From patchwork Wed Dec 13 06:08:49 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hangbin Liu X-Patchwork-Id: 753731 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="IxdTMPRM" Received: from mail-oi1-x233.google.com (mail-oi1-x233.google.com [IPv6:2607:f8b0:4864:20::233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0300DB; Tue, 12 Dec 2023 22:09:33 -0800 (PST) Received: by mail-oi1-x233.google.com with SMTP id 5614622812f47-3b88f2a37deso5165861b6e.0; Tue, 12 Dec 2023 22:09:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702447772; x=1703052572; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=w9WNKLwTxW+NRKX+s4k9F6FcmoGKGyZCEBdcLv9+DV0=; b=IxdTMPRMc1rsqxoJ688cH3nYjgDfrR+GDXp/0395vixXskvHPKbdZYJ6xKxd4U3ycE p/k8sN8zdmTOctzdUMbstm9XwGG1v7E/+vNuNSuEXrEycfaRqSejuwESPp3H4QVhlSgb hSPcnw2byjyUQw/cZxh6Q/6eWQwzQw6mlK8eT/TmG1I63wG+xtFZpCmpMiXWjUoOjHLC hWGWdYLtk1HLvb09ZA7J2fxb89sG0Uo9Q5ku5wevyxvXnOACvHcoxDFep7V5rgDKzwDj uZbFANiNyyX67prnXCk83snFnTYRNPep0DGkF+j8DewG5TYJkYdhX2MA7Mqz4l0EU5/e repQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702447772; x=1703052572; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=w9WNKLwTxW+NRKX+s4k9F6FcmoGKGyZCEBdcLv9+DV0=; b=F0haRkrmskktulvlZfU5LaIt0BT54rM1uITJQeheOba8dm3RJTafhs7rg0rDksyfou CsbUprJmNl+d1BkSd8s/3l9vs+4m9/6lExy1KfOnB7BNkU5UQFUpuL860Hd8/2jfQD8t ajjho1k1U8XRJIU2cG8u6s9qJGUVNwfi/K15qeXUv8YnDwNT18CIJPi7kmCdV+cfZ4YE lAN8Q8oTQgepbfR0aJtFzU61hcIgBdWQ82PzCi2aI+XYaJejd3iGT7FpKtpNuTnRXn9i +J3XGsb4Mdlfyn3/PLOIHb6FvoqcC895v+hEdaj7B0hdTvzAxrw5xIAWz8SpTeleYfHL FRRA== X-Gm-Message-State: AOJu0YyFYQY+i72uUyQ51HzeUdqDkGKhQeiaHd830v7iiRagZEBBqWXq DApzWKz0RB2ZCj1oaiHihw7oMAwVaNlTp0YepTU= X-Google-Smtp-Source: AGHT+IHM/w1EcSrdgsH8qqP9PKu0J1HusBgB6M0I+AwP6lAnp2e/11P9uwFSOrUvqb0Jg1VR5+tYUQ== X-Received: by 2002:a05:6808:1401:b0:3b8:b063:5053 with SMTP id w1-20020a056808140100b003b8b0635053mr9912878oiv.84.1702447772201; Tue, 12 Dec 2023 22:09:32 -0800 (PST) Received: from Laptop-X1.redhat.com ([43.228.180.230]) by smtp.gmail.com with ESMTPSA id kq9-20020a056a004b0900b006cef5e5a968sm6890084pfb.201.2023.12.12.22.09.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Dec 2023 22:09:31 -0800 (PST) From: Hangbin Liu To: netdev@vger.kernel.org Cc: "David S. Miller" , Jakub Kicinski , Eric Dumazet , Paolo Abeni , Shuah Khan , David Ahern , linux-kselftest@vger.kernel.org, Po-Hsu Lin , Andrea Mayer , Amit Cohen , Nicolas Dichtel , Roopa Prabhu , Ido Schimmel , Hangbin Liu Subject: [PATCHv2 net-next 06/13] selftests/net: fix grep checking for fib_nexthop_multiprefix Date: Wed, 13 Dec 2023 14:08:49 +0800 Message-ID: <20231213060856.4030084-7-liuhangbin@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20231213060856.4030084-1-liuhangbin@gmail.com> References: <20231213060856.4030084-1-liuhangbin@gmail.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 When running fib_nexthop_multiprefix test I saw all IPv6 test failed. e.g. ]# ./fib_nexthop_multiprefix.sh TEST: IPv4: host 0 to host 1, mtu 1300 [ OK ] TEST: IPv6: host 0 to host 1, mtu 1300 [FAIL] With -v it shows COMMAND: ip netns exec h0 /usr/sbin/ping6 -s 1350 -c5 -w5 2001:db8:101::1 PING 2001:db8:101::1(2001:db8:101::1) 1350 data bytes From 2001:db8:100::64 icmp_seq=1 Packet too big: mtu=1300 --- 2001:db8:101::1 ping statistics --- 1 packets transmitted, 0 received, +1 errors, 100% packet loss, time 0ms Route get 2001:db8:101::1 via 2001:db8:100::64 dev eth0 src 2001:db8:100::1 metric 1024 expires 599sec mtu 1300 pref medium Searching for: 2001:db8:101::1 from :: via 2001:db8:100::64 dev eth0 src 2001:db8:100::1 .* mtu 1300 The reason is when CONFIG_IPV6_SUBTREES is not enabled, rt6_fill_node() will not put RTA_SRC info. After fix: ]# ./fib_nexthop_multiprefix.sh TEST: IPv4: host 0 to host 1, mtu 1300 [ OK ] TEST: IPv6: host 0 to host 1, mtu 1300 [ OK ] Fixes: 735ab2f65dce ("selftests: Add test with multiple prefixes using single nexthop") Signed-off-by: Hangbin Liu --- tools/testing/selftests/net/fib_nexthop_multiprefix.sh | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/net/fib_nexthop_multiprefix.sh b/tools/testing/selftests/net/fib_nexthop_multiprefix.sh index 51df5e305855..b52d59547fc5 100755 --- a/tools/testing/selftests/net/fib_nexthop_multiprefix.sh +++ b/tools/testing/selftests/net/fib_nexthop_multiprefix.sh @@ -209,12 +209,12 @@ validate_v6_exception() echo "Route get" ip -netns h0 -6 ro get ${dst} echo "Searching for:" - echo " ${dst} from :: via ${r1} dev eth0 src ${h0} .* mtu ${mtu}" + echo " ${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}" echo fi ip -netns h0 -6 ro get ${dst} | \ - grep -q "${dst} from :: via ${r1} dev eth0 src ${h0} .* mtu ${mtu}" + grep -q "${dst}.* via ${r1} dev eth0 src ${h0} .* mtu ${mtu}" rc=$? log_test $rc 0 "IPv6: host 0 to host ${i}, mtu ${mtu}"