How to use _wait_for_internal_volume_cleanup method in tempest

Best Python code snippet using tempest_python

test_volume_retype.py

Source:test_volume_retype.py

...17from tempest.lib import decorators18CONF = config.CONF19LOG = logging.getLogger(__name__)20class VolumeRetypeTest(base.BaseVolumeAdminTest):21    def _wait_for_internal_volume_cleanup(self, vol):22        # When retyping a volume, Cinder creates an internal volume in the23        # target backend. The volume in the source backend is deleted after24        # the migration, so we need to wait for Cinder delete this volume25        # before deleting the types we've created.26        # This list should return 2 volumes until the copy and cleanup27        # process is finished.28        fetched_list = self.admin_volume_client.list_volumes(29            params={'all_tenants': True,30                    'name': vol['name']})['volumes']31        for fetched_vol in fetched_list:32            if fetched_vol['id'] != vol['id']:33                # This is the Cinder internal volume34                LOG.debug('Waiting for internal volume %s deletion',35                          fetched_vol['id'])...

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