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// Copyright 2018 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package httpd // import "miniflux.app/service/httpd"
import (
"context"
"net/http"
"miniflux.app/config"
"miniflux.app/http/request"
"miniflux.app/logger"
)
type middleware struct {
cfg *config.Config
}
func newMiddleware(cfg *config.Config) *middleware {
return &middleware{cfg}
}
func (m *middleware) Serve(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
clientIP := request.FindClientIP(r)
ctx := r.Context()
ctx = context.WithValue(ctx, request.ClientIPContextKey, clientIP)
if r.Header.Get("X-Forwarded-Proto") == "https" {
m.cfg.IsHTTPS = true
}
protocol := "HTTP"
if m.cfg.IsHTTPS {
protocol = "HTTPS"
}
logger.Debug("[%s] %s %s %s", protocol, clientIP, r.Method, r.RequestURI)
if m.cfg.IsHTTPS && m.cfg.HasHSTS() {
w.Header().Set("Strict-Transport-Security", "max-age=31536000")
}
next.ServeHTTP(w, r.WithContext(ctx))
})
}
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