def check_predefined_conditions():
    """Check k8s predefined conditions for the nodes."""
    try:
        node_info = current_k8s_corev1_api_client.list_node()
        for node in node_info.items:
            # check based on the predefined conditions about the
            # node status: MemoryPressure, OutOfDisk, KubeletReady
            #              DiskPressure, PIDPressure,
            for condition in node.status.conditions:
                if not condition.status:
                    return False
    except ApiException as e:
        log.error('Something went wrong while getting node information.')
        log.error(e)
        return False
    return True
Check k8s predefined conditions for the nodes.