FM / forwarding

/usr/src/linux-headers-5.15.0-190/tools/testing/selftests/net/forwarding/

/usr/src/linux-headers-5.15.0-190/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	21064	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-5.15.0-190/tools/testing/selftests/net/forwarding/mirror_gre_nh.sh (2974B)

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

# This test uses standard topology for testing gretap. See
# mirror_gre_topo_lib.sh for more details.
#
# Test that gretap and ip6gretap mirroring works when the other tunnel endpoint
# is reachable through a next-hop route (as opposed to directly-attached route).

ALL_TESTS="
	test_gretap
	test_ip6gretap
"

NUM_NETIFS=6
source lib.sh
source mirror_lib.sh
source mirror_gre_lib.sh
source mirror_gre_topo_lib.sh

setup_prepare()
{
	h1=${NETIFS[p1]}
	swp1=${NETIFS[p2]}

swp2=${NETIFS[p3]}
	h2=${NETIFS[p4]}

swp3=${NETIFS[p5]}
	h3=${NETIFS[p6]}

sysctl_set net.ipv4.conf.all.rp_filter 0
	sysctl_set net.ipv4.conf.$h3.rp_filter 0

vrf_prepare
	mirror_gre_topo_create

sysctl_set net.ipv4.conf.v$h3.rp_filter 0

ip address add dev $swp3 192.0.2.161/28
	ip address add dev $h3 192.0.2.162/28
	ip address add dev gt4 192.0.2.129/32
	ip address add dev h3-gt4 192.0.2.130/32

# IPv6 route can't be added after address. Such routes are rejected due
	# to the gateway address having been configured on the local system. It
	# works the other way around though.
	ip address add dev $swp3 2001:db8:4::1/64
	ip -6 route add 2001:db8:2::2/128 via 2001:db8:4::2
	ip address add dev $h3 2001:db8:4::2/64
	ip address add dev gt6 2001:db8:2::1
	ip address add dev h3-gt6 2001:db8:2::2
}

cleanup()
{
	pre_cleanup

ip -6 route del 2001:db8:2::2/128 via 2001:db8:4::2
	ip address del dev $h3 2001:db8:4::2/64
	ip address del dev $swp3 2001:db8:4::1/64

ip address del dev $h3 192.0.2.162/28
	ip address del dev $swp3 192.0.2.161/28

sysctl_restore net.ipv4.conf.v$h3.rp_filter 0

mirror_gre_topo_destroy
	vrf_cleanup

sysctl_restore net.ipv4.conf.$h3.rp_filter
	sysctl_restore net.ipv4.conf.all.rp_filter
}

test_gretap()
{
	RET=0
	mirror_install $swp1 ingress gt4 "matchall $tcflags"

# For IPv4, test that there's no mirroring without the route directing
	# the traffic to tunnel remote address. Then add it and test that
	# mirroring starts. For IPv6 we can't test this due to the limitation
	# that routes for locally-specified IPv6 addresses can't be added.
	fail_test_span_gre_dir gt4 ingress

ip route add 192.0.2.130/32 via 192.0.2.162
	quick_test_span_gre_dir gt4 ingress
	ip route del 192.0.2.130/32 via 192.0.2.162

mirror_uninstall $swp1 ingress
	log_test "mirror to gre with next-hop remote ($tcflags)"
}

test_ip6gretap()
{
	RET=0

mirror_install $swp1 ingress gt6 "matchall $tcflags"
	quick_test_span_gre_dir gt6 ingress
	mirror_uninstall $swp1 ingress

log_test "mirror to ip6gre with next-hop remote ($tcflags)"
}

test_all()
{
	slow_path_trap_install $swp1 ingress
	slow_path_trap_install $swp1 egress

tests_run

slow_path_trap_uninstall $swp1 egress
	slow_path_trap_uninstall $swp1 ingress
}

trap cleanup EXIT

setup_prepare
setup_wait

tcflags="skip_hw"
test_all

if ! tc_offload_check; then
	echo "WARN: Could not test offloaded functionality"
else
	tcflags="skip_sw"
	test_all
fi

exit $EXIT_STATUS

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