++ openstack domain create --or-show --enable -f value -c id '--description=Service Domain for RegionOne/magnum' magnum
+ SERVICE_OS_DOMAIN_ID=e70eb9ec774243219625916057526318
+ openstack domain show e70eb9ec774243219625916057526318
+-------------+-------------------------------------+
| Field       | Value                               |
+-------------+-------------------------------------+
| id          | e70eb9ec774243219625916057526318    |
| name        | magnum                              |
| enabled     | True                                |
| description | Service Domain for RegionOne/magnum |
| options     | {}                                  |
+-------------+-------------------------------------+
++ openstack user create --or-show --enable -f value -c id --domain=e70eb9ec774243219625916057526318 --description 'Service User for RegionOne/magnum' --password=ZM4JpiuWbilDb1yGjhHhSfla6j0hhKRI magnum-domain-RegionOne
+ SERVICE_OS_USERID=61e50a8c4a904a0db1470b745b96ebcd
+ openstack user set --password=ZM4JpiuWbilDb1yGjhHhSfla6j0hhKRI 61e50a8c4a904a0db1470b745b96ebcd
+ openstack user show 61e50a8c4a904a0db1470b745b96ebcd
+---------------------+-----------------------------------+
| Field               | Value                             |
+---------------------+-----------------------------------+
| default_project_id  | None                              |
| domain_id           | e70eb9ec774243219625916057526318  |
| email               | None                              |
| enabled             | True                              |
| id                  | 61e50a8c4a904a0db1470b745b96ebcd  |
| name                | magnum-domain-RegionOne           |
| description         | Service User for RegionOne/magnum |
| password_expires_at | None                              |
| options             | {}                                |
+---------------------+-----------------------------------+
++ openstack role show -f value -c id admin
+ SERVICE_OS_ROLE_ID=5e64159a520a4dc9be12b0cebd78bd12
+ openstack role add --domain=e70eb9ec774243219625916057526318 --user=61e50a8c4a904a0db1470b745b96ebcd --user-domain=e70eb9ec774243219625916057526318 5e64159a520a4dc9be12b0cebd78bd12
+ openstack role assignment list --role=5e64159a520a4dc9be12b0cebd78bd12 --user-domain=e70eb9ec774243219625916057526318 --user=61e50a8c4a904a0db1470b745b96ebcd
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+
| Role                             | User                             | Group | Project | Domain                           | System | Inherited |
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+
| 5e64159a520a4dc9be12b0cebd78bd12 | 61e50a8c4a904a0db1470b745b96ebcd |       |         | e70eb9ec774243219625916057526318 |        | False     |
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+