openstack ERROR zun.common.exception AttributeError: ‘Query’ object has no attribute ‘with_lockmode’。
出现错误如下：
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception Traceback (most recent call last):
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/common/exception.py”, line 110, in wrapped
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception return func(*args, **kwargs)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/api/validation/init.py”, line 55, in wrapper
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception return func(*args, **kwargs)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/api/controllers/v1/containers.py”, line 872, in reboot
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception container.save(context)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/oslo_versionedobjects/base.py”, line 226, in wrapper
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception return fn(self, *args, **kwargs)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/objects/container.py”, line 275, in save
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception updates)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/osprofiler/profiler.py”, line 159, in wrapper
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception result = f(*args, **kwargs)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/db/api.py”, line 133, in update_container
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception context, container_type, container_id, values)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/db/sqlalchemy/api.py”, line 253, in update_container
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception return self._do_update_container(container_type, container_id, values)
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception File “/usr/local/lib/python3.6/site-packages/zun/db/sqlalchemy/api.py”, line 262, in _do_update_container
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception ref = query.with_lockmode(‘update’).one()
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception AttributeError: ‘Query’ object has no attribute ‘with_lockmode’
2023-07-19 09:51:04.037 10958 ERROR zun.common.exception
解决方法：
pip3 list | grep -i sql
主要是由于SQLAlchemy版本过高导致的，只需要安装合适的版本即可：
pip3 install SQLAlchemy==1.3.8
如果有其他包依赖这个包，需要解决依赖关系。
重启相关的服务，例如：
systemctl restart zun-api zun-wsproxy