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[RFC,v3,09/19] selftests/landlock: Test creating a ruleset with unknown access

Message ID 20240904104824.1844082-10-ivanov.mikhail1@huawei-partners.com
State RFC
Headers show
Series Support socket access-control | expand

Commit Message

Mikhail Ivanov Sept. 4, 2024, 10:48 a.m. UTC
Add test that validates behaviour of Landlock after ruleset with
unknown access is created.

Signed-off-by: Mikhail Ivanov <ivanov.mikhail1@huawei-partners.com>
---
Changes since v2:
* Removes fixture `mini`. Network namespace is not used, so this
  fixture has become useless.
* Changes commit title and message.

Changes since v1:
* Refactors commit message.
---
 tools/testing/selftests/landlock/socket_test.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
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Patch

diff --git a/tools/testing/selftests/landlock/socket_test.c b/tools/testing/selftests/landlock/socket_test.c
index e7b4165a85cd..dee676c11227 100644
--- a/tools/testing/selftests/landlock/socket_test.c
+++ b/tools/testing/selftests/landlock/socket_test.c
@@ -463,4 +463,20 @@  TEST_F(protocol, ruleset_overlap)
 	EXPECT_EQ(EACCES, test_socket_variant(&self->prot));
 }
 
+TEST(ruleset_with_unknown_access)
+{
+	__u64 access_mask;
+
+	for (access_mask = 1ULL << 63; access_mask != ACCESS_LAST;
+	     access_mask >>= 1) {
+		const struct landlock_ruleset_attr ruleset_attr = {
+			.handled_access_socket = access_mask,
+		};
+
+		EXPECT_EQ(-1, landlock_create_ruleset(&ruleset_attr,
+						      sizeof(ruleset_attr), 0));
+		EXPECT_EQ(EINVAL, errno);
+	}
+}
+
 TEST_HARNESS_MAIN