On Sun, Aug 13, 2023 at 11:09:59PM +0300, Konstantin Meskhidze (A) wrote: > > > 7/12/2023 10:02 AM, Mickaël Salaün пишет: > > > > On 06/07/2023 16:55, Mickaël Salaün wrote: > > > From: Konstantin Meskhidze <konstantin.meskhidze@xxxxxxxxxx> > > > > > > This patch is a revamp of the v11 tests [1] with new tests (see the > > > "Changes since v11" description). I (Mickaël) only added the following > > > todo list and the "Changes since v11" sections in this commit message. > > > I think this patch is good but it would appreciate reviews. > > > You can find the diff of my changes here but it is not really readable: > > > https://git.kernel.org/mic/c/78edf722fba5 (landlock-net-v11 branch) > > > [1] https://lore.kernel.org/all/20230515161339.631577-11-konstantin.meskhidze@xxxxxxxxxx/ > > > TODO: > > > - Rename all "net_service" to "net_port". > > > - Fix the two kernel bugs found with the new tests. > > > - Update this commit message with a small description of all tests. > > > > [...] > > > +FIXTURE(inet) > > > +{ > > > + struct service_fixture srv0, srv1; > > > +}; > > > > The "inet" variants are useless and should be removed. The "inet" > > fixture can then be renamed to "ipv4_tcp". > > > Maybe its better to name it "tcp". So we dont need to copy TEST_F(tcp, > port_endianness) for ipv6 and ipv4. > What do you think? I don't see any need to test with IPv4 and IPv6, hence the "inet" name (and without variants). You can rename it to "inet_tcp" to highlight the specificities of this fixture. > > > > > > + > > > +FIXTURE_VARIANT(inet) > > > +{ > > > + const bool is_sandboxed; > > > + const struct protocol_variant prot; > > > +}; > > > + > > > +/* clang-format off */ > > > +FIXTURE_VARIANT_ADD(inet, no_sandbox_with_ipv4) { > > > + /* clang-format on */ > > > + .is_sandboxed = false, > > > + .prot = { > > > + .domain = AF_INET, > > > + .type = SOCK_STREAM, > > > + }, > > > +}; > > > + > > > +/* clang-format off */ > > > +FIXTURE_VARIANT_ADD(inet, sandbox_with_ipv4) { > > > + /* clang-format on */ > > > + .is_sandboxed = true, > > > + .prot = { > > > + .domain = AF_INET, > > > + .type = SOCK_STREAM, > > > + }, > > > +}; > > > + > > > +/* clang-format off */ > > > +FIXTURE_VARIANT_ADD(inet, no_sandbox_with_ipv6) { > > > + /* clang-format on */ > > > + .is_sandboxed = false, > > > + .prot = { > > > + .domain = AF_INET6, > > > + .type = SOCK_STREAM, > > > + }, > > > +}; > > > + > > > +/* clang-format off */ > > > +FIXTURE_VARIANT_ADD(inet, sandbox_with_ipv6) { > > > + /* clang-format on */ > > > + .is_sandboxed = true, > > > + .prot = { > > > + .domain = AF_INET6, > > > + .type = SOCK_STREAM, > > > + }, > > > +}; > > > + > > > +FIXTURE_SETUP(inet) > > > +{ > > > + const struct protocol_variant ipv4_tcp = { > > > + .domain = AF_INET, > > > + .type = SOCK_STREAM, > > > + }; > > > + > > > + disable_caps(_metadata); > > > + > > > + ASSERT_EQ(0, set_service(&self->srv0, ipv4_tcp, 0)); > > > + ASSERT_EQ(0, set_service(&self->srv1, ipv4_tcp, 1)); > > > + > > > + setup_loopback(_metadata); > > > +}; > > > + > > > +FIXTURE_TEARDOWN(inet) > > > +{ > > > +} > > > + > > > +TEST_F(inet, port_endianness) > > > +{ > > > + const struct landlock_ruleset_attr ruleset_attr = { > > > + .handled_access_net = LANDLOCK_ACCESS_NET_BIND_TCP | > > > + LANDLOCK_ACCESS_NET_CONNECT_TCP, > > > + }; > > > + const struct landlock_net_service_attr bind_host_endian_p0 = { > > > + .allowed_access = LANDLOCK_ACCESS_NET_BIND_TCP, > > > + /* Host port format. */ > > > + .port = self->srv0.port, > > > + }; > > > + const struct landlock_net_service_attr connect_big_endian_p0 = { > > > + .allowed_access = LANDLOCK_ACCESS_NET_CONNECT_TCP, > > > + /* Big endian port format. */ > > > + .port = htons(self->srv0.port), > > > + }; > > > + const struct landlock_net_service_attr bind_connect_host_endian_p1 = { > > > + .allowed_access = LANDLOCK_ACCESS_NET_BIND_TCP | > > > + LANDLOCK_ACCESS_NET_CONNECT_TCP, > > > + /* Host port format. */ > > > + .port = self->srv1.port, > > > + }; > > > + const unsigned int one = 1; > > > + const char little_endian = *(const char *)&one; > > > + int ruleset_fd; > > > + > > > + ruleset_fd = > > > + landlock_create_ruleset(&ruleset_attr, sizeof(ruleset_attr), 0); > > > + ASSERT_LE(0, ruleset_fd); > > > + ASSERT_EQ(0, landlock_add_rule(ruleset_fd, LANDLOCK_RULE_NET_SERVICE, > > > + &bind_host_endian_p0, 0)); > > > + ASSERT_EQ(0, landlock_add_rule(ruleset_fd, LANDLOCK_RULE_NET_SERVICE, > > > + &connect_big_endian_p0, 0)); > > > + ASSERT_EQ(0, landlock_add_rule(ruleset_fd, LANDLOCK_RULE_NET_SERVICE, > > > + &bind_connect_host_endian_p1, 0)); > > > + enforce_ruleset(_metadata, ruleset_fd); > > > + > > > + /* No restriction for big endinan CPU. */ > > > + test_bind_and_connect(_metadata, &self->srv0, false, little_endian); > > > + > > > + /* No restriction for any CPU. */ > > > + test_bind_and_connect(_metadata, &self->srv1, false, false); > > > +} > > > + > > > +TEST_HARNESS_MAIN > > .
