sftpgo/internal/telemetry/router.go
Nicola Murino c8158e14e0
move SFTPGo package to the internal folder
SFTPGo is a daemon and command line tool, not a library.

The public API are provided by the SDK

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>
2022-07-24 16:18:54 +02:00

73 lines
2.1 KiB
Go

// Copyright (C) 2019-2022 Nicola Murino
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, version 3.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package telemetry
import (
"net/http"
"github.com/go-chi/chi/v5"
"github.com/go-chi/chi/v5/middleware"
"github.com/go-chi/render"
"github.com/drakkan/sftpgo/v2/internal/common"
"github.com/drakkan/sftpgo/v2/internal/logger"
"github.com/drakkan/sftpgo/v2/internal/metric"
)
func initializeRouter(enableProfiler bool) {
router = chi.NewRouter()
router.Use(middleware.GetHead)
router.Use(middleware.Recoverer)
router.Group(func(r chi.Router) {
r.Get("/healthz", func(w http.ResponseWriter, r *http.Request) {
render.PlainText(w, r, "ok")
})
})
router.Group(func(router chi.Router) {
router.Use(checkAuth)
metric.AddMetricsEndpoint(metricsPath, router)
if enableProfiler {
logger.InfoToConsole("enabling the built-in profiler")
logger.Info(logSender, "", "enabling the built-in profiler")
router.Mount(pprofBasePath, middleware.Profiler())
}
})
}
func checkAuth(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if !validateCredentials(r) {
w.Header().Set(common.HTTPAuthenticationHeader, "Basic realm=\"SFTPGo telemetry\"")
http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
return
}
next.ServeHTTP(w, r)
})
}
func validateCredentials(r *http.Request) bool {
if !httpAuth.IsEnabled() {
return true
}
username, password, ok := r.BasicAuth()
if !ok {
return false
}
return httpAuth.ValidateCredentials(username, password)
}