Commit e96fa54b authored by Ido Schimmel's avatar Ido Schimmel Committed by Jakub Kicinski
Browse files

selftests: forwarding: Add device-only nexthop test 



In a similar fashion to router_multipath.sh and its nexthop objects
version router_mpath_nh.sh, create a nexthop objects version of
router.sh.

It reuses the same topology, but uses device-only nexthop objects
instead of legacy ones.

Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 3600f29a

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

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+160 −0
Original line number Diff line number Diff line 
#!/bin/bash

# SPDX-License-Identifier: GPL-2.0



ALL_TESTS="

	ping_ipv4

	ping_ipv6

"



NUM_NETIFS=4

source lib.sh

source tc_common.sh



h1_create()

{

	vrf_create "vrf-h1"

	ip link set dev $h1 master vrf-h1



	ip link set dev vrf-h1 up

	ip link set dev $h1 up



	ip address add 192.0.2.2/24 dev $h1

	ip address add 2001:db8:1::2/64 dev $h1



	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



	ip address del 2001:db8:1::2/64 dev $h1

	ip address del 192.0.2.2/24 dev $h1



	ip link set dev $h1 down

	vrf_destroy "vrf-h1"

}



h2_create()

{

	vrf_create "vrf-h2"

	ip link set dev $h2 master vrf-h2



	ip link set dev vrf-h2 up

	ip link set dev $h2 up



	ip address add 198.51.100.2/24 dev $h2

	ip address add 2001:db8:2::2/64 dev $h2



	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



	ip address del 2001:db8:2::2/64 dev $h2

	ip address del 198.51.100.2/24 dev $h2



	ip link set dev $h2 down

	vrf_destroy "vrf-h2"

}



router_create()

{

	ip link set dev $rp1 up

	ip link set dev $rp2 up



	tc qdisc add dev $rp2 clsact



	ip address add 192.0.2.1/24 dev $rp1

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



	ip address add 198.51.100.1/24 dev $rp2

	ip address add 2001:db8:2::1/64 dev $rp2

}



router_destroy()

{

	ip address del 2001:db8:2::1/64 dev $rp2

	ip address del 198.51.100.1/24 dev $rp2



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

	ip address del 192.0.2.1/24 dev $rp1



	tc qdisc del dev $rp2 clsact



	ip link set dev $rp2 down

	ip link set dev $rp1 down

}



routing_nh_obj()

{

	# Create the nexthops as AF_INET6, so that IPv4 and IPv6 routes could

	# use them.

	ip -6 nexthop add id 101 dev $rp1

	ip -6 nexthop add id 102 dev $rp2



	ip route replace 192.0.2.0/24 nhid 101

	ip route replace 2001:db8:1::/64 nhid 101

	ip route replace 198.51.100.0/24 nhid 102

	ip route replace 2001:db8:2::/64 nhid 102

}



setup_prepare()

{

	h1=${NETIFS[p1]}

	rp1=${NETIFS[p2]}



	rp2=${NETIFS[p3]}

	h2=${NETIFS[p4]}



	rp1mac=$(mac_get $rp1)



	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 198.51.100.2

}



ping_ipv6()

{

	ping6_test $h1 2001:db8:2::2

}



trap cleanup EXIT



setup_prepare

setup_wait

routing_nh_obj



tests_run



exit $EXIT_STATUS

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