diff options
Diffstat (limited to 'tools/testing/selftests/drivers/net/mlxsw/vxlan.sh')
| -rwxr-xr-x | tools/testing/selftests/drivers/net/mlxsw/vxlan.sh | 1164 |
1 files changed, 1164 insertions, 0 deletions
diff --git a/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh b/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh new file mode 100755 index 000000000..99a332b71 --- /dev/null +++ b/tools/testing/selftests/drivers/net/mlxsw/vxlan.sh @@ -0,0 +1,1164 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# Test various aspects of VxLAN offloading which are specific to mlxsw, such +# as sanitization of invalid configurations and offload indication. + +: ${ADDR_FAMILY:=ipv4} +export ADDR_FAMILY + +: ${LOCAL_IP_1:=198.51.100.1} +export LOCAL_IP_1 + +: ${LOCAL_IP_2:=198.51.100.2} +export LOCAL_IP_2 + +: ${PREFIX_LEN:=32} +export PREFIX_LEN + +: ${UDPCSUM_FLAFS:=noudpcsum} +export UDPCSUM_FLAFS + +: ${MC_IP:=239.0.0.1} +export MC_IP + +: ${IP_FLAG:=""} +export IP_FLAG + +: ${ALL_TESTS:=" + sanitization_test + offload_indication_test + sanitization_vlan_aware_test + offload_indication_vlan_aware_test +"} + +lib_dir=$(dirname $0)/../../../net/forwarding +NUM_NETIFS=2 +: ${TIMEOUT:=20000} # ms +source $lib_dir/lib.sh + +setup_prepare() +{ + swp1=${NETIFS[p1]} + swp2=${NETIFS[p2]} + + ip link set dev $swp1 up + ip link set dev $swp2 up +} + +cleanup() +{ + pre_cleanup + + ip link set dev $swp2 down + ip link set dev $swp1 down +} + +sanitization_single_dev_test_pass() +{ + ip link set dev $swp1 master br0 + check_err $? + ip link set dev vxlan0 master br0 + check_err $? + + ip link set dev $swp1 nomaster + + ip link set dev $swp1 master br0 + check_err $? +} + +sanitization_single_dev_test_fail() +{ + ip link set dev $swp1 master br0 + check_err $? + ip link set dev vxlan0 master br0 &> /dev/null + check_fail $? + + ip link set dev $swp1 nomaster + + ip link set dev vxlan0 master br0 + check_err $? + ip link set dev $swp1 master br0 &> /dev/null + check_fail $? +} + +sanitization_single_dev_valid_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_pass + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device - valid configuration" +} + +sanitization_single_dev_vlan_aware_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 vlan_filtering 1 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_pass + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with a vlan-aware bridge" +} + +sanitization_single_dev_mcast_enabled_test() +{ + RET=0 + + ip link add dev br0 type bridge + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with a multicast enabled bridge" +} + +sanitization_single_dev_mcast_group_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + ip link add name dummy1 up type dummy + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 \ + dev dummy1 group $MC_IP + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev dummy1 + ip link del dev br0 + + log_test "vxlan device with a multicast group" +} + +sanitization_single_dev_no_local_ip_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit dstport 4789 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with no local ip" +} + +sanitization_single_dev_learning_enabled_ipv4_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 learning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_pass + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with learning enabled" +} + +sanitization_single_dev_local_interface_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + ip link add name dummy1 up type dummy + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 dev dummy1 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev dummy1 + ip link del dev br0 + + log_test "vxlan device with local interface" +} + +sanitization_single_dev_port_range_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 \ + srcport 4000 5000 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with udp source port range" +} + +sanitization_single_dev_tos_static_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos 20 local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with static tos" +} + +sanitization_single_dev_ttl_inherit_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl inherit tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with inherit ttl" +} + +sanitization_single_dev_udp_checksum_ipv4_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning udpcsum \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_single_dev_test_fail + + ip link del dev vxlan0 + ip link del dev br0 + + log_test "vxlan device with udp checksum" +} + +sanitization_single_dev_test() +{ + # These tests make sure that we correctly sanitize VxLAN device + # configurations we do not support + sanitization_single_dev_valid_test + sanitization_single_dev_vlan_aware_test + sanitization_single_dev_mcast_enabled_test + sanitization_single_dev_mcast_group_test + sanitization_single_dev_no_local_ip_test + sanitization_single_dev_learning_enabled_"$ADDR_FAMILY"_test + sanitization_single_dev_local_interface_test + sanitization_single_dev_port_range_test + sanitization_single_dev_tos_static_test + sanitization_single_dev_ttl_inherit_test + sanitization_single_dev_udp_checksum_"$ADDR_FAMILY"_test +} + +sanitization_multi_devs_test_pass() +{ + ip link set dev $swp1 master br0 + check_err $? + ip link set dev vxlan0 master br0 + check_err $? + ip link set dev $swp2 master br1 + check_err $? + ip link set dev vxlan1 master br1 + check_err $? + + ip link set dev $swp2 nomaster + ip link set dev $swp1 nomaster + + ip link set dev $swp1 master br0 + check_err $? + ip link set dev $swp2 master br1 + check_err $? +} + +sanitization_multi_devs_test_fail() +{ + ip link set dev $swp1 master br0 + check_err $? + ip link set dev vxlan0 master br0 + check_err $? + ip link set dev $swp2 master br1 + check_err $? + ip link set dev vxlan1 master br1 &> /dev/null + check_fail $? + + ip link set dev $swp2 nomaster + ip link set dev $swp1 nomaster + + ip link set dev vxlan1 master br1 + check_err $? + ip link set dev $swp1 master br0 + check_err $? + ip link set dev $swp2 master br1 &> /dev/null + check_fail $? +} + +sanitization_multi_devs_valid_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + ip link add dev br1 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan1 up type vxlan id 20 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_multi_devs_test_pass + + ip link del dev vxlan1 + ip link del dev vxlan0 + ip link del dev br1 + ip link del dev br0 + + log_test "multiple vxlan devices - valid configuration" +} + +sanitization_multi_devs_ttl_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + ip link add dev br1 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan1 up type vxlan id 20 nolearning $UDPCSUM_FLAFS \ + ttl 40 tos inherit local $LOCAL_IP_1 dstport 4789 + + sanitization_multi_devs_test_fail + + ip link del dev vxlan1 + ip link del dev vxlan0 + ip link del dev br1 + ip link del dev br0 + + log_test "multiple vxlan devices with different ttl" +} + +sanitization_multi_devs_udp_dstport_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + ip link add dev br1 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan1 up type vxlan id 20 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 5789 + + sanitization_multi_devs_test_fail + + ip link del dev vxlan1 + ip link del dev vxlan0 + ip link del dev br1 + ip link del dev br0 + + log_test "multiple vxlan devices with different udp destination port" +} + +sanitization_multi_devs_local_ip_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 + ip link add dev br1 type bridge mcast_snooping 0 + + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan1 up type vxlan id 20 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_2 dstport 4789 + + sanitization_multi_devs_test_fail + + ip link del dev vxlan1 + ip link del dev vxlan0 + ip link del dev br1 + ip link del dev br0 + + log_test "multiple vxlan devices with different local ip" +} + +sanitization_multi_devs_test() +{ + # The device has a single VTEP, which means all the VxLAN devices + # we offload must share certain properties such as source IP and + # UDP destination port. These tests make sure that we forbid + # configurations that violate this limitation + sanitization_multi_devs_valid_test + sanitization_multi_devs_ttl_test + sanitization_multi_devs_udp_dstport_test + sanitization_multi_devs_local_ip_test +} + +sanitization_test() +{ + sanitization_single_dev_test + sanitization_multi_devs_test +} + +offload_indication_setup_create() +{ + # Create a simple setup with two bridges, each with a VxLAN device + # and one local port + ip link add name br0 up type bridge mcast_snooping 0 + ip link add name br1 up type bridge mcast_snooping 0 + + ip link set dev $swp1 master br0 + ip link set dev $swp2 master br1 + + ip address add $LOCAL_IP_1/$PREFIX_LEN dev lo + + ip link add name vxlan0 up master br0 type vxlan id 10 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan1 up master br1 type vxlan id 20 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 +} + +offload_indication_setup_destroy() +{ + ip link del dev vxlan1 + ip link del dev vxlan0 + + ip address del $LOCAL_IP_1/$PREFIX_LEN dev lo + + ip link set dev $swp2 nomaster + ip link set dev $swp1 nomaster + + ip link del dev br1 + ip link del dev br0 +} + +offload_indication_fdb_flood_test() +{ + RET=0 + + bridge fdb append 00:00:00:00:00:00 dev vxlan0 self dst $LOCAL_IP_2 + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb 00:00:00:00:00:00 \ + bridge fdb show brport vxlan0 + check_err $? + + bridge fdb del 00:00:00:00:00:00 dev vxlan0 self + + log_test "vxlan flood entry offload indication" +} + +offload_indication_fdb_bridge_test() +{ + RET=0 + + bridge fdb add de:ad:be:ef:13:37 dev vxlan0 self master static \ + dst $LOCAL_IP_2 + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan0 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0 + check_err $? + + log_test "vxlan entry offload indication - initial state" + + # Remove FDB entry from the bridge driver and check that corresponding + # entry in the VxLAN driver is not marked as offloaded + RET=0 + + bridge fdb del de:ad:be:ef:13:37 dev vxlan0 master + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan0 + check_err $? + + log_test "vxlan entry offload indication - after removal from bridge" + + # Add the FDB entry back to the bridge driver and make sure it is + # marked as offloaded in both drivers + RET=0 + + bridge fdb add de:ad:be:ef:13:37 dev vxlan0 master static + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan0 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0 + check_err $? + + log_test "vxlan entry offload indication - after re-add to bridge" + + # Remove FDB entry from the VxLAN driver and check that corresponding + # entry in the bridge driver is not marked as offloaded + RET=0 + + bridge fdb del de:ad:be:ef:13:37 dev vxlan0 self + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0 + check_err $? + + log_test "vxlan entry offload indication - after removal from vxlan" + + # Add the FDB entry back to the VxLAN driver and make sure it is + # marked as offloaded in both drivers + RET=0 + + bridge fdb add de:ad:be:ef:13:37 dev vxlan0 self dst $LOCAL_IP_2 + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan0 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan0 + check_err $? + + log_test "vxlan entry offload indication - after re-add to vxlan" + + bridge fdb del de:ad:be:ef:13:37 dev vxlan0 self master +} + +offload_indication_fdb_test() +{ + offload_indication_fdb_flood_test + offload_indication_fdb_bridge_test +} + +offload_indication_decap_route_test() +{ + RET=0 + + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link set dev vxlan0 down + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link set dev vxlan1 down + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - vxlan device down" + + RET=0 + + ip link set dev vxlan1 up + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link set dev vxlan0 up + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - vxlan device up" + + RET=0 + + ip address delete $LOCAL_IP_1/$PREFIX_LEN dev lo + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip address add $LOCAL_IP_1/$PREFIX_LEN dev lo + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - add local route" + + RET=0 + + ip link set dev $swp1 nomaster + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link set dev $swp2 nomaster + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link set dev $swp1 master br0 + ip link set dev $swp2 master br1 + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - local ports enslavement" + + RET=0 + + ip link del dev br0 + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link del dev br1 + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - bridge device deletion" + + RET=0 + + ip link add name br0 up type bridge mcast_snooping 0 + ip link add name br1 up type bridge mcast_snooping 0 + ip link set dev $swp1 master br0 + ip link set dev $swp2 master br1 + ip link set dev vxlan0 master br0 + ip link set dev vxlan1 master br1 + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link del dev vxlan0 + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + ip link del dev vxlan1 + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - vxlan device deletion" + + ip link add name vxlan0 up master br0 type vxlan id 10 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan1 up master br1 type vxlan id 20 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 +} + +check_fdb_offloaded() +{ + local mac=00:11:22:33:44:55 + local zmac=00:00:00:00:00:00 + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $mac self \ + bridge fdb show dev vxlan0 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $mac master \ + bridge fdb show dev vxlan0 + check_err $? + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show dev vxlan0 + check_err $? +} + +check_vxlan_fdb_not_offloaded() +{ + local mac=00:11:22:33:44:55 + local zmac=00:00:00:00:00:00 + + bridge fdb show dev vxlan0 | grep $mac | grep -q self + check_err $? + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $mac self \ + bridge fdb show dev vxlan0 + check_err $? + + bridge fdb show dev vxlan0 | grep $zmac | grep -q self + check_err $? + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show dev vxlan0 + check_err $? +} + +check_bridge_fdb_not_offloaded() +{ + local mac=00:11:22:33:44:55 + local zmac=00:00:00:00:00:00 + + bridge fdb show dev vxlan0 | grep $mac | grep -q master + check_err $? + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $mac master \ + bridge fdb show dev vxlan0 + check_err $? +} + +__offload_indication_join_vxlan_first() +{ + local vid=$1; shift + + local mac=00:11:22:33:44:55 + local zmac=00:00:00:00:00:00 + + bridge fdb append $zmac dev vxlan0 self dst $LOCAL_IP_2 + + ip link set dev vxlan0 master br0 + bridge fdb add dev vxlan0 $mac self master static dst $LOCAL_IP_2 + + RET=0 + check_vxlan_fdb_not_offloaded + ip link set dev $swp1 master br0 + sleep .1 + check_fdb_offloaded + log_test "offload indication - attach vxlan first" + + RET=0 + ip link set dev vxlan0 down + check_vxlan_fdb_not_offloaded + check_bridge_fdb_not_offloaded + log_test "offload indication - set vxlan down" + + RET=0 + ip link set dev vxlan0 up + sleep .1 + check_fdb_offloaded + log_test "offload indication - set vxlan up" + + if [[ ! -z $vid ]]; then + RET=0 + bridge vlan del dev vxlan0 vid $vid + check_vxlan_fdb_not_offloaded + check_bridge_fdb_not_offloaded + log_test "offload indication - delete VLAN" + + RET=0 + bridge vlan add dev vxlan0 vid $vid + check_vxlan_fdb_not_offloaded + check_bridge_fdb_not_offloaded + log_test "offload indication - add tagged VLAN" + + RET=0 + bridge vlan add dev vxlan0 vid $vid pvid untagged + sleep .1 + check_fdb_offloaded + log_test "offload indication - add pvid/untagged VLAN" + fi + + RET=0 + ip link set dev $swp1 nomaster + check_vxlan_fdb_not_offloaded + log_test "offload indication - detach port" +} + +offload_indication_join_vxlan_first() +{ + ip link add dev br0 up type bridge mcast_snooping 0 + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + __offload_indication_join_vxlan_first + + ip link del dev vxlan0 + ip link del dev br0 +} + +__offload_indication_join_vxlan_last() +{ + local zmac=00:00:00:00:00:00 + + RET=0 + + bridge fdb append $zmac dev vxlan0 self dst $LOCAL_IP_2 + + ip link set dev $swp1 master br0 + + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show dev vxlan0 + check_err $? + + ip link set dev vxlan0 master br0 + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show dev vxlan0 + check_err $? + + log_test "offload indication - attach vxlan last" +} + +offload_indication_join_vxlan_last() +{ + ip link add dev br0 up type bridge mcast_snooping 0 + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + __offload_indication_join_vxlan_last + + ip link del dev vxlan0 + ip link del dev br0 +} + +offload_indication_test() +{ + offload_indication_setup_create + offload_indication_fdb_test + offload_indication_decap_route_test + offload_indication_setup_destroy + + log_info "offload indication - replay & cleanup" + offload_indication_join_vxlan_first + offload_indication_join_vxlan_last +} + +sanitization_vlan_aware_test() +{ + RET=0 + + ip link add dev br0 type bridge mcast_snooping 0 vlan_filtering 1 + + ip link add name vxlan10 up master br0 type vxlan id 10 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + ip link add name vxlan20 up master br0 type vxlan id 20 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + # Test that when each VNI is mapped to a different VLAN we can enslave + # a port to the bridge + bridge vlan add vid 10 dev vxlan10 pvid untagged + bridge vlan add vid 20 dev vxlan20 pvid untagged + + ip link set dev $swp1 master br0 + check_err $? + + log_test "vlan-aware - enslavement to vlan-aware bridge" + + # Try to map both VNIs to the same VLAN and make sure configuration + # fails + RET=0 + + bridge vlan add vid 10 dev vxlan20 pvid untagged &> /dev/null + check_fail $? + + log_test "vlan-aware - two vnis mapped to the same vlan" + + # Test that enslavement of a port to a bridge fails when two VNIs + # are mapped to the same VLAN + RET=0 + + ip link set dev $swp1 nomaster + + bridge vlan del vid 20 dev vxlan20 pvid untagged + bridge vlan add vid 10 dev vxlan20 pvid untagged + + ip link set dev $swp1 master br0 &> /dev/null + check_fail $? + + log_test "vlan-aware - failed enslavement to vlan-aware bridge" + + bridge vlan del vid 10 dev vxlan20 + bridge vlan add vid 20 dev vxlan20 pvid untagged + + # Test that when two VXLAN tunnels with conflicting configurations + # (i.e., different TTL) are enslaved to the same VLAN-aware bridge, + # then the enslavement of a port to the bridge is denied. + + # Use the offload indication of the local route to ensure the VXLAN + # configuration was correctly rollbacked. + ip address add $LOCAL_IP_1/$PREFIX_LEN dev lo + + ip link set dev vxlan10 type vxlan ttl 10 + ip link set dev $swp1 master br0 &> /dev/null + check_fail $? + + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + log_test "vlan-aware - failed enslavement to bridge due to conflict" + + ip link set dev vxlan10 type vxlan ttl 20 + ip address del $LOCAL_IP_1/$PREFIX_LEN dev lo + + ip link del dev vxlan20 + ip link del dev vxlan10 + ip link del dev br0 +} + +offload_indication_vlan_aware_setup_create() +{ + # Create a simple setup with two VxLAN devices and a single VLAN-aware + # bridge + ip link add name br0 up type bridge mcast_snooping 0 vlan_filtering 1 \ + vlan_default_pvid 0 + + ip link set dev $swp1 master br0 + + bridge vlan add vid 10 dev $swp1 + bridge vlan add vid 20 dev $swp1 + + ip address add $LOCAL_IP_1/$PREFIX_LEN dev lo + + ip link add name vxlan10 up master br0 type vxlan id 10 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + ip link add name vxlan20 up master br0 type vxlan id 20 nolearning \ + $UDPCSUM_FLAFS ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + bridge vlan add vid 10 dev vxlan10 pvid untagged + bridge vlan add vid 20 dev vxlan20 pvid untagged +} + +offload_indication_vlan_aware_setup_destroy() +{ + bridge vlan del vid 20 dev vxlan20 + bridge vlan del vid 10 dev vxlan10 + + ip link del dev vxlan20 + ip link del dev vxlan10 + + ip address del $LOCAL_IP_1/$PREFIX_LEN dev lo + + bridge vlan del vid 20 dev $swp1 + bridge vlan del vid 10 dev $swp1 + + ip link set dev $swp1 nomaster + + ip link del dev br0 +} + +offload_indication_vlan_aware_fdb_test() +{ + RET=0 + + log_info "vxlan entry offload indication - vlan-aware" + + bridge fdb add de:ad:be:ef:13:37 dev vxlan10 self master static \ + dst $LOCAL_IP_2 vlan 10 + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan10 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10 + check_err $? + + log_test "vxlan entry offload indication - initial state" + + # Remove FDB entry from the bridge driver and check that corresponding + # entry in the VxLAN driver is not marked as offloaded + RET=0 + + bridge fdb del de:ad:be:ef:13:37 dev vxlan10 master vlan 10 + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan10 + check_err $? + + log_test "vxlan entry offload indication - after removal from bridge" + + # Add the FDB entry back to the bridge driver and make sure it is + # marked as offloaded in both drivers + RET=0 + + bridge fdb add de:ad:be:ef:13:37 dev vxlan10 master static vlan 10 + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan10 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10 + check_err $? + + log_test "vxlan entry offload indication - after re-add to bridge" + + # Remove FDB entry from the VxLAN driver and check that corresponding + # entry in the bridge driver is not marked as offloaded + RET=0 + + bridge fdb del de:ad:be:ef:13:37 dev vxlan10 self + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10 + check_err $? + + log_test "vxlan entry offload indication - after removal from vxlan" + + # Add the FDB entry back to the VxLAN driver and make sure it is + # marked as offloaded in both drivers + RET=0 + + bridge fdb add de:ad:be:ef:13:37 dev vxlan10 self dst $LOCAL_IP_2 + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self bridge fdb show brport vxlan10 + check_err $? + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb \ + de:ad:be:ef:13:37 self -v bridge fdb show brport vxlan10 + check_err $? + + log_test "vxlan entry offload indication - after re-add to vxlan" + + bridge fdb del de:ad:be:ef:13:37 dev vxlan10 self master vlan 10 +} + +offload_indication_vlan_aware_decap_route_test() +{ + RET=0 + + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + # Toggle PVID flag on one VxLAN device and make sure route is still + # marked as offloaded + bridge vlan add vid 10 dev vxlan10 untagged + + busywait "$TIMEOUT" wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + # Toggle PVID flag on second VxLAN device and make sure route is no + # longer marked as offloaded + bridge vlan add vid 20 dev vxlan20 untagged + + busywait "$TIMEOUT" not wait_for_offload \ + ip $IP_FLAG route show table local $LOCAL_IP_1 + check_err $? + + # Toggle PVID flag back and make sure route is marked as offloaded + bridge vlan add vid 10 dev vxlan10 pvid untagged + bridge vlan add vid 20 dev vxlan20 pvid untagged + + busywait "$TIMEOUT" wait_for_offload ip $IP_FLAG route show table local \ + $LOCAL_IP_1 + check_err $? + + log_test "vxlan decap route - vni map/unmap" +} + +offload_indication_vlan_aware_join_vxlan_first() +{ + ip link add dev br0 up type bridge mcast_snooping 0 \ + vlan_filtering 1 vlan_default_pvid 1 + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + __offload_indication_join_vxlan_first 1 + + ip link del dev vxlan0 + ip link del dev br0 +} + +offload_indication_vlan_aware_join_vxlan_last() +{ + ip link add dev br0 up type bridge mcast_snooping 0 \ + vlan_filtering 1 vlan_default_pvid 1 + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + __offload_indication_join_vxlan_last + + ip link del dev vxlan0 + ip link del dev br0 +} + +offload_indication_vlan_aware_l3vni_test() +{ + local zmac=00:00:00:00:00:00 + + RET=0 + + sysctl_set net.ipv6.conf.default.disable_ipv6 1 + ip link add dev br0 up type bridge mcast_snooping 0 \ + vlan_filtering 1 vlan_default_pvid 0 + ip link add name vxlan0 up type vxlan id 10 nolearning $UDPCSUM_FLAFS \ + ttl 20 tos inherit local $LOCAL_IP_1 dstport 4789 + + ip link set dev $swp1 master br0 + + # The test will use the offload indication on the FDB entry to + # understand if the tunnel is offloaded or not + bridge fdb append $zmac dev vxlan0 self dst $LOCAL_IP_2 + + ip link set dev vxlan0 master br0 + bridge vlan add dev vxlan0 vid 10 pvid untagged + + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show brport vxlan0 + check_err $? "vxlan tunnel not offloaded when should" + + # Configure a VLAN interface and make sure tunnel is offloaded + ip link add link br0 name br10 up type vlan id 10 + sysctl_set net.ipv6.conf.br10.disable_ipv6 0 + ip -6 address add 2001:db8:1::1/64 dev br10 + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show brport vxlan0 + check_err $? "vxlan tunnel not offloaded when should" + + # Unlink the VXLAN device, make sure tunnel is no longer offloaded, + # then add it back to the bridge and make sure it is offloaded + ip link set dev vxlan0 nomaster + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show brport vxlan0 + check_err $? "vxlan tunnel offloaded after unlinked from bridge" + + ip link set dev vxlan0 master br0 + busywait "$TIMEOUT" not wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show brport vxlan0 + check_err $? "vxlan tunnel offloaded despite no matching vid" + + bridge vlan add dev vxlan0 vid 10 pvid untagged + busywait "$TIMEOUT" wait_for_offload grep_bridge_fdb $zmac self \ + bridge fdb show brport vxlan0 + check_err $? "vxlan tunnel not offloaded after adding vid" + + log_test "vxlan - l3 vni" + + ip link del dev vxlan0 + ip link del dev br0 + sysctl_restore net.ipv6.conf.default.disable_ipv6 +} + +offload_indication_vlan_aware_test() +{ + offload_indication_vlan_aware_setup_create + offload_indication_vlan_aware_fdb_test + offload_indication_vlan_aware_decap_route_test + offload_indication_vlan_aware_setup_destroy + + log_info "offload indication - replay & cleanup - vlan aware" + offload_indication_vlan_aware_join_vxlan_first + offload_indication_vlan_aware_join_vxlan_last + offload_indication_vlan_aware_l3vni_test +} + +trap cleanup EXIT + +setup_prepare +setup_wait + +tests_run + +exit $EXIT_STATUS |