Messages in this thread Patch in this message | | | From | Mickaël Salaün <> | Subject | [PATCH v1 6/9] selftests/landlock: Extend layout1.inherit_superset | Date | Wed, 11 Nov 2020 22:34:39 +0100 |
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These additional checks test that layers are handled as expected in the superset use case, which complete the inherit_subset checks.
Cc: James Morris <jmorris@namei.org> Cc: Jann Horn <jannh@google.com> Cc: Serge E. Hallyn <serge@hallyn.com> Signed-off-by: Mickaël Salaün <mic@digikod.net> --- tools/testing/selftests/landlock/fs_test.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/tools/testing/selftests/landlock/fs_test.c b/tools/testing/selftests/landlock/fs_test.c index 1885174b2770..c2f65034e4ee 100644 --- a/tools/testing/selftests/landlock/fs_test.c +++ b/tools/testing/selftests/landlock/fs_test.c @@ -907,6 +907,10 @@ TEST_F(layout1, inherit_superset) open_fd = open(dir_s1d3, O_RDONLY | O_DIRECTORY | O_CLOEXEC); ASSERT_LE(0, open_fd); ASSERT_EQ(0, close(open_fd)); + /* File access is allowed for file1_s1d3. */ + open_fd = open(file1_s1d3, O_RDONLY | O_CLOEXEC); + ASSERT_LE(0, open_fd); + ASSERT_EQ(0, close(open_fd)); /* Now dir_s1d2, parent of dir_s1d3, gets a new rule tied to it. */ add_path_beneath(_metadata, ruleset_fd, LANDLOCK_ACCESS_FS_READ_FILE | @@ -922,6 +926,10 @@ TEST_F(layout1, inherit_superset) open_fd = open(dir_s1d3, O_RDONLY | O_DIRECTORY | O_CLOEXEC); ASSERT_LE(0, open_fd); ASSERT_EQ(0, close(open_fd)); + /* File access is now denied for file1_s1d3. */ + open_fd = open(file1_s1d3, O_RDONLY | O_CLOEXEC); + ASSERT_LE(-1, open_fd); + ASSERT_EQ(EACCES, errno); } TEST_F(layout1, max_layers) -- 2.29.2
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