controller节点访问
http://127.0.0.1/dashboard/project/api_access/
下载admin-openrc.sh文件（里面包含了各种授权信息，包括用户名，项目名，项目ID等）
在shell中执行：
source admin-openrc.sh之后就可以使用openstack命令行访问服务
查询token
openstack token issue+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field | Value |
+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| expires | 2018-10-26T10:42:37+0000 |
| id | gAAAAABb0uGNQKnXIsmeOLFWHAPuodJhZLt_EfthUoz-oKVoNKTI6k-gY6EcLoGB_eJ--fq-DfSJkQ8LziqZtBvbOdR4JLVG5iK-_rsL9IiBddGB5sSSczq0JSEGzXECq4yJMWxQJ0HNxrI-kEZRPb3xWiVYPhDzS3hUKK3XDSVHxyidk2t0J2Y |
| project_id | 75e91b0ef4ac48e7b12ec6e1920adc69 |
| user_id | f257d8cce0ca43d79cf3e14892f0cab8 |
+------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
查询服务
openstack service list+----------------------------------+-------------+----------------+
| ID | Name | Type |
+----------------------------------+-------------+----------------+
| 1bf2d3c5b18b400e8a16b3c2da3fc5e2 | glance | image |
| 5108729c6f8048cf8643bd0c5bd6e83a | keystone | identity |
| 51bf682d18c2495aa90ae15b71a73bd0 | cinder | block-storage |
| 604fc048b4914a9fb0d95c953007fb6b | neutron | network |
| 696f3a3bf88a4b439213256ec3352e34 | nova_legacy | compute_legacy |
| 6f756b71ce5940bd936da54c33cca652 | nova | compute |
| 9bbc1ec5ba754277a97201adce183512 | cinder | volume |
| cca86f0360724219a8924db971c849b6 | cinderv3 | volumev3 |
| f63758cad01947579c91a1062fc46532 | placement | placement |
| f75fdff1fc904443a60251e8183a7130 | cinderv2 | volumev2 |
+----------------------------------+-------------+----------------+
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