selftests: forwarding: Add Q-in-VNI test for IPv6
Add test to check Q-in-VNI traffic with IPv6 underlay and overlay. The test is similar to the existing IPv4 test. Signed-off-by: Amit Cohen <amcohen@nvidia.com> Reviewed-by: Petr Machata <petrm@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Amit Cohen
Jakub Kicinski
parent
6c6ea78a11
commit
bf0a8b9bf2
347
tools/testing/selftests/net/forwarding/q_in_vni_ipv6.sh
Executable file
347
tools/testing/selftests/net/forwarding/q_in_vni_ipv6.sh
Executable file
@ -0,0 +1,347 @@
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# +-----------------------+ +------------------------+
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# | H1 (vrf) | | H2 (vrf) |
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# | + $h1.10 | | + $h2.10 |
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# | | 2001:db8:1::1/64 | | | 2001:db8:1::2/64 |
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# | | | | | |
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# | | + $h1.20 | | | + $h2.20 |
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# | \ | 2001:db8:2::1/64 | | \ | 2001:db8:2::2/64 |
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# | \| | | \| |
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# | + $h1 | | + $h2 |
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# +----|------------------+ +----|-------------------+
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# | |
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# +----|--------------------------------------------------|-------------------+
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# | SW | | |
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# | +--|--------------------------------------------------|-----------------+ |
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# | | + $swp1 BR1 (802.1ad) + $swp2 | |
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# | | vid 100 pvid untagged vid 100 pvid | |
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# | | untagged | |
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# | | + vx100 (vxlan) | |
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# | | local 2001:db8:3::1 | |
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# | | remote 2001:db8:4::1 2001:db8:5::1 | |
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# | | id 1000 dstport $VXPORT | |
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# | | vid 100 pvid untagged | |
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# | +-----------------------------------------------------------------------+ |
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# | |
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# | 2001:db8:4::0/64 via 2001:db8:3::2 |
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# | 2001:db8:5::0/64 via 2001:db8:3::2 |
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# | |
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# | + $rp1 |
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# | | 2001:db8:3::1/64 |
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# +----|----------------------------------------------------------------------+
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# |
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# +----|----------------------------------------------------------+
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# | | VRP2 (vrf) |
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# | + $rp2 |
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# | 2001:db8:3::2/64 |
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# | | (maybe) HW
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# =============================================================================
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# | | (likely) SW
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# | + v1 (veth) + v3 (veth) |
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# | | 2001:db8:4::2/64 | 2001:db8:5::2/64 |
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# +----|---------------------------------------|------------------+
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# | |
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# +----|--------------------------------+ +----|-------------------------------+
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# | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) |
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# | 2001:db8:4::1/64 | | 2001:db8:5::1/64 |
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# | | | |
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# | 2001:db8:3::0/64 via 2001:db8:4::2 | | 2001:db8:3::0/64 via 2001:db8:5::2 |
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# | 2001:db8:5::1/128 via 2001:db8:4::2 | | 2001:db8:4::1/128 via |
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# | | | 2001:db8:5::2 |
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# | +-------------------------------+ | | +-------------------------------+ |
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# | | BR2 (802.1ad) | | | | BR2 (802.1ad) | |
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# | | + vx100 (vxlan) | | | | + vx100 (vxlan) | |
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# | | local 2001:db8:4::1 | | | | local 2001:db8:5::1 | |
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# | | remote 2001:db8:3::1 | | | | remote 2001:db8:3::1 | |
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# | | remote 2001:db8:5::1 | | | | remote 2001:db8:4::1 | |
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# | | id 1000 dstport $VXPORT | | | | id 1000 dstport $VXPORT | |
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# | | vid 100 pvid untagged | | | | vid 100 pvid untagged | |
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# | | | | | | | |
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# | | + w1 (veth) | | | | + w1 (veth) | |
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# | | | vid 100 pvid untagged | | | | | vid 100 pvid untagged | |
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# | +--|----------------------------+ | | +--|----------------------------+ |
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# | | | | | |
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# | +--|----------------------------+ | | +--|----------------------------+ |
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# | | | VW2 (vrf) | | | | | VW2 (vrf) | |
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# | | + w2 (veth) | | | | + w2 (veth) | |
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# | | |\ | | | | |\ | |
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# | | | + w2.10 | | | | | + w2.10 | |
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# | | | 2001:db8:1::3/64 | | | | | 2001:db8:1::4/64 | |
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# | | | | | | | | | |
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# | | + w2.20 | | | | + w2.20 | |
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# | | 2001:db8:2::3/64 | | | | 2001:db8:2::4/64 | |
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# | +-------------------------------+ | | +-------------------------------+ |
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# +-------------------------------------+ +------------------------------------+
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: ${VXPORT:=4789}
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export VXPORT
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: ${ALL_TESTS:="
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ping_ipv6
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"}
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NUM_NETIFS=6
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source lib.sh
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h1_create()
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{
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simple_if_init $h1
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tc qdisc add dev $h1 clsact
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vlan_create $h1 10 v$h1 2001:db8:1::1/64
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vlan_create $h1 20 v$h1 2001:db8:2::1/64
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}
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h1_destroy()
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{
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vlan_destroy $h1 20
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vlan_destroy $h1 10
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tc qdisc del dev $h1 clsact
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simple_if_fini $h1
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}
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h2_create()
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{
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simple_if_init $h2
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tc qdisc add dev $h2 clsact
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vlan_create $h2 10 v$h2 2001:db8:1::2/64
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vlan_create $h2 20 v$h2 2001:db8:2::2/64
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}
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h2_destroy()
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{
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vlan_destroy $h2 20
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vlan_destroy $h2 10
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tc qdisc del dev $h2 clsact
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simple_if_fini $h2
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}
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rp1_set_addr()
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{
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ip address add dev $rp1 2001:db8:3::1/64
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ip route add 2001:db8:4::0/64 nexthop via 2001:db8:3::2
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ip route add 2001:db8:5::0/64 nexthop via 2001:db8:3::2
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}
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rp1_unset_addr()
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{
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ip route del 2001:db8:5::0/64 nexthop via 2001:db8:3::2
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ip route del 2001:db8:4::0/64 nexthop via 2001:db8:3::2
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ip address del dev $rp1 2001:db8:3::1/64
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}
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switch_create()
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{
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ip link add name br1 type bridge vlan_filtering 1 vlan_protocol 802.1ad \
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vlan_default_pvid 0 mcast_snooping 0
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# Make sure the bridge uses the MAC address of the local port and not
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# that of the VxLAN's device.
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ip link set dev br1 address $(mac_get $swp1)
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ip link set dev br1 up
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ip link set dev $rp1 up
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rp1_set_addr
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ip link add name vx100 type vxlan id 1000 \
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local 2001:db8:3::1 dstport "$VXPORT" \
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nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
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ip link set dev vx100 up
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ip link set dev vx100 master br1
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bridge vlan add vid 100 dev vx100 pvid untagged
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ip link set dev $swp1 master br1
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ip link set dev $swp1 up
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bridge vlan add vid 100 dev $swp1 pvid untagged
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ip link set dev $swp2 master br1
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ip link set dev $swp2 up
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bridge vlan add vid 100 dev $swp2 pvid untagged
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bridge fdb append dev vx100 00:00:00:00:00:00 dst 2001:db8:4::1 self
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bridge fdb append dev vx100 00:00:00:00:00:00 dst 2001:db8:5::1 self
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}
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switch_destroy()
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{
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bridge fdb del dev vx100 00:00:00:00:00:00 dst 2001:db8:5::1 self
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bridge fdb del dev vx100 00:00:00:00:00:00 dst 2001:db8:4::1 self
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bridge vlan del vid 100 dev $swp2
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ip link set dev $swp2 down
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ip link set dev $swp2 nomaster
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bridge vlan del vid 100 dev $swp1
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ip link set dev $swp1 down
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ip link set dev $swp1 nomaster
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ip link set dev vx100 nomaster
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ip link set dev vx100 down
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ip link del dev vx100
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rp1_unset_addr
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ip link set dev $rp1 down
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ip link set dev br1 down
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ip link del dev br1
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}
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vrp2_create()
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{
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simple_if_init $rp2 2001:db8:3::2/64
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__simple_if_init v1 v$rp2 2001:db8:4::2/64
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__simple_if_init v3 v$rp2 2001:db8:5::2/64
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tc qdisc add dev v1 clsact
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}
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vrp2_destroy()
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{
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tc qdisc del dev v1 clsact
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__simple_if_fini v3 2001:db8:5::2/64
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__simple_if_fini v1 2001:db8:4::2/64
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simple_if_fini $rp2 2001:db8:3::2/64
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}
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ns_init_common()
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{
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local in_if=$1; shift
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local in_addr=$1; shift
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local other_in_addr=$1; shift
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local nh_addr=$1; shift
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local host_addr1=$1; shift
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local host_addr2=$1; shift
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ip link set dev $in_if up
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ip address add dev $in_if $in_addr/64
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tc qdisc add dev $in_if clsact
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ip link add name br2 type bridge vlan_filtering 1 vlan_protocol 802.1ad \
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vlan_default_pvid 0
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ip link set dev br2 up
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ip link add name w1 type veth peer name w2
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ip link set dev w1 master br2
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ip link set dev w1 up
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bridge vlan add vid 100 dev w1 pvid untagged
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ip link add name vx100 type vxlan id 1000 local $in_addr \
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dstport "$VXPORT" udp6zerocsumrx
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ip link set dev vx100 up
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bridge fdb append dev vx100 00:00:00:00:00:00 dst 2001:db8:3::1 self
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bridge fdb append dev vx100 00:00:00:00:00:00 dst $other_in_addr self
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ip link set dev vx100 master br2
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tc qdisc add dev vx100 clsact
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bridge vlan add vid 100 dev vx100 pvid untagged
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simple_if_init w2
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vlan_create w2 10 vw2 $host_addr1/64
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vlan_create w2 20 vw2 $host_addr2/64
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ip route add 2001:db8:3::0/64 nexthop via $nh_addr
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ip route add $other_in_addr/128 nexthop via $nh_addr
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}
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export -f ns_init_common
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ns1_create()
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{
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ip netns add ns1
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ip link set dev v2 netns ns1
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in_ns ns1 \
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ns_init_common v2 2001:db8:4::1 2001:db8:5::1 2001:db8:4::2 \
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2001:db8:1::3 2001:db8:2::3
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}
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ns1_destroy()
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{
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ip netns exec ns1 ip link set dev v2 netns 1
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ip netns del ns1
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}
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ns2_create()
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{
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ip netns add ns2
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ip link set dev v4 netns ns2
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in_ns ns2 \
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ns_init_common v4 2001:db8:5::1 2001:db8:4::1 2001:db8:5::2 \
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2001:db8:1::4 2001:db8:2::4
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}
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ns2_destroy()
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{
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ip netns exec ns2 ip link set dev v4 netns 1
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ip netns del ns2
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}
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setup_prepare()
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{
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h1=${NETIFS[p1]}
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swp1=${NETIFS[p2]}
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swp2=${NETIFS[p3]}
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h2=${NETIFS[p4]}
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rp1=${NETIFS[p5]}
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rp2=${NETIFS[p6]}
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vrf_prepare
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forwarding_enable
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h1_create
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h2_create
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switch_create
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ip link add name v1 type veth peer name v2
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ip link add name v3 type veth peer name v4
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vrp2_create
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ns1_create
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ns2_create
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r1_mac=$(in_ns ns1 mac_get w2)
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r2_mac=$(in_ns ns2 mac_get w2)
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h2_mac=$(mac_get $h2)
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}
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cleanup()
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{
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pre_cleanup
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ns2_destroy
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ns1_destroy
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vrp2_destroy
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ip link del dev v3
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ip link del dev v1
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switch_destroy
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h2_destroy
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h1_destroy
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forwarding_restore
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vrf_cleanup
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}
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ping_ipv6()
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{
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ping6_test $h1 2001:db8:1::2 ": local->local"
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ping6_test $h1 2001:db8:1::3 ": local->remote 1"
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ping6_test $h1 2001:db8:1::4 ": local->remote 2"
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}
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test_all()
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{
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echo "Running tests with UDP port $VXPORT"
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tests_run
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}
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trap cleanup EXIT
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setup_prepare
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setup_wait
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test_all
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exit $EXIT_STATUS
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