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Tue, 12 Nov 2024 07:15:38 +0000 From: Andrea Cervesato Date: Tue, 12 Nov 2024 08:15:34 +0100 MIME-Version: 1.0 Message-Id: <20241112-lsm-v1-3-e293a8d99cf6@suse.com> References: <20241112-lsm-v1-0-e293a8d99cf6@suse.com> In-Reply-To: <20241112-lsm-v1-0-e293a8d99cf6@suse.com> To: ltp@lists.linux.it X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1731395735; l=3056; i=andrea.cervesato@suse.com; s=20240812; h=from:subject:message-id; bh=pmSSW8eeh40ZewOe8dd6/V0CeCHh53AGTHN+ewnTucY=; b=WofxbDjYZ8dertI2+jslDDEkyL67C1AXr5NHXx/qlwxTsLOQvTz2cYj6C4TWnE1JSlcdBNIGo 26V7uD8o4Y2BOVv7ZOsNKaK2B3D/MNqcjdPqhbT8J1ZhyY27hp/+/Ay X-Developer-Key: i=andrea.cervesato@suse.com; a=ed25519; pk=RG/nLJ5snb1tLKGwSORQXBJ5XA4juT0WF2Pc/lq9meo= X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_ALL(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; PREVIOUSLY_DELIVERED(0.00)[ltp@lists.linux.it]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TO_DN_NONE(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:mid, suse.com:email, imap1.dmz-prg2.suse.org:helo] X-Virus-Scanned: clamav-milter 1.0.3 at in-5.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH 3/7] Add lsm_get_self_attr02 test 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" From: Andrea Cervesato Verify that lsm_get_self_attr syscall is acting correctly when ctx is NULL. The syscall can behave in different ways according to the current system status: - if any LSM is running inside the system, the syscall will pass and it will provide a size as big as the attribute - if no LSM(s) are running inside the system, the syscall will fail with -1 return code Signed-off-by: Andrea Cervesato --- runtest/syscalls | 1 + testcases/kernel/syscalls/lsm/.gitignore | 2 + .../kernel/syscalls/lsm/lsm_get_self_attr02.c | 55 ++++++++++++++++++++++ 3 files changed, 58 insertions(+) diff --git a/runtest/syscalls b/runtest/syscalls index d59faf08a3f36b5f64d56952f69641191c70bf33..b3350af4db6d00cf86f621b5efee5d603af920f0 100644 --- a/runtest/syscalls +++ b/runtest/syscalls @@ -757,6 +757,7 @@ lseek07 lseek07 lseek11 lseek11 lsm_get_self_attr01 lsm_get_self_attr01 +lsm_get_self_attr02 lsm_get_self_attr02 lstat01 lstat01 lstat01_64 lstat01_64 diff --git a/testcases/kernel/syscalls/lsm/.gitignore b/testcases/kernel/syscalls/lsm/.gitignore new file mode 100644 index 0000000000000000000000000000000000000000..9f7c9b00b026a377f1b36f483ac2c1a0adba6249 --- /dev/null +++ b/testcases/kernel/syscalls/lsm/.gitignore @@ -0,0 +1,2 @@ +lsm_get_self_attr01 +lsm_get_self_attr02 diff --git a/testcases/kernel/syscalls/lsm/lsm_get_self_attr02.c b/testcases/kernel/syscalls/lsm/lsm_get_self_attr02.c new file mode 100644 index 0000000000000000000000000000000000000000..ce10bc2881fa8ac56a1e1da01631cfed8857eb08 --- /dev/null +++ b/testcases/kernel/syscalls/lsm/lsm_get_self_attr02.c @@ -0,0 +1,55 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2024 SUSE LLC Andrea Cervesato + */ + +/*\ + * [Description] + * + * Verify that lsm_get_self_attr syscall is acting correctly when ctx is NULL. + * The syscall can behave in different ways according to the current system + * status: + * + * - if any LSM is running inside the system, the syscall will pass and it will + * provide a size as big as the attribute + * - if no LSM(s) are running inside the system, the syscall will fail with -1 + * return code + */ +#include "lsm_common.h" + +static uint32_t page_size; +static uint32_t lsm_count; + +static void run(void) +{ + uint32_t size = page_size; + + if (lsm_count) { + TST_EXP_EXPR(lsm_get_self_attr( + LSM_ATTR_CURRENT, NULL, &size, 0) >= 1); + TST_EXP_EXPR(size > 1); + } else { + TST_EXP_EQ_LI(lsm_get_self_attr( + LSM_ATTR_CURRENT, NULL, &size, 0), -1); + } +} + +static void setup(void) +{ + page_size = SAFE_SYSCONF(_SC_PAGESIZE); + + if (verify_enabled_lsm("selinux")) + lsm_count++; + + if (verify_enabled_lsm("apparmor")) + lsm_count++; + + if (verify_enabled_lsm("smack")) + lsm_count++; +} + +static struct tst_test test = { + .test_all = run, + .setup = setup, + .min_kver = "6.8", +}; -- 2.43.0 -- Mailing list info: https://lists.linux.it/listinfo/ltp