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AJvYcCUB2KMzpXEzyg3mKuucDVVZPI3qWlXAguON+Wdf9SfOgWaWrOUo4CwDmTonnXpEtMIGHLrTOi0=@vger.kernel.org X-Gm-Message-State: AOJu0YxAKxi1giOILU2zmhsYU67T1TBX8k0NFUKfn1jB5s0yKNrYzBZN g5tL86C3it82SNrbrk2qCZqft+le7O87nLLxk/m1JRYVQ7jJP+l/qi76YhVkvTql6btihAhqTbp jJA== X-Google-Smtp-Source: AGHT+IEKRkuwKZ+CzVsiEkxduxS73xjFyBD2cngHBnHjRzLoQtzVHwrcWcBID3PvyDTBlYs+V00WXsliOxM= X-Received: from swim.c.googlers.com ([fda3:e722:ac3:cc00:31:98fb:c0a8:1605]) (user=gnoack job=sendgmr) by 2002:a17:906:3798:b0:a8a:802a:bfcc with SMTP id a640c23a62f3a-a8ffaec4543mr8266b.7.1725962011800; Tue, 10 Sep 2024 02:53:31 -0700 (PDT) Date: Tue, 10 Sep 2024 11:53:29 +0200 In-Reply-To: <20240904104824.1844082-5-ivanov.mikhail1@huawei-partners.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240904104824.1844082-1-ivanov.mikhail1@huawei-partners.com> <20240904104824.1844082-5-ivanov.mikhail1@huawei-partners.com> Message-ID: Subject: Re: [RFC PATCH v3 04/19] selftests/landlock: Test adding a rule with each supported access From: "=?utf-8?Q?G=C3=BCnther?= Noack" To: Mikhail Ivanov Cc: mic@digikod.net, willemdebruijn.kernel@gmail.com, gnoack3000@gmail.com, linux-security-module@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, yusongping@huawei.com, artem.kuzin@huawei.com, konstantin.meskhidze@huawei.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Wed, Sep 04, 2024 at 06:48:09PM +0800, Mikhail Ivanov wrote: > Add test that checks the possibility of adding rule of > `LANDLOCK_RULE_SOCKET` type with all possible access rights. >=20 > Signed-off-by: Mikhail Ivanov > --- > Changes since v2: > * Replaces EXPECT_EQ with ASSERT_EQ for close(). > * Refactors commit message and title. >=20 > Changes since v1: > * Formats code with clang-format. > * Refactors commit message. > --- > .../testing/selftests/landlock/socket_test.c | 31 +++++++++++++++++++ > 1 file changed, 31 insertions(+) >=20 > diff --git a/tools/testing/selftests/landlock/socket_test.c b/tools/testi= ng/selftests/landlock/socket_test.c > index 63bb269c9d07..cb23efd3ccc9 100644 > --- a/tools/testing/selftests/landlock/socket_test.c > +++ b/tools/testing/selftests/landlock/socket_test.c > @@ -16,6 +16,9 @@ > =20 > #include "common.h" > =20 > +#define ACCESS_LAST LANDLOCK_ACCESS_SOCKET_CREATE > +#define ACCESS_ALL LANDLOCK_ACCESS_SOCKET_CREATE > + > struct protocol_variant { > int family; > int type; > @@ -294,4 +297,32 @@ TEST_F(protocol, create) > EXPECT_EQ(EACCES, test_socket_variant(&self->prot)); > } > =20 > +TEST_F(protocol, socket_access_rights) > +{ > + const struct landlock_ruleset_attr ruleset_attr =3D { > + .handled_access_socket =3D ACCESS_ALL, > + }; > + struct landlock_socket_attr protocol =3D { > + .family =3D self->prot.family, > + .type =3D self->prot.type, > + }; > + int ruleset_fd; > + __u64 access; > + > + ruleset_fd =3D > + landlock_create_ruleset(&ruleset_attr, sizeof(ruleset_attr), 0); > + ASSERT_LE(0, ruleset_fd); > + > + for (access =3D 1; access <=3D ACCESS_LAST; access <<=3D 1) { > + protocol.allowed_access =3D access; > + EXPECT_EQ(0, landlock_add_rule(ruleset_fd, LANDLOCK_RULE_SOCKET, > + &protocol, 0)) > + { > + TH_LOG("Failed to add rule with access 0x%llx: %s", > + access, strerror(errno)); > + } > + } > + ASSERT_EQ(0, close(ruleset_fd)); > +} > + > TEST_HARNESS_MAIN > --=20 > 2.34.1 >=20 Reviewed-by: G=C3=BCnther Noack