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Snapshot as full objects

Revision as of 18:09, 18 November 2013 by Caitlinbestler (talk | contribs) (Created page with "= Snapshots as full objects = Currently there isn't a lot you can do with Snapshots in Cinder. You can create them. You can clone a volume from them. You can delete them. Th...")
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Snapshots as full objects

Currently there isn't a lot you can do with Snapshots in Cinder. You can create them. You can clone a volume from them. You can delete them.

The proposal is to make Snapshots first class Cinder objects by:

  • defining a "snapshot replicate" method which can replicate a snapshot to another storage backend with the same type of Volume Driver.
  * Optionally allowing the Volume Driver to direct storage-backend to storage-backend transfer of snapshots.
  • Allowing a snapshot to be dependent on a prior snapshot of the same volume stored on the same backend.
  • Allowing Volumes to be dependent on the snapshot they were cloned from.
  • Allowing time consuming operations involved in creating/replicating a snapshot to be tracked in the Snapshot status.