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selftests: forwarding: Test mirror-to-gretap w/ UL 802.1q
Test for "tc action mirred egress mirror" that mirrors to gretap when the underlay route points at a VLAN-aware bridge (802.1q). Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
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#!/bin/bash | ||
# SPDX-License-Identifier: GPL-2.0 | ||
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# Test for "tc action mirred egress mirror" when the underlay route points at a | ||
# bridge device with vlan filtering (802.1q). | ||
# | ||
# This test uses standard topology for testing mirror-to-gretap. See | ||
# mirror_gre_topo_lib.sh for more details. The full topology is as follows: | ||
# | ||
# +---------------------+ +---------------------+ | ||
# | H1 | | H2 | | ||
# | + $h1 | | $h2 + | | ||
# | | 192.0.2.1/28 | | 192.0.2.2/28 | | | ||
# +-----|---------------+ +---------------|-----+ | ||
# | | | ||
# +-----|---------------------------------------------------------------|-----+ | ||
# | SW o---> mirror | | | ||
# | +---|---------------------------------------------------------------|---+ | | ||
# | | + $swp1 + br1 (802.1q bridge) $swp2 + | | | ||
# | | 192.0.2.129/28 | | | ||
# | | + $swp3 2001:db8:2::1/64 | | | ||
# | | | vid555 vid555[pvid,untagged] | | | ||
# | +---|-------------------------------------------------------------------+ | | ||
# | | ^ ^ | | ||
# | | + gt6 (ip6gretap) | + gt4 (gretap) | | | ||
# | | : loc=2001:db8:2::1 | : loc=192.0.2.129 | | | ||
# | | : rem=2001:db8:2::2 -+ : rem=192.0.2.130 -+ | | ||
# | | : ttl=100 : ttl=100 | | ||
# | | : tos=inherit : tos=inherit | | ||
# +-----|---------------------:------------------------:----------------------+ | ||
# | : : | ||
# +-----|---------------------:------------------------:----------------------+ | ||
# | H3 + $h3 + h3-gt6(ip6gretap) + h3-gt4 (gretap) | | ||
# | | loc=2001:db8:2::2 loc=192.0.2.130 | | ||
# | + $h3.555 rem=2001:db8:2::1 rem=192.0.2.129 | | ||
# | 192.0.2.130/28 ttl=100 ttl=100 | | ||
# | 2001:db8:2::2/64 tos=inherit tos=inherit | | ||
# +---------------------------------------------------------------------------+ | ||
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ALL_TESTS=" | ||
test_gretap | ||
test_ip6gretap | ||
" | ||
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NUM_NETIFS=6 | ||
source lib.sh | ||
source mirror_lib.sh | ||
source mirror_gre_lib.sh | ||
source mirror_gre_topo_lib.sh | ||
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setup_prepare() | ||
{ | ||
h1=${NETIFS[p1]} | ||
swp1=${NETIFS[p2]} | ||
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swp2=${NETIFS[p3]} | ||
h2=${NETIFS[p4]} | ||
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swp3=${NETIFS[p5]} | ||
h3=${NETIFS[p6]} | ||
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vrf_prepare | ||
mirror_gre_topo_create | ||
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ip link set dev $swp3 master br1 | ||
bridge vlan add dev br1 vid 555 pvid untagged self | ||
ip address add dev br1 192.0.2.129/28 | ||
ip address add dev br1 2001:db8:2::1/64 | ||
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ip -4 route add 192.0.2.130/32 dev br1 | ||
ip -6 route add 2001:db8:2::2/128 dev br1 | ||
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vlan_create $h3 555 v$h3 192.0.2.130/28 2001:db8:2::2/64 | ||
bridge vlan add dev $swp3 vid 555 | ||
} | ||
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cleanup() | ||
{ | ||
pre_cleanup | ||
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ip link set dev $swp3 nomaster | ||
vlan_destroy $h3 555 | ||
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mirror_gre_topo_destroy | ||
vrf_cleanup | ||
} | ||
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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" | ||
} | ||
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test_ip6gretap() | ||
{ | ||
full_test_span_gre_dir gt6 ingress 8 0 "mirror to ip6gretap" | ||
full_test_span_gre_dir gt6 egress 0 8 "mirror to ip6gretap" | ||
} | ||
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tests() | ||
{ | ||
slow_path_trap_install $swp1 ingress | ||
slow_path_trap_install $swp1 egress | ||
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tests_run | ||
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slow_path_trap_uninstall $swp1 egress | ||
slow_path_trap_uninstall $swp1 ingress | ||
} | ||
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trap cleanup EXIT | ||
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setup_prepare | ||
setup_wait | ||
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tcflags="skip_hw" | ||
tests | ||
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if ! tc_offload_check; then | ||
echo "WARN: Could not test offloaded functionality" | ||
else | ||
tcflags="skip_sw" | ||
tests | ||
fi | ||
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exit $EXIT_STATUS |