tools/testing/selftests/net/udpgso.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 #
   4 # Run a series of udpgso regression tests
   5
   6 set -o errexit
   7 set -o nounset
   8
   9 setup_loopback() {
  10         ip addr add dev lo 10.0.0.1/32
  11         ip addr add dev lo fd00::1/128 nodad noprefixroute
  12 }
  13
  14 test_dev_mtu() {
  15         setup_loopback
  16         # Reduce loopback MTU
  17         ip link set dev lo mtu 1500
  18 }
  19
  20 test_route_mtu() {
  21         setup_loopback
  22         # Remove default local routes
  23         ip route del local 10.0.0.1/32 table local dev lo
  24         ip route del local fd00::1/128 table local dev lo
  25         # Install local routes with reduced MTU
  26         ip route add local 10.0.0.1/32 table local dev lo mtu 1500
  27         ip route add local fd00::1/128 table local dev lo mtu 1500
  28 }
  29
  30 setup_dummy_sink() {
  31         ip link add name sink mtu 1500 type dummy
  32         ip addr add dev sink 10.0.0.0/24
  33         ip addr add dev sink fd00::2/64 nodad
  34         ip link set dev sink up
  35 }
  36
  37 test_hw_gso_hw_csum() {
  38         setup_dummy_sink
  39         ethtool -K sink tx-checksum-ip-generic on >/dev/null
  40         ethtool -K sink tx-udp-segmentation on >/dev/null
  41 }
  42
  43 test_sw_gso_hw_csum() {
  44         setup_dummy_sink
  45         ethtool -K sink tx-checksum-ip-generic on >/dev/null
  46         ethtool -K sink tx-udp-segmentation off >/dev/null
  47 }
  48
  49 test_sw_gso_sw_csum() {
  50         setup_dummy_sink
  51         ethtool -K sink tx-checksum-ip-generic off >/dev/null
  52         ethtool -K sink tx-udp-segmentation off >/dev/null
  53 }
  54
  55 if [ "$#" -gt 0 ]; then
  56         "$1"
  57         shift 2 # pop "test_*" arg and "--" delimiter
  58         exec "$@"
  59 fi
  60
  61 echo "ipv4 cmsg"
  62 ./in_netns.sh "$0" test_dev_mtu -- ./udpgso -4 -C
  63
  64 echo "ipv4 setsockopt"
  65 ./in_netns.sh "$0" test_dev_mtu -- ./udpgso -4 -C -s
  66
  67 echo "ipv6 cmsg"
  68 ./in_netns.sh "$0" test_dev_mtu -- ./udpgso -6 -C
  69
  70 echo "ipv6 setsockopt"
  71 ./in_netns.sh "$0" test_dev_mtu -- ./udpgso -6 -C -s
  72
  73 echo "ipv4 connected"
  74 ./in_netns.sh "$0" test_route_mtu -- ./udpgso -4 -c
  75
  76 echo "ipv6 connected"
  77 ./in_netns.sh "$0" test_route_mtu -- ./udpgso -6 -c
  78
  79 echo "ipv4 msg_more"
  80 ./in_netns.sh "$0" test_dev_mtu -- ./udpgso -4 -C -m
  81
  82 echo "ipv6 msg_more"
  83 ./in_netns.sh "$0" test_dev_mtu -- ./udpgso -6 -C -m
  84
  85 echo "ipv4 hw-gso hw-csum"
  86 ./in_netns.sh "$0" test_hw_gso_hw_csum -- ./udpgso -4 -C -R
  87
  88 echo "ipv6 hw-gso hw-csum"
  89 ./in_netns.sh "$0" test_hw_gso_hw_csum -- ./udpgso -6 -C -R
  90
  91 echo "ipv4 sw-gso hw-csum"
  92 ./in_netns.sh "$0" test_sw_gso_hw_csum -- ./udpgso -4 -C -R
  93
  94 echo "ipv6 sw-gso hw-csum"
  95 ./in_netns.sh "$0" test_sw_gso_hw_csum -- ./udpgso -6 -C -R
  96
  97 echo "ipv4 sw-gso sw-csum"
  98 ./in_netns.sh "$0" test_sw_gso_sw_csum -- ./udpgso -4 -C -R
  99
 100 echo "ipv6 sw-gso sw-csum"
 101 ./in_netns.sh "$0" test_sw_gso_sw_csum -- ./udpgso -6 -C -R