1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4# Test for "tc action mirred egress mirror" when the underlay route points at a 5# bridge device without vlan filtering (802.1d). 6# 7# This test uses standard topology for testing mirror-to-gretap. See 8# mirror_gre_topo_lib.sh for more details. The full topology is as follows: 9# 10# +---------------------+ +---------------------+ 11# | H1 | | H2 | 12# | + $h1 | | $h2 + | 13# | | 192.0.2.1/28 | | 192.0.2.2/28 | | 14# +-----|---------------+ +---------------|-----+ 15# | | 16# +-----|-------------------------------------------------------------|-----+ 17# | SW o---> mirror | | 18# | +---|-------------------------------------------------------------|---+ | 19# | | + $swp1 + br1 (802.1q bridge) $swp2 + | | 20# | +---------------------------------------------------------------------+ | 21# | | 22# | +---------------------------------------------------------------------+ | 23# | | + br2 (802.1d bridge) | | 24# | | 192.0.2.129/28 | | 25# | | + $swp3 2001:db8:2::1/64 | | 26# | +---|-----------------------------------------------------------------+ | 27# | | ^ ^ | 28# | | + gt6 (ip6gretap) | + gt4 (gretap) | | 29# | | : loc=2001:db8:2::1 | : loc=192.0.2.129 | | 30# | | : rem=2001:db8:2::2 -+ : rem=192.0.2.130 -+ | 31# | | : ttl=100 : ttl=100 | 32# | | : tos=inherit : tos=inherit | 33# +-----|---------------------:----------------------:----------------------+ 34# | : : 35# +-----|---------------------:----------------------:----------------------+ 36# | H3 + $h3 + h3-gt6(ip6gretap) + h3-gt4 (gretap) | 37# | 192.0.2.130/28 loc=2001:db8:2::2 loc=192.0.2.130 | 38# | 2001:db8:2::2/64 rem=2001:db8:2::1 rem=192.0.2.129 | 39# | ttl=100 ttl=100 | 40# | tos=inherit tos=inherit | 41# +-------------------------------------------------------------------------+ 42 43ALL_TESTS=" 44 test_gretap 45 test_ip6gretap 46" 47 48NUM_NETIFS=6 49source lib.sh 50source mirror_lib.sh 51source mirror_gre_lib.sh 52source mirror_gre_topo_lib.sh 53 54setup_prepare() 55{ 56 h1=${NETIFS[p1]} 57 swp1=${NETIFS[p2]} 58 59 swp2=${NETIFS[p3]} 60 h2=${NETIFS[p4]} 61 62 swp3=${NETIFS[p5]} 63 h3=${NETIFS[p6]} 64 65 vrf_prepare 66 mirror_gre_topo_create 67 68 ip link add name br2 type bridge vlan_filtering 0 69 ip link set dev br2 up 70 71 ip link set dev $swp3 master br2 72 ip route add 192.0.2.130/32 dev br2 73 ip -6 route add 2001:db8:2::2/128 dev br2 74 75 ip address add dev br2 192.0.2.129/28 76 ip address add dev br2 2001:db8:2::1/64 77 78 ip address add dev $h3 192.0.2.130/28 79 ip address add dev $h3 2001:db8:2::2/64 80} 81 82cleanup() 83{ 84 pre_cleanup 85 86 ip address del dev $h3 2001:db8:2::2/64 87 ip address del dev $h3 192.0.2.130/28 88 ip link del dev br2 89 90 mirror_gre_topo_destroy 91 vrf_cleanup 92} 93 94test_gretap() 95{ 96 ip neigh replace 192.0.2.130 lladdr $(mac_get $h3) \ 97 nud permanent dev br2 98 full_test_span_gre_dir gt4 ingress 8 0 "mirror to gretap" 99 full_test_span_gre_dir gt4 egress 0 8 "mirror to gretap" 100} 101 102test_ip6gretap() 103{ 104 ip neigh replace 2001:db8:2::2 lladdr $(mac_get $h3) \ 105 nud permanent dev br2 106 full_test_span_gre_dir gt6 ingress 8 0 "mirror to ip6gretap" 107 full_test_span_gre_dir gt6 egress 0 8 "mirror to ip6gretap" 108} 109 110test_all() 111{ 112 slow_path_trap_install $swp1 ingress 113 slow_path_trap_install $swp1 egress 114 115 tests_run 116 117 slow_path_trap_uninstall $swp1 egress 118 slow_path_trap_uninstall $swp1 ingress 119} 120 121trap cleanup EXIT 122 123setup_prepare 124setup_wait 125 126tcflags="skip_hw" 127test_all 128 129if ! tc_offload_check; then 130 echo "WARN: Could not test offloaded functionality" 131else 132 tcflags="skip_sw" 133 test_all 134fi 135 136exit $EXIT_STATUS 137