[LTP] [PATCH v2 0/7] landlock testing suite

[Andrea Cervesato]

This testing suite is meant to test the following syscalls:

- landlock_create_ruleset
- landlock_add_rule
- landlock_restrict_self

Documentation can be found in kernel manuals and inside the official
kernel documentation at

https://www.kernel.org/doc/html/latest/userspace-api/landlock.html

Signed-off-by: Andrea Cervesato <andrea.cervesato@suse.com>
---
Changes in v2:
- remove -lc unused dependency from Makefile
- move SAFE_LANDLOCK_* macros in lapi/landlock.h
- define CAP_MKNOD in the lapi/capability.h
- fix landlock fallback in order to let LTP build properly
- fix landlock01 EINVAL test when "struct landlock_ruleset_attr" size is
  too small
- fix landlock05 for -i2
- skip exfat from landlock04 filesystems
- Link to v1: https://lore.kernel.org/r/20240701-landlock-v1-0-58e9af649a72@suse.com

---
Andrea Cervesato (7):
      Add landlock01 test
      Add landlock02 test
      Add landlock03 test
      Add CAP_MKNOD fallback in lapi/capability.h
      Add landlock04 test
      Add landlock05 test
      Add landlock06 test

 include/lapi/capability.h                          |  12 +-
 runtest/syscalls                                   |   7 +
 testcases/kernel/syscalls/landlock/.gitignore      |   7 +
 testcases/kernel/syscalls/landlock/Makefile        |   7 +
 testcases/kernel/syscalls/landlock/landlock01.c    |  92 ++++++
 testcases/kernel/syscalls/landlock/landlock02.c    | 153 +++++++++
 testcases/kernel/syscalls/landlock/landlock03.c    | 119 +++++++
 testcases/kernel/syscalls/landlock/landlock04.c    | 176 +++++++++++
 testcases/kernel/syscalls/landlock/landlock05.c    | 114 +++++++
 testcases/kernel/syscalls/landlock/landlock06.c    | 110 +++++++
 .../kernel/syscalls/landlock/landlock_common.h     |  74 +++++
 testcases/kernel/syscalls/landlock/landlock_exec.c |   9 +
 .../kernel/syscalls/landlock/landlock_tester.h     | 350 +++++++++++++++++++++
 13 files changed, 1226 insertions(+), 4 deletions(-)
---
base-commit: a3ebad6faf126347e3cbbd5a112f0853f159a914
change-id: 20240617-landlock-c48a4623a447

Best regards,
-- 
Andrea Cervesato <andrea.cervesato@suse.com>