tools/testing/selftests/bpf/with_tunnels.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3 #
   4 # setup tunnels for flow dissection test
   5
   6 readonly SUFFIX="test_$(mktemp -u XXXX)"
   7 CONFIG="remote 127.0.0.2 local 127.0.0.1 dev lo"
   8
   9 setup() {
  10   ip link add "ipip_${SUFFIX}" type ipip ${CONFIG}
  11   ip link add "gre_${SUFFIX}" type gre ${CONFIG}
  12   ip link add "sit_${SUFFIX}" type sit ${CONFIG}
  13
  14   echo "tunnels before test:"
  15   ip tunnel show
  16
  17   ip link set "ipip_${SUFFIX}" up
  18   ip link set "gre_${SUFFIX}" up
  19   ip link set "sit_${SUFFIX}" up
  20 }
  21
  22
  23 cleanup() {
  24   ip tunnel del "ipip_${SUFFIX}"
  25   ip tunnel del "gre_${SUFFIX}"
  26   ip tunnel del "sit_${SUFFIX}"
  27
  28   echo "tunnels after test:"
  29   ip tunnel show
  30 }
  31
  32 trap cleanup EXIT
  33
  34 setup
  35 "$@"
  36 exit "$?"