Vagrantfile to create p4d on CentOS6

Vagrantfile_p4d_centos6.rb

VAGRANTFILE_API_VERSION = "2"
BRIDGE = 'en3: Thunderbolt Ethernet'

CENTOS67_BOX_URL = 'http://boxes.local.tld/virtualbox/updated_centos_6.7_20160215.box'
CENTOS67_BOX_NAME = 'updated/centos-6.7'

INSTALL_BASE_CENTOS6 = 'https://gist.githubusercontent.com/ssmythe/f88142c80076df5fac9b/raw/0574b105d06728dd1383460441375cbaa536684b/install-base-centos6.sh'
INSTALL_P4D_CENTOS6 = 'https://gist.githubusercontent.com/ssmythe/08803405033335a75f3e/raw/5219b4e5b221098f9147a7297a308a28fcf3c4bb/install-p4d-centos6.sh'

servers = {
  :cdp4 => {
    :box_url => CENTOS67_BOX_URL,
    :box => CENTOS67_BOX_NAME,
    :cpu => '1',
    :ram => '2048',
    :provision_shells => [
      INSTALL_BASE_CENTOS6,
      INSTALL_P4D_CENTOS6
    ]
  }
}

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  servers.each_pair do |name, spec|
    box_url, box, cpu, ram, provision_shells = spec[:box_url], spec[:box], spec[:cpu], spec[:ram], spec[:provision_shells]
    config.vm.define name do |node|
      node.vm.box_url = box_url
      node.vm.box = box
      node.vm.hostname = name
      node.vm.network "public_network", :bridge => BRIDGE
      node.vm.provider "virtualbox" do |v|
        v.cpus = cpu
        v.memory = ram
      end
      provision_shells.each do |provision_shell|
        node.vm.provision "shell", path: "#{provision_shell}"
      end
    end
  end
end