a template Vagrantfile that adds ansible provisioning, along with accompanying ansible playbook. To run the ansible playbook: ansible-playbook -i .vagrant/provisioners/ansible/inventory/vagrant_ansible_inventory --private-key=~/.vagrant.d/insecure_private_key -u vagrant hello.yml

a-play.sh

#!/bin/sh
ansible-playbook -vvvv -i .vagrant/provisioners/ansible/inventory/vagrant_ansible_inventory --private-key=.vagrant/machines/hello_django/virtualbox/private_key -u vagrant $1

hello.yml

- name: Hello Ansible
  hosts: box001
  sudo: no

  tasks:
    - name: Hello server
      shell: date > now.txt

Vagrantfile

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

# Vagrantfile API/syntax version. Don't touch unless you know what you're doing!
VAGRANTFILE_API_VERSION = "2"

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  # All Vagrant configuration is done here. The most common configuration
  # options are documented and commented below. For a complete reference,
  # please see the online documentation at vagrantup.com.

  # Every Vagrant virtual environment requires a box to build off of.
  config.vm.box = "ubuntu/trusty64"

  # you can replace box001 with another name
  config.vm.define 'box001' do |node|
    node.vm.provision 'ansible' do |ansible|
      # http://bertvv.github.io/vagrant-presentation/#/vagrant-configuration
      # "define directive is important to make automatic inventory work"
      # I wish I could comment out the following line to allow for
      #  .vagrant/provisioners/ansible/inventory/vagrant_ansible_inventory
      # to be calculated w/o running any ansible playbook -- but no luck
      ansible.playbook = 'hello.yml'
    end
  end

  # config.vm.network "forwarded_port", guest: 80, host: 8080
  # config.vm.network "private_network", ip: "192.168.33.10"
  # config.vm.synced_folder "data", "vagrant_data"

  # virtualbox
  # config.vm.provider "virtualbox" do |vb|
  #   # Don't boot with headless mode
  #   vb.gui = true
  #
  #   # Use VBoxManage to customize the VM. For example to change memory:
  #   vb.customize ["modifyvm", :id, "--memory", "1024"]
  # end
  #

end

To run the ansible playbook:

 ansible-playbook -i .vagrant/provisioners/ansible/inventory/vagrant_ansible_inventory --private-key=~/.vagrant.d/insecure_private_key -u vagrant hello.yml