Unverified Commit d1788ad9 authored by Mickaël Salaün's avatar Mickaël Salaün
Browse files

selftests/landlock: Add tests for O_PATH 

The O_PATH flag is currently not handled by Landlock.  Let's make sure
this behavior will remain consistent with the same ruleset over time.

Cc: Shuah Khan <shuah@kernel.org>
Link: https://lore.kernel.org/r/20220506160820.524344-8-mic@digikod.net


Cc: stable@vger.kernel.org
Signed-off-by: default avatarMickaël Salaün <mic@digikod.net>
parent 6a1bdd4a

tools/testing/selftests/landlock/fs_test.c

+8 −2
Original line number Diff line number Diff line
@@ -654,17 +654,23 @@ TEST_F_FORK(layout1, effective_access) 
	enforce_ruleset(_metadata, ruleset_fd);

	ASSERT_EQ(0, close(ruleset_fd));



	/* Tests on a directory. */

	/* Tests on a directory (with or without O_PATH). */

	ASSERT_EQ(EACCES, test_open("/", O_RDONLY));

	ASSERT_EQ(0, test_open("/", O_RDONLY | O_PATH));

	ASSERT_EQ(EACCES, test_open(dir_s1d1, O_RDONLY));

	ASSERT_EQ(0, test_open(dir_s1d1, O_RDONLY | O_PATH));

	ASSERT_EQ(EACCES, test_open(file1_s1d1, O_RDONLY));

	ASSERT_EQ(0, test_open(file1_s1d1, O_RDONLY | O_PATH));



	ASSERT_EQ(0, test_open(dir_s1d2, O_RDONLY));

	ASSERT_EQ(0, test_open(file1_s1d2, O_RDONLY));

	ASSERT_EQ(0, test_open(dir_s1d3, O_RDONLY));

	ASSERT_EQ(0, test_open(file1_s1d3, O_RDONLY));



	/* Tests on a file. */

	/* Tests on a file (with or without O_PATH). */

	ASSERT_EQ(EACCES, test_open(dir_s2d2, O_RDONLY));

	ASSERT_EQ(0, test_open(dir_s2d2, O_RDONLY | O_PATH));



	ASSERT_EQ(0, test_open(file1_s2d2, O_RDONLY));



	/* Checks effective read and write actions. */