Unverified Commit ec12a8d4 authored by Mickaël Salaün's avatar Mickaël Salaün
Browse files

selftests/landlock: Add test for invalid ruleset file descriptor 

To align with fs_test's layout1.inval and layout0.proc_nsfs which test
EBADFD for landlock_add_rule(2), create a new base_test's
restrict_self_fd which test EBADFD for landlock_restrict_self(2).

Cc: Günther Noack <gnoack@google.com>
Cc: Paul Moore <paul@paul-moore.com>
Link: https://lore.kernel.org/r/20250320190717.2287696-21-mic@digikod.net


Signed-off-by: default avatarMickaël Salaün <mic@digikod.net>
parent ec2798d8

tools/testing/selftests/landlock/base_test.c

+11 −0
Original line number Diff line number Diff line
@@ -277,6 +277,17 @@ TEST(restrict_self_checks_ordering) 
	ASSERT_EQ(0, close(ruleset_fd));

}



TEST(restrict_self_fd)

{

	int fd;



	fd = open("/dev/null", O_RDONLY | O_CLOEXEC);

	ASSERT_LE(0, fd);



	EXPECT_EQ(-1, landlock_restrict_self(fd, 0));

	EXPECT_EQ(EBADFD, errno);

}



TEST(ruleset_fd_io)

{

	struct landlock_ruleset_attr ruleset_attr = {