Commit 20ac8f86 authored by Ido Schimmel's avatar Ido Schimmel Committed by Jakub Kicinski
Browse files

selftests: mlxsw: Add nexthop objects configuration tests 



Test that unsupported nexthop objects are rejected and that offload
indication is correctly set on: nexthop objects, nexthop group objects
and routes associated these objects.

Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent cdd6cfc5

tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh

+189 −0
Original line number Diff line number Diff line
@@ -29,6 +29,10 @@ ALL_TESTS=" 
	bridge_extern_learn_test

	neigh_offload_test

	nexthop_offload_test

	nexthop_obj_invalid_test

	nexthop_obj_offload_test

	nexthop_obj_group_offload_test

	nexthop_obj_route_offload_test

	devlink_reload_test

"

NUM_NETIFS=2
@@ -674,6 +678,191 @@ nexthop_offload_test() 
	sysctl_restore net.ipv6.conf.$swp2.keep_addr_on_down

}



nexthop_obj_invalid_test()

{

	# Test that invalid nexthop object configurations are rejected

	RET=0



	simple_if_init $swp1 192.0.2.1/24 2001:db8:1::1/64

	simple_if_init $swp2 192.0.2.2/24 2001:db8:1::2/64

	setup_wait



	ip nexthop add id 1 via 192.0.2.3 fdb

	check_fail $? "managed to configure an FDB nexthop when should not"



	ip nexthop add id 1 encap mpls 200/300 via 192.0.2.3 dev $swp1

	check_fail $? "managed to configure a nexthop with MPLS encap when should not"



	ip nexthop add id 1 blackhole

	check_fail $? "managed to configure a blackhole nexthop when should not"



	ip nexthop add id 1 dev $swp1

	ip nexthop add id 2 dev $swp1

	ip nexthop add id 10 group 1/2

	check_fail $? "managed to configure a nexthop group with device-only nexthops when should not"



	log_test "nexthop objects - invalid configurations"



	ip nexthop del id 2

	ip nexthop del id 1



	simple_if_fini $swp2 192.0.2.2/24 2001:db8:1::2/64

	simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64

}



nexthop_obj_offload_test()

{

	# Test offload indication of nexthop objects

	RET=0



	simple_if_init $swp1 192.0.2.1/24 2001:db8:1::1/64

	simple_if_init $swp2

	setup_wait



	ip nexthop add id 1 via 192.0.2.2 dev $swp1

	ip neigh replace 192.0.2.2 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1



	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 1

	check_err $? "nexthop not marked as offloaded when should"



	ip neigh replace 192.0.2.2 nud failed dev $swp1

	busywait "$TIMEOUT" not wait_for_offload \

		ip nexthop show id 1

	check_err $? "nexthop marked as offloaded after setting neigh to failed state"



	ip neigh replace 192.0.2.2 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 1

	check_err $? "nexthop not marked as offloaded after neigh replace"



	ip nexthop replace id 1 via 192.0.2.3 dev $swp1

	busywait "$TIMEOUT" not wait_for_offload \

		ip nexthop show id 1

	check_err $? "nexthop marked as offloaded after replacing to use an invalid address"



	ip nexthop replace id 1 via 192.0.2.2 dev $swp1

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 1

	check_err $? "nexthop not marked as offloaded after replacing to use a valid address"



	log_test "nexthop objects offload indication"



	ip neigh del 192.0.2.2 dev $swp1

	ip nexthop del id 1



	simple_if_fini $swp2

	simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64

}



nexthop_obj_group_offload_test()

{

	# Test offload indication of nexthop group objects

	RET=0



	simple_if_init $swp1 192.0.2.1/24 2001:db8:1::1/64

	simple_if_init $swp2

	setup_wait



	ip nexthop add id 1 via 192.0.2.2 dev $swp1

	ip nexthop add id 2 via 2001:db8:1::2 dev $swp1

	ip nexthop add id 10 group 1/2

	ip neigh replace 192.0.2.2 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1

	ip neigh replace 192.0.2.3 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1

	ip neigh replace 2001:db8:1::2 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1



	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 1

	check_err $? "IPv4 nexthop not marked as offloaded when should"

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 2

	check_err $? "IPv6 nexthop not marked as offloaded when should"

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 10

	check_err $? "nexthop group not marked as offloaded when should"



	# Invalidate nexthop id 1

	ip neigh replace 192.0.2.2 nud failed dev $swp1

	busywait "$TIMEOUT" not wait_for_offload \

		ip nexthop show id 10

	check_fail $? "nexthop group not marked as offloaded with one valid nexthop"



	# Invalidate nexthop id 2

	ip neigh replace 2001:db8:1::2 nud failed dev $swp1

	busywait "$TIMEOUT" not wait_for_offload \

		ip nexthop show id 10

	check_err $? "nexthop group marked as offloaded when should not"



	# Revalidate nexthop id 1

	ip nexthop replace id 1 via 192.0.2.3 dev $swp1

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop show id 10

	check_err $? "nexthop group not marked as offloaded after revalidating nexthop"



	log_test "nexthop group objects offload indication"



	ip neigh del 2001:db8:1::2 dev $swp1

	ip neigh del 192.0.2.3 dev $swp1

	ip neigh del 192.0.2.2 dev $swp1

	ip nexthop del id 10

	ip nexthop del id 2

	ip nexthop del id 1



	simple_if_fini $swp2

	simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64

}



nexthop_obj_route_offload_test()

{

	# Test offload indication of routes using nexthop objects

	RET=0



	simple_if_init $swp1 192.0.2.1/24 2001:db8:1::1/64

	simple_if_init $swp2

	setup_wait



	ip nexthop add id 1 via 192.0.2.2 dev $swp1

	ip neigh replace 192.0.2.2 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1

	ip neigh replace 192.0.2.3 lladdr 00:11:22:33:44:55 nud reachable \

		dev $swp1



	ip route replace 198.51.100.0/24 nhid 1

	busywait "$TIMEOUT" wait_for_offload \

		ip route show 198.51.100.0/24

	check_err $? "route not marked as offloaded when using valid nexthop"



	ip nexthop replace id 1 via 192.0.2.3 dev $swp1

	busywait "$TIMEOUT" wait_for_offload \

		ip route show 198.51.100.0/24

	check_err $? "route not marked as offloaded after replacing valid nexthop with a valid one"



	ip nexthop replace id 1 via 192.0.2.4 dev $swp1

	busywait "$TIMEOUT" not wait_for_offload \

		ip route show 198.51.100.0/24

	check_err $? "route marked as offloaded after replacing valid nexthop with an invalid one"



	ip nexthop replace id 1 via 192.0.2.2 dev $swp1

	busywait "$TIMEOUT" wait_for_offload \

		ip route show 198.51.100.0/24

	check_err $? "route not marked as offloaded after replacing invalid nexthop with a valid one"



	log_test "routes using nexthop objects offload indication"



	ip route del 198.51.100.0/24

	ip neigh del 192.0.2.3 dev $swp1

	ip neigh del 192.0.2.2 dev $swp1

	ip nexthop del id 1



	simple_if_fini $swp2

	simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64

}



devlink_reload_test()

{

	# Test that after executing all the above configuration tests, a

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