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Message-ID: <20230823.aequ5ahg0Aeb@digikod.net>
Date: Wed, 23 Aug 2023 19:27:23 +0200
From: Mickaël Salaün <mic@...ikod.net>
To: Casey Schaufler <casey@...aufler-ca.com>
Cc: paul@...l-moore.com, linux-security-module@...r.kernel.org,
jmorris@...ei.org, serge@...lyn.com, keescook@...omium.org,
john.johansen@...onical.com, penguin-kernel@...ove.sakura.ne.jp,
stephen.smalley.work@...il.com, linux-kernel@...r.kernel.org,
linux-api@...r.kernel.org
Subject: Re: [PATCH v13 11/11] LSM: selftests for Linux Security Module
syscalls
On Wed, Aug 02, 2023 at 10:44:34AM -0700, Casey Schaufler wrote:
> Add selftests for the three system calls supporting the LSM
> infrastructure. This set of tests is limited by the differences
> in access policy enforced by the existing security modules.
>
> Signed-off-by: Casey Schaufler <casey@...aufler-ca.com>
> ---
> MAINTAINERS | 1 +
> tools/testing/selftests/Makefile | 1 +
> tools/testing/selftests/lsm/Makefile | 19 ++
> tools/testing/selftests/lsm/common.c | 81 ++++++
> tools/testing/selftests/lsm/common.h | 33 +++
> tools/testing/selftests/lsm/config | 3 +
> .../selftests/lsm/lsm_get_self_attr_test.c | 240 ++++++++++++++++++
> .../selftests/lsm/lsm_list_modules_test.c | 140 ++++++++++
> .../selftests/lsm/lsm_set_self_attr_test.c | 74 ++++++
> 9 files changed, 592 insertions(+)
> create mode 100644 tools/testing/selftests/lsm/Makefile
> create mode 100644 tools/testing/selftests/lsm/common.c
> create mode 100644 tools/testing/selftests/lsm/common.h
> create mode 100644 tools/testing/selftests/lsm/config
> create mode 100644 tools/testing/selftests/lsm/lsm_get_self_attr_test.c
> create mode 100644 tools/testing/selftests/lsm/lsm_list_modules_test.c
> create mode 100644 tools/testing/selftests/lsm/lsm_set_self_attr_test.c
> diff --git a/tools/testing/selftests/lsm/Makefile b/tools/testing/selftests/lsm/Makefile
> new file mode 100644
> index 000000000000..bae6c1e3bba4
> --- /dev/null
> +++ b/tools/testing/selftests/lsm/Makefile
> @@ -0,0 +1,19 @@
> +# SPDX-License-Identifier: GPL-2.0
> +#
> +# First run: make -C ../../../.. headers_install
> +
> +CFLAGS += -Wall -O2 $(KHDR_INCLUDES)
> +LOCAL_HDRS += common.h
> +
> +TEST_GEN_PROGS := lsm_get_self_attr_test lsm_list_modules_test \
> + lsm_set_self_attr_test
You could use the wildcard approach to avoid explicitly listing output
files here, but it's not a big deal.
> +
> +include ../lib.mk
> +
> +$(TEST_GEN_PROGS):
> +
> +$(OUTPUT)/lsm_get_self_attr_test: lsm_get_self_attr_test.c common.c
> +$(OUTPUT)/lsm_set_self_attr_test: lsm_set_self_attr_test.c common.c
> +$(OUTPUT)/lsm_list_modules_test: lsm_list_modules_test.c common.c
It would be nice to add /*_test to a .gitignore file
> +
> +EXTRA_CLEAN = $(OUTPUT)/common.o
Anyway, this Makefile works with all kind of test builds (cf. commit
a52540522c9541bfa3e499d2edba7bc0ca73a4ca).
I'll send another review for this file soon.
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