Vagrantfile

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

require 'fileutils'

Vagrant.require_version ">= 2.0.0"

CONFIG = File.join(File.dirname(__FILE__), "vagrant/config.rb")

COREOS_URL_TEMPLATE = "https://storage.googleapis.com/%s.release.core-os.net/amd64-usr/current/coreos_production_vagrant.json"

# Uniq disk UUID for libvirt
DISK_UUID = Time.now.utc.to_i

SUPPORTED_OS = {
  "coreos-stable" => {box: "coreos-stable",      bootstrap_os: "coreos", user: "core", box_url: COREOS_URL_TEMPLATE % ["stable"]},
  "coreos-alpha"  => {box: "coreos-alpha",       bootstrap_os: "coreos", user: "core", box_url: COREOS_URL_TEMPLATE % ["alpha"]},
  "coreos-beta"   => {box: "coreos-beta",        bootstrap_os: "coreos", user: "core", box_url: COREOS_URL_TEMPLATE % ["beta"]},
  "ubuntu"        => {box: "bento/ubuntu-16.04", bootstrap_os: "ubuntu", user: "vagrant"},
  "centos"        => {box: "centos/7",           bootstrap_os: "centos", user: "vagrant"},
  "opensuse"      => {box: "opensuse/openSUSE-42.3-x86_64", bootstrap_os: "opensuse", use: "vagrant"},
  "opensuse-tumbleweed" => {box: "opensuse/openSUSE-Tumbleweed-x86_64", bootstrap_os: "opensuse", use: "vagrant"},
}

# Defaults for config options defined in CONFIG
$num_instances = 3
$instance_name_prefix = "k8s"
$vm_gui = false
$vm_memory = 2048
$vm_cpus = 1
$shared_folders = {}
$forwarded_ports = {}
$subnet = "172.17.8"
$os = "ubuntu"
$network_plugin = "flannel"
# The first three nodes are etcd servers
$etcd_instances = $num_instances
# The first two nodes are kube masters
$kube_master_instances = $num_instances == 1 ? $num_instances : ($num_instances - 1)
# All nodes are kube nodes
$kube_node_instances = $num_instances
# The following only works when using the libvirt provider
$kube_node_instances_with_disks = false
$kube_node_instances_with_disks_size = "20G"
$kube_node_instances_with_disks_number = 2

$playbook = "cluster.yml"

$local_release_dir = "/vagrant/temp"

host_vars = {}

if File.exist?(CONFIG)
  require CONFIG
end

$box = SUPPORTED_OS[$os][:box]
# if $inventory is not set, try to use example
$inventory = File.join(File.dirname(__FILE__), "inventory", "sample") if ! $inventory

# if $inventory has a hosts file use it, otherwise copy over vars etc
# to where vagrant expects dynamic inventory to be.
if ! File.exist?(File.join(File.dirname($inventory), "hosts"))
  $vagrant_ansible = File.join(File.dirname(__FILE__), ".vagrant",
                       "provisioners", "ansible")
  FileUtils.mkdir_p($vagrant_ansible) if ! File.exist?($vagrant_ansible)
  if ! File.exist?(File.join($vagrant_ansible,"inventory"))
    FileUtils.ln_s($inventory, File.join($vagrant_ansible,"inventory"))
  end
end