'Determine if the backend is configured with key manager.'

def _get_gpfs_encryption_status(self):

    try:
        (out, err) = self.gpfs_execute((self.GPFS_PATH + 'mmlsfs'), self._gpfs_device, '--encryption', '-Y')
        lines = out.splitlines()
        value_token = lines[0].split(':').index('data')
        encryption_status = lines[1].split(':')[value_token]
        return encryption_status
    except processutils.ProcessExecutionError as exc:
        LOG.error('Failed    to    issue    mmlsfs    command,    error:    %s.', exc.stderr)
        raise exception.VolumeBackendAPIException(data=exc.stderr)
