Created attachment 1480529 [details]
update_volume

Description:
The bug is reproduced at the CFME 5.9 + OSP 14 and with the CFME 5.10 + OSP 14 too.

How reproducible:
Always

Pre-Condition:
Cloud provider should be added to the CFME

Steps to Reproduce:
1. Go to Storage -> Block Storage -> Volumes
2. Click to Configurations -> Add a new Cloud Volume
3. Storage manager: RHOS-14-Overcloud Cinder Manager;
   Cloud tenant: admin
   Volume name: volume_1
   Size: 1
4. Click Add
5. Refresh the page and wait while "volume_1" is appeared
6. Select "volume_1" and click Configuration -> Edit selected Cloud Volume
7. Change name "volume_1" to the "volume_2"
8. Click Save

Actual results:
Name should be successfully changed

Expected results:
An error appears:
"Unable to update Cloud Volume "volume_2": Invalid input for field/attribute volume. Value: {u'migration_status': None, u'attachments': [], u'links': [{u'href': u'https://10.0.0.101:13776/v2/bd7acd603e02437dadaf52601dd472e6/volumes/510f6a8d-534e-4e28-9928-0b6294e62466', u'rel': u'self'}, {u'href': u'https://10.0.0.101:13776/bd7acd603e02437dadaf52601dd472e6/volumes/510f6a8d-534e-4e28-9928-0b6294e62466', u'rel': u'bookmark'}], u'availability_zone': u'nova', u'os-vol-host-attr:host': u'hostgroup@tripleo_iscsi#tripleo_iscsi', u'encrypted': False, u'updated_at': u'2018-09-03T12:04:56.000000', u'replication_status': None, u'snapshot_id': None, u'size': u'1', u'user_id': u'4ee7c029c6cb4664a30f21f8ca9b12c6', u'miq_task_id': 10000000000841, u'cloud_tenant_id': u'10000000000001', u'os-vol-mig-status-attr:migstat': None, u'metadata': {}, u'status': u'available', u'description': None, u'multiattach': False, u'source_volid': None, u'consistencygroup_id': None, u'os-vol-mig-status-attr:name_id': None, u'name': u'volume_2', u'task_id': 10000000000841, u'bootable': u'false', u'tenant_id': u'bd7acd603e02437dadaf52601dd472e6', u'created_at': u'2018-09-03T12:04:55.000000', u'volume_type': u''}. Additional properties are not allowed (u'migration_status', u'attachments', u'links', u'availability_zone', u'os-vol-host-attr:host', u'encrypted', u'updated_at', u'replication_status', u'snapshot_id', u'size', u'user_id', u'miq_task_id', u'cloud_tenant_id', u'os-vol-mig-status-attr:migstat', u'status', u'multiattach', u'source_volid', u'consistencygroup_id', u'os-vol-mig-status-attr:name_id', u'task_id', u'bootable', u'tenant_id', u'created_at', u'volume_type' were unexpected)"