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|
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.install file_path, '/tmp/vagrant.key', :mode => 0600
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
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'
# (sahara versions above 0.0.13 require vagrant > 1.0)
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
version = vagrant_version
case version
when 0..1
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
when 2
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 = "leap-wheezy"]
lines << %[ config.vm.box_url = "http://download.leap.se/leap-debian.box"]
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
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