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selftests: router_bridge_vlan: Add PVID change test

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Add an alternative path involving VLAN 777 instead of the current 555. Then
add tests that verify that marking 777 as PVID makes the 555 path not work,
and the 777 path work.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Reviewed-by: Danielle Ratson <danieller@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata 2023-07-13 18:15:32 +02:00 committed by David S. Miller
parent c7203a2981
commit d4172a93b2
1 changed files with 85 additions and 15 deletions
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100
tools/testing/selftests/net/forwarding/router_bridge_vlan.sh
View File

@ -1,25 +1,28 @@
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# +------------------------+ +----------------------+
# | H1 (vrf) | | H2 (vrf) |
# | + $h1.555 | | + $h2 |
# | | 192.0.2.1/28 | | | 192.0.2.130/28 |
# | | 2001:db8:1::1/64 | | | 2001:db8:2::2/64 |
# | | | | | |
# | + $h1 | | | |
# +----|-------------------+ +--|-------------------+
# +------------------------------------------------+ +----------------------+
# | H1 (vrf) | | H2 (vrf) |
# | + $h1.555 + $h1.777 | | + $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 |
# | |/ | | | 2001:db8:4::2/64 |
# | + $h1 | | | |
# +----|-------------------------------------------+ +--|-------------------+
# | |
# +----|--------------------------------------------------|-------------------+
# | SW | | |
# | +--|-------------------------------+ + $swp2 |
# | | + $swp1 | 192.0.2.129/28 |
# | | vid 555 | 2001:db8:2::1/64 |
# | | | |
# | | + BR1 (802.1q) | |
# | | vid 555 777 | 192.0.2.145/28 |
# | | | 2001:db8:2::1/64 |
# | | + BR1 (802.1q) | 2001:db8:4::1/64 |
# | | vid 555 pvid untagged | |
# | | 192.0.2.2/28 | |
# | | 192.0.2.18/28 | |
# | | 2001:db8:1::2/64 | |
# | | 2001:db8:3::2/64 | |
# | +----------------------------------+ |
# +---------------------------------------------------------------------------+
@ -27,6 +30,14 @@ ALL_TESTS="
ping_ipv4
ping_ipv6
vlan
config_777
ping_ipv4_fails
ping_ipv6_fails
ping_ipv4_777
ping_ipv6_777
config_555
ping_ipv4
ping_ipv6
"
NUM_NETIFS=4
source lib.sh
@ -34,31 +45,47 @@ source lib.sh
h1_create()
{
simple_if_init $h1
vlan_create $h1 555 v$h1 192.0.2.1/28 2001:db8:1::1/64
ip -4 route add 192.0.2.128/28 vrf v$h1 nexthop via 192.0.2.2
ip -6 route add 2001:db8:2::/64 vrf v$h1 nexthop via 2001:db8:1::2
vlan_create $h1 777 v$h1 192.0.2.17/28 2001:db8:3::1/64
ip -4 route add 192.0.2.144/28 vrf v$h1 nexthop via 192.0.2.18
ip -6 route add 2001:db8:4::/64 vrf v$h1 nexthop via 2001:db8:3::2
}
h1_destroy()
{
ip -6 route del 2001:db8:4::/64 vrf v$h1
ip -4 route del 192.0.2.144/28 vrf v$h1
vlan_destroy $h1 777
ip -6 route del 2001:db8:2::/64 vrf v$h1
ip -4 route del 192.0.2.128/28 vrf v$h1
vlan_destroy $h1 555
simple_if_fini $h1
}
h2_create()
{
simple_if_init $h2 192.0.2.130/28 2001:db8:2::2/64
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
simple_if_fini $h2 192.0.2.146/28 2001:db8:4::2/64 \
192.0.2.130/28 2001:db8:2::2/64
}
router_create()
@ -71,18 +98,23 @@ router_create()
bridge vlan add dev br1 vid 555 self pvid untagged
bridge vlan add dev $swp1 vid 555
bridge vlan add dev $swp1 vid 777
__addr_add_del br1 add 192.0.2.2/28 2001:db8:1::2/64
__addr_add_del br1 add 192.0.2.18/28 2001:db8:3::2/64
ip link set dev $swp2 up
__addr_add_del $swp2 add 192.0.2.129/28 2001:db8:2::1/64
__addr_add_del $swp2 add 192.0.2.145/28 2001:db8:4::1/64
}
router_destroy()
{
__addr_add_del $swp2 del 192.0.2.145/28 2001:db8:4::1/64
__addr_add_del $swp2 del 192.0.2.129/28 2001:db8:2::1/64
ip link set dev $swp2 down
__addr_add_del br1 del 192.0.2.18/28 2001:db8:3::2/64
__addr_add_del br1 del 192.0.2.2/28 2001:db8:1::2/64
ip link set dev $swp1 down
ip link set dev $swp1 nomaster
@ -108,6 +140,24 @@ setup_prepare()
forwarding_enable
}
config_555()
{
log_info "Configure VLAN 555 as PVID"
bridge vlan add dev br1 vid 555 self pvid untagged
bridge vlan del dev br1 vid 777 self
sleep 2
}
config_777()
{
log_info "Configure VLAN 777 as PVID"
bridge vlan add dev br1 vid 777 self pvid untagged
bridge vlan del dev br1 vid 555 self
sleep 2
}
cleanup()
{
pre_cleanup
@ -136,12 +186,32 @@ vlan()
ping_ipv4()
{
ping_test $h1 192.0.2.130
ping_test $h1.555 192.0.2.130
}
ping_ipv6()
{
ping6_test $h1 2001:db8:2::2
ping6_test $h1.555 2001:db8:2::2
}
ping_ipv4_fails()
{
ping_test_fails $h1.555 192.0.2.130 ": via 555"
}
ping_ipv6_fails()
{
ping6_test_fails $h1.555 2001:db8:2::2 ": via 555"
}
ping_ipv4_777()
{
ping_test $h1.777 192.0.2.146 ": via 777"
}
ping_ipv6_777()
{
ping6_test $h1.777 2001:db8:4::2 ": via 777"
}
trap cleanup EXIT