vagrant/Vagrantfile

   1 # -*- mode: ruby -*-
   2 # vi: ft=ruby:et:ts=2:sts=2:sw=2
   3
   4 VAGRANTFILE_API_VERSION = "2"
   5
   6 require 'yaml'
   7 require 'ipaddr'
   8 require 'resolv'
   9 require 'securerandom'
  10
  11 f = ENV['AUTOCLUSTER_STATE'] + '/config.yml'
  12 if File.exists?(f)
  13   settings = YAML::load_file f
  14
  15   puts "Loaded config from #{f}."
  16 end
  17
  18 def resolvURL(url)
  19   u = URI.parse(url)
  20   u.host = Resolv.getaddress(u.host)
  21   u.to_s
  22 end
  23
  24 shared_disk_ids = []
  25 for i in 1..settings['shared_disks']['count']
  26   shared_disk_ids[i] = sprintf('AUTO-%02d-', i) + SecureRandom.uuid[0..7]
  27 end
  28
  29 #
  30 # The vagrant machine definitions
  31 #
  32
  33 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  34
  35   if ENV['http_proxy'] or ENV['https_proxy']
  36     if Vagrant.has_plugin?("vagrant-proxyconf")
  37       if ENV['http_proxy']
  38         config.proxy.http = resolvURL(ENV['http_proxy'])
  39       end
  40       if ENV['http_proxys']
  41         config.proxy.https = resolvURL(ENV['http_proxys'])
  42       end
  43       config.proxy.no_proxy = "localhost,127.0.0.1"
  44     end
  45   end
  46
  47   if Vagrant.has_plugin?("vagrant-libvirt")
  48     config.vm.provider :libvirt do |libvirt|
  49       libvirt.storage_pool_name = "autocluster"
  50     end
  51   end
  52
  53   settings['nodes'].each do |hostname, node|
  54     config.vm.define hostname do |v|
  55       v.vm.box = settings['vagrant_box']
  56       v.vm.hostname = hostname
  57
  58       node['ips'].each do |ip|
  59         v.vm.network "private_network",
  60                      ip: ip,
  61                      nm_controlled: "no"
  62       end
  63
  64       if settings['virthost']
  65         virthost = settings['virthost']
  66         v.vm.provision "shell",
  67                        run: "always",
  68                        inline: "route add default gw " + virthost + "|| :"
  69       end
  70
  71       # No shared folders - they might require extra software on the
  72       # nodes and installation can time out  :-(
  73       v.vm.synced_folder ".", "/vagrant", disabled: true
  74
  75       v.vm.provision "file",
  76                      source: "~/.ssh/id_autocluster",
  77                      destination: "~/.ssh/id_autocluster"
  78       v.vm.provision "file",
  79                      source: "~/.ssh/id_autocluster.pub",
  80                      destination: "~/.ssh/id_autocluster.pub"
  81       v.vm.provision :shell,
  82                      privileged: true,
  83                      path: "autocluster_ssh_node_setup.sh"
  84
  85       v.vm.provider :libvirt do |libvirt|
  86
  87         libvirt.default_prefix = 'autocluster'
  88         libvirt.cpus = settings['cpus']
  89         #FIXME: causes an error ### libvirt.memory = settings['memory']
  90
  91         if node['has_shared_storage']
  92           for i in 1..settings['shared_disks']['count']
  93             libvirt.storage :file,
  94                             :serial => shared_disk_ids[i],
  95                             :path => sprintf('autocluster_%s_shared%02d.img',
  96                                              settings['cluster'], i),
  97                             :size => settings['shared_disks'].size,
  98                             :allow_existing => true,
  99                             :shareable => true,
 100                             :type => 'raw'
 101           end
 102         end
 103       end
 104
 105       # The libvirt provider sometimes configures a private network
 106       # but doesn't bring it up.  Check that all desired IPs are
 107       # assigned, failing if any are missing.
 108       v.vm.provision "shell",
 109                      run: "always",
 110                      path: "autocluster_check_ips.sh",
 111                      args: node['ips']
 112     end
 113   end
 114 end