Vagrant: Ubuntu 1404 libvirt

provision.sh

#!/bin/bash -x
set -e

readonly P26FLAG=/var/spool/py26-installed 
apt-get install -y gcc

if [[ ! -f $P26FLAG ]]; then
    [[ ! -d Python-2.6 ]] && wget https://www.python.org/ftp/python/2.6/Python-2.6.tgz
    tar xf Python-2.6.tgz
    cd Python-2.6
    ./configure
    make && make install
    [[ $? -eq 0 ]] && touch $P26FLAG
fi

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :
#
Vagrant.configure(2) do |config|

  # This is an image of Ubuntu 14.04 LTS with libvirt support
  config.vm.box = "baremettle/ubuntu-14.04"
  config.vm.provision :shell, path: "provision.sh"

  # config.vm.synced_folder "../data", "/vagrant_data"

  # Provider-specific configuration
  config.vm.provider "libvirt" do |libvirt|
      libvirt.driver = "kvm"
      libvirt.memory = 512
      libvirt.cpus = 1
  end

end