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|
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
lib_dir=$(dirname $0)/../../../net/forwarding
ALL_TESTS="
default_hw_stats_test
immediate_hw_stats_test
delayed_hw_stats_test
disabled_hw_stats_test
"
NUM_NETIFS=2
source $lib_dir/tc_common.sh
source $lib_dir/lib.sh
source $lib_dir/devlink_lib.sh
h1_create()
{
simple_if_init $h1 192.0.2.1/24
}
h1_destroy()
{
simple_if_fini $h1 192.0.2.1/24
}
switch_create()
{
simple_if_init $swp1 192.0.2.2/24
tc qdisc add dev $swp1 clsact
}
switch_destroy()
{
tc qdisc del dev $swp1 clsact
simple_if_fini $swp1 192.0.2.2/24
}
hw_stats_test()
{
RET=0
local name=$1
local action_hw_stats=$2
local occ_delta=$3
local expected_packet_count=$4
local orig_occ=$(devlink_resource_get "counters" "flow" | jq '.["occ"]')
tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \
skip_sw dst_ip 192.0.2.2 action drop $action_hw_stats
check_err $? "Failed to add rule with $name hw_stats"
local new_occ=$(devlink_resource_get "counters" "flow" | jq '.["occ"]')
local expected_occ=$((orig_occ + occ_delta))
[ "$new_occ" == "$expected_occ" ]
check_err $? "Expected occupancy of $expected_occ, got $new_occ"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $swp1mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $swp1 ingress" 101 $expected_packet_count
check_err $? "Did not match incoming packet"
tc filter del dev $swp1 ingress protocol ip pref 1 handle 101 flower
log_test "$name hw_stats"
}
default_hw_stats_test()
{
hw_stats_test "default" "" 2 1
}
immediate_hw_stats_test()
{
hw_stats_test "immediate" "hw_stats immediate" 2 1
}
delayed_hw_stats_test()
{
RET=0
tc filter add dev $swp1 ingress protocol ip pref 1 handle 101 flower \
skip_sw dst_ip 192.0.2.2 action drop hw_stats delayed
check_fail $? "Unexpected success in adding rule with delayed hw_stats"
log_test "delayed hw_stats"
}
disabled_hw_stats_test()
{
hw_stats_test "disabled" "hw_stats disabled" 0 0
}
setup_prepare()
{
h1=${NETIFS[p1]}
swp1=${NETIFS[p2]}
h1mac=$(mac_get $h1)
swp1mac=$(mac_get $swp1)
vrf_prepare
h1_create
switch_create
}
cleanup()
{
pre_cleanup
switch_destroy
h1_destroy
vrf_cleanup
}
check_tc_action_hw_stats_support
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
exit $EXIT_STATUS
|
