gistfile1.py

    upstream ghs {
        ip_hash;
        server ghs.google.com;
        server 72.14.203.121;
        server 72.14.207.121;
        server 74.125.43.121;
        server 74.125.47.121;
        server 74.125.53.121;
        server 74.125.77.121;
        server 74.125.93.121;
        server 74.125.95.121;
        server 74.125.113.121;
        server 216.239.32.21;
        server 216.239.34.21;
        server 216.239.36.21;
        server 216.239.38.21;
    }
    # The ghs.google.com server
    server {
        listen       80;
        server_name  www.xibu.biz;

        location / {
            proxy_redirect off;
            proxy_set_header Host $host;
            proxy_pass http://ghs;
            proxy_set_header  X-Real-IP  $remote_addr;
            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
            proxy_redirect false;
            access_log off;
            error_log off;
        }
        
    }