# -*- mode: ruby -*-
# vi: set ft=ruby :
require "yaml"
require "vagrant-openstack-provider"

# Variable defaults (see below for overrides)
$kube_version  = "ubuntu/trusty64"
$kube_memory   = 512
$kube_vcpus    = 1
$kube_count    = 1

# Use a variable file for overrides:
CONFIG = File.expand_path("config.rb")
if File.exist?(CONFIG)
  require CONFIG
end

# Force best practices for this environment:
if $kube_memory < 512
  puts "WARNING: Your machine should have at least 512 MB of memory"
end

# Install any Required Plugins
missing_plugins_installed = false
required_plugins = %w(vagrant-env vagrant-openstack-provider)

required_plugins.each do |plugin|
  if !Vagrant.has_plugin? plugin
    system "vagrant plugin install #{plugin}"
    missing_plugins_installed = true
  end
end

# If any plugins were missing and have been installed, re-run vagrant
if missing_plugins_installed
  exec "vagrant #{ARGV.join(" ")}"
end


# Vagrantfile API/sytax version. Don’t touch unless you know what you’re doing!
VAGRANTFILE_API_VERSION = "2"
Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|

# Required line, override with variables later
  config.ssh.username = "ubuntu"
  config.ssh.private_key_path = "~/.ssh/id_rsa"

  # Guest Definitions:
  # ------------------------
  #
  # START: Kube Definition(s)
  (1..$kube_count).each do |kb|
    config.vm.define vm_name = "kube#{kb}" do |kube|
      kube.vm.box = $kube_version
      kube.vm.hostname = "kube#{kb}"
      # NETWORK-SETTINGS: eth1 configured in the 192.168.236.0/24 network
      kube.vm.network "private_network", ip: "192.168.236.1#{kb}"
      kube.vm.network "forwarded_port", guest: 2368, host: "1236#{kb}", auto_correct: true
      # Openstack Provider (Optional --provider=openstack):
      kube.vm.provider "virtualbox" do |vb|
        vb.name = "kube#{kb}"
        vb.customize ["modifyvm", :id, "--memory", $kube_memory]
        vb.customize ["modifyvm", :id, "--cpus", $kube_vcpus]
      end
      # Openstack Provider (Optional --provider=openstack):
      kube.vm.provider "openstack" do |os|
        # Openstack Authentication Information:
        os.openstack_auth_url  = $os_auth_url
        os.username            = $os_username
        os.password            = $os_password
        os.tenant_name         = $os_tenant
        # Openstack Instance Information:
        os.server_name         = "kube#{kb}"
        os.flavor              = $os_flavor
        os.image               = $os_image
        os.floating_ip_pool    = $os_floatnet
        os.networks            = $os_fixednet
        os.keypair_name        = $os_keypair
        os.security_groups     = $os_secgroups
      end
    end
  end
  # STOP: Kube Definition(s)
end