Vagrantfile

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

require 'yaml'

# Iterate over directories to find the owner of the VagrantFile
paths = Dir.pwd.split('/')
hostname = nil
while hostname == nil do
  dir = paths.join('/')
  current = paths.pop
  if File.exists?("#{dir}/VagrantFile")
    hostname = current.gsub('.', '')
  end
end

# Default vagrant config.
vconfig = {
  "vagrant_hostname" => "#{hostname}.local",
  "vagrant_synced_folders" => [{
    "local_path" => ".",
    "destination" => "/drupal",
    "id" => "drupal",
    "type" => "nfs"
  }],
  "vagrant_memory" => 1024,
  "vagrant_cpus" => 2
}

# User defined vagrant config.
vagrant_config = "#{dir}/.vagrant.config.yml"
if File.exist?(vagrant_config)
  user_config = YAML::load_file(vagrant_config)
  vconfig = vconfig.merge user_config
end

Vagrant.require_version '>= 1.7.0'

Vagrant.configure("2") do |config|
  config.vm.hostname = vconfig['vagrant_hostname']
  config.vm.network :private_network, type: 'dhcp'
  config.ssh.insert_key = false
  config.ssh.forward_agent = true

  # Synced folders.
  for synced_folder in vconfig['vagrant_synced_folders'];
    config.vm.synced_folder synced_folder['local_path'], synced_folder['destination'],
      type: synced_folder['type'],
      rsync__auto: "true",
      rsync__exclude: synced_folder['excluded_paths'],
      rsync__args: ["--verbose", "--archive", "--delete", "-z", "--chmod=ugo=rwX"],
      id: synced_folder['id']
  end

  # Ansible
  ansible_config = "#{dir}/.vagrant.ansible.yml"
  if File.exist?(ansible_config)
    # Upload .vagrant.ansible.yml
    config.vm.provision "ansible_config", type: "file" do |s|
     s.source = ansible_config
     s.destination = "/ansible/vagrant.config.yml"
    end
  end

  # Provision box
  config.vm.provision "ansible", type: "shell" do |s|
    s.privileged = true
    s.inline = 'ANSIBLE_FORCE_COLOR=1 PYTHONUNBUFFERED=1 ansible-playbook /ansible/playbook.yml --sudo -c local -i "127.0.0.1vagrant,"'
  end

  # VirtualBox.
  config.vm.provider :virtualbox do |v|
    v.name = vconfig['vagrant_hostname']
    v.memory = vconfig['vagrant_memory']
    v.cpus = vconfig['vagrant_cpus']
    v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]
    v.customize ["modifyvm", :id, "--ioapic", "on"]
  end

  # Create drush alias.
  if File.directory?("#{Dir.home}/.drush")
    alias_file = "#{Dir.home}/.drush/" + vconfig['vagrant_hostname'] + ".aliases.drushrc.php"
    if ARGV[0] == "destroy"
      File.delete(alias_file) if File.exist?(alias_file)
    else
      require 'erb'
      class DrushAlias
        attr_accessor :hostname, :uri, :key, :root
        def template_binding
          binding
        end
      end

      template_file = File.dirname(File.expand_path(__FILE__)) + '/drush.alias.erb'
      template = File.read(template_file)

      # @TODO - Do this better.
      alias_file = File.open(alias_file, "w+")
      da = DrushAlias.new
      da.hostname = vconfig['vagrant_hostname']
      da.uri = vconfig['vagrant_hostname']
      da.key = "#{Dir.home}/.vagrant.d/insecure_private_key"
      da.root = vconfig['vagrant_synced_folders'][0]['destination']
      alias_file << ERB.new(template).result(da.template_binding)
      alias_file.close
    end
  end

end