Unverified Commit 5b6b63cd authored by Tahera Fahimi's avatar Tahera Fahimi Committed by Mickaël Salaün
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selftests/landlock: Test handling of unknown scope 



Add a new ruleset_with_unknown_scope test designed to validate the
behaviour of landlock_create_ruleset(2) when called with an unsupported
or unknown scope mask.

Signed-off-by: default avatarTahera Fahimi <fahimitahera@gmail.com>
Link: https://lore.kernel.org/r/74b363aaa7ddf80e1e5e132ce3d550a3a8bbf6da.1725494372.git.fahimitahera@gmail.com


Signed-off-by: default avatarMickaël Salaün <mic@digikod.net>
parent 21d52e29

tools/testing/selftests/landlock/scoped_test.c

0 → 100644
+33 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Landlock tests - Common scope restriction

 *

 * Copyright © 2024 Tahera Fahimi <fahimitahera@gmail.com>

 */



#define _GNU_SOURCE

#include <errno.h>

#include <linux/landlock.h>

#include <sys/prctl.h>



#include "common.h"



#define ACCESS_LAST LANDLOCK_SCOPE_ABSTRACT_UNIX_SOCKET



TEST(ruleset_with_unknown_scope)

{

	__u64 scoped_mask;



	for (scoped_mask = 1ULL << 63; scoped_mask != ACCESS_LAST;

	     scoped_mask >>= 1) {

		struct landlock_ruleset_attr ruleset_attr = {

			.scoped = scoped_mask,

		};



		ASSERT_EQ(-1, landlock_create_ruleset(&ruleset_attr,

						      sizeof(ruleset_attr), 0));

		ASSERT_EQ(EINVAL, errno);

	}

}



TEST_HARNESS_MAIN