tools/testing/selftests/net/test_vxlan_fdb_changelink.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 # Check FDB default-remote handling across "ip link set".
   5
   6 check_remotes()
   7 {
   8         local what=$1; shift
   9         local N=$(bridge fdb sh dev vx | grep 00:00:00:00:00:00 | wc -l)
  10
  11         echo -ne "expected two remotes after $what\t"
  12         if [[ $N != 2 ]]; then
  13                 echo "[FAIL]"
  14                 EXIT_STATUS=1
  15         else
  16                 echo "[ OK ]"
  17         fi
  18 }
  19
  20 ip link add name vx up type vxlan id 2000 dstport 4789
  21 bridge fdb ap dev vx 00:00:00:00:00:00 dst 192.0.2.20 self permanent
  22 bridge fdb ap dev vx 00:00:00:00:00:00 dst 192.0.2.30 self permanent
  23 check_remotes "fdb append"
  24
  25 ip link set dev vx type vxlan remote 192.0.2.30
  26 check_remotes "link set"
  27
  28 ip link del dev vx
  29 exit $EXIT_STATUS