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selftests: netfilter: ipvs.sh: move to lib.sh infra
The setup_ns helper makes the netns names random, so replace nsX with $nsX
everywhere.
Replace nc with socat, otherwise script fails on my system due to
incompatible nc versions ("nc: cannot use -p and -l").
Signed-off-by: Florian Westphal <fw@strlen.de>
Link: https://lore.kernel.org/r/20240411233624.8129-11-fw@strlen.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Florian Westphal
Jakub Kicinski
parent
10e2ed3fcd
commit
87ce7d7907
@ -1,4 +1,4 @@
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#!/bin/sh
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# End-to-end ipvs test suite
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@ -24,8 +24,8 @@
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# We assume that all network driver are loaded
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#
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# Kselftest framework requirement - SKIP code is 4.
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ksft_skip=4
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source lib.sh
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ret=0
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GREEN='\033[0;92m'
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RED='\033[0;31m'
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@ -46,53 +46,39 @@ readonly datalen=32
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sysipvsnet="/proc/sys/net/ipv4/vs/"
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if [ ! -d $sysipvsnet ]; then
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modprobe -q ip_vs
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if [ $? -ne 0 ]; then
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if ! modprobe -q ip_vs; then
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echo "skip: could not run test without ipvs module"
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exit $ksft_skip
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fi
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fi
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ip -Version > /dev/null 2>&1
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if [ $? -ne 0 ]; then
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echo "SKIP: Could not run test without ip tool"
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exit $ksft_skip
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fi
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ipvsadm -v > /dev/null 2>&1
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if [ $? -ne 0 ]; then
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echo "SKIP: Could not run test without ipvsadm"
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exit $ksft_skip
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fi
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checktool "ipvsadm -v" "run test without ipvsadm"
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checktool "socat -h" "run test without socat"
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setup() {
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ip netns add ns0
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ip netns add ns1
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ip netns add ns2
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setup_ns ns0 ns1 ns2
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ip link add veth01 netns ns0 type veth peer name veth10 netns ns1
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ip link add veth02 netns ns0 type veth peer name veth20 netns ns2
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ip link add veth12 netns ns1 type veth peer name veth21 netns ns2
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ip link add veth01 netns "${ns0}" type veth peer name veth10 netns "${ns1}"
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ip link add veth02 netns "${ns0}" type veth peer name veth20 netns "${ns2}"
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ip link add veth12 netns "${ns1}" type veth peer name veth21 netns "${ns2}"
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ip netns exec ns0 ip link set veth01 up
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ip netns exec ns0 ip link set veth02 up
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ip netns exec ns0 ip link add br0 type bridge
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ip netns exec ns0 ip link set veth01 master br0
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ip netns exec ns0 ip link set veth02 master br0
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ip netns exec ns0 ip link set br0 up
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ip netns exec ns0 ip addr add ${cip_v4}/24 dev br0
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ip netns exec "${ns0}" ip link set veth01 up
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ip netns exec "${ns0}" ip link set veth02 up
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ip netns exec "${ns0}" ip link add br0 type bridge
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ip netns exec "${ns0}" ip link set veth01 master br0
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ip netns exec "${ns0}" ip link set veth02 master br0
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ip netns exec "${ns0}" ip link set br0 up
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ip netns exec "${ns0}" ip addr add "${cip_v4}/24" dev br0
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ip netns exec ns1 ip link set lo up
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ip netns exec ns1 ip link set veth10 up
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ip netns exec ns1 ip addr add ${gip_v4}/24 dev veth10
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ip netns exec ns1 ip link set veth12 up
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ip netns exec ns1 ip addr add ${dip_v4}/24 dev veth12
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ip netns exec "${ns1}" ip link set veth10 up
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ip netns exec "${ns1}" ip addr add "${gip_v4}/24" dev veth10
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ip netns exec "${ns1}" ip link set veth12 up
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ip netns exec "${ns1}" ip addr add "${dip_v4}/24" dev veth12
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ip netns exec ns2 ip link set lo up
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ip netns exec ns2 ip link set veth21 up
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ip netns exec ns2 ip addr add ${rip_v4}/24 dev veth21
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ip netns exec ns2 ip link set veth20 up
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ip netns exec ns2 ip addr add ${sip_v4}/24 dev veth20
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ip netns exec "${ns2}" ip link set veth21 up
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ip netns exec "${ns2}" ip addr add "${rip_v4}/24" dev veth21
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ip netns exec "${ns2}" ip link set veth20 up
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ip netns exec "${ns2}" ip addr add "${sip_v4}/24" dev veth20
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sleep 1
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@ -100,10 +86,7 @@ setup() {
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}
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cleanup() {
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for i in 0 1 2
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do
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ip netns del ns$i > /dev/null 2>&1
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done
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cleanup_all_ns
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if [ -f "${outfile}" ]; then
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rm "${outfile}"
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@ -114,13 +97,13 @@ cleanup() {
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}
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server_listen() {
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ip netns exec ns2 nc -l -p 8080 > "${outfile}" &
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ip netns exec "$ns2" socat -u -4 TCP-LISTEN:8080,reuseaddr STDOUT > "${outfile}" &
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server_pid=$!
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sleep 0.2
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}
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client_connect() {
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ip netns exec ns0 timeout 2 nc -w 1 ${vip_v4} ${port} < "${infile}"
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ip netns exec "${ns0}" timeout 2 socat -u -4 STDIN TCP:"${vip_v4}":"${port}" < "${infile}"
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}
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verify_data() {
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@ -136,58 +119,58 @@ test_service() {
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test_dr() {
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ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0
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ip netns exec "${ns0}" ip route add "${vip_v4}" via "${gip_v4}" dev br0
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ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1
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ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr
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ip netns exec ns1 ipvsadm -a -t ${vip_v4}:${port} -r ${rip_v4}:${port}
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ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1
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ip netns exec "${ns1}" sysctl -qw net.ipv4.ip_forward=1
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ip netns exec "${ns1}" ipvsadm -A -t "${vip_v4}:${port}" -s rr
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ip netns exec "${ns1}" ipvsadm -a -t "${vip_v4}:${port}" -r "${rip_v4}:${port}"
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ip netns exec "${ns1}" ip addr add "${vip_v4}/32" dev lo:1
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# avoid incorrect arp response
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ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_ignore=1
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ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_announce=2
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.all.arp_ignore=1
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.all.arp_announce=2
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# avoid reverse route lookup
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ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=0
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ip netns exec ns2 sysctl -qw net.ipv4.conf.veth21.rp_filter=0
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ip netns exec ns2 ip addr add ${vip_v4}/32 dev lo:1
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.all.rp_filter=0
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.veth21.rp_filter=0
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ip netns exec "${ns2}" ip addr add "${vip_v4}/32" dev lo:1
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test_service
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}
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test_nat() {
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ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0
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ip netns exec "${ns0}" ip route add "${vip_v4}" via "${gip_v4}" dev br0
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ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1
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ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr
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ip netns exec ns1 ipvsadm -a -m -t ${vip_v4}:${port} -r ${rip_v4}:${port}
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ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1
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ip netns exec "${ns1}" sysctl -qw net.ipv4.ip_forward=1
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ip netns exec "${ns1}" ipvsadm -A -t "${vip_v4}:${port}" -s rr
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ip netns exec "${ns1}" ipvsadm -a -m -t "${vip_v4}:${port}" -r "${rip_v4}:${port}"
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ip netns exec "${ns1}" ip addr add "${vip_v4}/32" dev lo:1
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ip netns exec ns2 ip link del veth20
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ip netns exec ns2 ip route add default via ${dip_v4} dev veth21
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ip netns exec "${ns2}" ip link del veth20
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ip netns exec "${ns2}" ip route add default via "${dip_v4}" dev veth21
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test_service
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}
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test_tun() {
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ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0
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ip netns exec "${ns0}" ip route add "${vip_v4}" via "${gip_v4}" dev br0
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ip netns exec ns1 modprobe ipip
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ip netns exec ns1 ip link set tunl0 up
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ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=0
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ip netns exec ns1 sysctl -qw net.ipv4.conf.all.send_redirects=0
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ip netns exec ns1 sysctl -qw net.ipv4.conf.default.send_redirects=0
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ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr
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ip netns exec ns1 ipvsadm -a -i -t ${vip_v4}:${port} -r ${rip_v4}:${port}
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ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1
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ip netns exec "${ns1}" modprobe -q ipip
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ip netns exec "${ns1}" ip link set tunl0 up
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ip netns exec "${ns1}" sysctl -qw net.ipv4.ip_forward=0
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ip netns exec "${ns1}" sysctl -qw net.ipv4.conf.all.send_redirects=0
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ip netns exec "${ns1}" sysctl -qw net.ipv4.conf.default.send_redirects=0
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ip netns exec "${ns1}" ipvsadm -A -t "${vip_v4}:${port}" -s rr
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ip netns exec "${ns1}" ipvsadm -a -i -t "${vip_v4}:${port}" -r ${rip_v4}:${port}
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ip netns exec "${ns1}" ip addr add ${vip_v4}/32 dev lo:1
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ip netns exec ns2 modprobe ipip
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ip netns exec ns2 ip link set tunl0 up
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ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_ignore=1
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ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_announce=2
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ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=0
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ip netns exec ns2 sysctl -qw net.ipv4.conf.tunl0.rp_filter=0
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ip netns exec ns2 sysctl -qw net.ipv4.conf.veth21.rp_filter=0
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ip netns exec ns2 ip addr add ${vip_v4}/32 dev lo:1
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ip netns exec "${ns2}" modprobe -q ipip
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ip netns exec "${ns2}" ip link set tunl0 up
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.all.arp_ignore=1
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.all.arp_announce=2
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.all.rp_filter=0
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.tunl0.rp_filter=0
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ip netns exec "${ns2}" sysctl -qw net.ipv4.conf.veth21.rp_filter=0
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ip netns exec "${ns2}" ip addr add "${vip_v4}/32" dev lo:1
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test_service
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}
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