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Tue, 29 Apr 2025 07:23:30 +0000 From: Andrea Cervesato Date: Tue, 29 Apr 2025 09:18:32 +0200 MIME-Version: 1.0 Message-Id: <20250429-lsm-v4-3-602b7097e722@suse.com> References: <20250429-lsm-v4-0-602b7097e722@suse.com> In-Reply-To: <20250429-lsm-v4-0-602b7097e722@suse.com> To: ltp@lists.linux.it X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1745911410; l=2965; i=andrea.cervesato@suse.com; s=20240812; h=from:subject:message-id; bh=SqaNpk8bpQX5S+yupz4f9YOAy3fjgAkzpL9qXA2zG0I=; b=n6+3FdmFIMYhma3zOosEzjPJOHb+XEaRRhYQ+iVFqAT0n1PY4BPJ1w7WtREosQOjlwGKV22k7 XupbSwqZfP4DDyhfeWBaDAqKCOArc+ly1BniLUPKTHMd282Bp8RwwnE X-Developer-Key: i=andrea.cervesato@suse.com; a=ed25519; pk=RG/nLJ5snb1tLKGwSORQXBJ5XA4juT0WF2Pc/lq9meo= X-Spam-Score: -4.30 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_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.com:mid, suse.com:email, imap1.dmz-prg2.suse.org:helo] X-Spam-Level: X-Spam-Status: No, score=0.1 required=7.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,DMARC_PASS,SPF_HELO_NONE,SPF_PASS shortcircuit=no autolearn=disabled version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-25) on in-2.smtp.seeweb.it X-Virus-Scanned: clamav-milter 1.0.7 at in-2.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH v4 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: , Errors-To: ltp-bounces+incoming=patchwork.ozlabs.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 and it will provide EOPNOTSUPP errno Signed-off-by: Andrea Cervesato Reviewed-by: Cyril Hrubis --- runtest/syscalls | 1 + testcases/kernel/syscalls/lsm/.gitignore | 1 + .../kernel/syscalls/lsm/lsm_get_self_attr02.c | 45 ++++++++++++++++++++++ 3 files changed, 47 insertions(+) diff --git a/runtest/syscalls b/runtest/syscalls index ba45c1945fb77b093ba578fdda3596a8d38c54b0..73b6b98c7748f5ed31ad23d7464f1ab4fbc5f42e 100644 --- a/runtest/syscalls +++ b/runtest/syscalls @@ -760,6 +760,7 @@ 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 index 49f4a9263349ce633b8decb8fff1dd1d2111cf49..9f7c9b00b026a377f1b36f483ac2c1a0adba6249 100644 --- a/testcases/kernel/syscalls/lsm/.gitignore +++ b/testcases/kernel/syscalls/lsm/.gitignore @@ -1 +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..889f3830fde8a5817936e67d9ee191a7513ff454 --- /dev/null +++ b/testcases/kernel/syscalls/lsm/lsm_get_self_attr02.c @@ -0,0 +1,45 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2024 SUSE LLC 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 + */ +#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_POSITIVE(lsm_get_self_attr( + LSM_ATTR_CURRENT, NULL, &size, 0)); + TST_EXP_EXPR(size > 1); + } else { + TST_EXP_FAIL(lsm_get_self_attr( + LSM_ATTR_CURRENT, NULL, &size, 0), EOPNOTSUPP); + } +} + +static void setup(void) +{ + page_size = SAFE_SYSCONF(_SC_PAGESIZE); + lsm_count = count_supported_attr_current(); +} + +static struct tst_test test = { + .test_all = run, + .setup = setup, + .min_kver = "6.8", +};