Vagrantfile for demonstrating hostname / hostname -f oddities

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

@boxes = {
  centos510: {box:'opscode_centos-5.10_provisionerless',box_url:'http://opscode-vm-bento.s3.amazonaws.com/vagrant/virtualbox/opscode_centos-5.10_chef-provisionerless.box'},
  centos65: {box:'opscode_centos-6.5_provisionerless',box_url:'http://opscode-vm-bento.s3.amazonaws.com/vagrant/virtualbox/opscode_centos-6.5_chef-provisionerless.box'},
}

Vagrant.configure('2') do |config|
  config.berkshelf.enabled = false
  config.vbguest.auto_update = false

  @boxes.each_with_index do |(name,box_data),index| 
    short_name = name.to_s

    config.vm.define "#{short_name}_fqdn".to_sym do |cfg| 
      cfg.vm.hostname = "#{short_name}.example.com"
      cfg.vm.network :private_network, ip: "33.33.33.#{10+index*2}"
      cfg.vm.box = box_data[:box]
      cfg.vm.box_url = box_data[:box_url]
    end

    config.vm.define name do |cfg| 
      cfg.vm.hostname = short_name
      cfg.vm.network :private_network, ip: "33.33.33.#{11+index*2}"
      cfg.vm.box = box_data[:box]
      cfg.vm.box_url = box_data[:box_url]
    end
  end
end