nginx apt cache

proxy_cache_path /data/index levels=1:2 use_temp_path=off keys_zone=one:10m inactive=12h;
proxy_cache_path /data/package levels=1:2 use_temp_path=off keys_zone=two:10m inactive=10y;
server {
    listen       80;
    error_log /dev/stdout;
    server_name  localhost;
    location / {
      proxy_cache one;
      proxy_cache_key $uri;
      proxy_cache_valid 12h;
      proxy_cache_bypass $http_x_update;
      proxy_pass       http://127.0.0.1:8888;
    }

    location ~*\.deb$ {
      proxy_cache two;
      proxy_cache_key $uri;
      proxy_cache_valid 10y;
      proxy_cache_bypass $http_x_update;
      proxy_pass       http://127.0.0.1:8888;
    }
}