require 'ipaddr' require 'fileutils' module LeapCli; module Commands desc "Manage local virtual machines." long_desc "This command provides a convient way to manage Vagrant-based virtual machines. If FILTER argument is missing, the command runs on all local virtual machines. The Vagrantfile is automatically generated in 'test/Vagrantfile'. If you want to run vagrant commands manually, cd to 'test'." command :local do |local| local.desc 'Starts up the virtual machine(s)' local.arg_name 'FILTER', :optional => true #, :multiple => false local.command :start do |start| start.action do |global_options,options,args| vagrant_command(["up", "sandbox on"], args) end end local.desc 'Shuts down the virtual machine(s)' local.arg_name 'FILTER', :optional => true #, :multiple => false local.command :stop do |stop| stop.action do |global_options,options,args| if global_options[:yes] vagrant_command("halt --force", args) else vagrant_command("halt", args) end end end local.desc 'Destroys the virtual machine(s), reclaiming the disk space' local.arg_name 'FILTER', :optional => true #, :multiple => false local.command :destroy do |destroy| destroy.action do |global_options,options,args| if global_options[:yes] vagrant_command("destroy --force", args) else vagrant_command("destroy", args) end end end local.desc 'Print the status of local virtual machine(s)' local.arg_name 'FILTER', :optional => true #, :multiple => false local.command :status do |status| status.action do |global_options,options,args| vagrant_command("status", args) end end local.desc 'Saves the current state of the virtual machine as a new snapshot' local.arg_name 'FILTER', :optional => true #, :multiple => false local.command :save do |status| status.action do |global_options,options,args| vagrant_command("sandbox commit", args) end end local.desc 'Resets virtual machine(s) to the last saved snapshot' local.arg_name 'FILTER', :optional => true #, :multiple => false local.command :reset do |reset| reset.action do |global_options,options,args| vagrant_command("sandbox rollback", args) end end end public # # returns the path to a vagrant ssh key file. # # if the vagrant.key file is owned by root or ourselves, then # we need to make sure that it owned by us and not world readable. # def vagrant_ssh_key_file file_path = File.expand_path('../../../vendor/vagrant_ssh_keys/vagrant.key', File.dirname(__FILE__)) Util.assert_files_exist! file_path uid = File.new(file_path).stat.uid if uid == 0 || uid == Process.euid FileUtils.cp file_path, '/tmp/vagrant.key' FileUtils.chmod 0600, '/tmp/vagrant.key' file_path = '/tmp/vagrant.key' end return file_path end protected def vagrant_command(cmds, args) vagrant_setup cmds = cmds.to_a if args.empty? nodes = [""] else nodes = manager.filter(args)[:environment => "local"].field(:name) end if nodes.any? vagrant_dir = File.dirname(Path.named_path(:vagrantfile)) exec = ["cd #{vagrant_dir}"] cmds.each do |cmd| nodes.each do |node| exec << "vagrant #{cmd} #{node}" end end execute exec.join('; ') else bail! "No nodes found. This command only works on nodes with ip_address in the network #{LeapCli.leapfile.vagrant_network}" end end private def vagrant_setup assert_bin! 'vagrant', 'Vagrant is required for running local virtual machines. Run "sudo apt-get install vagrant".' version = vagrant_version case version when 0..1 unless assert_run!('vagrant gem which sahara').chars.any? log :installing, "vagrant plugin 'sahara'" assert_run! 'vagrant gem install sahara' end when 2 unless assert_run!('vagrant plugin list | grep sahara | cat').chars.any? log :installing, "vagrant plugin 'sahara'" assert_run! 'vagrant plugin install sahara' end end create_vagrant_file end def vagrant_version minor_version = `vagrant --version|cut -d' ' -f 3 | cut -d'.' -f 2`.to_i version = case minor_version when 1..9 then 2 when 0 then 1 else 0 end return version end def execute(cmd) log 2, :run, cmd exec cmd end def create_vagrant_file lines = [] netmask = IPAddr.new('255.255.255.255').mask(LeapCli.leapfile.vagrant_network.split('/').last).to_s lines << %[Vagrant::Config.run do |config|] manager.each_node do |node| if node.vagrant? lines << %[ config.vm.define :#{node.name} do |config|] lines << %[ config.vm.box = "leap-wheezy"] lines << %[ config.vm.box_url = "http://download.leap.se/leap-debian.box"] lines << %[ config.vm.network :hostonly, "#{node.ip_address}", :netmask => "#{netmask}"] lines << %[ config.vm.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]] lines << %[ config.vm.customize ["modifyvm", :id, "--name", "#{node.name}"]] lines << %[ #{leapfile.custom_vagrant_vm_line}] if leapfile.custom_vagrant_vm_line lines << %[ end] end end lines << %[end] lines << "" write_file! :vagrantfile, lines.join("\n") end def pick_next_vagrant_ip_address taken_ips = manager.nodes[:environment => "local"].field(:ip_address) if taken_ips.any? highest_ip = taken_ips.map{|ip| IPAddr.new(ip)}.max new_ip = highest_ip.succ else new_ip = IPAddr.new(LeapCli.leapfile.vagrant_network).succ.succ end return new_ip.to_s end end; end