| #!/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" when the underlay route points at a |
| # bridge device without vlan filtering (802.1d). The device attached to that |
| # bridge is a VLAN. |
| |
| ALL_TESTS=" |
| test_gretap |
| test_ip6gretap |
| test_gretap_stp |
| test_ip6gretap_stp |
| " |
| |
| 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 br2 type bridge vlan_filtering 0 |
| ip link set dev br2 up |
| |
| vlan_create $swp3 555 |
| |
| ip link set dev $swp3.555 master br2 |
| ip route add 192.0.2.130/32 dev br2 |
| ip -6 route add 2001:db8:2::2/128 dev br2 |
| |
| ip address add dev br2 192.0.2.129/32 |
| ip address add dev br2 2001:db8:2::1/128 |
| |
| vlan_create $h3 555 v$h3 192.0.2.130/28 2001:db8:2::2/64 |
| } |
| |
| cleanup() |
| { |
| pre_cleanup |
| |
| vlan_destroy $h3 555 |
| ip link del dev br2 |
| vlan_destroy $swp3 555 |
| |
| mirror_gre_topo_destroy |
| vrf_cleanup |
| } |
| |
| test_vlan_match() |
| { |
| local tundev=$1; shift |
| local vlan_match=$1; shift |
| local what=$1; shift |
| |
| full_test_span_gre_dir_vlan $tundev ingress "$vlan_match" 8 0 "$what" |
| full_test_span_gre_dir_vlan $tundev egress "$vlan_match" 0 8 "$what" |
| } |
| |
| test_gretap() |
| { |
| test_vlan_match gt4 'skip_hw vlan_id 555 vlan_ethtype ip' \ |
| "mirror to gretap" |
| } |
| |
| test_ip6gretap() |
| { |
| test_vlan_match gt6 'skip_hw vlan_id 555 vlan_ethtype ip' \ |
| "mirror to ip6gretap" |
| } |
| |
| test_gretap_stp() |
| { |
| # Sometimes after mirror installation, the neighbor's state is not valid. |
| # The reason is that there is no SW datapath activity related to the |
| # neighbor for the remote GRE address. Therefore whether the corresponding |
| # neighbor will be valid is a matter of luck, and the test is thus racy. |
| # Set the neighbor's state to permanent, so it would be always valid. |
| ip neigh replace 192.0.2.130 lladdr $(mac_get $h3) \ |
| nud permanent dev br2 |
| full_test_span_gre_stp gt4 $swp3.555 "mirror to gretap" |
| } |
| |
| test_ip6gretap_stp() |
| { |
| ip neigh replace 2001:db8:2::2 lladdr $(mac_get $h3) \ |
| nud permanent dev br2 |
| full_test_span_gre_stp gt6 $swp3.555 "mirror to ip6gretap" |
| } |
| |
| 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 |
