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|
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/jessie'
)
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".'
assert! (vagrant_version >= Gem::Version.new('1.1')), 'Vagrant version >= 1.1 is required for running local virtual machines. Please upgrade.'
unless assert_run!('vagrant plugin list | grep sahara | cat').chars.any?
log :installing, "vagrant plugin 'sahara'"
assert_run! 'vagrant plugin install sahara'
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 = []
basebox = options[:basebox] || 'LEAP/jessie'
# override basebox with custom setting from Leapfile or ~/.leaprc
basebox = leapfile.vagrant_basebox || basebox
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 << %[ v.memory = 1024]
lines << %[ end]
lines << %[ config.vm.provider "libvirt" do |v|]
lines << %[ v.memory = 1024]
lines << %[ end]
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
|
