tools/testing/selftests/drivers/net/bonding/lag_lib.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 # Test that a link aggregation device (bonding, team) removes the hardware
   5 # addresses that it adds on its underlying devices.
   6 test_LAG_cleanup()
   7 {
   8         local driver=$1
   9         local mode=$2
  10         local ucaddr="02:00:00:12:34:56"
  11         local addr6="fe80::78:9abc/64"
  12         local mcaddr="33:33:ff:78:9a:bc"
  13         local name
  14
  15         ip link add dummy1 type dummy
  16         ip link add dummy2 type dummy
  17         if [ "$driver" = "bonding" ]; then
  18                 name="bond1"
  19                 ip link add "$name" up type bond mode "$mode"
  20                 ip link set dev dummy1 master "$name"
  21                 ip link set dev dummy2 master "$name"
  22         elif [ "$driver" = "team" ]; then
  23                 name="team0"
  24                 teamd -d -c '
  25                         {
  26                                 "device": "'"$name"'",
  27                                 "runner": {
  28                                         "name": "'"$mode"'"
  29                                 },
  30                                 "ports": {
  31                                         "dummy1":
  32                                                 {},
  33                                         "dummy2":
  34                                                 {}
  35                                 }
  36                         }
  37                 '
  38                 ip link set dev "$name" up
  39         else
  40                 check_err 1
  41                 log_test test_LAG_cleanup ": unknown driver \"$driver\""
  42                 return
  43         fi
  44
  45         # Used to test dev->uc handling
  46         ip link add mv0 link "$name" up address "$ucaddr" type macvlan
  47         # Used to test dev->mc handling
  48         ip address add "$addr6" dev "$name"
  49         ip link set dev "$name" down
  50         ip link del "$name"
  51
  52         not grep_bridge_fdb "$ucaddr" bridge fdb show >/dev/null
  53         check_err $? "macvlan unicast address still present on a slave"
  54
  55         not grep_bridge_fdb "$mcaddr" bridge fdb show >/dev/null
  56         check_err $? "IPv6 solicited-node multicast mac address still present on a slave"
  57
  58         cleanup
  59
  60         log_test "$driver cleanup mode $mode"
  61 }