netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Kuniyuki Iwashima <kuniyu@amazon.com>
To: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	David Ahern <dsahern@kernel.org>
Cc: Joanne Koong <joannelkoong@gmail.com>,
	Jianguo Wu <wujianguo106@163.com>,
	Kuniyuki Iwashima <kuniyu@amazon.com>,
	Kuniyuki Iwashima <kuni1840@gmail.com>, <netdev@vger.kernel.org>
Subject: [PATCH v1 net 8/8] selftest: tcp: Add bind() tests for SO_REUSEADDR/SO_REUSEPORT.
Date: Mon, 25 Mar 2024 11:19:23 -0700	[thread overview]
Message-ID: <20240325181923.48769-9-kuniyu@amazon.com> (raw)
In-Reply-To: <20240325181923.48769-1-kuniyu@amazon.com>

This patch adds two tests using SO_REUSEADDR and SO_REUSEPORT and
defines errno for each test case.

SO_REUSEADDR/SO_REUSEPORT is set for the per-fixture two bind()
calls.

The notable pattern is the pair of v6only [::] and plain [::].
The two sockets are put into the same tb2, where per-bucket v6only
flag would be useless to detect bind() conflict.

Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
---
 tools/testing/selftests/net/bind_wildcard.c | 263 +++++++++++++++++++-
 1 file changed, 257 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/net/bind_wildcard.c b/tools/testing/selftests/net/bind_wildcard.c
index 6d7f02441b9d..b7b54d646b93 100644
--- a/tools/testing/selftests/net/bind_wildcard.c
+++ b/tools/testing/selftests/net/bind_wildcard.c
@@ -54,6 +54,7 @@ FIXTURE_VARIANT(bind_wildcard)
 	 *   ::ffff:127.0.0.1
 	 */
 	int expected_errno[NR_SOCKETS];
+	int expected_reuse_errno[NR_SOCKETS];
 };
 
 /* (IPv4, IPv4) */
@@ -65,6 +66,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v4_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v4_any)
@@ -75,6 +80,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v4_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 /* (IPv4, IPv6) */
@@ -86,6 +95,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_any_only)
@@ -97,6 +110,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_any_only)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_local)
@@ -107,6 +124,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_v4mapped_any)
@@ -117,6 +138,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_v4mapped_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_v4mapped_local)
@@ -127,6 +152,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_any_v6_v4mapped_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_any)
@@ -137,6 +166,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_any_only)
@@ -148,6 +181,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_any_only)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_local)
@@ -158,6 +195,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_v4mapped_any)
@@ -168,6 +209,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_v4mapped_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_v4mapped_local)
@@ -178,6 +223,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v4_local_v6_v4mapped_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 /* (IPv6, IPv4) */
@@ -189,6 +238,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v4_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v4_any)
@@ -200,6 +253,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v4_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v4_local)
@@ -210,6 +267,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v4_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v4_local)
@@ -221,6 +282,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v4_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v4_any)
@@ -231,6 +296,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v4_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v4_local)
@@ -241,6 +310,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v4_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v4_any)
@@ -251,6 +324,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v4_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v4_local)
@@ -261,6 +338,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v4_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_local_v4_any)
@@ -271,6 +352,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_local_v4_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_local_v4_local)
@@ -281,9 +366,72 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_local_v4_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 /* (IPv6, IPv6) */
+FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_any)
+{
+	.family = {AF_INET6, AF_INET6},
+	.addr = {&in6addr_any, &in6addr_any},
+	.expected_errno = {0, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
+};
+
+FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_any)
+{
+	.family = {AF_INET6, AF_INET6},
+	.addr = {&in6addr_any, &in6addr_any},
+	.ipv6_only = {true, false},
+	.expected_errno = {0, EADDRINUSE,
+			   0, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
+};
+
+FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_any_only)
+{
+	.family = {AF_INET6, AF_INET6},
+	.addr = {&in6addr_any, &in6addr_any},
+	.ipv6_only = {false, true},
+	.expected_errno = {0, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
+};
+
+FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_any_only)
+{
+	.family = {AF_INET6, AF_INET6},
+	.addr = {&in6addr_any, &in6addr_any},
+	.ipv6_only = {true, true},
+	.expected_errno = {0, EADDRINUSE,
+			   0, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE,
+			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 0, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
+};
+
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_local)
 {
 	.family = {AF_INET6, AF_INET6},
@@ -292,6 +440,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_local)
@@ -303,6 +455,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_local)
 			   0, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 0, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_any)
@@ -313,6 +469,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_v4mapped_any)
@@ -324,6 +484,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_v4mapped_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_local)
@@ -334,6 +498,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_v6_v4mapped_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_v4mapped_local)
@@ -345,6 +513,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_any_only_v6_v4mapped_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any)
@@ -355,6 +527,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any)
 			   0, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any_only)
@@ -366,6 +542,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_any_only)
 			   0, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 0, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_v4mapped_any)
@@ -376,6 +556,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_v4mapped_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_v4mapped_local)
@@ -386,6 +570,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_local_v6_v4mapped_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_any)
@@ -396,6 +584,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_any_only)
@@ -407,6 +599,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_any_only)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_local)
@@ -417,6 +613,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_v4mapped_local)
@@ -427,6 +627,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_any_v6_v4mapped_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_any)
@@ -437,6 +641,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_any_only)
@@ -448,6 +656,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_any_only)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_local)
@@ -458,6 +670,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_local)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_v4mapped_any)
@@ -468,6 +684,10 @@ FIXTURE_VARIANT_ADD(bind_wildcard, v6_v4mapped_loopback_v6_v4mapped_any)
 			   EADDRINUSE, EADDRINUSE,
 			   EADDRINUSE, 0,
 			   EADDRINUSE, EADDRINUSE},
+	.expected_reuse_errno = {0, 0,
+				 EADDRINUSE, EADDRINUSE,
+				 EADDRINUSE, 0,
+				 EADDRINUSE, EADDRINUSE},
 };
 
 static void setup_addr(FIXTURE_DATA(bind_wildcard) *self, int i,
@@ -519,7 +739,7 @@ FIXTURE_TEARDOWN(bind_wildcard)
 void bind_socket(struct __test_metadata *_metadata,
 		 FIXTURE_DATA(bind_wildcard) *self,
 		 const FIXTURE_VARIANT(bind_wildcard) *variant,
-		 int i)
+		 int i, int reuse)
 {
 	int ret;
 
@@ -531,14 +751,29 @@ void bind_socket(struct __test_metadata *_metadata,
 		ASSERT_EQ(ret, 0);
 	}
 
+	if (i < 2 && reuse) {
+		ret = setsockopt(self->fd[i], SOL_SOCKET, reuse, &(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]);
-	if (variant->expected_errno[i]) {
-		ASSERT_EQ(ret, -1);
-		ASSERT_EQ(errno, variant->expected_errno[i]);
+
+	if (reuse) {
+		if (variant->expected_reuse_errno[i]) {
+			ASSERT_EQ(ret, -1);
+			ASSERT_EQ(errno, variant->expected_reuse_errno[i]);
+		} else {
+			ASSERT_EQ(ret, 0);
+		}
 	} else {
-		ASSERT_EQ(ret, 0);
+		if (variant->expected_errno[i]) {
+			ASSERT_EQ(ret, -1);
+			ASSERT_EQ(errno, variant->expected_errno[i]);
+		} else {
+			ASSERT_EQ(ret, 0);
+		}
 	}
 
 	if (i == 0) {
@@ -552,7 +787,23 @@ TEST_F(bind_wildcard, plain)
 	int i;
 
 	for (i = 0; i < NR_SOCKETS; i++)
-		bind_socket(_metadata, self, variant, i);
+		bind_socket(_metadata, self, variant, i, 0);
+}
+
+TEST_F(bind_wildcard, reuseaddr)
+{
+	int i;
+
+	for (i = 0; i < NR_SOCKETS; i++)
+		bind_socket(_metadata, self, variant, i, SO_REUSEADDR);
+}
+
+TEST_F(bind_wildcard, reuseport)
+{
+	int i;
+
+	for (i = 0; i < NR_SOCKETS; i++)
+		bind_socket(_metadata, self, variant, i, SO_REUSEPORT);
 }
 
 TEST_HARNESS_MAIN
-- 
2.30.2


      parent reply	other threads:[~2024-03-25 18:23 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-25 18:19 [PATCH v1 net 0/8] tcp: Fix bind() regression and more tests Kuniyuki Iwashima
2024-03-25 18:19 ` [PATCH v1 net 1/8] tcp: Fix bind() regression for v6-only wildcard and v4-mapped-v6 non-wildcard addresses Kuniyuki Iwashima
2024-03-25 23:56   ` Jakub Kicinski
2024-03-26  0:01     ` Kuniyuki Iwashima
2024-03-26 10:41   ` kernel test robot
2024-03-26 11:11   ` kernel test robot
2024-03-25 18:19 ` [PATCH v1 net 2/8] tcp: Fix bind() regression for v6-only wildcard and v4(-mapped-v6) " Kuniyuki Iwashima
2024-03-25 18:19 ` [PATCH v1 net 3/8] selftest: tcp: Make bind() selftest flexible Kuniyuki Iwashima
2024-03-25 18:19 ` [PATCH v1 net 4/8] selftest: tcp: Define the reverse order bind() tests explicitly Kuniyuki Iwashima
2024-03-25 18:19 ` [PATCH v1 net 5/8] selftest: tcp: Add v4-v4 and v6-v6 bind() conflict tests Kuniyuki Iwashima
2024-03-25 18:19 ` [PATCH v1 net 6/8] selftest: tcp: Add more bind() calls Kuniyuki Iwashima
2024-03-25 18:19 ` [PATCH v1 net 7/8] selftest: tcp: Add bind() tests for IPV6_V6ONLY Kuniyuki Iwashima
2024-03-25 18:19 ` Kuniyuki Iwashima [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20240325181923.48769-9-kuniyu@amazon.com \
    --to=kuniyu@amazon.com \
    --cc=davem@davemloft.net \
    --cc=dsahern@kernel.org \
    --cc=edumazet@google.com \
    --cc=joannelkoong@gmail.com \
    --cc=kuba@kernel.org \
    --cc=kuni1840@gmail.com \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=wujianguo106@163.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).