From patchwork Wed Sep 22 18:52:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Henrie X-Patchwork-Id: 1531413 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=vpitech.onmicrosoft.com header.i=@vpitech.onmicrosoft.com header.a=rsa-sha256 header.s=selector2-vpitech-onmicrosoft-com header.b=NQXqj3NS; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it (client-ip=2001:1418:10:5::2; helo=picard.linux.it; envelope-from=ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it; receiver=) Received: from picard.linux.it (picard.linux.it [IPv6:2001:1418:10:5::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4HF6sD1d0wz9sW4 for ; Thu, 23 Sep 2021 04:54:08 +1000 (AEST) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id 5B77C3CA249 for ; Wed, 22 Sep 2021 20:54:05 +0200 (CEST) X-Original-To: ltp@lists.linux.it Delivered-To: ltp@picard.linux.it Received: from in-5.smtp.seeweb.it (in-5.smtp.seeweb.it [IPv6:2001:4b78:1:20::5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 573893C2659 for ; Wed, 22 Sep 2021 20:53:54 +0200 (CEST) Received: from NAM12-BN8-obe.outbound.protection.outlook.com (mail-bn8nam12on2072.outbound.protection.outlook.com [40.107.237.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by in-5.smtp.seeweb.it (Postfix) with ESMTPS id 76E1B600BCB for ; Wed, 22 Sep 2021 20:53:53 +0200 (CEST) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=diDgG5w+rQrp3NF4c/ac7huU4NvhnAS7FItDPxIkDYmbG0FvnTG04PqQZssgVTUL8UD0vzDPMZ++cBkzpKlVYvZS+NotN+NPNLWtqNOpM4BQHVjxzSi7SAfUJMLWu+My5v/tA6vVKI39PK3K0CLGueSoF5YAosb470J0EjNeyZp1nPddFX13smUPxHKlDhiRWq4FDHPx/f+8LKgAPUrFvzIsTxFCre8aRUWKag91v1hQ6skS21uql7DtZKeNsDFQBLjNELsDliw8yZGzDN4SxixQqSe7Hn+IV7bcEaD6rdEC41CVW0scCyuZHgk7aLGdxYkXEf/GBHScKtvxFQT32g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version; bh=oh8oFmUd3CL+XgW5TtKLjwn2JsiE9huahvp1HFni/BM=; b=H5ug2t5bZOnKTypisCcZrloUL1lwA3PsQQVPd2TI4FUnCFV59x1LAIptTbrbiy/PHWOH0lkqe41exZlP0v4GagpBKe+NnBjJX46dJ70wp14OAawJZ3zoqu9Ej3g59Q2DqRPG6ROceyB8jfnRVRL8JbjARLz8X9KqJiaDck+N1fHwx1ipCyCEsATnXc1yt3nTt69NNrYSJioBALX2QITHKEe7CQDVk+4L5ADyG9Qz++c1/hOYKdpHwsVLXOY5xiAISgChTaqJe0rFdW/fKaV1b+tknmLd2xrYlVmOMO0hKcL0QXqyUBNZ9K9vhHprHPdz9MFAkSE7WfYyfUG4VJgYUQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=vpitech.com; dmarc=pass action=none header.from=vpitech.com; dkim=pass header.d=vpitech.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vpitech.onmicrosoft.com; s=selector2-vpitech-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=oh8oFmUd3CL+XgW5TtKLjwn2JsiE9huahvp1HFni/BM=; b=NQXqj3NSiytMKAzluV8MMKMspsOzurJ7E3y2+6JpeqinFGIFQ5KZcGn8GaLH2w84z7KHzjLfIwX6kcDJQnWXYr43k5ZZFDVLUUCwmle/clt6qPE0+f3txjRwLpbSlL6WyvixY+BF3hOAAkqrdY5T552T7Bj0U0emcQAX1FB11tI= Authentication-Results: vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=vpitech.com; Received: from MW2PR07MB3980.namprd07.prod.outlook.com (2603:10b6:907:a::32) by CO2PR07MB2583.namprd07.prod.outlook.com (2603:10b6:102:a::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4544.13; Wed, 22 Sep 2021 18:53:50 +0000 Received: from MW2PR07MB3980.namprd07.prod.outlook.com ([fe80::cc48:9777:4f07:6014]) by MW2PR07MB3980.namprd07.prod.outlook.com ([fe80::cc48:9777:4f07:6014%4]) with mapi id 15.20.4544.015; Wed, 22 Sep 2021 18:53:50 +0000 From: Alex Henrie To: linux-integrity@vger.kernel.org, ltp@lists.linux.it, zohar@linux.ibm.com, pvorel@suse.cz, alexhenrie24@gmail.com Date: Wed, 22 Sep 2021 12:52:32 -0600 Message-Id: <20210922185232.492879-3-alexh@vpitech.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210922185232.492879-1-alexh@vpitech.com> References: <20210922185232.492879-1-alexh@vpitech.com> X-ClientProxiedBy: MWHPR11CA0003.namprd11.prod.outlook.com (2603:10b6:301:1::13) To MW2PR07MB3980.namprd07.prod.outlook.com (2603:10b6:907:a::32) MIME-Version: 1.0 Received: from demeter.ad.vpitech.com (66.60.105.30) by MWHPR11CA0003.namprd11.prod.outlook.com (2603:10b6:301:1::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4544.15 via Frontend Transport; Wed, 22 Sep 2021 18:53:49 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7d8d91ff-1b63-4df7-fd18-08d97dfa50d9 X-MS-TrafficTypeDiagnostic: CO2PR07MB2583: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:407; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:MW2PR07MB3980.namprd07.prod.outlook.com; PTR:; CAT:NONE; SFS:(39840400004)(346002)(396003)(376002)(136003)(366004)(66556008)(66946007)(66476007)(38100700002)(316002)(956004)(2616005)(6486002)(36756003)(8676002)(107886003)(26005)(8936002)(508600001)(86362001)(2906002)(7696005)(6666004)(52116002)(4326008)(1076003)(83380400001)(38350700002)(186003)(5660300002); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: vpitech.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7d8d91ff-1b63-4df7-fd18-08d97dfa50d9 X-MS-Exchange-CrossTenant-AuthSource: MW2PR07MB3980.namprd07.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Sep 2021 18:53:50.2504 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 130d6264-38b7-4474-a9bf-511ff1224fac X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: hR/foyA6mOisOO5voDt0XQLz0/i76VtHA+nMWM3jz7HmoM2NBSzMk2hBz8WniwO36oqvSrQDIqbn3PB3DhlKCA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO2PR07MB2583 X-Virus-Scanned: clamav-milter 0.102.4 at in-5.smtp.seeweb.it X-Virus-Status: Clean X-Spam-Status: No, score=0.1 required=7.0 tests=DKIM_SIGNED,DKIM_VALID, MSGID_FROM_MTA_HEADER,SPF_HELO_PASS,SPF_PASS autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on in-5.smtp.seeweb.it Subject: [LTP] [PATCH ltp v7 3/3] IMA: Add tests for uid, gid, fowner, and fgroup options X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it Sender: "ltp" Requires "ima: add gid support". Reviewed-by: Petr Vorel Signed-off-by: Alex Henrie [ pvorel: add test_file parameter to ima_check(), add verify_measurement() (DRY) ] Signed-off-by: Petr Vorel --- v7: Change "Copyright (c) 2021 VPI Technology" to "Copyright (c) 2021 VPI Engineering" per internal feedback from VPI --- runtest/ima | 1 + .../integrity/ima/tests/ima_conditionals.sh | 62 +++++++++++++++++++ 2 files changed, 63 insertions(+) create mode 100755 testcases/kernel/security/integrity/ima/tests/ima_conditionals.sh diff --git a/runtest/ima b/runtest/ima index 29caa034a..01942eefa 100644 --- a/runtest/ima +++ b/runtest/ima @@ -6,4 +6,5 @@ ima_violations ima_violations.sh ima_keys ima_keys.sh ima_kexec ima_kexec.sh ima_selinux ima_selinux.sh +ima_conditionals ima_conditionals.sh evm_overlay evm_overlay.sh diff --git a/testcases/kernel/security/integrity/ima/tests/ima_conditionals.sh b/testcases/kernel/security/integrity/ima/tests/ima_conditionals.sh new file mode 100755 index 000000000..b76f7cb5a --- /dev/null +++ b/testcases/kernel/security/integrity/ima/tests/ima_conditionals.sh @@ -0,0 +1,62 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0-or-later +# Copyright (c) 2021 VPI Engineering +# Copyright (c) 2021 Petr Vorel +# Author: Alex Henrie +# +# Verify that conditional rules work. + +TST_NEEDS_CMDS="chgrp chown id sg sudo" +TST_CNT=1 +TST_NEEDS_DEVICE=1 + +. ima_setup.sh + +verify_measurement() +{ + local request="$1" + local user="nobody" + local test_file="$PWD/test.txt" + local cmd="cat $test_file > /dev/null" + + local value="$(id -u $user)" + [ "$request" = 'gid' -o "$request" = 'fgroup' ] && value="$(id -g $user)" + + require_policy_writable + + ROD rm -f $test_file + + tst_res TINFO "verify measuring user files when requested via $request" + ROD echo "measure $request=$value" \> $IMA_POLICY + ROD echo "$(date) $request test" \> $test_file + + case "$request" in + fgroup) + chgrp $user $test_file + $cmd + fowner) + chown $user $test_file + $cmd + ;; + gid) sudo sg $user "sh -c '$cmd'";; + uid) sudo -n -u $user sh -c "$cmd";; + *) tst_brk TBROK "Invalid res type '$1'";; + esac + + ima_check $test_file +} + +test1() +{ + verify_measurement uid + verify_measurement fowner + + if tst_kvcmp -lt 5.16; then + tst_brk TCONF "gid and fgroup options require kernel 5.16 or newer" + fi + + verify_measurement gid + verify_measurement fgroup +} + +tst_run