109 lines
2.1 KiB
Bash
109 lines
2.1 KiB
Bash
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# Test that policers shared by different tc filters are correctly reference
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# counted by observing policers' occupancy via devlink-resource.
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lib_dir=$(dirname $0)/../../../net/forwarding
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ALL_TESTS="
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tc_police_occ_test
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"
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NUM_NETIFS=2
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source $lib_dir/lib.sh
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source $lib_dir/devlink_lib.sh
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h1_create()
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{
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simple_if_init $h1
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}
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h1_destroy()
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{
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simple_if_fini $h1
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}
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switch_create()
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{
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simple_if_init $swp1
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tc qdisc add dev $swp1 clsact
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}
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switch_destroy()
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{
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tc qdisc del dev $swp1 clsact
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simple_if_fini $swp1
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}
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setup_prepare()
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{
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h1=${NETIFS[p1]}
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swp1=${NETIFS[p2]}
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vrf_prepare
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h1_create
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switch_create
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}
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cleanup()
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{
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pre_cleanup
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switch_destroy
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h1_destroy
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vrf_cleanup
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}
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tc_police_occ_get()
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{
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devlink_resource_occ_get global_policers single_rate_policers
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}
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tc_police_occ_test()
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{
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RET=0
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local occ=$(tc_police_occ_get)
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tc filter add dev $swp1 ingress pref 1 handle 101 proto ip \
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flower skip_sw \
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action police rate 100mbit burst 100k conform-exceed drop/ok
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(( occ + 1 == $(tc_police_occ_get) ))
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check_err $? "Got occupancy $(tc_police_occ_get), expected $((occ + 1))"
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tc filter del dev $swp1 ingress pref 1 handle 101 flower
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(( occ == $(tc_police_occ_get) ))
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check_err $? "Got occupancy $(tc_police_occ_get), expected $occ"
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tc filter add dev $swp1 ingress pref 1 handle 101 proto ip \
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flower skip_sw \
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action police rate 100mbit burst 100k conform-exceed drop/ok \
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index 10
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tc filter add dev $swp1 ingress pref 2 handle 102 proto ip \
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flower skip_sw action police index 10
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(( occ + 1 == $(tc_police_occ_get) ))
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check_err $? "Got occupancy $(tc_police_occ_get), expected $((occ + 1))"
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tc filter del dev $swp1 ingress pref 2 handle 102 flower
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(( occ + 1 == $(tc_police_occ_get) ))
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check_err $? "Got occupancy $(tc_police_occ_get), expected $((occ + 1))"
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tc filter del dev $swp1 ingress pref 1 handle 101 flower
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(( occ == $(tc_police_occ_get) ))
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check_err $? "Got occupancy $(tc_police_occ_get), expected $occ"
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log_test "tc police occupancy"
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}
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trap cleanup EXIT
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setup_prepare
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setup_wait
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tests_run
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exit $EXIT_STATUS
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