TPWeb CP is build in a specific way with a Bash/CLI Api that manage all the configuration and services and a Web based system.
/usr/local/vesta/bin
/usr/local/vesta/conf
/usr/local/vesta/data
/usr/local/vesta/func
/usr/local/vesta/install
/usr/local/vesta/log
/usr/local/vesta/nginx
/usr/local/vesta/php
/usr/local/vesta/ssl
/usr/local/vesta/test
/usr/local/vesta/upd
/usr/local/vesta/web