barebones multi-machine vagrant config

Vagrantfile

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

hosts = {
  "ctrl"    => "192.168.101.11",
  "db-1"    => "192.168.101.12",
  "cache-1" => "192.168.101.13",
  "cache-2" => "192.168.101.14",
  "web-1"   => "192.168.101.15",
  "web-2"   => "192.168.101.16"
}

Vagrant.configure("2") do |config|
  hosts.each do |hostname, ip|
    config.vm.define hostname do |machine|
      machine.vm.box = "ubuntu/trusty64"
      machine.vm.hostname = "%s.example.com" % hostname
      machine.vm.network :private_network, ip: ip
      machine.vm.network :public_network
      machine.vm.provider "virtualbox" do |v|
        v.name = hostname
        v.customize ["modifyvm", :id, "--memory", 200]
      end
    end
  end
end