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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Test that a link aggregation device (bonding, team) removes the hardware
# addresses that it adds on its underlying devices.
test_LAG_cleanup()
{
local driver=$1
local mode=$2
local ucaddr="02:00:00:12:34:56"
local addr6="fe80::78:9abc/64"
local mcaddr="33:33:ff:78:9a:bc"
local name
ip link add dummy1 type dummy
ip link add dummy2 type dummy
if [ "$driver" = "bonding" ]; then
name="bond1"
ip link add "$name" up type bond mode "$mode"
ip link set dev dummy1 master "$name"
ip link set dev dummy2 master "$name"
elif [ "$driver" = "team" ]; then
name="team0"
teamd -d -c '
{
"device": "'"$name"'",
"runner": {
"name": "'"$mode"'"
},
"ports": {
"dummy1":
{},
"dummy2":
{}
}
}
'
ip link set dev "$name" up
else
check_err 1
log_test test_LAG_cleanup ": unknown driver \"$driver\""
return
fi
# Used to test dev->uc handling
ip link add mv0 link "$name" up address "$ucaddr" type macvlan
# Used to test dev->mc handling
ip address add "$addr6" dev "$name"
# Check that addresses were added as expected
(grep_bridge_fdb "$ucaddr" bridge fdb show dev dummy1 ||
grep_bridge_fdb "$ucaddr" bridge fdb show dev dummy2) >/dev/null
check_err $? "macvlan unicast address not found on a slave"
# mcaddr is added asynchronously by addrconf_dad_work(), use busywait
(busywait 10000 grep_bridge_fdb "$mcaddr" bridge fdb show dev dummy1 ||
grep_bridge_fdb "$mcaddr" bridge fdb show dev dummy2) >/dev/null
check_err $? "IPv6 solicited-node multicast mac address not found on a slave"
ip link set dev "$name" down
ip link del "$name"
not grep_bridge_fdb "$ucaddr" bridge fdb show >/dev/null
check_err $? "macvlan unicast address still present on a slave"
not grep_bridge_fdb "$mcaddr" bridge fdb show >/dev/null
check_err $? "IPv6 solicited-node multicast mac address still present on a slave"
cleanup
log_test "$driver cleanup mode $mode"
}
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