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forgejo/routers/web/metrics.go
KN4CK3R 3f280f89e7
Update HTTP status codes to modern codes (#18063)
* 2xx/3xx/4xx/5xx -> http.Status...
* http.StatusFound -> http.StatusTemporaryRedirect
* http.StatusMovedPermanently -> http.StatusPermanentRedirect
2022-03-23 12:54:07 +08:00

34 lines
874 B
Go

// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package web
import (
"crypto/subtle"
"net/http"
"code.gitea.io/gitea/modules/setting"
"github.com/prometheus/client_golang/prometheus/promhttp"
)
// Metrics validate auth token and render prometheus metrics
func Metrics(resp http.ResponseWriter, req *http.Request) {
if setting.Metrics.Token == "" {
promhttp.Handler().ServeHTTP(resp, req)
return
}
header := req.Header.Get("Authorization")
if header == "" {
http.Error(resp, "", http.StatusUnauthorized)
return
}
got := []byte(header)
want := []byte("Bearer " + setting.Metrics.Token)
if subtle.ConstantTimeCompare(got, want) != 1 {
http.Error(resp, "", http.StatusUnauthorized)
return
}
promhttp.Handler().ServeHTTP(resp, req)
}