The OpenStack tool primarily used for managing Cloud Block Storage is written in Python and called cinder. It is also known as python-cinderclient.
The following OpenStack documents can help you install cinderclient and learn to use it:
You can use cinder to back up your volumes to swift CLI, the OpenStack tool used to interact with Cloud Files. For more information about how to back up your cinder volumes, see Backing up cinder volumes to swift.
You can use OpenStack documentation to help you learn to use OpenStack CLIs in the Rackspace Cloud. OpenStack documents describe general practice; you should expect to supply some Rackspace-specific details. Use your Rackspace credentials where the OpenStack examples ask for OpenStack credentials.
where you are asked for
supply your Rackspace username.