环境ironic-apiironic-conductor,ironicclient均升级为Queens版本官网说明API版本为1.38才支持rescue/unrescue，所以修改下openrc文件exportOS_PROJECT_DOMAIN_NAME=defaultexportOS_USER_DOMAI...

    参考：https://docs.openstack.org/ironic/latest/contributor/states.htmlhttps://docs.openstack.org/ironic/latest/contributor/states.html ...

1、用户调用Nova的rescue函数nova/virt/ironic/driver.pyclassIronicDriver(virt_driver.ComputeDriver):............#导入ironicclient模块def__init__(self,virtapi,read_only=False)...