Files
linux/tools/testing/selftests/drivers/net/bonding/bond-break-lacpdu-tx.sh
Hangbin Liu 9150820c88 selftests: bonding: use tc filter to check if LACP was sent
Use tc filter to check if LACP was sent, which is accurate and save
more time.

No need to remove bonding module as some test env may buildin bonding.
And the bond link has been deleted.

Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Link: https://lore.kernel.org/r/20240205130048.282087-3-liuhangbin@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-02-07 18:26:20 -08:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# Regression Test:
# Verify LACPDUs get transmitted after setting the MAC address of
# the bond.
#
# https://bugzilla.redhat.com/show_bug.cgi?id=2020773
#
# +---------+
# | fab-br0 |
# +---------+
# |
# +---------+
# | fbond |
# +---------+
# | |
# +------+ +------+
# |veth1 | |veth2 |
# +------+ +------+
#
# We use veths instead of physical interfaces
REQUIRE_MZ=no
NUM_NETIFS=0
lib_dir=$(dirname "$0")
source "$lib_dir"/../../../net/forwarding/lib.sh
set -e
cleanup() {
ip link del fab-br0 >/dev/null 2>&1 || :
ip link del fbond >/dev/null 2>&1 || :
ip link del veth1-bond >/dev/null 2>&1 || :
ip link del veth2-bond >/dev/null 2>&1 || :
}
trap cleanup 0 1 2
cleanup
# create the bridge
ip link add fab-br0 address 52:54:00:3B:7C:A6 mtu 1500 type bridge \
forward_delay 15
# create the bond
ip link add fbond type bond mode 4 miimon 200 xmit_hash_policy 1 \
ad_actor_sys_prio 65535 lacp_rate fast
# set bond address
ip link set fbond address 52:54:00:3B:7C:A6
ip link set fbond up
# set again bond sysfs parameters
ip link set fbond type bond ad_actor_sys_prio 65535
# create veths
ip link add name veth1-bond type veth peer name veth1-end
ip link add name veth2-bond type veth peer name veth2-end
# add ports
ip link set fbond master fab-br0
ip link set veth1-bond master fbond
ip link set veth2-bond master fbond
# bring up
ip link set veth1-end up
ip link set veth2-end up
ip link set fab-br0 up
ip link set fbond up
ip addr add dev fab-br0 10.0.0.3
rc=0
tc qdisc add dev veth1-end clsact
tc filter add dev veth1-end ingress protocol 0x8809 pref 1 handle 101 flower skip_hw action pass
if slowwait_for_counter 15 2 \
tc_rule_handle_stats_get "dev veth1-end ingress" 101 ".packets" "" &> /dev/null; then
echo "PASS, captured 2"
else
echo "FAIL"
rc=1
fi
exit $rc