power.py 文件源码

def reboot(self, task):
        """Cycles the power to the task's node.

        :param task: a TaskManager instance containing the node to act on.
        :raises: InvalidParameterValue if iboot parameters are invalid.
        :raises: MissingParameterValue if required iboot parameters are
            missing.
        :raises: PowerStateFailure if the final state of the node is not
            POWER_ON.

        """
        driver_info = _parse_driver_info(task.node)
        _switch(driver_info, False)
        _sleep_switch(CONF.iboot.reboot_delay)
        _switch(driver_info, True)
        _check_power_state(driver_info, states.POWER_ON)