FM / forwarding

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/net/forwarding/

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/net/forwarding

Name	Size	Mode	Actions
bridge_igmp.sh	15152	0755	edit dl rm
bridge_mld.sh	16563	0755	edit dl rm
bridge_port_isolation.sh	2378	0755	edit dl rm
bridge_sticky_fdb.sh	1159	0755	edit dl rm
bridge_vlan_aware.sh	2524	0755	edit dl rm
bridge_vlan_unaware.sh	1248	0755	edit dl rm
custom_multipath_hash.sh	9993	0755	edit dl rm
devlink_lib.sh	13118	0644	edit dl rm
dual_vxlan_bridge.sh	11439	0755	edit dl rm
ethtool.sh	6745	0755	edit dl rm
ethtool_extended_state.sh	1923	0755	edit dl rm
ethtool_lib.sh	2815	0644	edit dl rm
fib_offload_lib.sh	25157	0644	edit dl rm
gre_custom_multipath_hash.sh	12768	0755	edit dl rm
gre_inner_v4_multipath.sh	7730	0755	edit dl rm
gre_inner_v6_multipath.sh	7843	0755	edit dl rm
gre_multipath.sh	6439	0755	edit dl rm
gre_multipath_nh.sh	9301	0755	edit dl rm
gre_multipath_nh_res.sh	9491	0755	edit dl rm
ip6gre_custom_multipath_hash.sh	13038	0755	edit dl rm
ip6gre_inner_v4_multipath.sh	7956	0755	edit dl rm
ip6gre_inner_v6_multipath.sh	8069	0755	edit dl rm
ip6_forward_instats_vrf.sh	3092	0755	edit dl rm
ipip_flat_gre.sh	838	0755	edit dl rm
ipip_flat_gre_key.sh	860	0755	edit dl rm
ipip_flat_gre_keys.sh	886	0755	edit dl rm
ipip_hier_gre.sh	887	0755	edit dl rm
ipip_hier_gre_key.sh	910	0755	edit dl rm
ipip_hier_gre_keys.sh	938	0755	edit dl rm
ipip_lib.sh	8557	0644	edit dl rm
lib.sh	28668	0644	edit dl rm
loopback.sh	1589	0755	edit dl rm
Makefile	1718	0644	edit dl rm
mirror_gre.sh	3366	0755	edit dl rm
mirror_gre_bound.sh	5929	0755	edit dl rm
mirror_gre_bridge_1d.sh	4504	0755	edit dl rm
mirror_gre_bridge_1d_vlan.sh	2717	0755	edit dl rm
mirror_gre_bridge_1q.sh	4380	0755	edit dl rm
mirror_gre_bridge_1q_lag.sh	7485	0755	edit dl rm
mirror_gre_changes.sh	5824	0755	edit dl rm
mirror_gre_flower.sh	2891	0755	edit dl rm
mirror_gre_lag_lacp.sh	7458	0755	edit dl rm
mirror_gre_lib.sh	2565	0644	edit dl rm
mirror_gre_neigh.sh	2338	0755	edit dl rm
mirror_gre_nh.sh	2974	0755	edit dl rm
mirror_gre_topo_lib.sh	3524	0644	edit dl rm
mirror_gre_vlan.sh	1715	0755	edit dl rm
mirror_gre_vlan_bridge_1q.sh	9117	0755	edit dl rm
mirror_lib.sh	2964	0644	edit dl rm
mirror_topo_lib.sh	2758	0644	edit dl rm
mirror_vlan.sh	2303	0755	edit dl rm
pedit_dsfield.sh	6789	0755	edit dl rm
pedit_l4port.sh	4564	0755	edit dl rm
q_in_vni.sh	10926	0755	edit dl rm
router.sh	6322	0755	edit dl rm
router_bridge.sh	1794	0755	edit dl rm
router_bridge_vlan.sh	2108	0755	edit dl rm
router_broadcast.sh	5142	0755	edit dl rm
router_mpath_nh.sh	9828	0755	edit dl rm
router_mpath_nh_res.sh	10223	0755	edit dl rm
router_multicast.sh	11597	0755	edit dl rm
router_multipath.sh	8449	0755	edit dl rm
router_nh.sh	2627	0755	edit dl rm
router_vid_1.sh	2153	0755	edit dl rm
sch_ets.sh	781	0755	edit dl rm
sch_ets_core.sh	7456	0644	edit dl rm
sch_ets_tests.sh	4044	0644	edit dl rm
sch_red.sh	11358	0755	edit dl rm
sch_tbf_core.sh	5140	0644	edit dl rm
sch_tbf_ets.sh	118	0755	edit dl rm
sch_tbf_etsprio.sh	711	0644	edit dl rm
sch_tbf_prio.sh	118	0755	edit dl rm
sch_tbf_root.sh	422	0755	edit dl rm
skbedit_priority.sh	3901	0755	edit dl rm
tc_actions.sh	6606	0755	edit dl rm
tc_chains.sh	4945	0755	edit dl rm
tc_common.sh	524	0644	edit dl rm
tc_flower.sh	21752	0755	edit dl rm
tc_flower_router.sh	3096	0755	edit dl rm
tc_mpls_l2vpn.sh	5146	0755	edit dl rm
tc_police.sh	12111	0755	edit dl rm
tc_shblocks.sh	2748	0755	edit dl rm
tc_vlan_modify.sh	3246	0755	edit dl rm
vxlan_asymmetric.sh	17978	0755	edit dl rm
vxlan_bridge_1d.sh	20863	0755	edit dl rm
vxlan_bridge_1d_port_8472.sh	172	0755	edit dl rm
vxlan_bridge_1q.sh	24053	0755	edit dl rm
vxlan_bridge_1q_port_8472.sh	172	0755	edit dl rm
vxlan_symmetric.sh	18488	0755	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/tools/testing/selftests/net/forwarding/sch_ets_tests.sh (4044B)

# SPDX-License-Identifier: GPL-2.0

# Global interface:
#  $put -- port under test (e.g. $swp2)
#  collect_stats($streams...) -- A function to get stats for individual streams
#  ets_start_traffic($band) -- Start traffic for this band
#  ets_change_qdisc($op, $dev, $nstrict, $quanta...) -- Add or change qdisc

# WS describes the Qdisc configuration. It has one value per band (so the
# number of array elements indicates the number of bands). If the value is
# 0, it is a strict band, otherwise the it's a DRR band and the value is
# that band's quantum.
declare -a WS

qdisc_describe()
{
	local nbands=${#WS[@]}
	local nstrict=0
	local i

for ((i = 0; i < nbands; i++)); do
		if ((!${WS[$i]})); then
			: $((nstrict++))
		fi
	done

echo -n "ets bands $nbands"
	if ((nstrict)); then
		echo -n " strict $nstrict"
	fi
	if ((nstrict < nbands)); then
		echo -n " quanta"
		for ((i = nstrict; i < nbands; i++)); do
			echo -n " ${WS[$i]}"
		done
	fi
}

__strict_eval()
{
	local desc=$1; shift
	local d=$1; shift
	local total=$1; shift
	local above=$1; shift

RET=0

if ((! total)); then
		check_err 1 "No traffic observed"
		log_test "$desc"
		return
	fi

local ratio=$(echo "scale=2; 100 * $d / $total" | bc -l)
	if ((above)); then
		test $(echo "$ratio > 95.0" | bc -l) -eq 1
		check_err $? "Not enough traffic"
		log_test "$desc"
		log_info "Expected ratio >95% Measured ratio $ratio"
	else
		test $(echo "$ratio < 5" | bc -l) -eq 1
		check_err $? "Too much traffic"
		log_test "$desc"
		log_info "Expected ratio <5% Measured ratio $ratio"
	fi
}

strict_eval()
{
	__strict_eval "$@" 1
}

notraf_eval()
{
	__strict_eval "$@" 0
}

__ets_dwrr_test()
{
	local -a streams=("$@")

local low_stream=${streams[0]}
	local seen_strict=0
	local -a t0 t1 d
	local stream
	local total
	local i

echo "Testing $(qdisc_describe), streams ${streams[@]}"

for stream in ${streams[@]}; do
		ets_start_traffic $stream
	done

sleep 10

t0=($(collect_stats "${streams[@]}"))

sleep 10

t1=($(collect_stats "${streams[@]}"))
	d=($(for ((i = 0; i < ${#streams[@]}; i++)); do
		 echo $((${t1[$i]} - ${t0[$i]}))
	     done))
	total=$(echo ${d[@]} | sed 's/ /+/g' | bc)

for ((i = 0; i < ${#streams[@]}; i++)); do
		local stream=${streams[$i]}
		if ((seen_strict)); then
			notraf_eval "band $stream" ${d[$i]} $total
		elif ((${WS[$stream]} == 0)); then
			strict_eval "band $stream" ${d[$i]} $total
			seen_strict=1
		elif ((stream == low_stream)); then
			# Low stream is used as DWRR evaluation reference.
			continue
		else
			multipath_eval "bands $low_stream:$stream" \
				       ${WS[$low_stream]} ${WS[$stream]} \
				       ${d[0]} ${d[$i]}
		fi
	done

for stream in ${streams[@]}; do
		stop_traffic
	done
}

ets_dwrr_test_012()
{
	__ets_dwrr_test 0 1 2
}

ets_dwrr_test_01()
{
	__ets_dwrr_test 0 1
}

ets_dwrr_test_12()
{
	__ets_dwrr_test 1 2
}

ets_qdisc_setup()
{
	local dev=$1; shift
	local nstrict=$1; shift
	local -a quanta=("$@")

local ndwrr=${#quanta[@]}
	local nbands=$((nstrict + ndwrr))
	local nstreams=$(if ((nbands > 3)); then echo 3; else echo $nbands; fi)
	local priomap=$(seq 0 $((nstreams - 1)))
	local i

WS=($(
		for ((i = 0; i < nstrict; i++)); do
			echo 0
		done
		for ((i = 0; i < ndwrr; i++)); do
			echo ${quanta[$i]}
		done
	))

ets_change_qdisc $dev $nstrict "$priomap" ${quanta[@]}
}

ets_set_dwrr_uniform()
{
	ets_qdisc_setup $put 0 3300 3300 3300
}

ets_set_dwrr_varying()
{
	ets_qdisc_setup $put 0 5000 3500 1500
}

ets_set_strict()
{
	ets_qdisc_setup $put 3
}

ets_set_mixed()
{
	ets_qdisc_setup $put 1 5000 2500 1500
}

ets_change_quantum()
{
	tc class change dev $put classid 10:2 ets quantum 8000
	WS[1]=8000
}

ets_set_dwrr_two_bands()
{
	ets_qdisc_setup $put 0 5000 2500
}

ets_test_strict()
{
	ets_set_strict
	ets_dwrr_test_01
	ets_dwrr_test_12
}

ets_test_mixed()
{
	ets_set_mixed
	ets_dwrr_test_01
	ets_dwrr_test_12
}

ets_test_dwrr()
{
	ets_set_dwrr_uniform
	ets_dwrr_test_012
	ets_set_dwrr_varying
	ets_dwrr_test_012
	ets_change_quantum
	ets_dwrr_test_012
	ets_set_dwrr_two_bands
	ets_dwrr_test_01
}

cmd: