From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-183.mta0.migadu.com (out-183.mta0.migadu.com [91.218.175.183]) (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 20F07288D0 for ; Wed, 17 Jun 2026 14:46:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.183 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781707591; cv=none; b=QBIGvrqfSB2j7v4YnbtZunXZhiIidtPUDmhOVBQ/PevkYdl/y1QjbrHvHasHjjfxRJ2jphDSWFIl9TH8v8Ebmrf0c7f4KRPXj8pOh0kUt87z0B/lUGh5KVKjouTq3K0BiC6Z/5Fx7/yYsYaire+no7Yz2Li3I7JCo4D/w11Xhu8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781707591; c=relaxed/simple; bh=/FYIEvqyxYaXKHEhTcAq2zJuDeIz+33LQpwBKVENEg0=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=in2afoFhXx/OHsU3NWjopnQjErWTFIIPijKv8TvS4mSmy4T0/Gfh2OQ9o1vGRbus12G01M6gJWgT0nJ6kvxEJtGuOWgtO4AJmcJbeWDRfXtGTMbBSWbirse/pMfTPtcm6hFmH9/zcwPPZYOwUlZGwIQbbOcaIaTd2ITCxJG8efc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=AdBthS8p; arc=none smtp.client-ip=91.218.175.183 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="AdBthS8p" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1781707587; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=GB8EFPk/V8wOx9FZP35I495eNWE9po00fnV7OHp/+Kw=; b=AdBthS8pVJJc2UxLEFUmTGzDjwnCuLwPeCrp21JK4qrYY7w72AxOoxpUjT1XkCFIKm8MmT qArwjffrgLefrD5a4aGiL7NbAa6BXyWvNe0azGqkwPHLVKtsHTKyCiGqkpuEhofughdtnx K4+Yj/D5DAfsQDMgk30EdYUAChTgHs0= From: Gang Yan To: mptcp@lists.linux.dev Cc: Gang Yan Subject: [PATCH mptcp-next v2 0/9] selftests: mptcp: skip the v6 subtests when CONFIG_MPTCP_IPV6=n Date: Wed, 17 Jun 2026 22:46:07 +0800 Message-ID: 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: 8bit X-Migadu-Flow: FLOW_OUT From: Gang Yan This series is for make the selftest useful in the kernel which IPV6 is compiled as a module. With this series applied, the output with CONFIG_IPV6=m will be like: mptcp_connect.sh: ''' Selftest Test: ./mptcp_connect.sh TAP version 13 1..1 # [SKIP] MPTCP IPv6 support is not available # INFO: MPTCP IPv6 not available, running IPv4-only tests # INFO: set ns3-Ij7oet dev ns3eth2: ethtool -K gro off # INFO: set ns4-MNMck3 dev ns4eth3: ethtool -K tso off gso off # Created /tmp/tmp.MPGwnjy7S8 (size 7478906 B) containing data sent by client # Created /tmp/tmp.xLzF6OOxGG (size 1934300 B) containing data sent by server # 01 New MPTCP socket can be blocked via sysctl [ OK ] ... # 31 ns2 MPTCP -> ns1 (10.0.1.1:10028 ) MPTCP (duration 141ms) [ OK ] # INFO: with MPTFO end # /dev/stdin:2:1-2: Error: Could not process rule: Operation not supported # table inet mangle { # ^^ # /dev/stdin:2:12-17: Error: Could not process rule: No such file or directory # table inet mangle { # ^^^^^^ # /dev/stdin:2:12-17: Error: Could not process rule: No such file or directory # table inet mangle { # ^^^^^^ # /dev/stdin:2:12-17: Error: Could not process rule: No such file or directory # table inet mangle { # ^^^^^^ # [SKIP] tproxy ipv4, could not load nft ruleset # INFO: nft inet table needs CONFIG_IPV6=y # INFO: disconnect # 32 ns1 MPTCP -> ns1 (10.0.1.1:10029 ) MPTCP (duration 276ms) [ OK ] # 33 ns1 MPTCP -> ns1 (10.0.1.1:10030 ) TCP (duration 232ms) [ OK ] # 34 ns1 TCP -> ns1 (10.0.1.1:10031 ) MPTCP (duration 223ms) [ OK ] # Time: 55 seconds ok 1 test: selftest_mptcp_connect ''' mptcp_sockopt.sh: ''' Selftest Test: ./mptcp_sockopt.sh TAP version 13 1..1 # [SKIP] MPTCP IPv6 support is not available # Created /tmp/tmp.xrhCxOCqCb (size 1 KB) containing data sent by client # Created /tmp/tmp.u2QBzkEsfF (size 1 KB) containing data sent by server # 01 Transfer v4 [ OK ] # 02 Mark v4 [ OK ] # 03 Transfer v6 [SKIP] MPTCP IPv6 not available # 04 Mark v6 [SKIP] MPTCP IPv6 not available # 05 SOL_MPTCP sockopt v4 [ OK ] # 06 SOL_MPTCP sockopt v6 [SKIP] MPTCP IPv6 not available # 07 TCP_INQ cmsg/ioctl -t tcp [ OK ] # 08 TCP_INQ cmsg/ioctl -6 -t tcp [SKIP] MPTCP IPv6 not available # 09 TCP_INQ cmsg/ioctl -r tcp [ OK ] # 10 TCP_INQ cmsg/ioctl -6 -r tcp [SKIP] MPTCP IPv6 not available # 11 TCP_INQ cmsg/ioctl -r tcp -t tcp [ OK ] ok 1 test: selftest_mptcp_sockopt # time=17 ''' simult_subflow.sh: ''' Selftest Test: ./simult_flows.sh TAP version 13 1..1 # [SKIP] MPTCP IPv6 support is not available # 01 balanced bwidth 7383 max 7906 [ OK ] # 02 balanced bwidth - reverse direction 7380 max 7906 [ OK ] # 03 balanced bwidth with unbalanced delay 7493 max 7906 [ OK ] # 04 balanced bwidth with unbalanced delay - reverse direction 7442 max 7906 [ OK ] # 05 unbalanced bwidth 11426 max 11921 [ OK ] # 06 unbalanced bwidth - reverse direction 11391 max 11921 [ OK ] # 07 unbalanced bwidth with unbalanced delay 11424 max 11921 [ OK ] # 08 unbalanced bwidth with unbalanced delay - reverse direction 11573 max 11921 [ OK ] # 09 unbalanced bwidth with opposed, unbalanced delay 11584 max 11921 [ OK ] # 10 unbalanced bwidth with opposed, unbalanced delay - reverse direction11559 max 11921 [ OK ] ok 1 test: selftest_simult_flows # time=105 ''' ./mptcp_join.sh: ''' Selftest Test: ./mptcp_join.sh TAP version 13 1..1 # [SKIP] MPTCP IPv6 support is not available # 001 no JOIN # join Rx [ OK ] # join Tx [ OK ] ... # 022 with multiple laminar endpoints # MPTCP IPv6 support is not available [SKIP] ... ''' userspace_pm.sh: ''' Selftest Test: ./userspace_pm.sh TAP version 13 1..1 # [SKIP] MPTCP IPv6 support is not available # INFO: Init # 01 Created network namespaces ns1, ns2 [ OK ] # INFO: Make connections # INFO: Connection info: 10.0.1.2:47434 -> 10.0.1.1:50002 # 03 Established IPv6 MPTCP Connection ns2 => ns1 [SKIP] # INFO: Will be using address IDs 27 (client) and 31 (server) # INFO: Announce tests ... # 32 CREATE_LISTENER 10.0.2.2 (client port) [ OK ] # 33 CLOSE_LISTENER 10.0.2.2 (client port) [ OK ] # INFO: Cleanup # INFO: Done ok 1 test: selftest_userspace_pm # time=23 ''' --- Changelog: v2: - Patch2 uses " mptcpv6_init(\.|$)" to replace " mptcpv6_init$", and trims some code comments and commit message. - Patch5 refactors IPv6 guards in mptcp_sockopt.sh, unifies skip logic, removes redundant wrappers and duplicated title prints, and adds an early v6 check for TCP_INQ tests. - Patch6 removes 2 lines of redundant inline comment. - Patch8 adds 'skip_if' helper, and rewrites all 29 IPv6 subtest guards in mptcp_join.sh to fix TAP log misordering and updates its commit message with accurate test group info. - Patch9 adds missing skip branches for seven IPv6 code paths in userspace_pm.sh to generate proper TAP skip entries. v1: Link: https://patchwork.kernel.org/project/mptcp/cover/cover.1781196828.git.yangang@kylinos.cn/ Gang Yan (9): DO-NOT-MERGE: mptcp: test IPV6=m in docker-virtme selftests: mptcp: mptcp_lib add runtime IPv6 availability detection helper selftests: mptcp: mptcp_connect.sh degrades to v4-only when MPTCP IPv6 is missing selftests: mptcp: mptcp_connect.sh don't fail because of nft rules in IPV6-less kernel selftests: mptcp: mptcp_sockopt.sh skips v6 paths when MPTCP IPv6 is missing selftests: mptcp: simult_flows.sh skips v6 setup when MPTCP IPv6 is missing selftests: mptcp: mptcp_join.sh: pick v4 bind default when MPTCP IPv6 is missing selftests: mptcp: mptcp_join.sh skips v6 subtests when MPTCP IPv6 is missing selftests: mptcp: userspace_pm.sh skips v6 paths when MPTCP IPv6 is missing tools/testing/selftests/net/mptcp/config | 5 +- .../selftests/net/mptcp/mptcp_connect.sh | 48 +++- .../testing/selftests/net/mptcp/mptcp_join.sh | 111 ++++++-- .../testing/selftests/net/mptcp/mptcp_lib.sh | 23 ++ .../selftests/net/mptcp/mptcp_sockopt.sh | 94 +++++-- .../selftests/net/mptcp/simult_flows.sh | 28 +- .../selftests/net/mptcp/userspace_pm.sh | 257 ++++++++++-------- 7 files changed, 391 insertions(+), 175 deletions(-) -- 2.43.0