selftests: forwarding: Test mirror-to-gre w/ UL VLAN

#!/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 for "tc action mirred egress mirror" that mirrors to a gretap netdevice

# whose underlay route points at a vlan device.

ALL_TESTS="

	test_gretap

"

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]}

	vrf_prepare

	mirror_gre_topo_create

	ip link add name $swp3.555 link $swp3 type vlan id 555

	ip address add dev $swp3.555 192.0.2.129/32

	ip address add dev $swp3.555 2001:db8:2::1/128

	ip link set dev $swp3.555 up

	ip route add 192.0.2.130/32 dev $swp3.555

	ip -6 route add 2001:db8:2::2/128 dev $swp3.555

	ip link add name $h3.555 link $h3 type vlan id 555

	ip link set dev $h3.555 master v$h3

	ip address add dev $h3.555 192.0.2.130/28

	ip address add dev $h3.555 2001:db8:2::2/64

	ip link set dev $h3.555 up

}

cleanup()

{

	pre_cleanup

	ip link del dev $h3.555

	ip link del dev $swp3.555

	mirror_gre_topo_destroy

	vrf_cleanup

}

test_gretap()

{

	full_test_span_gre_dir gt4 ingress 8 0 "mirror to gretap"

	full_test_span_gre_dir gt4 egress 0 8 "mirror to gretap"

}

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