Class: Vagrant::Action::Builtin::Disk

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant/action/builtin/disk.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ Disk

Returns a new instance of Disk.



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# File 'lib/vagrant/action/builtin/disk.rb', line 10

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

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant/action/builtin/disk.rb', line 15

def call(env)
  machine = env[:machine]
  defined_disks = get_disks(machine, env)

  # Call into providers machine implementation for disk management
  configured_disks = {}
  if !defined_disks.empty?
    if machine.provider.capability?(:configure_disks)
     configured_disks = machine.provider.capability(:configure_disks, defined_disks)
    else
      env[:ui].warn(I18n.t("vagrant.actions.disk.provider_unsupported",
                         provider: machine.provider_name))
    end
  end

  # Always write the disk metadata even if the configured
  # disks is empty. This ensure that old entries are not
  # orphaned in the metadata file.
  write_disk_metadata(machine, configured_disks)

  # Continue On
  @app.call(env)
end

#get_disks(machine, env) ⇒ Object 



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# File 'lib/vagrant/action/builtin/disk.rb', line 47

def get_disks(machine, env)
  return @_disks if @_disks

  @_disks = []
  @_disks = machine.config.vm.disks

  @_disks
end

#write_disk_metadata(machine, current_disks) ⇒ Object 



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# File 'lib/vagrant/action/builtin/disk.rb', line 39

def write_disk_metadata(machine, current_disks)
  meta_file = machine.data_dir.join("disk_meta")
  @logger.debug("Writing disk metadata file to #{meta_file}")
  File.open(meta_file.to_s, "w+") do |file|
    file.write(JSON.dump(current_disks))
  end
end