fix password but no username, update modules

main.go

@@ -16,7 +16,7 @@ type config struct {
 	username string
 	password string
 	noindex  bool
-	nocache bool
+	nocache  bool
 	log      bool
 }
 
@@ -35,18 +35,22 @@ func init() {
 
 func main() {
 	r := mux.NewRouter()
-	if c.username != "" && c.password == "" {
+	if c.username == "" && c.password != "" {
 		c.username = "admin"
 	}
-	if c.username != "" && c.password != "" {
-		r.Use(basicAuth)
-	}
+
 	if c.log {
 		r.Use(queryLog)
 	}
+
+	if c.username != "" && c.password != "" {
+		r.Use(basicAuth)
+	}
+
 	if c.nocache {
 		r.Use(noCache)
 	}
+
 	if c.noindex {
 		r.PathPrefix("/").Handler(http.StripPrefix("/", enhancedfileserver.FileServerNoIndex(http.Dir("./"))))
 	} else {
@@ -60,8 +64,8 @@ func main() {
 
 func noCache(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-	w.Header().Add("Cache-control", "no-cache, no-store")
-	next.ServeHTTP(w,r)
+		w.Header().Add("Cache-control", "no-cache, no-store")
+		next.ServeHTTP(w, r)
 	})
 }