From nobody Sun Sep 14 09:52:03 2025 Received: from mail-wm1-f48.google.com (mail-wm1-f48.google.com [209.85.128.48]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E1F5D1C3A for ; Wed, 25 Jan 2023 10:48:03 +0000 (UTC) Received: by mail-wm1-f48.google.com with SMTP id fl11-20020a05600c0b8b00b003daf72fc844so947392wmb.0 for ; Wed, 25 Jan 2023 02:48:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tessares.net; s=google; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=mjFauu1ty8EOKl/zKVHOIwAbYvDY0AH2ut63+GQyyss=; b=HyC9KJ++wPd79JT3e3Qj+7xb4QbvFGvjgEC93RX+0LRO3IvjUyFbu98HL12BDWijfg V9rl/j/+T+IRK2Au/LWPs6yPXW5rg1iKTb2mTnyL0MQ9CsZL5NjZumRMjqibqvQ0sMdB q9z1+gUsTsHxOzHqvcFtVxhpESMuDzBdEX0bvLVnzflMiOI890oJvvOzO80me8t1dYBI 80JsEJZ+fF4xJ/JOR7UFgGAHlD8ZL7fIUdbujDrFEu2SG9NcsjRf5wxixv+TeZVg1WcI cwaaZ/nVKUHfasrzFU78oY6xpJJjWfZ4LMsSdyYGGw1OX+3dtyuzt5t45E9EZELs1fda a5aA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=mjFauu1ty8EOKl/zKVHOIwAbYvDY0AH2ut63+GQyyss=; b=YNY1ZgOEuGpCyMmgnZyCJESxjmRLj0aai2hoAMNOkui9zAKNf/n8VEZC3mLcFRJojP qXLNDpA9P9qRM1yc7SgPh+su/jJZ5Ta5D5rx0kH5iKjHZY9Scer0iIIG3yAbnMhf1Tpx DCfv/0E2ttEVSl56A8tZnzemeEnlKQWn8Mr7QjlR6Rsum5qwOglOHNQckpsRaheQcXSE jEfp0xrTTxDjBnRahGQ1aDXF0eOgxoIwxvKxv9y0aLm26beruHJqzc831VAvbqETYY9J 8Cwu6DB8gZKxYEQx2iA7tyqvFUNNoL3NqFDD7J8Qf4IpC6cGf7n2xpg/WqJabD2Kc5TE xg4g== X-Gm-Message-State: AFqh2kpc4HaiWGKp/dnFL+db6j7boQfAK2IYq5drVa52groQ14n7ASN9 EVbGIzP9elUQMr+hA0U0WdZO/FCsL038PuEYhrs4Og== X-Google-Smtp-Source: AMrXdXsm6QiSIL1qqdqKiXpYNpiBJkeGjOybgfRqpEtAKDjWn6+pasYOOg9Y/LTMg49h5Xho9eyrmQ== X-Received: by 2002:a05:600c:1c01:b0:3c6:e63e:23e9 with SMTP id j1-20020a05600c1c0100b003c6e63e23e9mr31559003wms.24.1674643682135; Wed, 25 Jan 2023 02:48:02 -0800 (PST) Received: from vdi08.nix.tessares.net (static.219.156.76.144.clients.your-server.de. [144.76.156.219]) by smtp.gmail.com with ESMTPSA id r1-20020a05600c424100b003d9a86a13bfsm1423692wmm.28.2023.01.25.02.48.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Jan 2023 02:48:01 -0800 (PST) From: Matthieu Baerts Date: Wed, 25 Jan 2023 11:47:23 +0100 Subject: [PATCH net-next 3/8] selftests: mptcp: add test-cases for mixed v4/v6 subflows Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230123-upstream-net-next-pm-v4-v6-v1-3-43fac502bfbf@tessares.net> References: <20230123-upstream-net-next-pm-v4-v6-v1-0-43fac502bfbf@tessares.net> In-Reply-To: <20230123-upstream-net-next-pm-v4-v6-v1-0-43fac502bfbf@tessares.net> To: Mat Martineau , Matthieu Baerts , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Shuah Khan Cc: netdev@vger.kernel.org, mptcp@lists.linux.dev, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org X-Mailer: b4 0.12.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=3323; i=matthieu.baerts@tessares.net; h=from:subject:message-id; bh=Svwm/hHROTGkPV1oEQjfcOQoXpkUYph8n6kw7hTzaOQ=; b=owEBbQKS/ZANAwAIAfa3gk9CaaBzAcsmYgBj0QjdQmoYk+cbOI+cC/+J4PUVg46ofuGSiHtcZEX/ 2OH+ZVyJAjMEAAEIAB0WIQToy4X3aHcFem4n93r2t4JPQmmgcwUCY9EI3QAKCRD2t4JPQmmgc4oUEA C/7IaxF/dQF3FtSHdqXw/vY0N98/sb2efy3A1nA/RWfkRFiA3Zr2vLyXEkXk9JdxgeXWALgDAcivbJ r3hEBDiZ734LGnzYz4dq2jPNgn7PDJsR+ypB6fKRYWzGsoaBS0McHnwrEcLCowLsAVuS1jk9j4KuWq 73/X8JG/euwgYo86Ycs3HydoVaEjs4ngfIiO5Ut1vEkuqWoX4o8BLDkkh0YNHoq12XZ7JYyPgVi2+7 vPM45W00RVk9ikMdgem+v1+xeTOgBC4F0kD2tod2IBfQEZ7vyH/i0jKMBXdTY8sjFTIz8vs1QvejT/ xIunWCXjsoY4RGXjM3PZEUx2Vtk7rI+bEQnMOA2E4N4LtVEm3gvJSAuGCQvQ+53S4zxpCVRxNXm6T5 dv20gWN83Aghk9QOdlut0H7NZ4UhZFTYTgF+BlMuiiUusg/P4G8IKllI+YN+ZrIeD5aS7ehUAX+3eX VXm/AMsMUJLRUH0LmC7YL76NvxMRX1xfoZ1CqgNpYlz/6rtdMT53lCd+0+q0kuxzLnJalTyABXEgy+ DWEWwtvgH+G7OjU6jLdRCdhMcGkDyhQf9Va3Me5fzIHcamaF7kWXlpe5LnCDBT+fLTytTQ5KL2KSRe cbbQQzey8TYYXR27jPO2oT7btDBkPRXLePPxs1SCPWOkqr9L6eNdokQ+rhkA== X-Developer-Key: i=matthieu.baerts@tessares.net; a=openpgp; fpr=E8CB85F76877057A6E27F77AF6B7824F4269A073 From: Paolo Abeni Note that we can't guess the listener family anymore based on the client target address: always use IPv6. The fullmesh flag with endpoints from different families is also validated here. Signed-off-by: Paolo Abeni Reviewed-by: Matthieu Baerts Reviewed-by: Mat Martineau Signed-off-by: Matthieu Baerts --- tools/testing/selftests/net/mptcp/mptcp_join.sh | 53 ++++++++++++++++++++-= ---- 1 file changed, 44 insertions(+), 9 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testin= g/selftests/net/mptcp/mptcp_join.sh index d11d3d566608..387abdcec011 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -774,24 +774,17 @@ do_transfer() addr_nr_ns2=3D${addr_nr_ns2:9} fi =20 - local local_addr - if is_v6 "${connect_addr}"; then - local_addr=3D"::" - else - local_addr=3D"0.0.0.0" - fi - extra_srv_args=3D"$extra_args $extra_srv_args" if [ "$test_link_fail" -gt 1 ];then timeout ${timeout_test} \ ip netns exec ${listener_ns} \ ./mptcp_connect -t ${timeout_poll} -l -p $port -s ${srv_proto} \ - $extra_srv_args ${local_addr} < "$sinfail" > "$sout" & + $extra_srv_args "::" < "$sinfail" > "$sout" & else timeout ${timeout_test} \ ip netns exec ${listener_ns} \ ./mptcp_connect -t ${timeout_poll} -l -p $port -s ${srv_proto} \ - $extra_srv_args ${local_addr} < "$sin" > "$sout" & + $extra_srv_args "::" < "$sin" > "$sout" & fi local spid=3D$! =20 @@ -2448,6 +2441,47 @@ v4mapped_tests() fi } =20 +mixed_tests() +{ + if reset "IPv4 sockets do not use IPv6 addresses"; then + pm_nl_set_limits $ns1 0 1 + pm_nl_set_limits $ns2 1 1 + pm_nl_add_endpoint $ns1 dead:beef:2::1 flags signal + run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow + chk_join_nr 0 0 0 + fi + + # Need an IPv6 mptcp socket to allow subflows of both families + if reset "simult IPv4 and IPv6 subflows"; then + pm_nl_set_limits $ns1 0 1 + pm_nl_set_limits $ns2 1 1 + pm_nl_add_endpoint $ns1 10.0.1.1 flags signal + run_tests $ns1 $ns2 dead:beef:2::1 0 0 0 slow + chk_join_nr 1 1 1 + fi + + # cross families subflows will not be created even in fullmesh mode + if reset "simult IPv4 and IPv6 subflows, fullmesh 1x1"; then + pm_nl_set_limits $ns1 0 4 + pm_nl_set_limits $ns2 1 4 + pm_nl_add_endpoint $ns2 dead:beef:2::2 flags subflow,fullmesh + pm_nl_add_endpoint $ns1 10.0.1.1 flags signal + run_tests $ns1 $ns2 dead:beef:2::1 0 0 0 slow + chk_join_nr 1 1 1 + fi + + # fullmesh still tries to create all the possibly subflows with + # matching family + if reset "simult IPv4 and IPv6 subflows, fullmesh 2x2"; then + pm_nl_set_limits $ns1 0 4 + pm_nl_set_limits $ns2 2 4 + pm_nl_add_endpoint $ns1 10.0.2.1 flags signal + pm_nl_add_endpoint $ns1 dead:beef:2::1 flags signal + run_tests $ns1 $ns2 dead:beef:1::1 0 0 fullmesh_1 slow + chk_join_nr 4 4 4 + fi +} + backup_tests() { # single subflow, backup @@ -3120,6 +3154,7 @@ all_tests_sorted=3D( a@add_tests 6@ipv6_tests 4@v4mapped_tests + M@mixed_tests b@backup_tests p@add_addr_ports_tests k@syncookies_tests --=20 2.38.1