| #!/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 |
