A volume is a detachable block storage device. You can think of it as a USB hard drive. It can only be attached to one instance at a time.
When making an API call to create, list, or delete volume(s), the following status values are possible:
CREATING – The volume is being created.
AVAILABLE – The volume is read to be attached to an instance.
ATTACHING – The volume is attaching to an instance.
IN-USE – The volume is attached to an instance.
DELETING – The volume is being deleted.
ERROR – An error has occurred with the volume.
ERROR_DELETING – There was an error deleting the volume.
| Verb | URI | Description |
| GET | /volumes | Lists a summary of all volumes defined in Cinder that are accessible to the tenant who submits the request. |
| GET | /volumes/volume_id |
Lists detailed information for the specified volume. |
| POST | /volumes | Creates a new Cinder volume. |
| PUT | /volumes/volume_id |
Updates the specified volume. |
| DELETE | /volumes/volume_id |
Destroys the specified volume. |
