vlan_hw_filter.sh

  1#!/bin/sh
  2# SPDX-License-Identifier: GPL-2.0
  3
  4readonly NETNS="ns-$(mktemp -u XXXXXX)"
  5
  6ALL_TESTS="
  7	test_vlan_filter_check
  8	test_vlan0_del_crash_01
  9	test_vlan0_del_crash_02
 10	test_vlan0_del_crash_03
 11	test_vid0_memleak
 12"
 13
 14ret=0
 15
 16setup() {
 17	ip netns add ${NETNS}
 18}
 19
 20cleanup() {
 21	ip netns del $NETNS 2>/dev/null
 22}
 23
 24trap cleanup EXIT
 25
 26fail() {
 27	echo "ERROR: ${1:-unexpected return code} (ret: $_)" >&2
 28	ret=1
 29}
 30
 31tests_run()
 32{
 33	local current_test
 34	for current_test in ${TESTS:-$ALL_TESTS}; do
 35		$current_test
 36	done
 37}
 38
 39test_vlan_filter_check() {
 40	setup
 41	ip netns exec ${NETNS} ip link add bond0 type bond mode 0
 42	ip netns exec ${NETNS} ip link add bond_slave_1 type veth peer veth2
 43	ip netns exec ${NETNS} ip link set bond_slave_1 master bond0
 44	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter off
 45	ip netns exec ${NETNS} ip link add link bond_slave_1 name bond_slave_1.0 type vlan id 0
 46	ip netns exec ${NETNS} ip link add link bond0 name bond0.0 type vlan id 0
 47	ip netns exec ${NETNS} ip link set bond_slave_1 nomaster
 48	ip netns exec ${NETNS} ip link del veth2 || fail "Please check vlan HW filter function"
 49	cleanup
 50}
 51
 52#enable vlan_filter feature of real_dev with vlan0 during running time
 53test_vlan0_del_crash_01() {
 54	setup
 55	ip netns exec ${NETNS} ip link add bond0 type bond mode 0
 56	ip netns exec ${NETNS} ip link add link bond0 name vlan0 type vlan id 0 protocol 802.1q
 57	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter off
 58	ip netns exec ${NETNS} ip link set dev bond0 up
 59	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter on
 60	ip netns exec ${NETNS} ip link set dev bond0 down
 61	ip netns exec ${NETNS} ip link set dev bond0 up
 62	ip netns exec ${NETNS} ip link del vlan0 || fail "Please check vlan HW filter function"
 63	cleanup
 64}
 65
 66#enable vlan_filter feature and add vlan0 for real_dev during running time
 67test_vlan0_del_crash_02() {
 68	setup
 69	ip netns exec ${NETNS} ip link add bond0 type bond mode 0
 70	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter off
 71	ip netns exec ${NETNS} ip link set dev bond0 up
 72	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter on
 73	ip netns exec ${NETNS} ip link add link bond0 name vlan0 type vlan id 0 protocol 802.1q
 74	ip netns exec ${NETNS} ip link set dev bond0 down
 75	ip netns exec ${NETNS} ip link set dev bond0 up
 76	ip netns exec ${NETNS} ip link del vlan0 || fail "Please check vlan HW filter function"
 77	cleanup
 78}
 79
 80#enable vlan_filter feature of real_dev during running time
 81#test kernel_bug of vlan unregister
 82test_vlan0_del_crash_03() {
 83	setup
 84	ip netns exec ${NETNS} ip link add bond0 type bond mode 0
 85	ip netns exec ${NETNS} ip link add link bond0 name vlan0 type vlan id 0 protocol 802.1q
 86	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter off
 87	ip netns exec ${NETNS} ip link set dev bond0 up
 88	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter on
 89	ip netns exec ${NETNS} ip link set dev bond0 down
 90	ip netns exec ${NETNS} ip link del vlan0 || fail "Please check vlan HW filter function"
 91	cleanup
 92}
 93
 94test_vid0_memleak() {
 95	setup
 96	ip netns exec ${NETNS} ip link add bond0 up type bond mode 0
 97	ip netns exec ${NETNS} ethtool -K bond0 rx-vlan-filter off
 98	ip netns exec ${NETNS} ip link del dev bond0 || fail "Please check vlan HW filter function"
 99	cleanup
100}
101
102tests_run
103exit $ret