name : router_bridge_1d.sh #!/bin/bash # SPDX-License-Identifier: GPL-2.0 # +---------------------------------------------+ +----------------------+ # | H1 (vrf) | | H2 (vrf) | # | + $h1.100 + $h1.200 | | + $h2 | # | | 192.0.2.1/28 | 192.0.2.17/28 | | | 192.0.2.130/28 | # | | 2001:db8:1::1/64 | 2001:db8:3::1/64 | | | 192.0.2.146/28 | # | \_________ __________/ | | | 2001:db8:2::2/64 | # | V | | | 2001:db8:4::2/64 | # | + $h1 | | | | # +--------------|------------------------------+ +--|-------------------+ # | | # +--------------|----------------------------------------|-------------------+ # | SW + $swp1 + $swp2 | # | | 192.0.2.129/28 | # | | 192.0.2.145/28 | # | | 2001:db8:2::1/64 | # | ________^___________________________ 2001:db8:4::1/64 | # | / \ | # | +---|------------------------------+ +---|------------------------------+ | # | | + $swp1.100 BR1 (802.1d) | | + $swp1.200 BR2 (802.1d) | | # | | 192.0.2.2/28 | | 192.0.2.18/28 | | # | | 2001:db8:1::2/64 | | 2001:db8:3::2/64 | | # | | | | | | # | +----------------------------------+ +----------------------------------+ | # +---------------------------------------------------------------------------+ ALL_TESTS=" ping_ipv4 ping_ipv6 config_remaster ping_ipv4 ping_ipv6 " NUM_NETIFS=4 source lib.sh h1_create() { simple_if_init $h1 vlan_create $h1 100 v$h1 192.0.2.1/28 2001:db8:1::1/64 vlan_create $h1 200 v$h1 192.0.2.17/28 2001:db8:3::1/64 ip -4 route add 192.0.2.128/28 vrf v$h1 nexthop via 192.0.2.2 ip -4 route add 192.0.2.144/28 vrf v$h1 nexthop via 192.0.2.18 ip -6 route add 2001:db8:2::/64 vrf v$h1 nexthop via 2001:db8:1::2 ip -6 route add 2001:db8:4::/64 vrf v$h1 nexthop via 2001:db8:3::2 } h1_destroy() { ip -6 route del 2001:db8:4::/64 vrf v$h1 ip -6 route del 2001:db8:2::/64 vrf v$h1 ip -4 route del 192.0.2.144/28 vrf v$h1 ip -4 route del 192.0.2.128/28 vrf v$h1 vlan_destroy $h1 200 vlan_destroy $h1 100 simple_if_fini $h1 } h2_create() { simple_if_init $h2 192.0.2.130/28 2001:db8:2::2/64 \ 192.0.2.146/28 2001:db8:4::2/64 ip -4 route add 192.0.2.0/28 vrf v$h2 nexthop via 192.0.2.129 ip -4 route add 192.0.2.16/28 vrf v$h2 nexthop via 192.0.2.145 ip -6 route add 2001:db8:1::/64 vrf v$h2 nexthop via 2001:db8:2::1 ip -6 route add 2001:db8:3::/64 vrf v$h2 nexthop via 2001:db8:4::1 } h2_destroy() { ip -6 route del 2001:db8:3::/64 vrf v$h2 ip -6 route del 2001:db8:1::/64 vrf v$h2 ip -4 route del 192.0.2.16/28 vrf v$h2 ip -4 route del 192.0.2.0/28 vrf v$h2 simple_if_fini $h2 192.0.2.130/28 2001:db8:2::2/64 \ 192.0.2.146/28 2001:db8:4::2/64 } router_create() { ip link set dev $swp1 up vlan_create $swp1 100 ip link add name br1 type bridge vlan_filtering 0 ip link set dev br1 address $(mac_get $swp1.100) ip link set dev $swp1.100 master br1 __addr_add_del br1 add 192.0.2.2/28 2001:db8:1::2/64 ip link set dev br1 up vlan_create $swp1 200 ip link add name br2 type bridge vlan_filtering 0 ip link set dev br2 address $(mac_get $swp1.200) ip link set dev $swp1.200 master br2 __addr_add_del br2 add 192.0.2.18/28 2001:db8:3::2/64 ip link set dev br2 up ip link set dev $swp2 up __addr_add_del $swp2 add 192.0.2.129/28 2001:db8:2::1/64 \ 192.0.2.145/28 2001:db8:4::1/64 } router_destroy() { __addr_add_del $swp2 del 192.0.2.129/28 2001:db8:2::1/64 \ 192.0.2.145/28 2001:db8:4::1/64 ip link set dev $swp2 down __addr_add_del br2 del 192.0.2.18/28 2001:db8:3::2/64 ip link set dev $swp1.200 nomaster ip link del dev br2 vlan_destroy $swp1 200 __addr_add_del br1 del 192.0.2.2/28 2001:db8:1::2/64 ip link set dev $swp1.100 nomaster ip link del dev br1 vlan_destroy $swp1 100 ip link set dev $swp1 down } config_remaster() { log_info "Remaster bridge slaves" ip link set dev $swp1.100 nomaster ip link set dev $swp1.200 nomaster sleep 2 ip link set dev $swp1.200 master br2 ip link set dev $swp1.100 master br1 } setup_prepare() { h1=${NETIFS[p1]} swp1=${NETIFS[p2]} swp2=${NETIFS[p3]} h2=${NETIFS[p4]} vrf_prepare h1_create h2_create router_create forwarding_enable } cleanup() { pre_cleanup forwarding_restore router_destroy h2_destroy h1_destroy vrf_cleanup } ping_ipv4() { ping_test $h1 192.0.2.130 ": via 100" ping_test $h1 192.0.2.146 ": via 200" } ping_ipv6() { ping6_test $h1 2001:db8:2::2 ": via 100" ping6_test $h1 2001:db8:4::2 ": via 200" } trap cleanup EXIT setup_prepare setup_wait tests_run exit $EXIT_STATUS