2b11e24eba
TBF can be used as a root qdisc, in which case it is supposed to configure port shaper. Add a test that verifies that this is so by installing a root TBF with a ETS or PRIO below it, and then expecting individual bands to all be shaped according to the root TBF configuration. Signed-off-by: Petr Machata <petrm@nvidia.com> Signed-off-by: Ido Schimmel <idosch@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
68 lines
1.3 KiB
Bash
68 lines
1.3 KiB
Bash
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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ALL_TESTS="
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ping_ipv4
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tbf_test
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tbf_root_test
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"
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source $lib_dir/sch_tbf_core.sh
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QDISC_TYPE=${QDISC% *}
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tbf_test_one()
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{
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local bs=$1; shift
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tc qdisc replace dev $swp2 parent 10:3 handle 103: tbf \
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rate 400Mbit burst $bs limit 1M
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tc qdisc replace dev $swp2 parent 10:2 handle 102: tbf \
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rate 800Mbit burst $bs limit 1M
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do_tbf_test 10 400 $bs
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do_tbf_test 11 800 $bs
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}
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tbf_test()
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{
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log_info "Testing root-$QDISC_TYPE-tbf"
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# This test is used for both ETS and PRIO. Even though we only need two
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# bands, PRIO demands a minimum of three.
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tc qdisc add dev $swp2 root handle 10: $QDISC 3 priomap 2 1 0
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tbf_test_one 128K
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tc qdisc del dev $swp2 root
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}
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tbf_root_test()
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{
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local bs=128K
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log_info "Testing root-tbf-$QDISC_TYPE"
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tc qdisc replace dev $swp2 root handle 1: \
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tbf rate 400Mbit burst $bs limit 1M
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tc qdisc replace dev $swp2 parent 1:1 handle 10: \
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$QDISC 3 priomap 2 1 0
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tc qdisc replace dev $swp2 parent 10:3 handle 103: \
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bfifo limit 1M
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tc qdisc replace dev $swp2 parent 10:2 handle 102: \
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bfifo limit 1M
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tc qdisc replace dev $swp2 parent 10:1 handle 101: \
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bfifo limit 1M
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do_tbf_test 10 400 $bs
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do_tbf_test 11 400 $bs
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tc qdisc del dev $swp2 root
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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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