xref: /linux/tools/testing/selftests/drivers/net/mlxsw/rif_mac_profile_scale.sh (revision 03ab8e6297acd1bc0eedaa050e2a1635c576fd11)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4# Test for RIF MAC profiles resource. The test adds VLAN netdevices according to
5# the maximum number of RIF MAC profiles, sets each of them with a random
6# MAC address, and checks that eventually the number of occupied RIF MAC
7# profiles equals the maximum number of RIF MAC profiles.
8
9
10RIF_MAC_PROFILE_NUM_NETIFS=2
11
12rif_mac_profiles_create()
13{
14	local count=$1; shift
15	local should_fail=$1; shift
16	local batch_file="$(mktemp)"
17
18	for ((i = 1; i <= count; i++)); do
19		vlan=$(( i*10 ))
20		m=$(( i*11 ))
21
22		cat >> $batch_file <<-EOF
23			link add link $h1 name $h1.$vlan \
24				address 00:$m:$m:$m:$m:$m type vlan id $vlan
25			address add 192.0.$m.1/24 dev $h1.$vlan
26		EOF
27	done
28
29	ip -b $batch_file &> /dev/null
30	check_err_fail $should_fail $? "RIF creation"
31
32	rm -f $batch_file
33}
34
35rif_mac_profile_test()
36{
37	local count=$1; shift
38	local should_fail=$1; shift
39
40	rif_mac_profiles_create $count $should_fail
41
42	occ=$(devlink -j resource show $DEVLINK_DEV \
43	      | jq '.[][][] | select(.name=="rif_mac_profiles") |.["occ"]')
44
45	[[ $occ -eq $count ]]
46	check_err_fail $should_fail $? "Attempt to use $count profiles (actual result $occ)"
47}
48
49rif_mac_profile_setup_prepare()
50{
51	h1=${NETIFS[p1]}
52	h2=${NETIFS[p2]}
53
54	# Disable IPv6 on the two interfaces to avoid IPv6 link-local addresses
55	# being generated and RIFs being created.
56	sysctl_set net.ipv6.conf.$h1.disable_ipv6 1
57	sysctl_set net.ipv6.conf.$h2.disable_ipv6 1
58
59	ip link set $h1 up
60	ip link set $h2 up
61}
62
63rif_mac_profile_cleanup()
64{
65	pre_cleanup
66
67	ip link set $h2 down
68	ip link set $h1 down
69
70	sysctl_restore net.ipv6.conf.$h2.disable_ipv6
71	sysctl_restore net.ipv6.conf.$h1.disable_ipv6
72}
73