Multi-VIM: Allow same auth_url with different tenants

[Sridhar Ramaswamy]

I have installed tacker , launch vnf instance successfully . my doubt is how to add more VIM or register vim (nonadmin teneant) , more vim in same openstack environment?

existing vim-list

tacker vim-list
+--------------------------------------+----------------------------------+-------------+-----------+------------------+----------------------------+------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| id | tenant_id | name | type | description | auth_url | placement_attr | auth_cred |
+--------------------------------------+----------------------------------+-------------+-----------+------------------+----------------------------+------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 5a7585a4-cebc-458f-9ebc-eddad3313fc6 | 1167e04f6d034c6d9305fc2985140648 | default_vim | openstack | OpenStack Mitaka | http://controller:35357/v3 | {u'regions': [u'RegionOne']} | {u'username': u'admin', u'project_name': u'admin', u'user_id': u'', u'user_domain_name': u'default', u'project_id': u'', u'auth_url': u'http://controller:35357/v3', u'password': '***', u'project_domain_name': u'default'} |
+--------------------------------------+----------------------------------+-------------+-----------+------------------+----------------------------+------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

expecting
tacker vim-list
+--------------------------------------+----------------------------------+-------------+-----------+------------------+----------------------------+------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| id | tenant_id | name | type | description | auth_url | placement_attr | auth_cred |
+--------------------------------------+----------------------------------+-------------+-----------+------------------+----------------------------+------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 5a7585a4-cebc-458f-9ebc-eddad3313fc6 | 1167e04f6d034c6d9305fc2985140648 | default_vim | openstack | OpenStack Mitaka | http://controller:35357/v3 | {u'regions': [u'RegionOne']} | {u'username': u'admin', u'project_name': u'admin', u'user_id': u'', u'user_domain_name': u'default', u'project_id': u'', u'auth_url': u'http://controller:35357/v3', u'password': '***', u'project_domain_name': u'default'} |
| 5a7585a4-cebc-458f-9ebc-eddad3313fc6 | 1167e04f6d034c6d9305fc2985140648 | default_vim | openstack | OpenStack Mitaka | http://controller:35357/v3 | {u'regions': [u'RegionOne']} | {u'username': u'nonadmin', u'project_name': u'nonadmin', u'user_id': u'', u'user_domain_name': u'default', u'project_id': u'', u'auth_url': u'http://controller:35357/v3', u'password': '***', u'project_domain_name': u'default'} |
+--------------------------------------+----------------------------------+-------------+-----------+------------------+----------------------------+------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

[yong sheng gong (gongysh)]

https://bugs.launchpad.net/tacker/+bug/1673915

let merge these two bugs.