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Open Menu / tools / testing / selftests / net / forwarding / router_vid_1.sh
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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

# +--------------------+                     +----------------------+
# | H1                 |                     |                   H2 |
# |                    |                     |                      |
# |            $h1.1 + |                     | + $h2.1              |
# |     192.0.2.2/24 | |                     | | 198.51.100.2/24    |
# | 2001:db8:1::2/64 | |                     | | 2001:db8:2::2/64   |
# |                  | |                     | |                    |
# |              $h1 + |                     | + $h2                |
# |                  | |                     | |                    |
# +------------------|-+                     +-|--------------------+
#                    |                         |
# +------------------|-------------------------|--------------------+
# | SW               |                         |                    |
# |                  |                         |                    |
# |             $rp1 +                         + $rp2               |
# |                  |                         |                    |
# |           $rp1.1 +                         + $rp2.1             |
# |     192.0.2.1/24                             198.51.100.1/24    |
# | 2001:db8:1::1/64                             2001:db8:2::1/64   |
# |                                                                 |
# +-----------------------------------------------------------------+

ALL_TESTS="
	ping_ipv4
	ping_ipv6
"
NUM_NETIFS=4
source lib.sh

h1_create()
{
	vrf_create "vrf-h1"
	ip link set dev vrf-h1 up

	ip link set dev $h1 up
	vlan_create $h1 1 vrf-h1 192.0.2.2/24 2001:db8:1::2/64

	ip route add 198.51.100.0/24 vrf vrf-h1 nexthop via 192.0.2.1
	ip route add 2001:db8:2::/64 vrf vrf-h1 nexthop via 2001:db8:1::1
}

h1_destroy()
{
	ip route del 2001:db8:2::/64 vrf vrf-h1
	ip route del 198.51.100.0/24 vrf vrf-h1

	vlan_destroy $h1 1
	ip link set dev $h1 down

	ip link set dev vrf-h1 down
	vrf_destroy "vrf-h1"
}

h2_create()
{
	vrf_create "vrf-h2"
	ip link set dev vrf-h2 up

	ip link set dev $h2 up
	vlan_create $h2 1 vrf-h2 198.51.100.2/24 2001:db8:2::2/64

	ip route add 192.0.2.0/24 vrf vrf-h2 nexthop via 198.51.100.1
	ip route add 2001:db8:1::/64 vrf vrf-h2 nexthop via 2001:db8:2::1
}

h2_destroy()
{
	ip route del 2001:db8:1::/64 vrf vrf-h2
	ip route del 192.0.2.0/24 vrf vrf-h2

	vlan_destroy $h2 1
	ip link set dev $h2 down

	ip link set dev vrf-h2 down
	vrf_destroy "vrf-h2"
}

router_create()
{
	ip link set dev $rp1 up
	ip link add link $rp1 name $rp1.1 up type vlan id 1

	ip address add 192.0.2.1/24 dev $rp1.1
	ip address add 2001:db8:1::1/64 dev $rp1.1

	ip link set dev $rp2 up
	ip link add link $rp2 name $rp2.1 up type vlan id 1

	ip address add 198.51.100.1/24 dev $rp2.1
	ip address add 2001:db8:2::1/64 dev $rp2.1
}

router_destroy()
{
	ip address del 2001:db8:2::1/64 dev $rp2.1
	ip address del 198.51.100.1/24 dev $rp2.1

	ip link del dev $rp2.1
	ip link set dev $rp2 down

	ip address del 2001:db8:1::1/64 dev $rp1.1
	ip address del 192.0.2.1/24 dev $rp1.1

	ip link del dev $rp1.1
	ip link set dev $rp1 down
}

setup_prepare()
{
	h1=${NETIFS[p1]}
	rp1=${NETIFS[p2]}

	rp2=${NETIFS[p3]}
	h2=${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 $h1.1 198.51.100.2
}

ping_ipv6()
{
	ping6_test $h1.1 2001:db8:2::2
}

trap cleanup EXIT

setup_prepare
setup_wait

tests_run

exit $EXIT_STATUS