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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/testing/selftests/net/forwarding/skbedit_priority.sh | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/net/forwarding/skbedit_priority.sh')
-rwxr-xr-x | tools/testing/selftests/net/forwarding/skbedit_priority.sh | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/forwarding/skbedit_priority.sh b/tools/testing/selftests/net/forwarding/skbedit_priority.sh new file mode 100755 index 000000000..bde11dc27 --- /dev/null +++ b/tools/testing/selftests/net/forwarding/skbedit_priority.sh @@ -0,0 +1,170 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +# This test sends traffic from H1 to H2. Either on ingress of $swp1, or on +# egress of $swp2, the traffic is acted upon by an action skbedit priority. The +# new priority should be taken into account when classifying traffic on the PRIO +# qdisc at $swp2. The test verifies that for different priority values, the +# traffic ends up in expected PRIO band. +# +# +----------------------+ +----------------------+ +# | H1 | | H2 | +# | + $h1 | | $h2 + | +# | | 192.0.2.1/28 | | 192.0.2.2/28 | | +# +----|-----------------+ +----------------|-----+ +# | | +# +----|----------------------------------------------------------------|-----+ +# | SW | | | +# | +-|----------------------------------------------------------------|-+ | +# | | + $swp1 BR $swp2 + | | +# | | PRIO | | +# | +--------------------------------------------------------------------+ | +# +---------------------------------------------------------------------------+ + +ALL_TESTS=" + ping_ipv4 + test_ingress + test_egress +" + +NUM_NETIFS=4 +source lib.sh + +: ${HIT_TIMEOUT:=2000} # ms + +h1_create() +{ + simple_if_init $h1 192.0.2.1/28 +} + +h1_destroy() +{ + simple_if_fini $h1 192.0.2.1/28 +} + +h2_create() +{ + simple_if_init $h2 192.0.2.2/28 +} + +h2_destroy() +{ + simple_if_fini $h2 192.0.2.2/28 +} + +switch_create() +{ + ip link add name br1 up type bridge vlan_filtering 1 + ip link set dev $swp1 master br1 + ip link set dev $swp1 up + ip link set dev $swp2 master br1 + ip link set dev $swp2 up + + tc qdisc add dev $swp1 clsact + tc qdisc add dev $swp2 clsact + tc qdisc add dev $swp2 root handle 10: \ + prio bands 8 priomap 7 6 5 4 3 2 1 0 +} + +switch_destroy() +{ + tc qdisc del dev $swp2 root + tc qdisc del dev $swp2 clsact + tc qdisc del dev $swp1 clsact + + ip link set dev $swp2 down + ip link set dev $swp2 nomaster + ip link set dev $swp1 down + ip link set dev $swp1 nomaster + ip link del dev br1 +} + +setup_prepare() +{ + h1=${NETIFS[p1]} + swp1=${NETIFS[p2]} + + swp2=${NETIFS[p3]} + h2=${NETIFS[p4]} + + h2mac=$(mac_get $h2) + + vrf_prepare + h1_create + h2_create + switch_create +} + +cleanup() +{ + pre_cleanup + + switch_destroy + h2_destroy + h1_destroy + vrf_cleanup +} + +ping_ipv4() +{ + ping_test $h1 192.0.2.2 +} + +test_skbedit_priority_one() +{ + local locus=$1; shift + local prio=$1; shift + local classid=$1; shift + + RET=0 + + tc filter add $locus handle 101 pref 1 \ + flower action skbedit priority $prio + + local pkt0=$(qdisc_parent_stats_get $swp2 $classid .packets) + local pkt2=$(tc_rule_handle_stats_get "$locus" 101) + $MZ $h1 -t udp "sp=54321,dp=12345" -c 10 -d 20msec -p 100 \ + -a own -b $h2mac -A 192.0.2.1 -B 192.0.2.2 -q + + local pkt1 + pkt1=$(busywait "$HIT_TIMEOUT" until_counter_is ">= $((pkt0 + 10))" \ + qdisc_parent_stats_get $swp2 $classid .packets) + check_err $? "Expected to get 10 packets on class $classid, but got $((pkt1 - pkt0))." + + local pkt3=$(tc_rule_handle_stats_get "$locus" 101) + ((pkt3 >= pkt2 + 10)) + check_err $? "Expected to get 10 packets on skbedit rule but got $((pkt3 - pkt2))." + + log_test "$locus skbedit priority $prio -> classid $classid" + + tc filter del $locus pref 1 +} + +test_ingress() +{ + local prio + + for prio in {0..7}; do + test_skbedit_priority_one "dev $swp1 ingress" \ + $prio 10:$((8 - prio)) + done +} + +test_egress() +{ + local prio + + for prio in {0..7}; do + test_skbedit_priority_one "dev $swp2 egress" \ + $prio 10:$((8 - prio)) + done +} + +trap cleanup EXIT + +setup_prepare +setup_wait + +tests_run + +exit $EXIT_STATUS |