def _iscsi_call_sync(operation: str, function: Callable, iscsi_context,
*args, **kwargs) -> Any:
result = function(iscsi_context, *args, **kwargs)
if result is None or isinstance(result, int) and result < 0:
raise RuntimeError('{} failed: {}'.format(
operation,
libiscsi.iscsi_get_error(iscsi_context).rstrip()))
return result
def _iscsi_execute_sync(operation: str, function: Callable, iscsi_context,
*args, **kwargs) -> Any:
task = function(iscsi_context, *args, **kwargs)
if task is not None:
status, sense = libiscsi.scsi_task_get_status(task)
if status != libiscsi.SCSI_STATUS_GOOD:
raise RuntimeError('{} failed with {}, ASCQ {}.'.format(
operation, libiscsi.scsi_sense_key_str(sense.key),
libiscsi.scsi_sense_ascq_str(sense.ascq)))
else:
return task
else:
raise RuntimeError('{} failed: {}'.format(
operation, libiscsi.iscsi_get_error(iscsi_context)))