#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Test for "tc action mirred egress mirror" when the underlay route points at a
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# bridge device with vlan filtering (802.1q).
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#
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# This test uses standard topology for testing mirror-to-gretap. See
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# mirror_gre_topo_lib.sh for more details. The full topology is as follows:
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#
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# +---------------------+ +---------------------+
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# | H1 | | H2 |
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# | + $h1 | | $h2 + |
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# | | 192.0.2.1/28 | | 192.0.2.2/28 | |
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# +-----|---------------+ +---------------|-----+
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# | |
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# +-----|---------------------------------------------------------------|-----+
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# | SW o---> mirror | |
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# | +---|---------------------------------------------------------------|---+ |
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# | | + $swp1 + br1 (802.1q bridge) $swp2 + | |
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# | | 192.0.2.129/28 | |
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# | | + $swp3 2001:db8:2::1/64 | |
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# | | | vid555 vid555[pvid,untagged] | |
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# | +---|-------------------------------------------------------------------+ |
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# | | ^ ^ |
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# | | + gt6 (ip6gretap) | + gt4 (gretap) | |
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# | | : loc=2001:db8:2::1 | : loc=192.0.2.129 | |
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# | | : rem=2001:db8:2::2 -+ : rem=192.0.2.130 -+ |
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# | | : ttl=100 : ttl=100 |
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# | | : tos=inherit : tos=inherit |
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# +-----|---------------------:------------------------:----------------------+
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# | : :
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# +-----|---------------------:------------------------:----------------------+
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# | H3 + $h3 + h3-gt6(ip6gretap) + h3-gt4 (gretap) |
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# | | loc=2001:db8:2::2 loc=192.0.2.130 |
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# | + $h3.555 rem=2001:db8:2::1 rem=192.0.2.129 |
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# | 192.0.2.130/28 ttl=100 ttl=100 |
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# | 2001:db8:2::2/64 tos=inherit tos=inherit |
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# +---------------------------------------------------------------------------+
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ALL_TESTS="
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test_gretap
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test_ip6gretap
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"
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NUM_NETIFS=6
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source lib.sh
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source mirror_lib.sh
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source mirror_gre_lib.sh
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source mirror_gre_topo_lib.sh
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setup_prepare()
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{
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h1=${NETIFS[p1]}
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swp1=${NETIFS[p2]}
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swp2=${NETIFS[p3]}
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h2=${NETIFS[p4]}
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swp3=${NETIFS[p5]}
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h3=${NETIFS[p6]}
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vrf_prepare
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mirror_gre_topo_create
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# Avoid changing br1's PVID while it is operational as a L3 interface.
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ip link set dev br1 down
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ip link set dev $swp3 master br1
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bridge vlan add dev br1 vid 555 pvid untagged self
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ip link set dev br1 up
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ip address add dev br1 192.0.2.129/28
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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
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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
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bridge vlan add dev $swp3 vid 555
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}
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cleanup()
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{
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pre_cleanup
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ip link set dev $swp3 nomaster
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vlan_destroy $h3 555
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mirror_gre_topo_destroy
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vrf_cleanup
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}
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test_gretap()
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{
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full_test_span_gre_dir gt4 ingress 8 0 "mirror to gretap"
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full_test_span_gre_dir gt4 egress 0 8 "mirror to gretap"
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}
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test_ip6gretap()
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{
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full_test_span_gre_dir gt6 ingress 8 0 "mirror to ip6gretap"
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full_test_span_gre_dir gt6 egress 0 8 "mirror to ip6gretap"
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}
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tests()
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{
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slow_path_trap_install $swp1 ingress
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slow_path_trap_install $swp1 egress
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tests_run
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slow_path_trap_uninstall $swp1 egress
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slow_path_trap_uninstall $swp1 ingress
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}
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trap cleanup EXIT
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setup_prepare
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setup_wait
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tcflags="skip_hw"
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tests
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if ! tc_offload_check; then
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echo "WARN: Could not test offloaded functionality"
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else
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tcflags="skip_sw"
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tests
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fi
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exit $EXIT_STATUS
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