chef-solo multi-vm vagrantfile

Vagrantfile

# vm and role mapping for multi-vm vagrant
boxes = [
      { :name => :app,   :roles => ['base', 'web']              },
      { :name => :mc,    :roles => ['base', 'memcache']         },
      { :name => :db,    :roles => ['base', 'db-master']        },
      { :name => :util,  :roles => ['base', 'redis', 'resque' ] },
]

Vagrant.configure("2") do |config|
  # base image configuration
  config.vm.box = "scientific64"
  config.vm.box_url = "http://lyte.id.au/vagrant/sl6-64-lyte.box"

  # vagrant-berkshelf hijacks cookbooks_path
  config.berkshelf.enabled = false

  # vagrant-omnibus plugin configuration,
  # permits use of bare images sans chef
  config.omnibus.chef_version = :latest

  # vagrant multi-vm configuration
  boxes.each do |opts|
    # per node configuration
    config.vm.define opts[:name] do |node|
      node.vm.hostname = "%s.vagrant" % opts[:name].to_s
      # chef-solo configuration
      node.vm.provision :chef_solo do |chef|
        chef.cookbooks_path = ["cookbooks", "site-cookbooks"]
        chef.data_bags_path = "data_bags"
        chef.roles_path = "roles"
        opts[:roles].each do |role|
          chef.add_role("#{role}")
        end
        # stop chef-solo from breaking the box
        chef.json = {
          "authorization" => {
            "sudo" => {
              "users" => [ "vagrant" ],
              "passwordless" => true,
              "sudoers_defaults" => ['!requiretty'],
            }
          }
        }
      end
    end
  end
end

inspired by: https://gist.github.com/markba/2404910

Thank you so much for this! It's the only available configuration of chef-solo for multiple-vm's I've found in the whole web!