tools/testing/selftests/net/forwarding/router_bridge_vlan.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 # +------------------------------------------------+   +----------------------+
   5 # | H1 (vrf)                                       |   |             H2 (vrf) |
   6 # |    + $h1.555           + $h1.777               |   |  + $h2               |
   7 # |    | 192.0.2.1/28      | 192.0.2.17/28         |   |  | 192.0.2.130/28    |
   8 # |    | 2001:db8:1::1/64  | 2001:db8:3::1/64      |   |  | 192.0.2.146/28    |
   9 # |    | .-----------------'                       |   |  | 2001:db8:2::2/64  |
  10 # |    |/                                          |   |  | 2001:db8:4::2/64  |
  11 # |    + $h1                                       |   |  |                   |
  12 # +----|-------------------------------------------+   +--|-------------------+
  13 #      |                                                  |
  14 # +----|--------------------------------------------------|-------------------+
  15 # | SW |                                                  |                   |
  16 # | +--|-------------------------------+                  + $swp2             |
  17 # | |  + $swp1                         |                    192.0.2.129/28    |
  18 # | |    vid 555 777                   |                    192.0.2.145/28    |
  19 # | |                                  |                    2001:db8:2::1/64  |
  20 # | |  + BR1 (802.1q)                  |                    2001:db8:4::1/64  |
  21 # | |    vid 555 pvid untagged         |                                      |
  22 # | |    192.0.2.2/28                  |                                      |
  23 # | |    192.0.2.18/28                 |                                      |
  24 # | |    2001:db8:1::2/64              |                                      |
  25 # | |    2001:db8:3::2/64              |                                      |
  26 # | +----------------------------------+                                      |
  27 # +---------------------------------------------------------------------------+
  28
  29 ALL_TESTS="
  30         ping_ipv4
  31         ping_ipv6
  32         vlan
  33         config_777
  34         ping_ipv4_fails
  35         ping_ipv6_fails
  36         ping_ipv4_777
  37         ping_ipv6_777
  38         config_555
  39         ping_ipv4
  40         ping_ipv6
  41 "
  42 NUM_NETIFS=4
  43 source lib.sh
  44
  45 h1_create()
  46 {
  47         simple_if_init $h1
  48
  49         vlan_create $h1 555 v$h1 192.0.2.1/28 2001:db8:1::1/64
  50         ip -4 route add 192.0.2.128/28 vrf v$h1 nexthop via 192.0.2.2
  51         ip -6 route add 2001:db8:2::/64 vrf v$h1 nexthop via 2001:db8:1::2
  52
  53         vlan_create $h1 777 v$h1 192.0.2.17/28 2001:db8:3::1/64
  54         ip -4 route add 192.0.2.144/28 vrf v$h1 nexthop via 192.0.2.18
  55         ip -6 route add 2001:db8:4::/64 vrf v$h1 nexthop via 2001:db8:3::2
  56 }
  57
  58 h1_destroy()
  59 {
  60         ip -6 route del 2001:db8:4::/64 vrf v$h1
  61         ip -4 route del 192.0.2.144/28 vrf v$h1
  62         vlan_destroy $h1 777
  63
  64         ip -6 route del 2001:db8:2::/64 vrf v$h1
  65         ip -4 route del 192.0.2.128/28 vrf v$h1
  66         vlan_destroy $h1 555
  67
  68         simple_if_fini $h1
  69 }
  70
  71 h2_create()
  72 {
  73         simple_if_init $h2 192.0.2.130/28 2001:db8:2::2/64 \
  74                            192.0.2.146/28 2001:db8:4::2/64
  75         ip -4 route add 192.0.2.0/28 vrf v$h2 nexthop via 192.0.2.129
  76         ip -4 route add 192.0.2.16/28 vrf v$h2 nexthop via 192.0.2.145
  77         ip -6 route add 2001:db8:1::/64 vrf v$h2 nexthop via 2001:db8:2::1
  78         ip -6 route add 2001:db8:3::/64 vrf v$h2 nexthop via 2001:db8:4::1
  79 }
  80
  81 h2_destroy()
  82 {
  83         ip -6 route del 2001:db8:3::/64 vrf v$h2
  84         ip -6 route del 2001:db8:1::/64 vrf v$h2
  85         ip -4 route del 192.0.2.16/28 vrf v$h2
  86         ip -4 route del 192.0.2.0/28 vrf v$h2
  87         simple_if_fini $h2 192.0.2.146/28 2001:db8:4::2/64 \
  88                            192.0.2.130/28 2001:db8:2::2/64
  89 }
  90
  91 router_create()
  92 {
  93         ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0
  94         ip link set dev br1 up
  95
  96         ip link set dev $swp1 master br1
  97         ip link set dev $swp1 up
  98
  99         bridge vlan add dev br1 vid 555 self pvid untagged
 100         bridge vlan add dev $swp1 vid 555
 101         bridge vlan add dev $swp1 vid 777
 102
 103         __addr_add_del br1 add 192.0.2.2/28 2001:db8:1::2/64
 104         __addr_add_del br1 add 192.0.2.18/28 2001:db8:3::2/64
 105
 106         ip link set dev $swp2 up
 107         __addr_add_del $swp2 add 192.0.2.129/28 2001:db8:2::1/64
 108         __addr_add_del $swp2 add 192.0.2.145/28 2001:db8:4::1/64
 109 }
 110
 111 router_destroy()
 112 {
 113         __addr_add_del $swp2 del 192.0.2.145/28 2001:db8:4::1/64
 114         __addr_add_del $swp2 del 192.0.2.129/28 2001:db8:2::1/64
 115         ip link set dev $swp2 down
 116
 117         __addr_add_del br1 del 192.0.2.18/28 2001:db8:3::2/64
 118         __addr_add_del br1 del 192.0.2.2/28 2001:db8:1::2/64
 119         ip link set dev $swp1 down
 120         ip link set dev $swp1 nomaster
 121
 122         ip link del dev br1
 123 }
 124
 125 setup_prepare()
 126 {
 127         h1=${NETIFS[p1]}
 128         swp1=${NETIFS[p2]}
 129
 130         swp2=${NETIFS[p3]}
 131         h2=${NETIFS[p4]}
 132
 133         vrf_prepare
 134
 135         h1_create
 136         h2_create
 137
 138         router_create
 139
 140         forwarding_enable
 141 }
 142
 143 config_555()
 144 {
 145         log_info "Configure VLAN 555 as PVID"
 146
 147         bridge vlan add dev br1 vid 555 self pvid untagged
 148         bridge vlan del dev br1 vid 777 self
 149         sleep 2
 150 }
 151
 152 config_777()
 153 {
 154         log_info "Configure VLAN 777 as PVID"
 155
 156         bridge vlan add dev br1 vid 777 self pvid untagged
 157         bridge vlan del dev br1 vid 555 self
 158         sleep 2
 159 }
 160
 161 cleanup()
 162 {
 163         pre_cleanup
 164
 165         forwarding_restore
 166
 167         router_destroy
 168
 169         h2_destroy
 170         h1_destroy
 171
 172         vrf_cleanup
 173 }
 174
 175 vlan()
 176 {
 177         RET=0
 178
 179         bridge vlan add dev br1 vid 333 self
 180         check_err $? "Can't add a non-PVID VLAN"
 181         bridge vlan del dev br1 vid 333 self
 182         check_err $? "Can't remove a non-PVID VLAN"
 183
 184         log_test "vlan"
 185 }
 186
 187 ping_ipv4()
 188 {
 189         ping_test $h1.555 192.0.2.130
 190 }
 191
 192 ping_ipv6()
 193 {
 194         ping6_test $h1.555 2001:db8:2::2
 195 }
 196
 197 ping_ipv4_fails()
 198 {
 199         ping_test_fails $h1.555 192.0.2.130 ": via 555"
 200 }
 201
 202 ping_ipv6_fails()
 203 {
 204         ping6_test_fails $h1.555 2001:db8:2::2 ": via 555"
 205 }
 206
 207 ping_ipv4_777()
 208 {
 209         ping_test $h1.777 192.0.2.146 ": via 777"
 210 }
 211
 212 ping_ipv6_777()
 213 {
 214         ping6_test $h1.777 2001:db8:4::2 ": via 777"
 215 }
 216
 217 trap cleanup EXIT
 218
 219 setup_prepare
 220 setup_wait
 221
 222 tests_run
 223
 224 exit $EXIT_STATUS