From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6979C77B76 for ; Tue, 18 Apr 2023 10:53:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229734AbjDRKxd (ORCPT ); Tue, 18 Apr 2023 06:53:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44324 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229726AbjDRKxc (ORCPT ); Tue, 18 Apr 2023 06:53:32 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 34FE3E62; Tue, 18 Apr 2023 03:53:31 -0700 (PDT) Received: from dggpeml500023.china.huawei.com (unknown [7.185.36.114]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4Q113B5HWJz8wx1; Tue, 18 Apr 2023 18:52:38 +0800 (CST) Received: from [10.67.110.112] (10.67.110.112) by dggpeml500023.china.huawei.com (7.185.36.114) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Tue, 18 Apr 2023 18:53:28 +0800 Message-ID: Date: Tue, 18 Apr 2023 18:53:28 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [PATCH -next v2 0/6] landlock: add chmod and chown support From: xiujianfeng To: , , , , , CC: , , , , , Konstantin Meskhidze References: <20220827111215.131442-1-xiujianfeng@huawei.com> Content-Language: en-US In-Reply-To: <20220827111215.131442-1-xiujianfeng@huawei.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.110.112] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpeml500023.china.huawei.com (7.185.36.114) Precedence: bulk List-ID: Hi Mickael, Sorry about the long silence on this work, As we known this work depends on another work about changing argument from struct dentry to struct path for some attr/xattr related lsm hooks, I'm stuck with this thing, because IMA/EVM is a special security module which is not LSM-based currently, and severely coupled with the file system. so I am waiting for Roberto Sassu' work (Move IMA and EVM to the LSM infrastructure) to be ready, I think it can make my work more easy. you can find Roberto'work here, https://lwn.net/ml/linux-kernel/20230303181842.1087717-1-roberto.sassu@huaweicloud.com/ Any good idea are welcome, thanks. On 2022/8/27 19:12, Xiu Jianfeng wrote: > v2: > * abstract walk_to_visible_parent() helper > * chmod and chown rights only take affect on directory's context > * add testcase for fchmodat/lchown/fchownat > * fix other review issues > > Xiu Jianfeng (6): > landlock: expand access_mask_t to u32 type > landlock: abstract walk_to_visible_parent() helper > landlock: add chmod and chown support > landlock/selftests: add selftests for chmod and chown > landlock/samples: add chmod and chown support > landlock: update chmod and chown support in document > > Documentation/userspace-api/landlock.rst | 9 +- > include/uapi/linux/landlock.h | 10 +- > samples/landlock/sandboxer.c | 13 +- > security/landlock/fs.c | 110 ++++++-- > security/landlock/limits.h | 2 +- > security/landlock/ruleset.h | 2 +- > security/landlock/syscalls.c | 2 +- > tools/testing/selftests/landlock/base_test.c | 2 +- > tools/testing/selftests/landlock/fs_test.c | 267 ++++++++++++++++++- > 9 files changed, 386 insertions(+), 31 deletions(-) >