name : mirror_gre_bridge_1q.sh #!/bin/bash # SPDX-License-Identifier: GPL-2.0 # 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 | # | + $h3.555 rem=2001:db8:2::1 rem=192.0.2.129 | # | 192.0.2.130/28 ttl=100 ttl=100 | # | 2001:db8:2::2/64 tos=inherit tos=inherit | # +---------------------------------------------------------------------------+ ALL_TESTS=" test_gretap test_ip6gretap " NUM_NETIFS=6 source lib.sh source mirror_lib.sh source mirror_gre_lib.sh source mirror_gre_topo_lib.sh setup_prepare() { h1=${NETIFS[p1]} swp1=${NETIFS[p2]} swp2=${NETIFS[p3]} h2=${NETIFS[p4]} swp3=${NETIFS[p5]} h3=${NETIFS[p6]} vrf_prepare mirror_gre_topo_create # Avoid changing br1's PVID while it is operational as a L3 interface. ip link set dev br1 down ip link set dev $swp3 master br1 bridge vlan add dev br1 vid 555 pvid untagged self ip link set dev br1 up ip address add dev br1 192.0.2.129/28 ip address add dev br1 2001:db8:2::1/64 ip -4 route add 192.0.2.130/32 dev br1 ip -6 route add 2001:db8:2::2/128 dev br1 vlan_create $h3 555 v$h3 192.0.2.130/28 2001:db8:2::2/64 bridge vlan add dev $swp3 vid 555 } cleanup() { pre_cleanup ip link set dev $swp3 nomaster vlan_destroy $h3 555 mirror_gre_topo_destroy vrf_cleanup } test_gretap() { ip neigh replace 192.0.2.130 lladdr $(mac_get $h3) \ nud permanent dev br1 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_ip6gretap() { ip neigh replace 2001:db8:2::2 lladdr $(mac_get $h3) \ nud permanent dev br1 full_test_span_gre_dir gt6 ingress 8 0 "mirror to ip6gretap" full_test_span_gre_dir gt6 egress 0 8 "mirror to ip6gretap" } tests() { 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" tests if ! tc_offload_check; then echo "WARN: Could not test offloaded functionality" else tcflags="skip_sw" tests fi exit $EXIT_STATUS