1#!/bin/sh 2# Create 2 namespaces with two veth peers, and 3# forward packets in-between using generic XDP 4# 5# NS1(veth11) NS2(veth22) 6# | | 7# | | 8# (veth1, ------ (veth2, 9# id:111) id:222) 10# | xdp forwarding | 11# ------------------ 12 13cleanup() 14{ 15 if [ "$?" = "0" ]; then 16 echo "selftests: test_xdp_redirect [PASS]"; 17 else 18 echo "selftests: test_xdp_redirect [FAILED]"; 19 fi 20 21 set +e 22 ip netns del ns1 2> /dev/null 23 ip netns del ns2 2> /dev/null 24} 25 26ip link set dev lo xdpgeneric off 2>/dev/null > /dev/null 27if [ $? -ne 0 ];then 28 echo "selftests: [SKIP] Could not run test without the ip xdpgeneric support" 29 exit 0 30fi 31set -e 32 33ip netns add ns1 34ip netns add ns2 35 36trap cleanup 0 2 3 6 9 37 38ip link add veth1 index 111 type veth peer name veth11 39ip link add veth2 index 222 type veth peer name veth22 40 41ip link set veth11 netns ns1 42ip link set veth22 netns ns2 43 44ip link set veth1 up 45ip link set veth2 up 46 47ip netns exec ns1 ip addr add 10.1.1.11/24 dev veth11 48ip netns exec ns2 ip addr add 10.1.1.22/24 dev veth22 49 50ip netns exec ns1 ip link set dev veth11 up 51ip netns exec ns2 ip link set dev veth22 up 52 53ip link set dev veth1 xdpgeneric obj test_xdp_redirect.o sec redirect_to_222 54ip link set dev veth2 xdpgeneric obj test_xdp_redirect.o sec redirect_to_111 55 56ip netns exec ns1 ping -c 1 10.1.1.22 57ip netns exec ns2 ping -c 1 10.1.1.11 58 59exit 0 60