nginx cache file

cache

location / {
        proxy_temp_path      /home/user/www/static_cache/;
        root /home/user/www/static_cache/;
        proxy_store on;    
        proxy_store_access  user:rw  group:rw  all:r;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header        Host            "static.afaker.com";
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        if ( !-e $request_filename) { 
            proxy_pass http://afaker.com;
        }
}