Vagrant file for installing ruby with rbenv

Vagrantfile

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

RUBY_V = File.open("./.ruby-version") { |f| f.read }.chomp

$apt_script = <<SCRIPT
sudo apt-get update
sudo apt-get install -y git-core curl zlib1g-dev build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt1-dev libcurl4-openssl-dev python-software-properties libffi-dev libmysqlclient-dev
SCRIPT

$rbenv_script = <<SCRIPT
if [ ! -d ~/.rbenv ]; then
  git clone https://github.com/rbenv/rbenv.git ~/.rbenv
  echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
  echo 'eval "$(rbenv init -)"' >> ~/.bashrc
fi

if [ ! -d ~/.rbenv/plugins/ruby-build ]; then
  git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
  echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bashrc
fi

export PATH="$HOME/.rbenv/bin:$PATH"
export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"
eval "$(rbenv init -)"

if [ ! -e .rbenv/versions/#{RUBY_V} ]; then
  rbenv install #{RUBY_V}
fi

cd /vagrant
if [ ! -e /home/vagrant/.rbenv/shims/bundle ]; then
  gem install bundler
  rbenv rehash
fi
bundle install
SCRIPT

Vagrant.configure("2") do |config|

  config.vm.define :ruby do |deploy_config|
    deploy_config.vm.box = "hashicorp/precise64"
    deploy_config.vm.hostname = "deploy"

    deploy_config.vm.provider "virtualbox" do |vb|
      vb.memory = "256"
    end

    deploy_config.ssh.forward_agent = true

    deploy_config.vm.provision :shell, inline: $apt_script
    deploy_config.vm.provision :shell, privileged: false, inline: $rbenv_script
  end
end

very clean and good ideas. Thanks for sharing!