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Diffstat (limited to 'lib/leap_cli/commands/vagrant.rb')
| -rw-r--r-- | lib/leap_cli/commands/vagrant.rb | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/lib/leap_cli/commands/vagrant.rb b/lib/leap_cli/commands/vagrant.rb new file mode 100644 index 00000000..e2dfb8a9 --- /dev/null +++ b/lib/leap_cli/commands/vagrant.rb @@ -0,0 +1,197 @@ +autoload :IPAddr, '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, :l] do |local| + local.desc 'Starts up the virtual machine(s)' + local.arg_name 'FILTER', :optional => true #, :multiple => false + local.command :start do |start| + start.flag(:basebox, + :desc => "The basebox to use. This value is passed to vagrant as the "+ + "`config.vm.box` option. The value here should be the name of an installed box or a "+ + "shorthand name of a box in HashiCorp's Atlas.", + :arg_name => 'BASEBOX', + :default_value => 'LEAP/wheezy' + ) + start.action do |global_options,options,args| + vagrant_command(["up", "sandbox on"], args, options) + 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 private 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 = Path.vagrant_ssh_priv_key_file + Util.assert_files_exist! file_path + uid = File.new(file_path).stat.uid + if uid == 0 || uid == Process.euid + FileUtils.install file_path, '/tmp/vagrant.key', :mode => 0600 + file_path = '/tmp/vagrant.key' + end + return file_path + end + + protected + + def vagrant_command(cmds, args, options={}) + vagrant_setup(options) + 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(options) + assert_bin! 'vagrant', 'Vagrant is required for running local virtual machines. Run "sudo apt-get install vagrant".' + + if vagrant_version <= Gem::Version.new('1.0.0') + gem_path = assert_run!('vagrant gem which sahara') + if gem_path.nil? || gem_path.empty? || gem_path =~ /^ERROR/ + log :installing, "vagrant plugin 'sahara'" + assert_run! 'vagrant gem install sahara -v 0.0.13' + end + else + 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(options) + end + + def vagrant_version + @vagrant_version ||= Gem::Version.new(assert_run!('vagrant --version').split(' ')[1]) + end + + def execute(cmd) + log 2, :run, cmd + exec cmd + end + + def create_vagrant_file(options) + lines = [] + netmask = IPAddr.new('255.255.255.255').mask(LeapCli.leapfile.vagrant_network.split('/').last).to_s + + basebox = options[:basebox] || 'LEAP/wheezy' + + if vagrant_version <= Gem::Version.new('1.1.0') + 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 = "#{basebox}"] + 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 + else + lines << %[Vagrant.configure("2") do |config|] + manager.each_node do |node| + if node.vagrant? + lines << %[ config.vm.define :#{node.name} do |config|] + lines << %[ config.vm.box = "#{basebox}"] + lines << %[ config.vm.network :private_network, ip: "#{node.ip_address}"] + lines << %[ config.vm.provider "virtualbox" do |v|] + lines << %[ v.customize ["modifyvm", :id, "--natdnshostresolver1", "on"]] + lines << %[ v.name = "#{node.name}"] + lines << %[ end] + lines << %[ #{leapfile.custom_vagrant_vm_line}] if leapfile.custom_vagrant_vm_line + lines << %[ end] + 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 |