Commit ffd3e9b0 authored by Ido Schimmel's avatar Ido Schimmel Committed by David S. Miller
Browse files

selftests: mlxsw: Add resilient nexthop groups configuration tests 



Test that unsupported resilient nexthop group configurations are
rejected and that offload / trap indication is correctly set on nexthop
buckets in a resilient group.

Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Reviewed-by: default avatarPetr Machata <petrm@nvidia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 86158472

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

+82 −0
Original line number Diff line number Diff line
@@ -33,6 +33,7 @@ ALL_TESTS=" 
	nexthop_obj_invalid_test

	nexthop_obj_offload_test

	nexthop_obj_group_offload_test

	nexthop_obj_bucket_offload_test

	nexthop_obj_blackhole_offload_test

	nexthop_obj_route_offload_test

	devlink_reload_test
@@ -739,11 +740,28 @@ nexthop_obj_invalid_test() 


	ip nexthop add id 1 dev $swp1

	ip nexthop add id 2 dev $swp1

	ip nexthop add id 3 via 192.0.2.3 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"



	ip nexthop add id 10 group 3 type resilient buckets 7

	check_fail $? "managed to configure a too small resilient nexthop group when should not"



	ip nexthop add id 10 group 3 type resilient buckets 129

	check_fail $? "managed to configure a resilient nexthop group with invalid number of buckets when should not"



	ip nexthop add id 10 group 1/2 type resilient buckets 32

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



	ip nexthop add id 10 group 3 type resilient buckets 32

	check_err $? "failed to configure a valid resilient nexthop group"

	ip nexthop replace id 3 dev $swp1

	check_fail $? "managed to populate a nexthop bucket with a device-only nexthop when should not"



	log_test "nexthop objects - invalid configurations"



	ip nexthop del id 10

	ip nexthop del id 3

	ip nexthop del id 2

	ip nexthop del id 1
@@ -858,6 +876,70 @@ nexthop_obj_group_offload_test() 
	simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64

}



nexthop_obj_bucket_offload_test()

{

	# Test offload indication of nexthop buckets

	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 type resilient buckets 32 idle_timer 0

	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 bucket show nhid 1

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

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop bucket show nhid 2

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



	# Invalidate nexthop id 1

	ip neigh replace 192.0.2.2 nud failed dev $swp1

	busywait "$TIMEOUT" wait_for_trap \

		ip nexthop bucket show nhid 1

	check_err $? "IPv4 nexthop buckets not marked with trap when should"



	# Invalidate nexthop id 2

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

	busywait "$TIMEOUT" wait_for_trap \

		ip nexthop bucket show nhid 2

	check_err $? "IPv6 nexthop buckets not marked with trap when should"



	# Revalidate nexthop id 1 by changing its configuration

	ip nexthop replace id 1 via 192.0.2.3 dev $swp1

	busywait "$TIMEOUT" wait_for_offload \

		ip nexthop bucket show nhid 1

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



	# Revalidate nexthop id 2 by changing its neighbour

	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 bucket show nhid 2

	check_err $? "nexthop bucket not marked as offloaded after revalidating neighbour"



	log_test "nexthop bucket 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_blackhole_offload_test()

{

	# Test offload indication of blackhole nexthop objects

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

+5 −0
Original line number Diff line number Diff line
@@ -353,6 +353,11 @@ wait_for_offload() 
	"$@" | grep -q offload

}



wait_for_trap()

{

	"$@" | grep -q trap

}



until_counter_is()

{

	local expr=$1; shift