From patchwork Mon Apr 8 09:39:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ivanov Mikhail X-Patchwork-Id: 13620901 Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 19C814D59B; Mon, 8 Apr 2024 09:40:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.190 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712569219; cv=none; b=ttOvxAauvB+Hkep0NM3EXKXVtlBuiE0TO3WUsBMOmtL9MYDoLJmyOp1E4UokMWHzMtRpIWuyzzzrTCtTmk+VVhRFRzCBnrRhOyVfZFoKLSB8rJe6xM+Mowp4NQFpMwguw1aTIm9QgaQSXKyP/pRsMLfHPbXfSbC8DeFZHWhEI1s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712569219; c=relaxed/simple; bh=8SeWdBwFx4/0oEQ+jBIUZiY0+zJ2LpipA1kIPPkJMKY=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=JkDt2zICASc40hzMoVzw+fRtL8QHLrLY09RSHRAJzlG2NHhi6YvO6X2SsRkj/ULToButaJe9Ogq1Js3GF6NejohkA+K+y22jOlZF8piuxI6bLUYa+3MfStrsRTRb060el4iO1S4hwIJEg/H2hXuOCMSKWXbYxRm/HS5OXe7Wceo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei-partners.com; spf=pass smtp.mailfrom=huawei-partners.com; arc=none smtp.client-ip=45.249.212.190 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei-partners.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei-partners.com Received: from mail.maildlp.com (unknown [172.19.163.44]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4VCkXp6FNvz1ymHY; Mon, 8 Apr 2024 17:38:02 +0800 (CST) Received: from dggpemm500020.china.huawei.com (unknown [7.185.36.49]) by mail.maildlp.com (Postfix) with ESMTPS id 572C01401E9; Mon, 8 Apr 2024 17:40:16 +0800 (CST) Received: from mscphis02103.huawei.com (10.123.65.215) by dggpemm500020.china.huawei.com (7.185.36.49) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Mon, 8 Apr 2024 17:40:14 +0800 From: Ivanov Mikhail To: CC: , , , , , , , Subject: [RFC PATCH v1 06/10] selftests/landlock: Create 'rule_with_unhandled_access' test Date: Mon, 8 Apr 2024 17:39:23 +0800 Message-ID: <20240408093927.1759381-7-ivanov.mikhail1@huawei-partners.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240408093927.1759381-1-ivanov.mikhail1@huawei-partners.com> References: <20240408093927.1759381-1-ivanov.mikhail1@huawei-partners.com> Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: mscpeml100003.china.huawei.com (10.199.174.67) To dggpemm500020.china.huawei.com (7.185.36.49) Add test that validates behavior of landlock after rule with unhandled access is added. Signed-off-by: Ivanov Mikhail Reviewed-by: Konstantin Meskhidze --- .../testing/selftests/landlock/socket_test.c | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tools/testing/selftests/landlock/socket_test.c b/tools/testing/selftests/landlock/socket_test.c index 5577b08d5..c1c2b5d30 100644 --- a/tools/testing/selftests/landlock/socket_test.c +++ b/tools/testing/selftests/landlock/socket_test.c @@ -249,4 +249,37 @@ TEST_F(protocol, rule_with_unknown_access) EXPECT_EQ(0, close(ruleset_fd)); } +TEST_F(protocol, rule_with_unhandled_access) +{ + struct landlock_ruleset_attr ruleset_attr = { + .handled_access_socket = LANDLOCK_ACCESS_SOCKET_CREATE, + }; + struct landlock_socket_attr protocol = { + .domain = self->srv0.protocol.domain, + .type = self->srv0.protocol.type, + }; + int ruleset_fd; + __u64 access; + + ruleset_fd = + landlock_create_ruleset(&ruleset_attr, sizeof(ruleset_attr), 0); + ASSERT_LE(0, ruleset_fd); + + for (access = 1; access > 0; access <<= 1) { + int err; + + protocol.allowed_access = access; + err = landlock_add_rule(ruleset_fd, LANDLOCK_RULE_SOCKET, + &protocol, 0); + if (access == ruleset_attr.handled_access_socket) { + EXPECT_EQ(0, err); + } else { + EXPECT_EQ(-1, err); + EXPECT_EQ(EINVAL, errno); + } + } + + EXPECT_EQ(0, close(ruleset_fd)); +} + TEST_HARNESS_MAIN