Synnefo » snf-ganeti

def RebootInstance(instance, reboot_type, extra_args):

  """Reboot an instance.

  Args:

    instance    - name of instance to reboot

    reboot_type - how to reboot [soft,hard,full]

  """

  running_instances = GetInstanceList()

  if instance.name not in running_instances:

    logger.Error("Cannot reboot instance that is not running")

    return False

  hyper = hypervisor.GetHypervisor()

  if reboot_type == constants.INSTANCE_REBOOT_SOFT:

    try:

      hyper.RebootInstance(instance)

    except errors.HypervisorError, err:

      logger.Error("Failed to soft reboot instance: %s" % err)

      return False

  elif reboot_type == constants.INSTANCE_REBOOT_HARD:

    try:

      ShutdownInstance(instance)

      StartInstance(instance, extra_args)

    except errors.HypervisorError, err:

      logger.Error("Failed to hard reboot instance: %s" % err)

      return False

  else:

    raise errors.ParameterError("reboot_type invalid")

  return True