./stack.sh is updating oslo_db=2.4 automatically

[Manjeet Singh Bhatia]

2015-08-19 15:52:25.840 | Traceback (most recent call last):
2015-08-19 15:52:25.840 | File "/usr/local/bin/magnum-db-manage", line 10, in <module>
2015-08-19 15:52:25.840 | sys.exit(main())
2015-08-19 15:52:25.841 | File "/opt/stack/magnum/magnum/cmd/db_manage.py", line 91, in main
2015-08-19 15:52:25.841 | CONF.command.func(get_manager())
2015-08-19 15:52:25.841 | File "/opt/stack/magnum/magnum/cmd/db_manage.py", line 33, in do_upgrade
2015-08-19 15:52:25.841 | mgr.upgrade(CONF.command.revision)
2015-08-19 15:52:25.841 | File "/usr/local/lib/python2.7/dist-packages/oslo_db/sqlalchemy/migration_cli/manager.py", line 58, in upgrade
2015-08-19 15:52:25.841 | rev_in_plugins = [p.has_revision(revision) for p in self._plugins]
2015-08-19 15:52:25.841 | File "/usr/local/lib/python2.7/dist-packages/oslo_db/sqlalchemy/migration_cli/ext_alembic.py", line 98, in has_revision
2015-08-19 15:52:25.841 | self.config.get_main_option('alembic_repo_path'))
2015-08-19 15:52:25.841 | File "/usr/local/lib/python2.7/dist-packages/alembic/script/base.py", line 54, in __init__
2015-08-19 15:52:25.841 | if not os.access(dir, os.F_OK):
2015-08-19 15:52:25.841 | TypeError: coercing to Unicode: need string or buffer, NoneType found

[OpenStack Infra (hudson-openstack)]

Change abandoned by Hongbin Lu (<email address hidden>) on branch: master
Review: https://review.openstack.org/215341
Reason: The gate test has been fixed in https://review.openstack.org/#/c/215084/

[hongbin (hongbin034)]

Fixed by:

https://review.openstack.org/#/c/215084/
https://review.openstack.org/#/c/214711/