def is_bootstrap_started():
  """Checks to see if bootstrap has started.

  Returns:
    True if the bootstrap has started, else False.
  """
  if (config_model.Config.get('bootstrap_started') and
      config_model.Config.get('bootstrap_completed')):
    # If bootstrap was completed indicate that it is no longer in progress.
    config_model.Config.set('bootstrap_started', False)
  return config_model.Config.get('bootstrap_started')