Class: VagrantPlugins::OVirtProvider::Action::ResizeDisk

Inherits:
Object
  • Object
show all
Includes:
Vagrant::Util::ScopedHashOverride
Defined in:
lib/vagrant-ovirt4/action/resize_disk.rb

Overview

Resize the disk if necessary, before VM is running.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ ResizeDisk

Returns a new instance of ResizeDisk.



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# File 'lib/vagrant-ovirt4/action/resize_disk.rb', line 11

def initialize(app, env)
  @logger = Log4r::Logger.new("vagrant_ovirt::action::resize_disk")
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-ovirt4/action/resize_disk.rb', line 16

def call(env)
  # Is it necessary to resize the disk?
  config = env[:machine].provider_config
  if config.disk_size.nil?
    # Nothing to do
    @app.call(env)
    return
  end

  # Get machine first.
  begin
    machine = OVirtProvider::Util::Collection.find_matching(
      env[:ovirt_compute].servers.all, env[:machine].id.to_s)
  rescue => e
    raise Errors::NoVMError,
      :vm_name => env[:machine].id.to_s
  end

  # Extend disk size if necessary
  begin
    machine.update_volume(
      :id      => machine.volumes.first.id,
      :size    => config.disk_size*1024*1024*1024,
    )
  rescue => e
    raise Errors::UpdateVolumeError,
      :error_message => e.message
  end

  # Wait till all volumes are ready.
  env[:ui].info(I18n.t("vagrant_ovirt4.wait_for_ready_volume"))
  for i in 0..10
    ready = true
    machine = env[:ovirt_compute].servers.get(env[:machine].id.to_s)
    machine.volumes.each do |volume|
      if volume.status != 'ok'
        ready = false
        break
      end
    end
    break if ready
    sleep 2
  end

  if not ready
    raise Errors::WaitForReadyResizedVolumeTimeout
  end

  @app.call(env)
end