Class: VagrantPlugins::ProviderKvm::Action::SetName

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-kvm/action/set_name.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ SetName

Returns a new instance of SetName.



5
6
7
8
 
# File 'lib/vagrant-kvm/action/set_name.rb', line 5

def initialize(app, env)
  @logger = Log4r::Logger.new("vagrant::action::vm::setname")
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 
# File 'lib/vagrant-kvm/action/set_name.rb', line 10

def call(env)
  name = env[:machine].provider_config.name

  # If we already set the name before, then don't do anything
  sentinel = env[:machine].data_dir.join("action_set_name")
  if !name && sentinel.file?
    @logger.info("Default name was already set before, not doing it again.")
    return @app.call(env)
  end

  # If no name was manually set, then use a default
  if !name
    prefix = "#{env[:root_path].basename.to_s}_#{env[:machine].name}"
    prefix.gsub!(/[^-a-z0-9_]/i, "")
    name = prefix + "_#{(Time.now.to_f * 1000.0).to_i}_#{rand(100000)}"
  end

  # @todo raise error if name is taken in kvm
  # Verify the name is not taken
  # vms = env[:machine].provider.driver.read_vms
  #raise Vagrant::Errors::VMNameExists, :name => name if    #  vms.has_key?(name) && vms[name] != env[:machine].id
  #
  #if vms.has_key?(name)
  #  @logger.info("Not setting the name because our name is already set.")
  #else
  #  env[:ui].info(I18n.t(
  #    "vagrant.actions.vm.set_name.setting_name", name: name))
  #  env[:machine].provider.driver.set_name(name)
  #end

  @logger.info("Setting the name of the VM: #{name}")
  env[:machine].provider.driver.set_name(name)

  # Create the sentinel
  sentinel.open("w") do |f|
    f.write(Time.now.to_i.to_s)
  end

  @app.call(env)
end