Add dl_map endpoint

http.go

@@ -87,3 +87,14 @@ func reloadHandler(w http.ResponseWriter, r *http.Request) {
 
 	w.WriteHeader(http.StatusNotFound)
 }
+
+func dlMapHandler(w http.ResponseWriter, r *http.Request) {
+	if dlMap == nil {
+		w.WriteHeader(http.StatusNotFound)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+
+	json.NewEncoder(w).Encode(dlMap)
+}

main.go

@@ -124,6 +124,7 @@ func main() {
 	mux.HandleFunc("/status", statusHandler)
 	mux.HandleFunc("/mirrors", mirrorsHandler)
 	mux.HandleFunc("/reload", reloadHandler)
+	mux.HandleFunc("/dl_map", dlMapHandler)
 	mux.HandleFunc("/", RealIPMiddleware(redirectHandler))
 
 	http.ListenAndServe(viper.GetString("bind"), mux)