VNC实训问题

app/controllers/games_controller.rb

@@ -951,7 +951,7 @@ class GamesController < ApplicationController
         raise("实训云平台繁忙（繁忙等级：99）")
       end
       @vnc_url =
-          if request.subdomain == "pre-newweb" || request.subdomain == "test-newweb"
+          if request.scheme == "http"
             # 无域名版本
             "http://#{service_host}:#{res['port']}/vnc_lite.html?password=headless"
           else