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|
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
lib_dir=$(dirname $0)/../../../net/forwarding
ALL_TESTS="
rif_mac_profile_edit_test
"
NUM_NETIFS=2
source $lib_dir/lib.sh
source $lib_dir/devlink_lib.sh
setup_prepare()
{
h1=${NETIFS[p1]}
h2=${NETIFS[p2]}
# Disable IPv6 on the two interfaces to avoid IPv6 link-local addresses
# being generated and RIFs being created
sysctl_set net.ipv6.conf.$h1.disable_ipv6 1
sysctl_set net.ipv6.conf.$h2.disable_ipv6 1
ip link set $h1 up
ip link set $h2 up
}
cleanup()
{
pre_cleanup
ip link set $h2 down
ip link set $h1 down
sysctl_restore net.ipv6.conf.$h2.disable_ipv6
sysctl_restore net.ipv6.conf.$h1.disable_ipv6
# Reload in order to clean all the RIFs and RIF MAC profiles created
devlink_reload
}
create_max_rif_mac_profiles()
{
local count=$1; shift
local batch_file="$(mktemp)"
for ((i = 1; i <= count; i++)); do
vlan=$(( i*10 ))
m=$(( i*11 ))
cat >> $batch_file <<-EOF
link add link $h1 name $h1.$vlan \
address 00:$m:$m:$m:$m:$m type vlan id $vlan
address add 192.0.$m.1/24 dev $h1.$vlan
EOF
done
ip -b $batch_file &> /dev/null
rm -f $batch_file
}
rif_mac_profile_replacement_test()
{
local h1_10_mac=$(mac_get $h1.10)
RET=0
ip link set $h1.10 address 00:12:34:56:78:99
check_err $?
log_test "RIF MAC profile replacement"
ip link set $h1.10 address $h1_10_mac
}
rif_mac_profile_consolidation_test()
{
local count=$1; shift
local h1_20_mac
RET=0
if [[ $count -eq 1 ]]; then
return
fi
h1_20_mac=$(mac_get $h1.20)
# Set the MAC of $h1.20 to that of $h1.10 and confirm that they are
# using the same MAC profile.
ip link set $h1.20 address 00:11:11:11:11:11
check_err $?
occ=$(devlink -j resource show $DEVLINK_DEV \
| jq '.[][][] | select(.name=="rif_mac_profiles") |.["occ"]')
[[ $occ -eq $((count - 1)) ]]
check_err $? "MAC profile occupancy did not decrease"
log_test "RIF MAC profile consolidation"
ip link set $h1.20 address $h1_20_mac
}
rif_mac_profile_shared_replacement_test()
{
local count=$1; shift
local i=$((count + 1))
local vlan=$(( i*10 ))
local m=11
RET=0
# Create a VLAN netdevice that has the same MAC as the first one.
ip link add link $h1 name $h1.$vlan address 00:$m:$m:$m:$m:$m \
type vlan id $vlan
ip address add 192.0.$m.1/24 dev $h1.$vlan
# MAC replacement should fail because all the MAC profiles are in use
# and the profile is shared between multiple RIFs
m=$(( i*11 ))
ip link set $h1.$vlan address 00:$m:$m:$m:$m:$m &> /dev/null
check_fail $?
log_test "RIF MAC profile shared replacement"
ip link del dev $h1.$vlan
}
rif_mac_profile_edit_test()
{
local count=$(devlink_resource_size_get rif_mac_profiles)
create_max_rif_mac_profiles $count
rif_mac_profile_replacement_test
rif_mac_profile_consolidation_test $count
rif_mac_profile_shared_replacement_test $count
}
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
exit $EXIT_STATUS
|
