| #!/bin/bash | |
| # SPDX-License-Identifier: GPL-2.0 | |
| # +---------------------+ +---------------------+ | |
| # | H1 | | H2 | | |
| # | + $h1 | | $h2 + | | |
| # | | 192.0.2.1/28 | | 192.0.2.2/28 | | | |
| # +-----|---------------+ +---------------|-----+ | |
| # | | | |
| # +-----|-------------------------------------------------------------|-----+ | |
| # | SW o--> mirror | | | |
| # | +---|-------------------------------------------------------------|---+ | | |
| # | | + $swp1 BR $swp2 + | | | |
| # | +---------------------------------------------------------------------+ | | |
| # | | | |
| # | +---------------------------------------------------------------------+ | | |
| # | | OL + 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 | | | |
| # | +-------------------------:--|-------------------:--|-----------------+ | | |
| # | : | : | | | |
| # | +-------------------------:--|-------------------:--|-----------------+ | | |
| # | | UL : |,---------------------' | | | |
| # | | + $swp3 : || : | | | |
| # | | | 192.0.2.129/28 : vv : | | | |
| # | | | 2001:db8:2::1/64 : + ul (dummy) : | | | |
| # | +---|---------------------:----------------------:--------------------+ | | |
| # +-----|---------------------:----------------------:----------------------+ | |
| # | : : | |
| # +-----|---------------------:----------------------:----------------------+ | |
| # | H3 + $h3 + h3-gt6 (ip6gretap) + h3-gt4 (gretap) | | |
| # | 192.0.2.130/28 loc=2001:db8:2::2 loc=192.0.2.130 | | |
| # | 2001:db8:2::2/64 rem=2001:db8:2::1 rem=192.0.2.129 | | |
| # | ttl=100 ttl=100 | | |
| # | tos=inherit tos=inherit | | |
| # | | | |
| # +-------------------------------------------------------------------------+ | |
| # | |
| # This tests mirroring to gretap and ip6gretap configured in an overlay / | |
| # underlay manner, i.e. with a bound dummy device that marks underlay VRF where | |
| # the encapsulated packed should be routed. | |
| ALL_TESTS=" | |
| test_gretap | |
| test_ip6gretap | |
| " | |
| NUM_NETIFS=6 | |
| source lib.sh | |
| source mirror_lib.sh | |
| source mirror_gre_lib.sh | |
| h1_create() | |
| { | |
| simple_if_init $h1 192.0.2.1/28 | |
| } | |
| h1_destroy() | |
| { | |
| simple_if_fini $h1 192.0.2.1/28 | |
| } | |
| h2_create() | |
| { | |
| simple_if_init $h2 192.0.2.2/28 | |
| } | |
| h2_destroy() | |
| { | |
| simple_if_fini $h2 192.0.2.2/28 | |
| } | |
| h3_create() | |
| { | |
| simple_if_init $h3 192.0.2.130/28 2001:db8:2::2/64 | |
| tunnel_create h3-gt4 gretap 192.0.2.130 192.0.2.129 | |
| ip link set h3-gt4 vrf v$h3 | |
| matchall_sink_create h3-gt4 | |
| tunnel_create h3-gt6 ip6gretap 2001:db8:2::2 2001:db8:2::1 | |
| ip link set h3-gt6 vrf v$h3 | |
| matchall_sink_create h3-gt6 | |
| } | |
| h3_destroy() | |
| { | |
| tunnel_destroy h3-gt6 | |
| tunnel_destroy h3-gt4 | |
| simple_if_fini $h3 192.0.2.130/28 2001:db8:2::2/64 | |
| } | |
| switch_create() | |
| { | |
| # Bridge between H1 and H2. | |
| ip link add name br1 type bridge vlan_filtering 1 | |
| ip link set dev br1 addrgenmode none | |
| ip link set dev br1 up | |
| ip link set dev $swp1 master br1 | |
| ip link set dev $swp1 up | |
| ip link set dev $swp2 master br1 | |
| ip link set dev $swp2 up | |
| tc qdisc add dev $swp1 clsact | |
| # Underlay. | |
| simple_if_init $swp3 192.0.2.129/28 2001:db8:2::1/64 | |
| ip link add name ul type dummy | |
| ip link set dev ul master v$swp3 | |
| ip link set dev ul up | |
| # Overlay. | |
| vrf_create vrf-ol | |
| ip link set dev vrf-ol up | |
| tunnel_create gt4 gretap 192.0.2.129 192.0.2.130 \ | |
| ttl 100 tos inherit dev ul | |
| ip link set dev gt4 master vrf-ol | |
| ip link set dev gt4 up | |
| tunnel_create gt6 ip6gretap 2001:db8:2::1 2001:db8:2::2 \ | |
| ttl 100 tos inherit dev ul allow-localremote | |
| ip link set dev gt6 master vrf-ol | |
| ip link set dev gt6 up | |
| } | |
| switch_destroy() | |
| { | |
| vrf_destroy vrf-ol | |
| tunnel_destroy gt6 | |
| tunnel_destroy gt4 | |
| simple_if_fini $swp3 192.0.2.129/28 2001:db8:2::1/64 | |
| ip link del dev ul | |
| tc qdisc del dev $swp1 clsact | |
| ip link set dev $swp1 down | |
| ip link set dev $swp2 down | |
| ip link del dev br1 | |
| } | |
| setup_prepare() | |
| { | |
| h1=${NETIFS[p1]} | |
| swp1=${NETIFS[p2]} | |
| swp2=${NETIFS[p3]} | |
| h2=${NETIFS[p4]} | |
| swp3=${NETIFS[p5]} | |
| h3=${NETIFS[p6]} | |
| vrf_prepare | |
| h1_create | |
| h2_create | |
| h3_create | |
| switch_create | |
| } | |
| cleanup() | |
| { | |
| pre_cleanup | |
| switch_destroy | |
| h3_destroy | |
| h2_destroy | |
| h1_destroy | |
| vrf_cleanup | |
| } | |
| test_gretap() | |
| { | |
| full_test_span_gre_dir gt4 ingress 8 0 "mirror to gretap w/ UL" | |
| full_test_span_gre_dir gt4 egress 0 8 "mirror to gretap w/ UL" | |
| } | |
| test_ip6gretap() | |
| { | |
| full_test_span_gre_dir gt6 ingress 8 0 "mirror to ip6gretap w/ UL" | |
| full_test_span_gre_dir gt6 egress 0 8 "mirror to ip6gretap w/ UL" | |
| } | |
| trap cleanup EXIT | |
| setup_prepare | |
| setup_wait | |
| tests_run | |
| exit $EXIT_STATUS |