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selftests: mlxsw: Test nexthop offload indication

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Test that IPv4 and IPv6 nexthops are correctly marked with offload
indication in response to neighbour events.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel
2019-06-11 10:19:42 +03:00
committed by David S. Miller
parent 83d5782681
commit 45a69b70f5
1 changed files with 47 additions and 0 deletions
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47
tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh
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@@ -28,6 +28,7 @@ ALL_TESTS="
vlan_interface_uppers_test vlan_interface_uppers_test
bridge_extern_learn_test bridge_extern_learn_test
neigh_offload_test neigh_offload_test
nexthop_offload_test
devlink_reload_test devlink_reload_test
" "
NUM_NETIFS=2 NUM_NETIFS=2
@@ -607,6 +608,52 @@ neigh_offload_test()
ip -4 address del 192.0.2.1/24 dev $swp1 ip -4 address del 192.0.2.1/24 dev $swp1
} }
nexthop_offload_test()
{
# Test that IPv4 and IPv6 nexthops are marked as offloaded
RET=0
sysctl_set net.ipv6.conf.$swp2.keep_addr_on_down 1
simple_if_init $swp1 192.0.2.1/24 2001:db8:1::1/64
simple_if_init $swp2 192.0.2.2/24 2001:db8:1::2/64
setup_wait
ip -4 route add 198.51.100.0/24 vrf v$swp1 \
nexthop via 192.0.2.2 dev $swp1
ip -6 route add 2001:db8:2::/64 vrf v$swp1 \
nexthop via 2001:db8:1::2 dev $swp1
ip -4 route show 198.51.100.0/24 vrf v$swp1 | grep -q offload
check_err $? "ipv4 nexthop not marked as offloaded when should"
ip -6 route show 2001:db8:2::/64 vrf v$swp1 | grep -q offload
check_err $? "ipv6 nexthop not marked as offloaded when should"
ip link set dev $swp2 down
sleep 1
ip -4 route show 198.51.100.0/24 vrf v$swp1 | grep -q offload
check_fail $? "ipv4 nexthop marked as offloaded when should not"
ip -6 route show 2001:db8:2::/64 vrf v$swp1 | grep -q offload
check_fail $? "ipv6 nexthop marked as offloaded when should not"
ip link set dev $swp2 up
setup_wait
ip -4 route show 198.51.100.0/24 vrf v$swp1 | grep -q offload
check_err $? "ipv4 nexthop not marked as offloaded after neigh add"
ip -6 route show 2001:db8:2::/64 vrf v$swp1 | grep -q offload
check_err $? "ipv6 nexthop not marked as offloaded after neigh add"
log_test "nexthop offload indication"
ip -6 route del 2001:db8:2::/64 vrf v$swp1
ip -4 route del 198.51.100.0/24 vrf v$swp1
simple_if_fini $swp2 192.0.2.2/24 2001:db8:1::2/64
simple_if_fini $swp1 192.0.2.1/24 2001:db8:1::1/64
sysctl_restore net.ipv6.conf.$swp2.keep_addr_on_down
}
devlink_reload_test() devlink_reload_test()
{ {
# Test that after executing all the above configuration tests, a # Test that after executing all the above configuration tests, a