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Message-ID: <20240524093015.2402952-6-ivanov.mikhail1@huawei-partners.com>
Date: Fri, 24 May 2024 17:30:08 +0800
From: Mikhail Ivanov <ivanov.mikhail1@...wei-partners.com>
To: <mic@...ikod.net>
CC: <willemdebruijn.kernel@...il.com>, <gnoack3000@...il.com>,
<linux-security-module@...r.kernel.org>, <netdev@...r.kernel.org>,
<netfilter-devel@...r.kernel.org>, <yusongping@...wei.com>,
<artem.kuzin@...wei.com>, <konstantin.meskhidze@...wei.com>
Subject: [RFC PATCH v2 05/12] selftests/landlock: Add protocol.rule_with_unknown_access to socket tests
Add test that validates behavior of landlock after rule with
unknown access is added.
Signed-off-by: Mikhail Ivanov <ivanov.mikhail1@...wei-partners.com>
---
Changes since v1:
* Refactors commit messsage.
---
.../testing/selftests/landlock/socket_test.c | 26 +++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/tools/testing/selftests/landlock/socket_test.c b/tools/testing/selftests/landlock/socket_test.c
index eb5d62263460..57d5927906b8 100644
--- a/tools/testing/selftests/landlock/socket_test.c
+++ b/tools/testing/selftests/landlock/socket_test.c
@@ -206,4 +206,30 @@ TEST_F(protocol, socket_access_rights)
EXPECT_EQ(0, close(ruleset_fd));
}
+TEST_F(protocol, rule_with_unknown_access)
+{
+ const struct landlock_ruleset_attr ruleset_attr = {
+ .handled_access_socket = ACCESS_ALL,
+ };
+ struct landlock_socket_attr protocol = {
+ .family = self->srv0.protocol.family,
+ .type = self->srv0.protocol.type,
+ };
+ int ruleset_fd;
+ __u64 access;
+
+ ruleset_fd =
+ landlock_create_ruleset(&ruleset_attr, sizeof(ruleset_attr), 0);
+ ASSERT_LE(0, ruleset_fd);
+
+ for (access = 1ULL << 63; access != ACCESS_LAST; access >>= 1) {
+ protocol.allowed_access = access;
+ EXPECT_EQ(-1,
+ landlock_add_rule(ruleset_fd, LANDLOCK_RULE_SOCKET,
+ &protocol, 0));
+ EXPECT_EQ(EINVAL, errno);
+ }
+ EXPECT_EQ(0, close(ruleset_fd));
+}
+
TEST_HARNESS_MAIN
--
2.34.1
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