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/ip6_forward_instats_vrf.sh (3092B)

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

# Test ipv6 stats on the incoming if when forwarding with VRF

ALL_TESTS="
	ipv6_ping
	ipv6_in_too_big_err
	ipv6_in_hdr_err
	ipv6_in_addr_err
	ipv6_in_discard
"

NUM_NETIFS=4
source lib.sh

h1_create()
{
	simple_if_init $h1 2001:1:1::2/64
	ip -6 route add vrf v$h1 2001:1:2::/64 via 2001:1:1::1
}

h1_destroy()
{
	ip -6 route del vrf v$h1 2001:1:2::/64 via 2001:1:1::1
	simple_if_fini $h1 2001:1:1::2/64
}

router_create()
{
	vrf_create router
	__simple_if_init $rtr1 router 2001:1:1::1/64
	__simple_if_init $rtr2 router 2001:1:2::1/64
	mtu_set $rtr2 1280
}

router_destroy()
{
	mtu_restore $rtr2
	__simple_if_fini $rtr2 2001:1:2::1/64
	__simple_if_fini $rtr1 2001:1:1::1/64
	vrf_destroy router
}

h2_create()
{
	simple_if_init $h2 2001:1:2::2/64
	ip -6 route add vrf v$h2 2001:1:1::/64 via 2001:1:2::1
	mtu_set $h2 1280
}

h2_destroy()
{
	mtu_restore $h2
	ip -6 route del vrf v$h2 2001:1:1::/64 via 2001:1:2::1
	simple_if_fini $h2 2001:1:2::2/64
}

setup_prepare()
{
	h1=${NETIFS[p1]}
	rtr1=${NETIFS[p2]}

rtr2=${NETIFS[p3]}
	h2=${NETIFS[p4]}

vrf_prepare
	h1_create
	router_create
	h2_create

forwarding_enable
}

cleanup()
{
	pre_cleanup

forwarding_restore

h2_destroy
	router_destroy
	h1_destroy
	vrf_cleanup
}

ipv6_in_too_big_err()
{
	RET=0

local t0=$(ipv6_stats_get $rtr1 Ip6InTooBigErrors)
	local vrf_name=$(master_name_get $h1)

# Send too big packets
	ip vrf exec $vrf_name \
		$PING6 -s 1300 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null

local t1=$(ipv6_stats_get $rtr1 Ip6InTooBigErrors)
	test "$((t1 - t0))" -ne 0
	check_err $?
	log_test "Ip6InTooBigErrors"
}

ipv6_in_hdr_err()
{
	RET=0

local t0=$(ipv6_stats_get $rtr1 Ip6InHdrErrors)
	local vrf_name=$(master_name_get $h1)

# Send packets with hop limit 1, easiest with traceroute6 as some ping6
	# doesn't allow hop limit to be specified
	ip vrf exec $vrf_name \
		$TROUTE6 2001:1:2::2 &> /dev/null

local t1=$(ipv6_stats_get $rtr1 Ip6InHdrErrors)
	test "$((t1 - t0))" -ne 0
	check_err $?
	log_test "Ip6InHdrErrors"
}

ipv6_in_addr_err()
{
	RET=0

local t0=$(ipv6_stats_get $rtr1 Ip6InAddrErrors)
	local vrf_name=$(master_name_get $h1)

# Disable forwarding temporary while sending the packet
	sysctl -qw net.ipv6.conf.all.forwarding=0
	ip vrf exec $vrf_name \
		$PING6 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
	sysctl -qw net.ipv6.conf.all.forwarding=1

local t1=$(ipv6_stats_get $rtr1 Ip6InAddrErrors)
	test "$((t1 - t0))" -ne 0
	check_err $?
	log_test "Ip6InAddrErrors"
}

ipv6_in_discard()
{
	RET=0

local t0=$(ipv6_stats_get $rtr1 Ip6InDiscards)
	local vrf_name=$(master_name_get $h1)

# Add a policy to discard
	ip xfrm policy add dst 2001:1:2::2/128 dir fwd action block
	ip vrf exec $vrf_name \
		$PING6 2001:1:2::2 -c 1 -w $PING_TIMEOUT &> /dev/null
	ip xfrm policy del dst 2001:1:2::2/128 dir fwd

local t1=$(ipv6_stats_get $rtr1 Ip6InDiscards)
	test "$((t1 - t0))" -ne 0
	check_err $?
	log_test "Ip6InDiscards"
}
ipv6_ping()
{
	RET=0

ping6_test $h1 2001:1:2::2
}

trap cleanup EXIT

setup_prepare
setup_wait
tests_run

exit $EXIT_STATUS

cmd: