#!/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 set -e tmp=$(mktemp -q dump.XXXXXX) 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 || : modprobe -r bonding >/dev/null 2>&1 || : rm -f -- ${tmp} } trap cleanup 0 1 2 cleanup sleep 1 # create the bridge ip link add fab-br0 address 52:54:00:3B:7C:A6 mtu 1500 type bridge \ forward_delay 15 # create the bond ip link add fbond type bond mode 4 miimon 200 xmit_hash_policy 1 \ ad_actor_sys_prio 65535 lacp_rate fast # set bond address ip link set fbond address 52:54:00:3B:7C:A6 ip link set fbond up # set again bond sysfs parameters ip link set fbond type bond ad_actor_sys_prio 65535 # create veths ip link add name veth1-bond type veth peer name veth1-end ip link add name veth2-bond type veth peer name veth2-end # add ports ip link set fbond master fab-br0 ip link set veth1-bond down master fbond ip link set veth2-bond down master fbond # bring up ip link set veth1-end up ip link set veth2-end up ip link set fab-br0 up ip link set fbond up ip addr add dev fab-br0 10.0.0.3 tcpdump -n -i veth1-end -e ether proto 0x8809 >${tmp} 2>&1 & sleep 15 pkill tcpdump >/dev/null 2>&1 rc=0 num=$(grep "packets captured" ${tmp} | awk '{print $1}') if test "$num" -gt 0; then echo "PASS, captured ${num}" else echo "FAIL" rc=1 fi exit $rc