开启防cc，套了CDN白名单就没用了 ，可以加个功能(和宝塔防火墙一样，开启cdn那个按钮) replace_ip x-forwarded-for|x-real-ip|x-forwarded|forwarded-for|forwarded|true-client-ip|client-ip|ali-cdn-real-ip|cdn-src-ip|cdn-real-ip|cf-connecting-ip|x-cluster-client-ip|wl-proxy-client-ip|proxy-client-ip|true-client-ip