router_bridge_pvid_vlan_upper.sh

  1#!/bin/bash
  2# SPDX-License-Identifier: GPL-2.0
  3
  4# +----------------------------+
  5# |                   H1 (vrf) |
  6# |   + $h1.10                 |                      +----------------------+
  7# |   | 192.0.2.1/28           |                      |             H2 (vrf) |
  8# |   | 2001:db8:1::1/64       |                      |  + $h2               |
  9# |   |                        |                      |  | 192.0.2.130/28    |
 10# |   + $h1                    |                      |  | 2001:db8:2::2/64  |
 11# +---|------------------------+                      +--|-------------------+
 12#     |                                                  |
 13# +---|--------------------------------------------------|-------------------+
 14# |   |                            router (main VRF)     |                   |
 15# | +-|----------------------------------+               + $swp2             |
 16# | | + $swp1      BR1 (802.1q, pvid=10) |                 192.0.2.129/28    |
 17# | |              192.0.2.2/28          |                 2001:db8:2::1/64  |
 18# | |              2001:db8:1::2/64      |                                   |
 19# | +------------------------------------+                                   |
 20# +--------------------------------------------------------------------------+
 21
 22ALL_TESTS="
 23	ping_ipv4
 24	ping_ipv6
 25	shuffle_pvid
 26	ping_ipv4
 27	ping_ipv6
 28"
 29NUM_NETIFS=4
 30source lib.sh
 31
 32h1_create()
 33{
 34	simple_if_init $h1
 35	vlan_create $h1 10 v$h1 192.0.2.1/28 2001:db8:1::1/64
 36	ip -4 route add 192.0.2.128/28 vrf v$h1 nexthop via 192.0.2.2
 37	ip -6 route add 2001:db8:2::/64 vrf v$h1 nexthop via 2001:db8:1::2
 38}
 39
 40h1_destroy()
 41{
 42	ip -6 route del 2001:db8:2::/64 vrf v$h1
 43	ip -4 route del 192.0.2.128/28 vrf v$h1
 44	vlan_destroy $h1 10
 45	simple_if_fini $h1
 46}
 47
 48h2_create()
 49{
 50	simple_if_init $h2 192.0.2.130/28 2001:db8:2::2/64
 51	ip -4 route add 192.0.2.0/28 vrf v$h2 nexthop via 192.0.2.129
 52	ip -6 route add 2001:db8:1::/64 vrf v$h2 nexthop via 2001:db8:2::1
 53}
 54
 55h2_destroy()
 56{
 57	ip -6 route del 2001:db8:1::/64 vrf v$h2
 58	ip -4 route del 192.0.2.0/28 vrf v$h2
 59	simple_if_fini $h2 192.0.2.130/28 2001:db8:2::2/64
 60}
 61
 62router_create()
 63{
 64	ip link add name br1 address $(mac_get $swp1) \
 65		type bridge vlan_filtering 1 vlan_default_pvid 0
 66	ip link set dev br1 up
 67	__addr_add_del br1 add 192.0.2.2/28 2001:db8:1::2/64
 68
 69	ip link set dev $swp1 master br1
 70	ip link set dev $swp1 up
 71
 72	ip link set dev $swp2 up
 73	__addr_add_del $swp2 add 192.0.2.129/28 2001:db8:2::1/64
 74
 75	bridge vlan add dev br1 vid 10 pvid untagged self
 76	bridge vlan add dev $swp1 vid 10
 77}
 78
 79router_destroy()
 80{
 81	bridge vlan del dev $swp1 vid 10
 82	bridge vlan del dev br1 vid 10 self
 83
 84	__addr_add_del $swp2 del 192.0.2.129/28 2001:db8:2::1/64
 85	ip link set dev $swp2 down
 86
 87	ip link set dev $swp1 down
 88	ip link set dev $swp1 nomaster
 89
 90	__addr_add_del br1 del 192.0.2.2/28 2001:db8:1::2/64
 91	ip link del dev br1
 92}
 93
 94setup_prepare()
 95{
 96	h1=${NETIFS[p1]}
 97	swp1=${NETIFS[p2]}
 98
 99	swp2=${NETIFS[p3]}
100	h2=${NETIFS[p4]}
101
102	vrf_prepare
103
104	h1_create
105	h2_create
106
107	router_create
108
109	forwarding_enable
110}
111
112shuffle_pvid()
113{
114	log_info "Add and remove VLAN upper for PVID VLAN"
115
116	# Adding and removing a VLAN upper for the PVID VLAN shouldn't change
117	# anything. The address is arbitrary, just to make sure it will be an L3
118	# netdevice.
119	vlan_create br1 10 "" 192.0.2.33/28
120	sleep 1
121	vlan_destroy br1 10
122}
123
124cleanup()
125{
126	pre_cleanup
127
128	forwarding_restore
129
130	router_destroy
131
132	h2_destroy
133	h1_destroy
134
135	vrf_cleanup
136}
137
138ping_ipv4()
139{
140	ping_test $h1 192.0.2.130
141}
142
143ping_ipv6()
144{
145	ping6_test $h1 2001:db8:2::2
146}
147
148trap cleanup EXIT
149
150setup_prepare
151setup_wait
152
153tests_run
154
155exit $EXIT_STATUS