location /xmlst {
    alias "/opt/bitnami/apps/upload-xml-transportes/htdocs/upload/public/";
    try_files $uri $uri/ @xmltrans;


    include "/opt/bitnami/apps/upload-xml-transportes/conf/nginx-app.conf";
}

location @xmltrans {
    rewrite /xmlst/(.*)$ /xmlst/index.php?/$1 last;
}