I've tried to use chef to make development environment with Vagrant. I'm stuck with the part of installing rubies versions within rbenv when I run vagrant provision. I use gem librarian to download cookbooks and this is my current Vagrantfile :
https://github.com/rhacker/vagrant-rails/blob/master/Vagrantfile
This is my repo which stores Cheffile and Vagrantfile : https://github.com/rhacker/vagrant-rails