Here's a quick procedure for installing Spacewalk.
I saw a great Terraform presentation last week at a Devops meetup. Terraform is a configuration management tool for virtual infrastructure. You can define your AWS or similar environment using a descriptive language.
If you are looking for my Perl cheatsheet, it's over here. Lots of interesting stuff in that repo.
I used to power my site with Movable Type, but that was removed from Debian. I have another site that is powered by Wordpress, but maintaining it is costly. I have to constantly be on top of security issues, and the built in editor is tedious for a console cowboy like me. I do not use hosting services, because doing it myself helps keep my skills sharp.
CFEngine can be confusing and frustrating for new users. I'll try to offer you a condensed and easy to follow procedure, including the EFL addon.