samples/bpf/test_cgrp2_sock.sh

   1 #!/bin/bash
   2
   3 function config_device {
   4         ip netns add at_ns0
   5         ip link add veth0 type veth peer name veth0b
   6         ip link set veth0b up
   7         ip link set veth0 netns at_ns0
   8         ip netns exec at_ns0 ip addr add 172.16.1.100/24 dev veth0
   9         ip netns exec at_ns0 ip addr add 2401:db00::1/64 dev veth0 nodad
  10         ip netns exec at_ns0 ip link set dev veth0 up
  11         ip link add foo type vrf table 1234
  12         ip link set foo up
  13         ip addr add 172.16.1.101/24 dev veth0b
  14         ip addr add 2401:db00::2/64 dev veth0b nodad
  15         ip link set veth0b master foo
  16 }
  17
  18 function attach_bpf {
  19         rm -rf /tmp/cgroupv2
  20         mkdir -p /tmp/cgroupv2
  21         mount -t cgroup2 none /tmp/cgroupv2
  22         mkdir -p /tmp/cgroupv2/foo
  23         test_cgrp2_sock /tmp/cgroupv2/foo foo
  24         echo $$ >> /tmp/cgroupv2/foo/cgroup.procs
  25 }
  26
  27 function cleanup {
  28         set +ex
  29         ip netns delete at_ns0
  30         ip link del veth0
  31         ip link del foo
  32         umount /tmp/cgroupv2
  33         rm -rf /tmp/cgroupv2
  34         set -ex
  35 }
  36
  37 function do_test {
  38         ping -c1 -w1 172.16.1.100
  39         ping6 -c1 -w1 2401:db00::1
  40 }
  41
  42 cleanup 2>/dev/null
  43 config_device
  44 attach_bpf
  45 do_test
  46 cleanup
  47 echo "*** PASS ***"