Sentora is a free hosting control panel.
Apache config is stored in folder
/etc/sentora/configs/apache/httpd.conf /etc/sentora/configs/apache/httpd-vhosts.conf
Web site files are stored in
cd /var/sentora/hostdata/
After instal, you find login credentials in file
/root/passwords.txt
Login to Panel at
http://panel.yourdomain.com default user = zadmin