File: //usr/src/linux-headers-5.4.0-52/tools/testing/selftests/net/forwarding/mirror_gre_vlan.sh
#!/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