++ openstack domain create --or-show --enable -f value -c id '--description=Service Domain for RegionOne/magnum' magnum
+ SERVICE_OS_DOMAIN_ID=28694d639f42426e80d73a4b8f655130
+ openstack domain show 28694d639f42426e80d73a4b8f655130
+-------------+-------------------------------------+
| Field       | Value                               |
+-------------+-------------------------------------+
| description | Service Domain for RegionOne/magnum |
| enabled     | True                                |
| id          | 28694d639f42426e80d73a4b8f655130    |
| name        | magnum                              |
| options     | {}                                  |
| tags        | []                                  |
+-------------+-------------------------------------+
++ openstack user create --or-show --enable -f value -c id --domain=28694d639f42426e80d73a4b8f655130 --description 'Service User for RegionOne/magnum' --password=TydByFaQow3go3IylQcaNj3OThuKMAiO magnum-domain-RegionOne
+ SERVICE_OS_USERID=7bc73c544f994fb79172da39e9e175ca
+ openstack user set --password=TydByFaQow3go3IylQcaNj3OThuKMAiO 7bc73c544f994fb79172da39e9e175ca
+ openstack user show 7bc73c544f994fb79172da39e9e175ca
+---------------------+-----------------------------------+
| Field               | Value                             |
+---------------------+-----------------------------------+
| default_project_id  | None                              |
| domain_id           | 28694d639f42426e80d73a4b8f655130  |
| email               | None                              |
| enabled             | True                              |
| id                  | 7bc73c544f994fb79172da39e9e175ca  |
| name                | magnum-domain-RegionOne           |
| description         | Service User for RegionOne/magnum |
| password_expires_at | None                              |
+---------------------+-----------------------------------+
++ openstack role show -f value -c id admin
+ SERVICE_OS_ROLE_ID=ea7cebaf42a94537a4b8d053d972abd5
+ openstack role add --domain=28694d639f42426e80d73a4b8f655130 --user=7bc73c544f994fb79172da39e9e175ca --user-domain=28694d639f42426e80d73a4b8f655130 ea7cebaf42a94537a4b8d053d972abd5
+ openstack role assignment list --role=ea7cebaf42a94537a4b8d053d972abd5 --user-domain=28694d639f42426e80d73a4b8f655130 --user=7bc73c544f994fb79172da39e9e175ca
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+
| Role                             | User                             | Group | Project | Domain                           | System | Inherited |
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+
| ea7cebaf42a94537a4b8d053d972abd5 | 7bc73c544f994fb79172da39e9e175ca |       |         | 28694d639f42426e80d73a4b8f655130 |        | False     |
+----------------------------------+----------------------------------+-------+---------+----------------------------------+--------+-----------+