tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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}