From patchwork Sat Oct 5 14:37:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Haishuang Yan X-Patchwork-Id: 11175689 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4577715AB for ; Sat, 5 Oct 2019 14:38:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 247F9222CC for ; Sat, 5 Oct 2019 14:38:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728813AbfJEOiY (ORCPT ); Sat, 5 Oct 2019 10:38:24 -0400 Received: from cmccmta1.chinamobile.com ([221.176.66.79]:2129 "EHLO cmccmta1.chinamobile.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726167AbfJEOiX (ORCPT ); Sat, 5 Oct 2019 10:38:23 -0400 Received: from spf.mail.chinamobile.com (unknown[172.16.121.19]) by rmmx-syy-dmz-app04-12004 (RichMail) with SMTP id 2ee45d98aac5468-c3305; Sat, 05 Oct 2019 22:37:58 +0800 (CST) X-RM-TRANSID: 2ee45d98aac5468-c3305 X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from localhost (unknown[223.105.0.241]) by rmsmtp-syy-appsvr10-12010 (RichMail) with SMTP id 2eea5d98aac5b3a-fda55; Sat, 05 Oct 2019 22:37:58 +0800 (CST) X-RM-TRANSID: 2eea5d98aac5b3a-fda55 From: Haishuang Yan To: Shuah Khan , Pablo Neira Ayuso , "David S. Miller" , Simon Horman Cc: Julian Anastasov , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, lvs-devel@vger.kernel.org, netfilter-devel@vger.kernel.org, Haishuang Yan Subject: [PATCH v4 1/3] selftests: netfilter: add ipvs test script Date: Sat, 5 Oct 2019 22:37:43 +0800 Message-Id: <1570286265-15855-2-git-send-email-yanhaishuang@cmss.chinamobile.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1570286265-15855-1-git-send-email-yanhaishuang@cmss.chinamobile.com> References: <1570286265-15855-1-git-send-email-yanhaishuang@cmss.chinamobile.com> Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Test virutal server via directing routing for IPv4. Tested: # selftests: netfilter: ipvs.sh # Testing DR mode... # ipvs.sh: PASS ok 6 selftests: netfilter: ipvs.sh Signed-off-by: Haishuang Yan --- v4: use #!/bin/bash -p suggested by Duncan Roe v3: use bash style v2: optimize test script --- tools/testing/selftests/netfilter/Makefile | 2 +- tools/testing/selftests/netfilter/ipvs.sh | 184 +++++++++++++++++++++++++++++ 2 files changed, 185 insertions(+), 1 deletion(-) create mode 100755 tools/testing/selftests/netfilter/ipvs.sh diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile index 4144984..de1032b 100644 --- a/tools/testing/selftests/netfilter/Makefile +++ b/tools/testing/selftests/netfilter/Makefile @@ -2,6 +2,6 @@ # Makefile for netfilter selftests TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh \ - conntrack_icmp_related.sh nft_flowtable.sh + conntrack_icmp_related.sh nft_flowtable.sh ipvs.sh include ../lib.mk diff --git a/tools/testing/selftests/netfilter/ipvs.sh b/tools/testing/selftests/netfilter/ipvs.sh new file mode 100755 index 0000000..f6da1bd --- /dev/null +++ b/tools/testing/selftests/netfilter/ipvs.sh @@ -0,0 +1,184 @@ +#!/bin/bash -p +# SPDX-License-Identifier: GPL-2.0 +# +# End-to-end ipvs test suite +# Topology: +#--------------------------------------------------------------+ +# | | +# ns0 | ns1 | +# ----------- | ----------- ----------- | +# | veth01 | --------- | veth10 | | veth12 | | +# ----------- peer ----------- ----------- | +# | | | | +# ----------- | | | +# | br0 | |----------------- peer |--------------| +# ----------- | | | +# | | | | +# ---------- peer ---------- ----------- | +# | veth02 | --------- | veth20 | | veth21 | | +# ---------- | ---------- ----------- | +# | ns2 | +# | | +#--------------------------------------------------------------+ +# +# We assume that all network driver are loaded +# + +# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 +ret=0 +GREEN='\033[0;92m' +RED='\033[0;31m' +NC='\033[0m' # No Color + +readonly port=8080 + +readonly vip_v4=207.175.44.110 +readonly cip_v4=10.0.0.2 +readonly gip_v4=10.0.0.1 +readonly dip_v4=172.16.0.1 +readonly rip_v4=172.16.0.2 +readonly sip_v4=10.0.0.3 + +readonly infile="$(mktemp)" +readonly outfile="$(mktemp)" + +sysipvsnet=/proc/sys/net/ipv4/vs/ +if [ ! -d /proc/sys/net/ipv4/vs/ ]; then + modprobe -q ip_vs + if [ $? -ne 0 ]; then + echo "SKIP: Could not run test without ipvs module" + exit $ksft_skip + fi +fi + +ip -Version > /dev/null 2>&1 +if [ $? -ne 0 ]; then + echo "SKIP: Could not run test without ip tool" + exit $ksft_skip +fi + +ipvsadm -v > /dev/null 2>&1 +if [ $? -ne 0 ]; then + echo "SKIP: Could not run test without ipvsadm" + exit $ksft_skip +fi + +nc --version > /dev/null 2>&1 +if [ $? -ne 0 ]; then + echo "SKIP: Could not run test without ncat" + exit $ksft_skip +fi + +setup() { + ip netns add ns0 + ip netns add ns1 + ip netns add ns2 + + ip link add veth01 netns ns0 type veth peer name veth10 netns ns1 + ip link add veth02 netns ns0 type veth peer name veth20 netns ns2 + ip link add veth12 netns ns1 type veth peer name veth21 netns ns2 + + ip netns exec ns0 ip link set veth01 up + ip netns exec ns0 ip link set veth02 up + ip netns exec ns0 ip link add br0 type bridge + ip netns exec ns0 ip link set veth01 master br0 + ip netns exec ns0 ip link set veth02 master br0 + ip netns exec ns0 ip link set br0 up + ip netns exec ns0 ip addr add ${cip_v4}/24 dev br0 + + ip netns exec ns1 ip link set lo up + ip netns exec ns1 ip link set veth10 up + ip netns exec ns1 ip addr add ${gip_v4}/24 dev veth10 + ip netns exec ns1 ip link set veth12 up + ip netns exec ns1 ip addr add ${dip_v4}/24 dev veth12 + + ip netns exec ns2 ip link set lo up + ip netns exec ns2 ip link set veth21 up + ip netns exec ns2 ip addr add ${rip_v4}/24 dev veth21 + ip netns exec ns2 ip link set veth20 up + ip netns exec ns2 ip addr add ${sip_v4}/24 dev veth20 +} + +cleanup() { + for i in 0 1 2 + do + ip netns del ns$i > /dev/null 2>&1 + done + pkill nc +} + +server_listen() { + ip netns exec ns2 nc -l -p 8080 > "${outfile}" & + server_pid=$! + sleep 0.2 +} + +client_connect() { + ip netns exec ns0 timeout 2 nc -w 1 ${vip_v4} ${port} < "${infile}" +} + +verify_data() { + wait "${server_pid}" + # sha1sum returns two fields [sha1] [filepath] + # convert to bash array and access first elem + insum=($(sha1sum ${infile})) + outsum=($(sha1sum ${outfile})) + if [[ "${insum[0]}" != "${outsum[0]}" ]]; then + echo "data mismatch" + exit 1 + fi +} + +test_service() { + server_listen + client_connect + ret=$? + if [ $ret -ne 0 ]; then + return $ret + fi + verify_data +} + + +test_dr() { + ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0 + + ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1 + ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr + ip netns exec ns1 ipvsadm -a -t ${vip_v4}:${port} -r ${rip_v4}:${port} + ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1 + + # avoid incorrect arp response + ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_ignore=1 + ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_announce=2 + # avoid reverse route lookup + ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=0 + ip netns exec ns2 sysctl -qw net.ipv4.conf.veth21.rp_filter=0 + ip netns exec ns2 ip addr add ${vip_v4}/32 dev lo:1 + + test_service +} + +run_tests() { + local errors= + + echo "Testing DR mode..." + setup + test_dr + errors=$(( $errors + $? )) + + return $errors +} + +trap cleanup EXIT + +cleanup +run_tests + +if [ $? -ne 0 ]; then + echo -e "$(basename $0): ${RED}FAIL${NC}" + exit 1 +fi +echo -e "$(basename $0): ${GREEN}PASS${NC}" +exit 0 From patchwork Sat Oct 5 14:37:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Haishuang Yan X-Patchwork-Id: 11175687 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 99F16112B for ; Sat, 5 Oct 2019 14:38:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7CDB8222CC for ; Sat, 5 Oct 2019 14:38:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728629AbfJEOiY (ORCPT ); Sat, 5 Oct 2019 10:38:24 -0400 Received: from cmccmta2.chinamobile.com ([221.176.66.80]:2985 "EHLO cmccmta2.chinamobile.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726318AbfJEOiX (ORCPT ); Sat, 5 Oct 2019 10:38:23 -0400 Received: from spf.mail.chinamobile.com (unknown[172.16.121.17]) by rmmx-syy-dmz-app05-12005 (RichMail) with SMTP id 2ee55d98aacc4f9-c334c; Sat, 05 Oct 2019 22:38:04 +0800 (CST) X-RM-TRANSID: 2ee55d98aacc4f9-c334c X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from localhost (unknown[223.105.0.241]) by rmsmtp-syy-appsvr09-12009 (RichMail) with SMTP id 2ee95d98aacb09d-fd9c6; Sat, 05 Oct 2019 22:38:04 +0800 (CST) X-RM-TRANSID: 2ee95d98aacb09d-fd9c6 From: Haishuang Yan To: Shuah Khan , Pablo Neira Ayuso , "David S. Miller" , Simon Horman Cc: Julian Anastasov , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, lvs-devel@vger.kernel.org, netfilter-devel@vger.kernel.org, Haishuang Yan Subject: [PATCH v4 2/3] selftests: netfilter: add ipvs nat test case Date: Sat, 5 Oct 2019 22:37:44 +0800 Message-Id: <1570286265-15855-3-git-send-email-yanhaishuang@cmss.chinamobile.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1570286265-15855-1-git-send-email-yanhaishuang@cmss.chinamobile.com> References: <1570286265-15855-1-git-send-email-yanhaishuang@cmss.chinamobile.com> Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Test virtual server via NAT. Tested: # selftests: netfilter: ipvs.sh # Testing DR mode... # Testing NAT mode... # ipvs.sh: PASS Signed-off-by: Haishuang Yan --- tools/testing/selftests/netfilter/ipvs.sh | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/netfilter/ipvs.sh b/tools/testing/selftests/netfilter/ipvs.sh index f6da1bd..2601a7c 100755 --- a/tools/testing/selftests/netfilter/ipvs.sh +++ b/tools/testing/selftests/netfilter/ipvs.sh @@ -160,20 +160,40 @@ test_dr() { test_service } +test_nat() { + ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0 + + ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1 + ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr + ip netns exec ns1 ipvsadm -a -m -t ${vip_v4}:${port} -r ${rip_v4}:${port} + ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1 + + ip netns exec ns2 ip link del veth20 + ip netns exec ns2 ip route add default via ${dip_v4} dev veth21 + + test_service +} + run_tests() { local errors= echo "Testing DR mode..." + cleanup setup test_dr errors=$(( $errors + $? )) + echo "Testing NAT mode..." + cleanup + setup + test_nat + errors=$(( $errors + $? )) + return $errors } trap cleanup EXIT -cleanup run_tests if [ $? -ne 0 ]; then From patchwork Sat Oct 5 14:37:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Haishuang Yan X-Patchwork-Id: 11175691 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2E47615AB for ; Sat, 5 Oct 2019 14:38:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 16C91222CC for ; Sat, 5 Oct 2019 14:38:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728686AbfJEOiW (ORCPT ); Sat, 5 Oct 2019 10:38:22 -0400 Received: from cmccmta1.chinamobile.com ([221.176.66.79]:2130 "EHLO cmccmta1.chinamobile.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726853AbfJEOiW (ORCPT ); Sat, 5 Oct 2019 10:38:22 -0400 Received: from spf.mail.chinamobile.com (unknown[172.16.121.5]) by rmmx-syy-dmz-app04-12004 (RichMail) with SMTP id 2ee45d98aad1471-c330e; Sat, 05 Oct 2019 22:38:11 +0800 (CST) X-RM-TRANSID: 2ee45d98aad1471-c330e X-RM-TagInfo: emlType=0 X-RM-SPAM-FLAG: 00000000 Received: from localhost (unknown[223.105.0.241]) by rmsmtp-syy-appsvr03-12003 (RichMail) with SMTP id 2ee35d98aad14aa-fee6e; Sat, 05 Oct 2019 22:38:11 +0800 (CST) X-RM-TRANSID: 2ee35d98aad14aa-fee6e From: Haishuang Yan To: Shuah Khan , Pablo Neira Ayuso , "David S. Miller" , Simon Horman Cc: Julian Anastasov , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, lvs-devel@vger.kernel.org, netfilter-devel@vger.kernel.org, Haishuang Yan Subject: [PATCH v4 3/3] selftests: netfilter: add ipvs tunnel test case Date: Sat, 5 Oct 2019 22:37:45 +0800 Message-Id: <1570286265-15855-4-git-send-email-yanhaishuang@cmss.chinamobile.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1570286265-15855-1-git-send-email-yanhaishuang@cmss.chinamobile.com> References: <1570286265-15855-1-git-send-email-yanhaishuang@cmss.chinamobile.com> Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Test virtual server via ipip tunnel. Tested: # selftests: netfilter: ipvs.sh # Testing DR mode... # Testing NAT mode... # Testing Tunnel mode... # ipvs.sh: PASS ok 6 selftests: netfilter: ipvs.sh Signed-off-by: Haishuang Yan --- v2: optimize test script --- tools/testing/selftests/netfilter/ipvs.sh | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/tools/testing/selftests/netfilter/ipvs.sh b/tools/testing/selftests/netfilter/ipvs.sh index 2601a7c..48647ae 100755 --- a/tools/testing/selftests/netfilter/ipvs.sh +++ b/tools/testing/selftests/netfilter/ipvs.sh @@ -174,6 +174,30 @@ test_nat() { test_service } +test_tun() { + ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0 + + ip netns exec ns1 modprobe ipip + ip netns exec ns1 ip link set tunl0 up + ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=0 + ip netns exec ns1 sysctl -qw net.ipv4.conf.all.send_redirects=0 + ip netns exec ns1 sysctl -qw net.ipv4.conf.default.send_redirects=0 + ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr + ip netns exec ns1 ipvsadm -a -i -t ${vip_v4}:${port} -r ${rip_v4}:${port} + ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1 + + ip netns exec ns2 modprobe ipip + ip netns exec ns2 ip link set tunl0 up + ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_ignore=1 + ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_announce=2 + ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=0 + ip netns exec ns2 sysctl -qw net.ipv4.conf.tunl0.rp_filter=0 + ip netns exec ns2 sysctl -qw net.ipv4.conf.veth21.rp_filter=0 + ip netns exec ns2 ip addr add ${vip_v4}/32 dev lo:1 + + test_service +} + run_tests() { local errors= @@ -189,6 +213,12 @@ run_tests() { test_nat errors=$(( $errors + $? )) + echo "Testing Tunnel mode..." + cleanup + setup + test_tun + errors=$(( $errors + $? )) + return $errors }