Class: VagrantPlugins::ProviderVeertu::Action::SetName

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

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ SetName

Returns a new instance of SetName.



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# File 'lib/vagrant-veertu/action/set_name.rb', line 7

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

Instance Method Details

#call(env) ⇒ Object

Raises:

  • (Vagrant::Errors::VMNameExists) 


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# File 'lib/vagrant-veertu/action/set_name.rb', line 12

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, "")

    # milliseconds + random number suffix to allow for simultaneous
    # `vagrant up` of the same box in different dirs
    name = prefix + "_#{(Time.now.to_f * 1000.0).to_i}_#{rand(100000)}"
  end

  # Verify the name is not taken
  vms = env[:machine].provider.driver.read_vms
  raise Vagrant::Errors::VMNameExists, name: name if \
    vms.key?(name) && vms[name] != env[:machine].id

  if vms.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

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

  @app.call(env)
end