Vagrant Trusty and Docker

Vagrantfile

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

$script = <<SCRIPT
    sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 36A1D7869245C8950F966E92D8576A8BA88D21E9
    sudo sh -c "echo deb https://get.docker.io/ubuntu docker main > /etc/apt/sources.list.d/docker.list"
    sudo apt-get update
    sudo apt-get -yq install lxc-docker
    sudo sed -i '$acomplete -F _docker docker' /etc/bash_completion.d/docker
SCRIPT

VAGRANTFILE_API_VERSION = "2"
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  config.vm.box = "trusty64"
  config.vm.provision "shell", inline: $script

  config.vm.network "forwarded_port", guest:3000, host: 3000
end