Comment 6 for bug 1156932

 nova secgroup-list is returing id of security-group. So I don't see any problem in modifying security-group-rule group with id.

 nova secgroup-list
+--------------------------------------+---------+-------------+
| Id | Name | Description |
+--------------------------------------+---------+-------------+
| 1bf4d9ab-31b0-4e62-a744-926f5979f0ad | default | default |
| 1dac5e03-ec05-4a01-9ac6-c1fd2e1609e2 | test1 | - |
| be329817-f2c4-461e-8e31-963adf4bc950 | test1 | - |
| e2d012cd-5db2-46e7-b080-5dbe3f36aafc | test2 | - |
+--------------------------------------+---------+-------------+