Comment 0 for bug 1718747

Attempting to delete a domain which contains users and projects may yield an UnexpectedError similiar to this

Sep 21 19:37:17 vagrant-openSUSE-Leap <email address hidden>[23894]: DEBUG keystone.common.sql.core [None req-707ec264-b10c-4079-94bb-2af01db58aab None None] Conflict project: (pymysql.err.IntegrityError) (1451, u'Cannot delete or update a parent row: a foreign key constraint fails (`keystone`.`user`, CONSTRAINT `user_ibfk_1` FOREIGN KEY (`domain_id`) REFERENCES `project` (`id`))') [SQL: u'DELETE FROM project WHERE project.id = %(id)s'] [parameters: {'id': u'63d2d5446e364f00b3181bf49c62c5b8'}] {{(pid=23897) wrapper /opt/stack/keystone/keystone/common/sql/core.py:550}}
Sep 21 19:37:17 vagrant-openSUSE-Leap <email address hidden>[23894]: WARNING keystone.common.wsgi [None req-707ec264-b10c-4079-94bb-2af01db58aab None None] An unexpected error prevented the server from fulfilling your request.: UnexpectedError: An unexpected error prevented the server from fulfilling your request.

Steps to reproduce:

1. Install devstack
2. create a domain 'foo'

  openstack domain create foo

3. create a user in domain 'foo'

  openstack user create --password equifax --domain foo foo_user

4. create a project in domain 'foo'

  openstack project create --domain foo foo_project

5. enable domain user 'foo_user' access to project 'foo_project'

  openstack role add --user foo_user --project foo_project admin

6. now disable domain 'foo'

  openstack domain set --disable foo

7. attempt to delete domain 'foo' will yield an expected error mentioned above

  openstack domain delete foo