The cinder.volume.drivers.nexenta.ns5.iscsi Module¶

class NexentaISCSIDriver(*args, **kwargs)¶

Bases: cinder.volume.driver.ISCSIDriver

Executes volume driver commands on Nexenta Appliance.

Version history:
    1.0.0 - Initial driver version.
    1.1.0 - Added HTTPS support.
            Added use of sessions for REST calls.

CI_WIKI_NAME = ‘Nexenta_CI’¶

VERSION = ‘1.1.0’¶

backend_name¶

check_for_setup_error()¶

Verify that the zfs volumes exist.

Raise:	LookupError

create_cloned_volume(volume, src_vref)¶

Creates a clone of the specified volume.

Parameters:	volume – new volume reference src_vref – source volume reference

create_export(_ctx, volume, connector)¶

Create new export for zfs volume.

Parameters:	volume – reference of volume to be exported
Returns:	iscsiadm-formatted provider location string

create_snapshot(snapshot)¶

Creates a snapshot.

Parameters:	snapshot – snapshot reference

create_volume(volume)¶

Create a zfs volume on appliance.

Parameters:	volume – volume reference
Returns:	model update dict for volume reference

create_volume_from_snapshot(volume, snapshot)¶

Create new volume from other’s snapshot on appliance.

Parameters:	volume – reference of volume to be created snapshot – reference of source snapshot

delete_snapshot(snapshot)¶

Delete volume’s snapshot on appliance.

Parameters:	snapshot – snapshot reference

delete_volume(volume)¶

Destroy a zfs volume on appliance.

Parameters:	volume – volume reference

do_setup(context)¶

ensure_export(_ctx, volume)¶

Recreate parts of export if necessary.

Parameters:	volume – reference of volume to be exported

extend_volume(volume, new_size)¶

Extend an existing volume.

Parameters:	volume – volume reference new_size – volume new size in GB

get_volume_stats(refresh=False)¶

Get volume stats.

If ‘refresh’ is True, run update the stats first.

remove_export(_ctx, volume)¶

Destroy all resources created to export zfs volume.

Parameters:	volume – reference of volume to be unexported