The haproxy.cfg as it comes originally with an RPM installation on CentOS7.
The full list of editable parameters in the cd_puppet module.
The resource.cfg file as it comes with a default installation under CentOS 7.
the my.cnf as it comes with a default installation of mysql-community-server on CentOS 7.
postgresql.conf as it comes with the default installation of version 9.6 under CentOS 7
The release notes for the `cd_ssh` Pupet module, which automates installation, configuration and -management for openssh servers including optioan features like fail2ban- and Nagios monitoring.
Full list of available parameters for the `cd_ssh` puppet module.
Reference for the jail.conf file which comes with a default installation under CentOS7.