From patchwork Fri Nov 24 09:27:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hangbin Liu X-Patchwork-Id: 13467317 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="DgGJWXvq" Received: from mail-pg1-x532.google.com (mail-pg1-x532.google.com [IPv6:2607:f8b0:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 013F1D7E; Fri, 24 Nov 2023 01:30:11 -0800 (PST) Received: by mail-pg1-x532.google.com with SMTP id 41be03b00d2f7-5bd306f86a8so1219384a12.0; Fri, 24 Nov 2023 01:30:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1700818210; x=1701423010; 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=22bGeDvOqSIi2jLo3b1e9rGAXyX9O1zzDqW07GHNxIE=; b=DgGJWXvqrPNYP21bWzfjLrsY1Xfe7hMPhAdrv9OtzTxqyMBDvg1cIulp7Eh13vr7Uu FOrCwhEOzz6QHiEcaOLd8qfuNdd9/I2gWkZkvfDKzbS6+iH6Xq9NaYQ52a1x/9toDp6N TmLg3BtkXF41ljgTW9Il5Az62xjvbH0hvMLWe6yE62KSMecirrHod31w01QZiSo+WvOk TwnYFwhEF1w6+Oygu9gW18Gn6A1zMx/VENJYm9Ql9pncoD/K9XpJO3P9gBSPgKEyOCb1 O1tLd6+HLhNaGy4ZXp9eE05SSxSn5zDfIpa7v+EpQRdSCwrFdyL0Nr/9L/kwmIaoTenm mWwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700818210; x=1701423010; 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=22bGeDvOqSIi2jLo3b1e9rGAXyX9O1zzDqW07GHNxIE=; b=BasmcVamOJl8kilS0YzoqeG5mBL5Nj0LDcoDHifEEQbIBKvL8cmD4mCPcyW51oIInO KDxlZpIPtSrJcU89lBfdf6j5K9D4pZmy33gneabVPm2ZQs8BirXNhTNJTLuk1bFGZfYg /1ggvhvX/dwQKbOXfC5M36xktuWdzSXudCXC/VMVdlT01HP3sCOnrD3IkpkJytYTGR4i BpL7FOqusVXL5Kn0J3ILl9gvas56/r36zA7yq6kFk/iszW/XxuA/SUYdZyhsYPxbRNp2 2JkaR5W4wRIHbDgo6JCW43cMcyvTCb5Fdd5FRzo8CepZbpCM6CJeA5s8iECp3k+4MOAz vwlQ== X-Gm-Message-State: AOJu0Yz0CQGT/zmj+iFkjwbV3oIk9bHYQHLJmN8X4m5nT0h8e03G7kZd G7RCkNxMZZLl26W7mvGpxdzym2JqSvDOBgpg X-Google-Smtp-Source: AGHT+IGDEQVJ/c5WoJ5ktmgULXJoQm4TkyGoA6wfJW/Tqay/x0K8RYBbHtF9Jjgvwncq0Zf8JHAgRQ== X-Received: by 2002:a05:6a20:94c5:b0:18b:2265:c6d3 with SMTP id ht5-20020a056a2094c500b0018b2265c6d3mr2303545pzb.36.1700818209962; Fri, 24 Nov 2023 01:30:09 -0800 (PST) Received: from Laptop-X1.redhat.com ([43.228.180.230]) by smtp.gmail.com with ESMTPSA id o10-20020a170902d4ca00b001cfacc54674sm32679plg.106.2023.11.24.01.30.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Nov 2023 01:30:09 -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 , Guillaume Nault , =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= , Ryan Roberts , Andrew Morton , Mark Brown , Luis Chamberlain , Hangbin Liu Subject: [PATCH net-next 32/38] selftests/net: convert unicast_extensions.sh to run it in unique namespace Date: Fri, 24 Nov 2023 17:27:30 +0800 Message-ID: <20231124092736.3673263-33-liuhangbin@gmail.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231124092736.3673263-1-liuhangbin@gmail.com> References: <20231124092736.3673263-1-liuhangbin@gmail.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Here is the test result after conversion. # ./unicast_extensions.sh /usr/bin/which: no nettest in (/root/.local/bin:/root/bin:/usr/share/Modules/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin) ########################################################################### Unicast address extensions tests (behavior of reserved IPv4 addresses) ########################################################################### TEST: assign and ping within 240/4 (1 of 2) (is allowed) [ OK ] TEST: assign and ping within 240/4 (2 of 2) (is allowed) [ OK ] TEST: assign and ping within 0/8 (1 of 2) (is allowed) [ OK ] ... TEST: assign and ping class D address (is forbidden) [ OK ] TEST: routing using class D (is forbidden) [ OK ] TEST: routing using 127/8 (is forbidden) [ OK ] Signed-off-by: Hangbin Liu --- .../selftests/net/unicast_extensions.sh | 99 +++++++++---------- 1 file changed, 46 insertions(+), 53 deletions(-) diff --git a/tools/testing/selftests/net/unicast_extensions.sh b/tools/testing/selftests/net/unicast_extensions.sh index 2d10ccac898a..b7a2cb9e7477 100755 --- a/tools/testing/selftests/net/unicast_extensions.sh +++ b/tools/testing/selftests/net/unicast_extensions.sh @@ -28,8 +28,7 @@ # These tests provide an easy way to flip the expected result of any # of these behaviors for testing kernel patches that change them. -# Kselftest framework requirement - SKIP code is 4. -ksft_skip=4 +source ./lib.sh # nettest can be run from PATH or from same directory as this selftest if ! which nettest >/dev/null; then @@ -61,20 +60,20 @@ _do_segmenttest(){ # foo --- bar # Arguments: ip_a ip_b prefix_length test_description # - # Caller must set up foo-ns and bar-ns namespaces + # Caller must set up $foo_ns and $bar_ns namespaces # containing linked veth devices foo and bar, # respectively. - ip -n foo-ns address add $1/$3 dev foo || return 1 - ip -n foo-ns link set foo up || return 1 - ip -n bar-ns address add $2/$3 dev bar || return 1 - ip -n bar-ns link set bar up || return 1 + ip -n $foo_ns address add $1/$3 dev foo || return 1 + ip -n $foo_ns link set foo up || return 1 + ip -n $bar_ns address add $2/$3 dev bar || return 1 + ip -n $bar_ns link set bar up || return 1 - ip netns exec foo-ns timeout 2 ping -c 1 $2 || return 1 - ip netns exec bar-ns timeout 2 ping -c 1 $1 || return 1 + ip netns exec $foo_ns timeout 2 ping -c 1 $2 || return 1 + ip netns exec $bar_ns timeout 2 ping -c 1 $1 || return 1 - nettest -B -N bar-ns -O foo-ns -r $1 || return 1 - nettest -B -N foo-ns -O bar-ns -r $2 || return 1 + nettest -B -N $bar_ns -O $foo_ns -r $1 || return 1 + nettest -B -N $foo_ns -O $bar_ns -r $2 || return 1 return 0 } @@ -88,31 +87,31 @@ _do_route_test(){ # Arguments: foo_ip foo1_ip bar1_ip bar_ip prefix_len test_description # Displays test result and returns success or failure. - # Caller must set up foo-ns, bar-ns, and router-ns + # Caller must set up $foo_ns, $bar_ns, and $router_ns # containing linked veth devices foo-foo1, bar1-bar - # (foo in foo-ns, foo1 and bar1 in router-ns, and - # bar in bar-ns). - - ip -n foo-ns address add $1/$5 dev foo || return 1 - ip -n foo-ns link set foo up || return 1 - ip -n foo-ns route add default via $2 || return 1 - ip -n bar-ns address add $4/$5 dev bar || return 1 - ip -n bar-ns link set bar up || return 1 - ip -n bar-ns route add default via $3 || return 1 - ip -n router-ns address add $2/$5 dev foo1 || return 1 - ip -n router-ns link set foo1 up || return 1 - ip -n router-ns address add $3/$5 dev bar1 || return 1 - ip -n router-ns link set bar1 up || return 1 - - echo 1 | ip netns exec router-ns tee /proc/sys/net/ipv4/ip_forward - - ip netns exec foo-ns timeout 2 ping -c 1 $2 || return 1 - ip netns exec foo-ns timeout 2 ping -c 1 $4 || return 1 - ip netns exec bar-ns timeout 2 ping -c 1 $3 || return 1 - ip netns exec bar-ns timeout 2 ping -c 1 $1 || return 1 - - nettest -B -N bar-ns -O foo-ns -r $1 || return 1 - nettest -B -N foo-ns -O bar-ns -r $4 || return 1 + # (foo in $foo_ns, foo1 and bar1 in $router_ns, and + # bar in $bar_ns). + + ip -n $foo_ns address add $1/$5 dev foo || return 1 + ip -n $foo_ns link set foo up || return 1 + ip -n $foo_ns route add default via $2 || return 1 + ip -n $bar_ns address add $4/$5 dev bar || return 1 + ip -n $bar_ns link set bar up || return 1 + ip -n $bar_ns route add default via $3 || return 1 + ip -n $router_ns address add $2/$5 dev foo1 || return 1 + ip -n $router_ns link set foo1 up || return 1 + ip -n $router_ns address add $3/$5 dev bar1 || return 1 + ip -n $router_ns link set bar1 up || return 1 + + echo 1 | ip netns exec $router_ns tee /proc/sys/net/ipv4/ip_forward + + ip netns exec $foo_ns timeout 2 ping -c 1 $2 || return 1 + ip netns exec $foo_ns timeout 2 ping -c 1 $4 || return 1 + ip netns exec $bar_ns timeout 2 ping -c 1 $3 || return 1 + ip netns exec $bar_ns timeout 2 ping -c 1 $1 || return 1 + + nettest -B -N $bar_ns -O $foo_ns -r $1 || return 1 + nettest -B -N $foo_ns -O $bar_ns -r $4 || return 1 return 0 } @@ -121,17 +120,15 @@ segmenttest(){ # Sets up veth link and tries to connect over it. # Arguments: ip_a ip_b prefix_len test_description hide_output - ip netns add foo-ns - ip netns add bar-ns - ip link add foo netns foo-ns type veth peer name bar netns bar-ns + setup_ns foo_ns bar_ns + ip link add foo netns $foo_ns type veth peer name bar netns $bar_ns test_result=0 _do_segmenttest "$@" || test_result=1 - ip netns pids foo-ns | xargs -r kill -9 - ip netns pids bar-ns | xargs -r kill -9 - ip netns del foo-ns - ip netns del bar-ns + ip netns pids $foo_ns | xargs -r kill -9 + ip netns pids $bar_ns | xargs -r kill -9 + cleanup_ns $foo_ns $bar_ns show_output # inverted tests will expect failure instead of success @@ -147,21 +144,17 @@ route_test(){ # Returns success or failure. hide_output - ip netns add foo-ns - ip netns add bar-ns - ip netns add router-ns - ip link add foo netns foo-ns type veth peer name foo1 netns router-ns - ip link add bar netns bar-ns type veth peer name bar1 netns router-ns + setup_ns foo_ns bar_ns router_ns + ip link add foo netns $foo_ns type veth peer name foo1 netns $router_ns + ip link add bar netns $bar_ns type veth peer name bar1 netns $router_ns test_result=0 _do_route_test "$@" || test_result=1 - ip netns pids foo-ns | xargs -r kill -9 - ip netns pids bar-ns | xargs -r kill -9 - ip netns pids router-ns | xargs -r kill -9 - ip netns del foo-ns - ip netns del bar-ns - ip netns del router-ns + ip netns pids $foo_ns | xargs -r kill -9 + ip netns pids $bar_ns | xargs -r kill -9 + ip netns pids $router_ns | xargs -r kill -9 + cleanup_ns $foo_ns $bar_ns $router_ns show_output