From nobody Wed Sep 17 19:38:04 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BE6352ECEA6 for ; Thu, 21 Aug 2025 08:55:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755766542; cv=none; b=NKOmEpk68z4K4EziqicGQk2Rqi9XbbZ0c6tvjcvb+KGW9Hgoq+15gbuXeen9qWn/VSg7++HwQ8XsGrQle/0/ldfK7wuHGvUYjAtmYTIfF24IQ7Ig6cCmgbkxMTK1tUDpiiWAO3Nd0oV8TUXo3jz63o4WaWw07zRPtuB8G6k9arg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755766542; c=relaxed/simple; bh=7bToTOB07ZWltWYqLVS+GT12xiay/LeEl9hNhNFwmSc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YDdLgiOINSyA5Ys306/zqLTzwN+Mf9PmyC5DfaMGedO1+udOWit5nK5GQabNLDlMNojUYz+p33vn7/XWM3fYM/VRQsBhZCJK8l57VfAig1AF+f9/5jms82PdLYE/SBIVfOrk7V6Urdat1bkS1svczcsfc1eB2dBLiQm/YQ99Ed4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pHih+pZD; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pHih+pZD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A0668C4CEED; Thu, 21 Aug 2025 08:55:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755766542; bh=7bToTOB07ZWltWYqLVS+GT12xiay/LeEl9hNhNFwmSc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=pHih+pZDvFdNX6b6MsKpvr1TcVadsSqaG5Jyca9NF1MqRYSYAykGzSyS4U/a5SRQd ljaXKfG5ukUN/2lGJJrOuw81r4TV/AQCEXAIKBv5eplvWvyweAzTbvN4Y2k9qCqT9O Nfghm7oc4v422MS4YUr9x+WVPts1UwPDfGi4ZEJWwdOjv0Sd4qORejCbhS8peDQqNW BZr1gp5BEYkUpWsPqsfNL/noHRaF6zdgkIb6T0NpaJwe5dxCBwK4Pt+l7yFXlr3GLp 1tRmL4GUaq1TMjPrktdCBBuDHqy9VOUO1q0trOf78g59Ha7JQXl5YVdWwPCCXhzXwe 9fxS/gT2VuZgg== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v2 08/10] selftests: mptcp: sockopt: add IP_BIND_ADDRESS_NO_PORT test Date: Thu, 21 Aug 2025 16:54:56 +0800 Message-ID: X-Mailer: git-send-email 2.48.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Geliang Tang Add tests for the IP_BIND_ADDRESS_NO_PORT socket option: - Enables the option via setsockopt - Verifies the enabled state via getsockopt - Includes tests for both IPv4 and IPv6 - Updates test script output Signed-off-by: Geliang Tang --- .../selftests/net/mptcp/mptcp_sockopt.c | 25 +++++++++++++++++++ .../selftests/net/mptcp/mptcp_sockopt.sh | 6 +++-- 2 files changed, 29 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c b/tools/test= ing/selftests/net/mptcp/mptcp_sockopt.c index ccc072005118..ca1a40492aa4 100644 --- a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c +++ b/tools/testing/selftests/net/mptcp/mptcp_sockopt.c @@ -253,6 +253,15 @@ static void do_setsockopt_transparent(int fd) perror("setsockopt(IP(V6)_TRANSPARENT)"); } =20 +static void do_setsockopt_bind_address_no_port(int fd) +{ + int enable =3D 1; + + if (setsockopt(fd, SOL_IP, IP_BIND_ADDRESS_NO_PORT, &enable, + sizeof(enable))) + perror("setsockopt(IP_BIND_ADDRESS_NO_PORT)"); +} + static void do_setsockopts(int fd) { do_setsockopt_reuseaddr(fd); @@ -261,6 +270,7 @@ static void do_setsockopts(int fd) do_setsockopt_bindtoifindex(fd); do_setsockopt_freebind(fd); do_setsockopt_transparent(fd); + do_setsockopt_bind_address_no_port(fd); } =20 static int sock_listen_mptcp(const char * const listenaddr, @@ -711,6 +721,19 @@ static void do_getsockopt_transparent(int fd) assert(enable =3D=3D 1); } =20 +static void do_getsockopt_bind_address_no_port(int fd) +{ + socklen_t len; + int enable; + + len =3D sizeof(enable); + if (getsockopt(fd, SOL_IP, IP_BIND_ADDRESS_NO_PORT, + &enable, &len)) + die_perror("getsockopt(IP_TRANSPARENT)"); + + assert(enable =3D=3D 1); +} + static void do_getsockopts(struct so_state *s, int fd, size_t r, size_t w) { do_getsockopt_mptcp_info(s, fd, w); @@ -733,6 +756,8 @@ static void do_getsockopts(struct so_state *s, int fd, = size_t r, size_t w) do_getsockopt_freebind(fd); =20 do_getsockopt_transparent(fd); + + do_getsockopt_bind_address_no_port(fd); } =20 static void connect_one_server(int fd, int pipefd) diff --git a/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh b/tools/tes= ting/selftests/net/mptcp/mptcp_sockopt.sh index da02769fbb2b..3756b537e2a6 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_sockopt.sh @@ -272,7 +272,8 @@ do_mptcp_sockopt_tests() for opt in "SOL_MPTCP" \ "SO_REUSEADDR" "SO_REUSEPORT" \ "SO_BINDTODEVICE" "SO_BINDTOIFINDEX" \ - "IP_FREEBIND" "IP_TRANSPARENT"; do + "IP_FREEBIND" "IP_TRANSPARENT" \ + "IP_BIND_ADDRESS_NO_PORT"; do print_title "$opt sockopt v4" mptcp_lib_pr_ok mptcp_lib_result_pass "$opt sockopt v4" @@ -292,7 +293,8 @@ do_mptcp_sockopt_tests() for opt in "SOL_MPTCP" \ "SO_REUSEADDR" "SO_REUSEPORT" \ "SO_BINDTODEVICE" "SO_BINDTOIFINDEX" \ - "IPV6_FREEBIND" "IPV6_TRANSPARENT"; do + "IPV6_FREEBIND" "IPV6_TRANSPARENT" \ + "IP_BIND_ADDRESS_NO_PORT"; do print_title "$opt sockopt v6" mptcp_lib_pr_ok mptcp_lib_result_pass "$opt sockopt v6" --=20 2.48.1