++ openstack domain create --or-show --enable -f value -c id '--description=Service Domain for RegionOne/magnum' magnum
+ SERVICE_OS_DOMAIN_ID=685be2eaeee24148a53fa4eddfaaf018
+ openstack domain show 685be2eaeee24148a53fa4eddfaaf018
+-------------+-------------------------------------+
| Field       | Value                               |
+-------------+-------------------------------------+
| id          | 685be2eaeee24148a53fa4eddfaaf018    |
| name        | magnum                              |
| enabled     | True                                |
| description | Service Domain for RegionOne/magnum |
| options     | {}                                  |
+-------------+-------------------------------------+
++ openstack user create --or-show --enable -f value -c id --domain=685be2eaeee24148a53fa4eddfaaf018 --description 'Service User for RegionOne/magnum' --password=KppfTAbujA4CuMaYKWlgaUlJHMy2Glml magnum-domain-RegionOne
+ SERVICE_OS_USERID=21e6e82f02584191868f4450328a5509
+ openstack user set --password=KppfTAbujA4CuMaYKWlgaUlJHMy2Glml 21e6e82f02584191868f4450328a5509
+ openstack user show 21e6e82f02584191868f4450328a5509
+---------------------+-----------------------------------+
| Field               | Value                             |
+---------------------+-----------------------------------+
| default_project_id  | None                              |
| domain_id           | 685be2eaeee24148a53fa4eddfaaf018  |
| email               | None                              |
| enabled             | True                              |
| id                  | 21e6e82f02584191868f4450328a5509  |
| 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=349f549dcaa740e38f4163faf2ead440
+ openstack role add --domain=685be2eaeee24148a53fa4eddfaaf018 --user=21e6e82f02584191868f4450328a5509 --user-domain=685be2eaeee24148a53fa4eddfaaf018 349f549dcaa740e38f4163faf2ead440
+ openstack role assignment list --role=349f549dcaa740e38f4163faf2ead440 --user-domain=685be2eaeee24148a53fa4eddfaaf018 --user=21e6e82f02584191868f4450328a5509
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+
| Role                             | User                             | Group | Project | Domain                           | System | Inherited |
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+
| 349f549dcaa740e38f4163faf2ead440 | 21e6e82f02584191868f4450328a5509 |       |         | 685be2eaeee24148a53fa4eddfaaf018 |        | False     |
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+