[PATCH v11 00/12] Network support for Landlock
Konstantin Meskhidze (A)
konstantin.meskhidze at huawei.com
Tue Jun 6 09:10:51 UTC 2023
6/5/2023 6:02 PM, Mickaël Salaün пишет:
> Hi Konstantin,
>
> The kernel code looks good. I found some issues in tests and
> documentation, and I'm still reviewing the whole patches. In the
> meantime, I've pushed it in -next, we'll see how it goes.
>
> We need to have this new code covered by syzkaller. I'll work on that
> unless you want to.
>
> Regards,
> Mickaël
>
Hi, Mickaël!
I have never set up syzkaller. Do you have a syzkaller scenario for
Landlock code? I need some hints. I will give it a shot.
Regards,
Konstantin.
>
> On 15/05/2023 18:13, Konstantin Meskhidze wrote:
>> Hi,
>> This is a new V11 patch related to Landlock LSM network confinement.
>> It is based on the landlock's -next branch on top of v6.2-rc3+ kernel version:
>> https://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git/log/?h=next
>>
>> It brings refactoring of previous patch version V10.
>> Mostly there are fixes of logic and typos, refactoring some selftests.
>>
>> All test were run in QEMU evironment and compiled with
>> -static flag.
>> 1. network_test: 36/36 tests passed.
>> 2. base_test: 7/7 tests passed.
>> 3. fs_test: 78/78 tests passed.
>> 4. ptrace_test: 8/8 tests passed.
>>
>> Previous versions:
>> v10: https://lore.kernel.org/linux-security-module/20230323085226.1432550-1-konstantin.meskhidze@huawei.com/
>> v9: https://lore.kernel.org/linux-security-module/20230116085818.165539-1-konstantin.meskhidze@huawei.com/
>> v8: https://lore.kernel.org/linux-security-module/20221021152644.155136-1-konstantin.meskhidze@huawei.com/
>> v7: https://lore.kernel.org/linux-security-module/20220829170401.834298-1-konstantin.meskhidze@huawei.com/
>> v6: https://lore.kernel.org/linux-security-module/20220621082313.3330667-1-konstantin.meskhidze@huawei.com/
>> v5: https://lore.kernel.org/linux-security-module/20220516152038.39594-1-konstantin.meskhidze@huawei.com
>> v4: https://lore.kernel.org/linux-security-module/20220309134459.6448-1-konstantin.meskhidze@huawei.com/
>> v3: https://lore.kernel.org/linux-security-module/20220124080215.265538-1-konstantin.meskhidze@huawei.com/
>> v2: https://lore.kernel.org/linux-security-module/20211228115212.703084-1-konstantin.meskhidze@huawei.com/
>> v1: https://lore.kernel.org/linux-security-module/20211210072123.386713-1-konstantin.meskhidze@huawei.com/
>>
>> Konstantin Meskhidze (11):
>> landlock: Make ruleset's access masks more generic
>> landlock: Refactor landlock_find_rule/insert_rule
>> landlock: Refactor merge/inherit_ruleset functions
>> landlock: Move and rename layer helpers
>> landlock: Refactor layer helpers
>> landlock: Refactor landlock_add_rule() syscall
>> landlock: Add network rules and TCP hooks support
>> selftests/landlock: Share enforce_ruleset()
>> selftests/landlock: Add 11 new test suites dedicated to network
>> samples/landlock: Add network demo
>> landlock: Document Landlock's network support
>>
>> Mickaël Salaün (1):
>> landlock: Allow filesystem layout changes for domains without such
>> rule type
>>
>> Documentation/userspace-api/landlock.rst | 89 +-
>> include/uapi/linux/landlock.h | 48 +
>> samples/landlock/sandboxer.c | 128 +-
>> security/landlock/Kconfig | 1 +
>> security/landlock/Makefile | 2 +
>> security/landlock/fs.c | 232 +--
>> security/landlock/limits.h | 7 +-
>> security/landlock/net.c | 174 +++
>> security/landlock/net.h | 26 +
>> security/landlock/ruleset.c | 405 +++++-
>> security/landlock/ruleset.h | 185 ++-
>> security/landlock/setup.c | 2 +
>> security/landlock/syscalls.c | 163 ++-
>> tools/testing/selftests/landlock/base_test.c | 2 +-
>> tools/testing/selftests/landlock/common.h | 10 +
>> tools/testing/selftests/landlock/config | 4 +
>> tools/testing/selftests/landlock/fs_test.c | 74 +-
>> tools/testing/selftests/landlock/net_test.c | 1317 ++++++++++++++++++
>> 18 files changed, 2520 insertions(+), 349 deletions(-)
>> create mode 100644 security/landlock/net.c
>> create mode 100644 security/landlock/net.h
>> create mode 100644 tools/testing/selftests/landlock/net_test.c
>>
>> --
>> 2.25.1
>>
> .
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