def delete_snapshot(self, snapshot):
"""Driver entry point for deleting a snapshot."""
LOG.info('iXsystems Delete Snapshot')
LOG.debug('delete_snapshot %s', snapshot['name'])
freenas_snapshot = ix_utils.generate_freenas_snapshot_name(
snapshot['name'], self.configuration.ixsystems_iqn_prefix)
freenas_volume = ix_utils.generate_freenas_volume_name(
snapshot['volume_name'], self.configuration.ixsystems_iqn_prefix)
self.common._delete_snapshot(freenas_snapshot['name'],
freenas_volume['name'])
def create_volume_from_snapshot(self, volume, snapshot):
"""Creates a volume from snapshot."""
LOG.info('iXsystems Craete Volume From Snapshot')
LOG.info('create_volume_from_snapshot %s', snapshot['name'])
existing_vol = ix_utils.generate_freenas_volume_name(
snapshot['volume_name'], self.configuration.ixsystems_iqn_prefix)
freenas_snapshot = ix_utils.generate_freenas_snapshot_name(
snapshot['name'], self.configuration.ixsystems_iqn_prefix)
freenas_volume = ix_utils.generate_freenas_volume_name(
volume['name'], self.configuration.ixsystems_iqn_prefix)
freenas_volume['size'] = volume['size']
freenas_volume['target_size'] = volume['size']
self.common._create_volume_from_snapshot(freenas_volume['name'],
freenas_snapshot['name'],
existing_vol['name'])
self.common._create_iscsitarget(freenas_volume['target'],
freenas_volume['name'])
def initialize_connection(self, volume, connector):
"""Driver entry point to attach a volume to an instance."""
LOG.info('iXsystems Initialise Connection')
freenas_volume = ix_utils.generate_freenas_volume_name(
volume['name'], self.configuration.ixsystems_iqn_prefix)
if not freenas_volume['name']:
# is this snapshot?
freenas_volume = ix_utils.generate_freenas_snapshot_name(
volume['name'], self.configuration.ixsystems_iqn_prefix)
LOG.info('initialize_connection Entry: %s \t %s', volume['name'],
connector['host'])
properties = {}
properties['target_discovered'] = False
properties['target_portal'] = ix_utils.get_iscsi_portal(
self.configuration.ixsystems_server_hostname,
self.configuration.ixsystems_server_iscsi_port)
properties['target_iqn'] = freenas_volume['iqn']
properties['volume_id'] = volume['id']
LOG.debug('initialize_connection data: %s', properties)
return {'driver_volume_type': 'iscsi', 'data': properties}