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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , David Ahern CC: Joanne Koong , Jianguo Wu , Kuniyuki Iwashima , Kuniyuki Iwashima , Subject: [PATCH v2 net 7/8] selftest: tcp: Add bind() tests for IPV6_V6ONLY. Date: Tue, 26 Mar 2024 13:42:50 -0700 Message-ID: <20240326204251.51301-8-kuniyu@amazon.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20240326204251.51301-1-kuniyu@amazon.com> References: <20240326204251.51301-1-kuniyu@amazon.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: EX19D039UWB002.ant.amazon.com (10.13.138.79) To EX19D004ANA001.ant.amazon.com (10.37.240.138) X-Patchwork-Delegate: kuba@kernel.org bhash2 was not well tested for IPv6-only sockets. This patch adds test cases where we set IPV6_V6ONLY for per-fixture bind() calls if variant->ipv6_only[i] is true. Signed-off-by: Kuniyuki Iwashima --- tools/testing/selftests/net/bind_wildcard.c | 116 ++++++++++++++++++++ 1 file changed, 116 insertions(+) diff --git a/tools/testing/selftests/net/bind_wildcard.c b/tools/testing/selftests/net/bind_wildcard.c index 4ecd3835f33c..6d7f02441b9d 100644 --- a/tools/testing/selftests/net/bind_wildcard.c +++ b/tools/testing/selftests/net/bind_wildcard.c @@ -42,6 +42,7 @@ FIXTURE_VARIANT(bind_wildcard) { sa_family_t family[2]; const void *addr[2]; + bool ipv6_only[2]; /* 6 bind() calls below follow two bind() for the defined 2 addresses: * @@ -87,6 +88,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_any_only) +{ + .family = {AF_INET, AF_INET6}, + .addr = {&in4addr_any, &in6addr_any}, + .ipv6_only = {false, true}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_local) { .family = {AF_INET, AF_INET6}, @@ -127,6 +139,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_any_only) +{ + .family = {AF_INET, AF_INET6}, + .addr = {&in4addr_loopback, &in6addr_any}, + .ipv6_only = {false, true}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_local) { .family = {AF_INET, AF_INET6}, @@ -168,6 +191,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v4_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v4_any) +{ + .family = {AF_INET6, AF_INET}, + .addr = {&in6addr_any, &in4addr_any}, + .ipv6_only = {true, false}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v4_local) { .family = {AF_INET6, AF_INET}, @@ -178,6 +212,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v4_local) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v4_local) +{ + .family = {AF_INET6, AF_INET}, + .addr = {&in6addr_any, &in4addr_loopback}, + .ipv6_only = {true, false}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v4_any) { .family = {AF_INET6, AF_INET}, @@ -249,6 +294,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_local) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_local) +{ + .family = {AF_INET6, AF_INET6}, + .addr = {&in6addr_any, &in6addr_loopback}, + .ipv6_only = {true, false}, + .expected_errno = {0, EADDRINUSE, + 0, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_any) { .family = {AF_INET6, AF_INET6}, @@ -259,6 +315,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_v4mapped_any) +{ + .family = {AF_INET6, AF_INET6}, + .addr = {&in6addr_any, &in6addr_v4mapped_any}, + .ipv6_only = {true, false}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_local) { .family = {AF_INET6, AF_INET6}, @@ -269,6 +336,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_local) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_v4mapped_local) +{ + .family = {AF_INET6, AF_INET6}, + .addr = {&in6addr_any, &in6addr_v4mapped_loopback}, + .ipv6_only = {true, false}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any) { .family = {AF_INET6, AF_INET6}, @@ -279,6 +357,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any_only) +{ + .family = {AF_INET6, AF_INET6}, + .addr = {&in6addr_loopback, &in6addr_any}, + .ipv6_only = {false, true}, + .expected_errno = {0, EADDRINUSE, + 0, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_v4mapped_any) { .family = {AF_INET6, AF_INET6}, @@ -309,6 +398,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_any_only) +{ + .family = {AF_INET6, AF_INET6}, + .addr = {&in6addr_v4mapped_any, &in6addr_any}, + .ipv6_only = {false, true}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_local) { .family = {AF_INET6, AF_INET6}, @@ -339,6 +439,17 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_any) EADDRINUSE, EADDRINUSE}, }; +FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_any_only) +{ + .family = {AF_INET6, AF_INET6}, + .addr = {&in6addr_v4mapped_loopback, &in6addr_any}, + .ipv6_only = {false, true}, + .expected_errno = {0, 0, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE, + EADDRINUSE, EADDRINUSE}, +}; + FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_local) { .family = {AF_INET6, AF_INET6}, @@ -415,6 +526,11 @@ void bind_socket(struct __test_metadata *_metadata, self->fd[i] = socket(self->addr[i].addr.sa_family, SOCK_STREAM, 0); ASSERT_GT(self->fd[i], 0); + if (i < 2 && variant->ipv6_only[i]) { + ret = setsockopt(self->fd[i], SOL_IPV6, IPV6_V6ONLY, &(int){1}, sizeof(int)); + ASSERT_EQ(ret, 0); + } + self->addr[i].addr4.sin_port = self->addr[0].addr4.sin_port; ret = bind(self->fd[i], &self->addr[i].addr, self->addrlen[i]);