cinder.volume.drivers.zadara
Module¶Volume driver for Zadara Virtual Private Storage Array (VPSA).
This driver requires VPSA with API version 15.07 or higher.
ZadaraVPSAConnection
(conf)¶Bases: object
Executes volume driver commands on VPSA.
ensure_connection
(cmd=None)¶Retrieve access key for VPSA connection.
send_cmd
(cmd, **kwargs)¶Send command to VPSA Controller.
ZadaraVPSAISCSIDriver
(*args, **kwargs)¶Bases: cinder.volume.driver.ISCSIDriver
Zadara VPSA iSCSI/iSER volume driver.
CI_WIKI_NAME
= ‘ZadaraStorage_VPSA_CI’¶VERSION
= ‘16.05’¶check_for_setup_error
()¶Returns an error (exception) if prerequisites aren’t met.
create_cloned_volume
(volume, src_vref)¶Creates a clone of the specified volume.
create_export
(context, volume, vg=None)¶Irrelevant for VPSA volumes. Export created during attachment.
create_snapshot
(snapshot)¶Creates a snapshot.
create_volume
(volume)¶Create volume.
create_volume_from_snapshot
(volume, snapshot)¶Creates a volume from a snapshot.
delete_snapshot
(snapshot)¶Deletes a snapshot.
delete_volume
(volume)¶Delete volume.
Return ok if doesn’t exist. Auto detach from all servers.
do_setup
(context)¶Any initialization the volume driver does while starting.
Establishes initial connection with VPSA and retrieves access_key.
ensure_export
(context, volume)¶Irrelevant for VPSA volumes. Export created during attachment.
extend_volume
(volume, new_size)¶Extend an existing volume.
get_volume_stats
(refresh=False)¶Get volume stats.
If ‘refresh’ is True, run update the stats first.
initialize_connection
(volume, connector)¶Attach volume to initiator/host.
During this call VPSA exposes volume to particular Initiator. It also creates a ‘server’ entity for Initiator (if it was not created before)
All necessary connection information is returned, including auth data. Connection data (target, LUN) is not stored in the DB.
local_path
(volume)¶Return local path to existing local volume.
remove_export
(context, volume)¶Irrelevant for VPSA volumes. Export removed during detach.
terminate_connection
(volume, connector, **kwargs)¶Detach volume from the initiator.
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