Send a packet with a specific destination MAC, make sure it was learned on the ingress port and then aged-out.
Signed-off-by: Ido Schimmel idosch@mellanox.com --- .../selftests/net/forwarding/bridge_vlan_aware.sh | 5 +- tools/testing/selftests/net/forwarding/lib.sh | 92 ++++++++++++++++++++++ 2 files changed, 96 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh b/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh index e6faa9548460..1ba119f28963 100755 --- a/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh +++ b/tools/testing/selftests/net/forwarding/bridge_vlan_aware.sh @@ -26,7 +26,9 @@ h2_destroy()
switch_create() { - ip link add dev br0 type bridge vlan_filtering 1 mcast_snooping 0 + # 10 Seconds ageing time. + ip link add dev br0 type bridge vlan_filtering 1 ageing_time 1000 \ + mcast_snooping 0
ip link set dev $swp1 master br0 ip link set dev $swp2 master br0 @@ -79,5 +81,6 @@ setup_wait
ping_test $h1 192.0.2.2 ping6_test $h1 2001:db8:1::2 +learning_test "br0" $swp1 $h1 $h2
exit $EXIT_STATUS diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index ff6550e9ddaf..21af63e860dc 100644 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -7,6 +7,7 @@ # Can be overridden by the configuration file. PING=${PING:=ping} PING6=${PING6:=ping6} +MZ=${MZ:=mausezahn} WAIT_TIME=${WAIT_TIME:=5} PAUSE_ON_FAIL=${PAUSE_ON_FAIL:=no} PAUSE_ON_CLEANUP=${PAUSE_ON_CLEANUP:=no} @@ -34,6 +35,11 @@ if [[ ! -x "$(command -v jq)" ]]; then exit 0 fi
+if [[ ! -x "$(command -v $MZ)" ]]; then + echo "SKIP: $MZ not installed" + exit 0 +fi + if [[ ! -v NUM_NETIFS ]]; then echo "SKIP: importer does not define "NUM_NETIFS"" exit 0 @@ -250,6 +256,17 @@ master_name_get() ip -j link show dev $if_name | jq -r '.[]["master"]' }
+bridge_ageing_time_get() +{ + local bridge=$1 + local ageing_time + + # Need to divide by 100 to convert to seconds. + ageing_time=$(ip -j -d link show dev $bridge \ + | jq '.[]["linkinfo"]["info_data"]["ageing_time"]') + echo $((ageing_time / 100)) +} + ############################################################################## # Tests
@@ -280,3 +297,78 @@ ping6_test() check_err $? log_test "ping6" } + +learning_test() +{ + local bridge=$1 + local br_port1=$2 # Connected to `host1_if`. + local host1_if=$3 + local host2_if=$4 + local mac=de:ad:be:ef:13:37 + local ageing_time + + RET=0 + + bridge -j fdb show br $bridge brport $br_port1 \ + | jq -e ".[] | select(.mac == "$mac")" &> /dev/null + check_fail $? "Found FDB record when should not" + + # Disable unknown unicast flooding on `br_port1` to make sure + # packets are only forwarded through the port after a matching + # FDB entry was installed. + bridge link set dev $br_port1 flood off + + tc qdisc add dev $host1_if ingress + tc filter add dev $host1_if ingress protocol ip pref 1 handle 101 \ + flower dst_mac $mac action drop + + $MZ $host2_if -c 1 -p 64 -b $mac -t ip -q + sleep 1 + + tc -j -s filter show dev $host1_if ingress \ + | jq -e ".[] | select(.options.handle == 101) \ + | select(.options.actions[0].stats.packets == 1)" &> /dev/null + check_fail $? "Packet reached second host when should not" + + $MZ $host1_if -c 1 -p 64 -a $mac -t ip -q + sleep 1 + + bridge -j fdb show br $bridge brport $br_port1 \ + | jq -e ".[] | select(.mac == "$mac")" &> /dev/null + check_err $? "Did not find FDB record when should" + + $MZ $host2_if -c 1 -p 64 -b $mac -t ip -q + sleep 1 + + tc -j -s filter show dev $host1_if ingress \ + | jq -e ".[] | select(.options.handle == 101) \ + | select(.options.actions[0].stats.packets == 1)" &> /dev/null + check_err $? "Packet did not reach second host when should" + + # Wait for 10 seconds after the ageing time to make sure FDB + # record was aged-out. + ageing_time=$(bridge_ageing_time_get $bridge) + sleep $((ageing_time + 10)) + + bridge -j fdb show br $bridge brport $br_port1 \ + | jq -e ".[] | select(.mac == "$mac")" &> /dev/null + check_fail $? "Found FDB record when should not" + + bridge link set dev $br_port1 learning off + + $MZ $host1_if -c 1 -p 64 -a $mac -t ip -q + sleep 1 + + bridge -j fdb show br $bridge brport $br_port1 \ + | jq -e ".[] | select(.mac == "$mac")" &> /dev/null + check_fail $? "Found FDB record when should not" + + bridge link set dev $br_port1 learning on + + tc filter del dev $host1_if ingress protocol ip pref 1 handle 101 flower + tc qdisc del dev $host1_if ingress + + bridge link set dev $br_port1 flood on + + log_test "FDB learning" +}