user-data

#cloud-config

coreos:
    etcd:
        discovery: https://discovery.etcd.io/dff4dfae541649f0d57fa928e1ba4d3c
        addr: $public_ipv4:4001
        peer-addr: $public_ipv4:7001
    fleet:
        public-ip: $public_ipv4
    units:
        -   name: etcd.service
            command: start
        -   name: fleet.service
            command: start

Vagrantfile

require 'ipaddr'
require 'ostruct'
require 'yaml'


SETTINGS = OpenStruct.new(YAML.load_file(File.expand_path('../vagrant.yaml', __FILE__)))

CLOUD_CONFIG_PATH = File.expand_path('../user-data.yaml', __FILE__)


Vagrant.require_version '>= 1.6.0'


Vagrant.configure('2') do |config|
    config.vm.box = SETTINGS.BOX
    config.vm.box_version = SETTINGS.BOX_VERSION
    config.vm.box_url = SETTINGS.BOX_URL

    config.vm.provider :vmware_fusion do |vb, override|
        override.vm.box_url = SETTINGS.BOX_VMWARE_URL
        vb.gui                      = SETTINGS.GUI
    end

    config.vm.provider :virtualbox do |vb|
        vb.check_guest_additions    = false
        vb.functional_vboxsf        = false
        vb.gui                      = SETTINGS.GUI
        vb.memory                   = SETTINGS.RAM
        vb.cpus                     = SETTINGS.CPUS
    end

    if Vagrant.has_plugin?('vagrant-vbguest') then
        config.vbguest.auto_update = false
    end

    ip = IPAddr.new(SETTINGS.START_IP)
    port = SETTINGS.DOCKER_START_PORT

    #puts 'main loop'

    if File.exists?(CLOUD_CONFIG_PATH)
        config.vm.provision :file, :source => "#{CLOUD_CONFIG_PATH}", :destination => '/tmp/vagrantfile-user-data'
        config.vm.provision :shell, :inline => 'mv /tmp/vagrantfile-user-data /var/lib/coreos-vagrant/', :privileged => true
    end

    1.upto(SETTINGS.INSTANCES) do |i|
        config.vm.define SETTINGS.NAME % i do |node|
            #puts 'node loop'
            if port
                node.vm.network 'forwarded_port', guest: 2375, host: port, auto_correct: true
                port += 1
            end

            node.vm.network :private_network, ip: ip.to_s
            ip = ip.succ
        end
    end
end


=begin
user-data
hostname
serial logging
config.vm.synced_folder '.', '/home/core/share', id: 'core', :nfs => true, :mount_options => ['nolock,vers=3,udp']
=end