|
}
|
|
|
|
r.Get("/metrics", promhttp.HandlerFor(s.metricsManager.GetRegistry(), promhttp.HandlerOpts{}).ServeHTTP)
|
|
|
|
return r
|
|
}
|