getting user info
+----------------------------------+--------------------+
| ID                               | Name               |
+----------------------------------+--------------------+
| 35527ef9860946278eefd8c7e3678511 | neutron_ff9a60a0   |
| 71195489dac65f82475be4a64a28643c | rally              |
| 81362edea8104e8180b3add7ea89bf4e | keystone_admin     |
| 8c28983d67094755a6a48fbfc8a567aa | glance_ff9a60a0    |
| 951970206f744c589e8dc7c3e9d0517c | cinder_ff9a60a0    |
| a2e61ba7f71e42fda2e06d2052eec971 | admin              |
| a92689769a0e4e71975ad77d80834124 | barbican           |
| ae83e93d1571436f9e6b7d77a86d660c | admin_read_only    |
| dc455201846f48ecb450a12a94c60633 | placement_ff9a60a0 |
| efe978964ee273b26439cf671e81534b | sunjun-test        |
| f691c3f3c9d44d4586e18d23223a63eb | nova_ff9a60a0      |
+----------------------------------+--------------------+
