location /factory/ {
    alias /srv/factory/images/;
    autoindex on;
    allow 192.168.10.0/24;
    allow 192.168.5.0/24;
    deny all;
}
location /factory/images/cadoles/ {
    alias /srv/factory/images/cadoles/;
    autoindex on;
    allow 192.168.5.10;
    allow 192.168.5.11;
    allow 192.168.5.12;
    allow 192.168.5.13;
    allow 192.168.10.177/24;
    deny all;
}