tools/testing/selftests/bpf/test_xdp_features.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 readonly NS="ns1-$(mktemp -u XXXXXX)"
   5 readonly V0_IP4=10.10.0.11
   6 readonly V1_IP4=10.10.0.1
   7 readonly V0_IP6=2001:db8::11
   8 readonly V1_IP6=2001:db8::1
   9
  10 ret=1
  11
  12 setup() {
  13         {
  14                 ip netns add ${NS}
  15
  16                 ip link add v1 type veth peer name v0 netns ${NS}
  17
  18                 ip link set v1 up
  19                 ip addr add $V1_IP4/24 dev v1
  20                 ip addr add $V1_IP6/64 nodad dev v1
  21                 ip -n ${NS} link set dev v0 up
  22                 ip -n ${NS} addr add $V0_IP4/24 dev v0
  23                 ip -n ${NS} addr add $V0_IP6/64 nodad dev v0
  24
  25                 # Enable XDP mode and disable checksum offload
  26                 ethtool -K v1 gro on
  27                 ethtool -K v1 tx-checksumming off
  28                 ip netns exec ${NS} ethtool -K v0 gro on
  29                 ip netns exec ${NS} ethtool -K v0 tx-checksumming off
  30         } > /dev/null 2>&1
  31 }
  32
  33 cleanup() {
  34         ip link del v1 2> /dev/null
  35         ip netns del ${NS} 2> /dev/null
  36         [ "$(pidof xdp_features)" = "" ] || kill $(pidof xdp_features) 2> /dev/null
  37 }
  38
  39 wait_for_dut_server() {
  40         while sleep 1; do
  41                 ss -tlp | grep -q xdp_features
  42                 [ $? -eq 0 ] && break
  43         done
  44 }
  45
  46 test_xdp_features() {
  47         setup
  48
  49         ## XDP_PASS
  50         ./xdp_features -f XDP_PASS -D $V1_IP6 -T $V0_IP6 v1 &
  51         wait_for_dut_server
  52         ip netns exec ${NS} ./xdp_features -t -f XDP_PASS \
  53                                            -D $V1_IP6 -C $V1_IP6 \
  54                                            -T $V0_IP6 v0
  55         [ $? -ne 0 ] && exit
  56
  57         ## XDP_DROP
  58         ./xdp_features -f XDP_DROP -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
  59         wait_for_dut_server
  60         ip netns exec ${NS} ./xdp_features -t -f XDP_DROP \
  61                                            -D ::ffff:$V1_IP4 \
  62                                            -C ::ffff:$V1_IP4 \
  63                                            -T ::ffff:$V0_IP4 v0
  64         [ $? -ne 0 ] && exit
  65
  66         ## XDP_ABORTED
  67         ./xdp_features -f XDP_ABORTED -D $V1_IP6 -T $V0_IP6 v1 &
  68         wait_for_dut_server
  69         ip netns exec ${NS} ./xdp_features -t -f XDP_ABORTED \
  70                                            -D $V1_IP6 -C $V1_IP6 \
  71                                            -T $V0_IP6 v0
  72         [ $? -ne 0 ] && exit
  73
  74         ## XDP_TX
  75         ./xdp_features -f XDP_TX -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
  76         wait_for_dut_server
  77         ip netns exec ${NS} ./xdp_features -t -f XDP_TX \
  78                                            -D ::ffff:$V1_IP4 \
  79                                            -C ::ffff:$V1_IP4 \
  80                                            -T ::ffff:$V0_IP4 v0
  81         [ $? -ne 0 ] && exit
  82
  83         ## XDP_REDIRECT
  84         ./xdp_features -f XDP_REDIRECT -D $V1_IP6 -T $V0_IP6 v1 &
  85         wait_for_dut_server
  86         ip netns exec ${NS} ./xdp_features -t -f XDP_REDIRECT \
  87                                            -D $V1_IP6 -C $V1_IP6 \
  88                                            -T $V0_IP6 v0
  89         [ $? -ne 0 ] && exit
  90
  91         ## XDP_NDO_XMIT
  92         ./xdp_features -f XDP_NDO_XMIT -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
  93         wait_for_dut_server
  94         ip netns exec ${NS} ./xdp_features -t -f XDP_NDO_XMIT \
  95                                            -D ::ffff:$V1_IP4 \
  96                                            -C ::ffff:$V1_IP4 \
  97                                            -T ::ffff:$V0_IP4 v0
  98         ret=$?
  99         cleanup
 100 }
 101
 102 set -e
 103 trap cleanup 2 3 6 9
 104
 105 test_xdp_features
 106
 107 exit $ret