Programming/Ruby:
    https://docs.chef.io/ruby.html

    https://speakerdeck.com/stevendanna/reprogramming-chef

    https://sethvargo.github.io/chef-sugar/
    https://github.com/sethvargo/chef-sugar
    https://rubygems.org/gems/chef-sugar/
    https://supermarket.chef.io/tools/chef-sugar