OSCL-LXR linux-6.0.1/​tools/​testing/​selftests/​net/​forwarding/​vxlan_bridge_1q.sh	Source navigation Diff markup Identifier search General search
	Version: linux-6.0.1 spark-3.0.0 hadoop-3.2.0-src hadoop-3.3.0-src spark-2.4.7 linux-4.15.13 hadoop-2.7.4-src Revert   Change

 #!/bin/bash
 # SPDX-License-Identifier: GPL-2.0
 
 # +-----------------------+                          +------------------------+
 # | H1 (vrf)              |                          | H2 (vrf)               |
 # |  + $h1.10             |                          |  + $h2.10              |
 # |  | 192.0.2.1/28       |                          |  | 192.0.2.2/28        |
 # |  |                    |                          |  |                     |
 # |  | + $h1.20           |                          |  | + $h2.20            |
 # |  \ | 198.51.100.1/24  |                          |  \ | 198.51.100.2/24   |
 # |   \|                  |                          |   \|                   |
 # |    + $h1              |                          |    + $h2               |
 # +----|------------------+                          +----|-------------------+
 #      |                                                  |
 # +----|--------------------------------------------------|-------------------+
 # | SW |                                                  |                   |
 # | +--|--------------------------------------------------|-----------------+ |
 # | |  + $swp1                   BR1 (802.1q)             + $swp2           | |
 # | |     vid 10                                             vid 10         | |
 # | |     vid 20                                             vid 20         | |
 # | |                                                                       | |
 # | |  + vx10 (vxlan)                        + vx20 (vxlan)                 | |
 # | |    local 192.0.2.17                      local 192.0.2.17             | |
 # | |    remote 192.0.2.34 192.0.2.50          remote 192.0.2.34 192.0.2.50 | |
 # | |    id 1000 dstport $VXPORT               id 2000 dstport $VXPORT      | |
 # | |    vid 10 pvid untagged                  vid 20 pvid untagged         | |
 # | +-----------------------------------------------------------------------+ |
 # |                                                                           |
 # |  192.0.2.32/28 via 192.0.2.18                                             |
 # |  192.0.2.48/28 via 192.0.2.18                                             |
 # |                                                                           |
 # |    + $rp1                                                                 |
 # |    | 192.0.2.17/28                                                        |
 # +----|----------------------------------------------------------------------+
 #      |
 # +----|--------------------------------------------------------+
 # |    |                                             VRP2 (vrf) |
 # |    + $rp2                                                   |
 # |      192.0.2.18/28                                          |
 # |                                                             |   (maybe) HW
 # =============================================================================
 # |                                                             |  (likely) SW
 # |    + v1 (veth)                             + v3 (veth)      |
 # |    | 192.0.2.33/28                         | 192.0.2.49/28  |
 # +----|---------------------------------------|----------------+
 #      |                                       |
 # +----|------------------------------+   +----|------------------------------+
 # |    + v2 (veth)        NS1 (netns) |   |    + v4 (veth)        NS2 (netns) |
 # |      192.0.2.34/28                |   |      192.0.2.50/28                |
 # |                                   |   |                                   |
 # |   192.0.2.16/28 via 192.0.2.33    |   |   192.0.2.16/28 via 192.0.2.49    |
 # |   192.0.2.50/32 via 192.0.2.33    |   |   192.0.2.34/32 via 192.0.2.49    |
 # |                                   |   |                                   |
 # | +-------------------------------+ |   | +-------------------------------+ |
 # | |                  BR2 (802.1q) | |   | |                  BR2 (802.1q) | |
 # | |  + vx10 (vxlan)               | |   | |  + vx10 (vxlan)               | |
 # | |    local 192.0.2.34           | |   | |    local 192.0.2.50           | |
 # | |    remote 192.0.2.17          | |   | |    remote 192.0.2.17          | |
 # | |    remote 192.0.2.50          | |   | |    remote 192.0.2.34          | |
 # | |    id 1000 dstport $VXPORT    | |   | |    id 1000 dstport $VXPORT    | |
 # | |    vid 10 pvid untagged       | |   | |    vid 10 pvid untagged       | |
 # | |                               | |   | |                               | |
 # | |  + vx20 (vxlan)               | |   | |  + vx20 (vxlan)               | |
 # | |    local 192.0.2.34           | |   | |    local 192.0.2.50           | |
 # | |    remote 192.0.2.17          | |   | |    remote 192.0.2.17          | |
 # | |    remote 192.0.2.50          | |   | |    remote 192.0.2.34          | |
 # | |    id 2000 dstport $VXPORT    | |   | |    id 2000 dstport $VXPORT    | |
 # | |    vid 20 pvid untagged       | |   | |    vid 20 pvid untagged       | |
 # | |                               | |   | |                               | |
 # | |  + w1 (veth)                  | |   | |  + w1 (veth)                  | |
 # | |  | vid 10                     | |   | |  | vid 10                     | |
 # | |  | vid 20                     | |   | |  | vid 20                     | |
 # | +--|----------------------------+ |   | +--|----------------------------+ |
 # |    |                              |   |    |                              |
 # | +--|----------------------------+ |   | +--|----------------------------+ |
 # | |  + w2 (veth)        VW2 (vrf) | |   | |  + w2 (veth)        VW2 (vrf) | |
 # | |  |\                           | |   | |  |\                           | |
 # | |  | + w2.10                    | |   | |  | + w2.10                    | |
 # | |  |   192.0.2.3/28             | |   | |  |   192.0.2.4/28             | |
 # | |  |                            | |   | |  |                            | |
 # | |  + w2.20                      | |   | |  + w2.20                      | |
 # | |    198.51.100.3/24            | |   | |    198.51.100.4/24            | |
 # | +-------------------------------+ |   | +-------------------------------+ |
 # +-----------------------------------+   +-----------------------------------+
 
 : ${VXPORT:=4789}
 export VXPORT
 
 : ${ALL_TESTS:="
         ping_ipv4
         test_flood
         test_unicast
         reapply_config
         ping_ipv4
         test_flood
         test_unicast
         test_learning
         test_pvid
     "}
 
 NUM_NETIFS=6
 source lib.sh
 
 h1_create()
 {
         simple_if_init $h1
         tc qdisc add dev $h1 clsact
         vlan_create $h1 10 v$h1 192.0.2.1/28
         vlan_create $h1 20 v$h1 198.51.100.1/24
 }
 
 h1_destroy()
 {
         vlan_destroy $h1 20
         vlan_destroy $h1 10
         tc qdisc del dev $h1 clsact
         simple_if_fini $h1
 }
 
 h2_create()
 {
         simple_if_init $h2
         tc qdisc add dev $h2 clsact
         vlan_create $h2 10 v$h2 192.0.2.2/28
         vlan_create $h2 20 v$h2 198.51.100.2/24
 }
 
 h2_destroy()
 {
         vlan_destroy $h2 20
         vlan_destroy $h2 10
         tc qdisc del dev $h2 clsact
         simple_if_fini $h2
 }
 
 rp1_set_addr()
 {
         ip address add dev $rp1 192.0.2.17/28
 
         ip route add 192.0.2.32/28 nexthop via 192.0.2.18
         ip route add 192.0.2.48/28 nexthop via 192.0.2.18
 }
 
 rp1_unset_addr()
 {
         ip route del 192.0.2.48/28 nexthop via 192.0.2.18
         ip route del 192.0.2.32/28 nexthop via 192.0.2.18
 
         ip address del dev $rp1 192.0.2.17/28
 }
 
 switch_create()
 {
         ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \
                 mcast_snooping 0
         # Make sure the bridge uses the MAC address of the local port and not
         # that of the VxLAN's device.
         ip link set dev br1 address $(mac_get $swp1)
         ip link set dev br1 up
 
         ip link set dev $rp1 up
         rp1_set_addr
 
         ip link add name vx10 type vxlan id 1000        \
                 local 192.0.2.17 dstport "$VXPORT"      \
                 nolearning noudpcsum tos inherit ttl 100
         ip link set dev vx10 up
 
         ip link set dev vx10 master br1
         bridge vlan add vid 10 dev vx10 pvid untagged
 
         ip link add name vx20 type vxlan id 2000        \
                 local 192.0.2.17 dstport "$VXPORT"      \
                 nolearning noudpcsum tos inherit ttl 100
         ip link set dev vx20 up
 
         ip link set dev vx20 master br1
         bridge vlan add vid 20 dev vx20 pvid untagged
 
         ip link set dev $swp1 master br1
         ip link set dev $swp1 up
         bridge vlan add vid 10 dev $swp1
         bridge vlan add vid 20 dev $swp1
 
         ip link set dev $swp2 master br1
         ip link set dev $swp2 up
         bridge vlan add vid 10 dev $swp2
         bridge vlan add vid 20 dev $swp2
 
         bridge fdb append dev vx10 00:00:00:00:00:00 dst 192.0.2.34 self
         bridge fdb append dev vx10 00:00:00:00:00:00 dst 192.0.2.50 self
 
         bridge fdb append dev vx20 00:00:00:00:00:00 dst 192.0.2.34 self
         bridge fdb append dev vx20 00:00:00:00:00:00 dst 192.0.2.50 self
 }
 
 switch_destroy()
 {
         bridge fdb del dev vx20 00:00:00:00:00:00 dst 192.0.2.50 self
         bridge fdb del dev vx20 00:00:00:00:00:00 dst 192.0.2.34 self
 
         bridge fdb del dev vx10 00:00:00:00:00:00 dst 192.0.2.50 self
         bridge fdb del dev vx10 00:00:00:00:00:00 dst 192.0.2.34 self
 
         bridge vlan del vid 20 dev $swp2
         bridge vlan del vid 10 dev $swp2
         ip link set dev $swp2 down
         ip link set dev $swp2 nomaster
 
         bridge vlan del vid 20 dev $swp1
         bridge vlan del vid 10 dev $swp1
         ip link set dev $swp1 down
         ip link set dev $swp1 nomaster
 
         bridge vlan del vid 20 dev vx20
         ip link set dev vx20 nomaster
 
         ip link set dev vx20 down
         ip link del dev vx20
 
         bridge vlan del vid 10 dev vx10
         ip link set dev vx10 nomaster
 
         ip link set dev vx10 down
         ip link del dev vx10
 
         rp1_unset_addr
         ip link set dev $rp1 down
 
         ip link set dev br1 down
         ip link del dev br1
 }
 
 vrp2_create()
 {
         simple_if_init $rp2 192.0.2.18/28
         __simple_if_init v1 v$rp2 192.0.2.33/28
         __simple_if_init v3 v$rp2 192.0.2.49/28
         tc qdisc add dev v1 clsact
 }
 
 vrp2_destroy()
 {
         tc qdisc del dev v1 clsact
         __simple_if_fini v3 192.0.2.49/28
         __simple_if_fini v1 192.0.2.33/28
         simple_if_fini $rp2 192.0.2.18/28
 }
 
 ns_init_common()
 {
         local in_if=$1; shift
         local in_addr=$1; shift
         local other_in_addr=$1; shift
         local nh_addr=$1; shift
         local host_addr1=$1; shift
         local host_addr2=$1; shift
 
         ip link set dev $in_if up
         ip address add dev $in_if $in_addr/28
         tc qdisc add dev $in_if clsact
 
         ip link add name br2 type bridge vlan_filtering 1 vlan_default_pvid 0
         ip link set dev br2 up
 
         ip link add name w1 type veth peer name w2
 
         ip link set dev w1 master br2
         ip link set dev w1 up
 
         bridge vlan add vid 10 dev w1
         bridge vlan add vid 20 dev w1
 
         ip link add name vx10 type vxlan id 1000 local $in_addr \
                 dstport "$VXPORT"
         ip link set dev vx10 up
         bridge fdb append dev vx10 00:00:00:00:00:00 dst 192.0.2.17 self
         bridge fdb append dev vx10 00:00:00:00:00:00 dst $other_in_addr self
 
         ip link set dev vx10 master br2
         tc qdisc add dev vx10 clsact
 
         bridge vlan add vid 10 dev vx10 pvid untagged
 
         ip link add name vx20 type vxlan id 2000 local $in_addr \
                 dstport "$VXPORT"
         ip link set dev vx20 up
         bridge fdb append dev vx20 00:00:00:00:00:00 dst 192.0.2.17 self
         bridge fdb append dev vx20 00:00:00:00:00:00 dst $other_in_addr self
 
         ip link set dev vx20 master br2
         tc qdisc add dev vx20 clsact
 
         bridge vlan add vid 20 dev vx20 pvid untagged
 
         simple_if_init w2
         vlan_create w2 10 vw2 $host_addr1/28
         vlan_create w2 20 vw2 $host_addr2/24
 
         ip route add 192.0.2.16/28 nexthop via $nh_addr
         ip route add $other_in_addr/32 nexthop via $nh_addr
 }
 export -f ns_init_common
 
 ns1_create()
 {
         ip netns add ns1
         ip link set dev v2 netns ns1
         in_ns ns1 \
               ns_init_common v2 192.0.2.34 192.0.2.50 192.0.2.33 192.0.2.3 \
               198.51.100.3
 }
 
 ns1_destroy()
 {
         ip netns exec ns1 ip link set dev v2 netns 1
         ip netns del ns1
 }
 
 ns2_create()
 {
         ip netns add ns2
         ip link set dev v4 netns ns2
         in_ns ns2 \
               ns_init_common v4 192.0.2.50 192.0.2.34 192.0.2.49 192.0.2.4 \
               198.51.100.4
 }
 
 ns2_destroy()
 {
         ip netns exec ns2 ip link set dev v4 netns 1
         ip netns del ns2
 }
 
 setup_prepare()
 {
         h1=${NETIFS[p1]}
         swp1=${NETIFS[p2]}
 
         swp2=${NETIFS[p3]}
         h2=${NETIFS[p4]}
 
         rp1=${NETIFS[p5]}
         rp2=${NETIFS[p6]}
 
         vrf_prepare
         forwarding_enable
 
         h1_create
         h2_create
         switch_create
 
         ip link add name v1 type veth peer name v2
         ip link add name v3 type veth peer name v4
         vrp2_create
         ns1_create
         ns2_create
 
         r1_mac=$(in_ns ns1 mac_get w2)
         r2_mac=$(in_ns ns2 mac_get w2)
         h2_mac=$(mac_get $h2)
 }
 
 cleanup()
 {
         pre_cleanup
 
         ns2_destroy
         ns1_destroy
         vrp2_destroy
         ip link del dev v3
         ip link del dev v1
 
         switch_destroy
         h2_destroy
         h1_destroy
 
         forwarding_restore
         vrf_cleanup
 }
 
 # For the first round of tests, vx10 and vx20 were the first devices to get
 # attached to the bridge, and that at the point that the local IP is already
 # configured. Try the other scenario of attaching these devices to a bridge
 # that already has local ports members, and only then assign the local IP.
 reapply_config()
 {
         log_info "Reapplying configuration"
 
         bridge fdb del dev vx20 00:00:00:00:00:00 dst 192.0.2.50 self
         bridge fdb del dev vx20 00:00:00:00:00:00 dst 192.0.2.34 self
 
         bridge fdb del dev vx10 00:00:00:00:00:00 dst 192.0.2.50 self
         bridge fdb del dev vx10 00:00:00:00:00:00 dst 192.0.2.34 self
 
         ip link set dev vx20 nomaster
         ip link set dev vx10 nomaster
 
         rp1_unset_addr
         sleep 5
 
         ip link set dev vx10 master br1
         bridge vlan add vid 10 dev vx10 pvid untagged
 
         ip link set dev vx20 master br1
         bridge vlan add vid 20 dev vx20 pvid untagged
 
         bridge fdb append dev vx10 00:00:00:00:00:00 dst 192.0.2.34 self
         bridge fdb append dev vx10 00:00:00:00:00:00 dst 192.0.2.50 self
 
         bridge fdb append dev vx20 00:00:00:00:00:00 dst 192.0.2.34 self
         bridge fdb append dev vx20 00:00:00:00:00:00 dst 192.0.2.50 self
 
         rp1_set_addr
         sleep 5
 }
 
 ping_ipv4()
 {
         ping_test $h1.10 192.0.2.2 ": local->local vid 10"
         ping_test $h1.20 198.51.100.2 ": local->local vid 20"
         ping_test $h1.10 192.0.2.3 ": local->remote 1 vid 10"
         ping_test $h1.10 192.0.2.4 ": local->remote 2 vid 10"
         ping_test $h1.20 198.51.100.3 ": local->remote 1 vid 20"
         ping_test $h1.20 198.51.100.4 ": local->remote 2 vid 20"
 }
 
 maybe_in_ns()
 {
         echo ${1:+in_ns} $1
 }
 
 __flood_counter_add_del()
 {
         local add_del=$1; shift
         local dev=$1; shift
         local ns=$1; shift
 
         # Putting the ICMP capture both to HW and to SW will end up
         # double-counting the packets that are trapped to slow path, such as for
         # the unicast test. Adding either skip_hw or skip_sw fixes this problem,
         # but with skip_hw, the flooded packets are not counted at all, because
         # those are dropped due to MAC address mismatch; and skip_sw is a no-go
         # for veth-based topologies.
         #
         # So try to install with skip_sw and fall back to skip_sw if that fails.
 
         $(maybe_in_ns $ns) __icmp_capture_add_del          \
                            $add_del 100 "" $dev skip_sw 2>/dev/null || \
         $(maybe_in_ns $ns) __icmp_capture_add_del          \
                            $add_del 100 "" $dev skip_hw
 }
 
 flood_counter_install()
 {
         __flood_counter_add_del add "$@"
 }
 
 flood_counter_uninstall()
 {
         __flood_counter_add_del del "$@"
 }
 
 flood_fetch_stat()
 {
         local dev=$1; shift
         local ns=$1; shift
 
         $(maybe_in_ns $ns) tc_rule_stats_get $dev 100 ingress
 }
 
 flood_fetch_stats()
 {
         local counters=("${@}")
         local counter
 
         for counter in "${counters[@]}"; do
                 flood_fetch_stat $counter
         done
 }
 
 vxlan_flood_test()
 {
         local mac=$1; shift
         local dst=$1; shift
         local vid=$1; shift
         local -a expects=("${@}")
 
         local -a counters=($h2 "vx10 ns1" "vx20 ns1" "vx10 ns2" "vx20 ns2")
         local counter
         local key
 
         # Packets reach the local host tagged whereas they reach the VxLAN
         # devices untagged. In order to be able to use the same filter for
         # all counters, make sure the packets also reach the local host
         # untagged
         bridge vlan add vid $vid dev $swp2 untagged
         for counter in "${counters[@]}"; do
                 flood_counter_install $counter
         done
 
         local -a t0s=($(flood_fetch_stats "${counters[@]}"))
         $MZ $h1 -Q $vid -c 10 -d 100msec -p 64 -b $mac -B $dst -t icmp -q
         sleep 1
         local -a t1s=($(flood_fetch_stats "${counters[@]}"))
 
         for key in ${!t0s[@]}; do
                 local delta=$((t1s[$key] - t0s[$key]))
                 local expect=${expects[$key]}
 
                 ((expect == delta))
                 check_err $? "${counters[$key]}: Expected to capture $expect packets, got $delta."
         done
 
         for counter in "${counters[@]}"; do
                 flood_counter_uninstall $counter
         done
         bridge vlan add vid $vid dev $swp2
 }
 
 __test_flood()
 {
         local mac=$1; shift
         local dst=$1; shift
         local vid=$1; shift
         local what=$1; shift
         local -a expects=("${@}")
 
         RET=0
 
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: $what"
 }
 
 test_flood()
 {
         __test_flood de:ad:be:ef:13:37 192.0.2.100 10 "flood vlan 10" \
                 10 10 0 10 0
         __test_flood ca:fe:be:ef:13:37 198.51.100.100 20 "flood vlan 20" \
                 10 0 10 0 10
 }
 
 vxlan_fdb_add_del()
 {
         local add_del=$1; shift
         local vid=$1; shift
         local mac=$1; shift
         local dev=$1; shift
         local dst=$1; shift
 
         bridge fdb $add_del dev $dev $mac self static permanent \
                 ${dst:+dst} $dst 2>/dev/null
         bridge fdb $add_del dev $dev $mac master static vlan $vid 2>/dev/null
 }
 
 __test_unicast()
 {
         local mac=$1; shift
         local dst=$1; shift
         local hit_idx=$1; shift
         local vid=$1; shift
         local what=$1; shift
 
         RET=0
 
         local -a expects=(0 0 0 0 0)
         expects[$hit_idx]=10
 
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: $what"
 }
 
 test_unicast()
 {
         local -a targets=("$h2_mac $h2"
                           "$r1_mac vx10 192.0.2.34"
                           "$r2_mac vx10 192.0.2.50")
         local target
 
         log_info "unicast vlan 10"
 
         for target in "${targets[@]}"; do
                 vxlan_fdb_add_del add 10 $target
         done
 
         __test_unicast $h2_mac 192.0.2.2 0 10 "local MAC unicast"
         __test_unicast $r1_mac 192.0.2.3 1 10 "remote MAC 1 unicast"
         __test_unicast $r2_mac 192.0.2.4 3 10 "remote MAC 2 unicast"
 
         for target in "${targets[@]}"; do
                 vxlan_fdb_add_del del 10 $target
         done
 
         log_info "unicast vlan 20"
 
         targets=("$h2_mac $h2" "$r1_mac vx20 192.0.2.34" \
                  "$r2_mac vx20 192.0.2.50")
 
         for target in "${targets[@]}"; do
                 vxlan_fdb_add_del add 20 $target
         done
 
         __test_unicast $h2_mac 198.51.100.2 0 20 "local MAC unicast"
         __test_unicast $r1_mac 198.51.100.3 2 20 "remote MAC 1 unicast"
         __test_unicast $r2_mac 198.51.100.4 4 20 "remote MAC 2 unicast"
 
         for target in "${targets[@]}"; do
                 vxlan_fdb_add_del del 20 $target
         done
 }
 
 test_pvid()
 {
         local -a expects=(0 0 0 0 0)
         local mac=de:ad:be:ef:13:37
         local dst=192.0.2.100
         local vid=10
 
         # Check that flooding works
         RET=0
 
         expects[0]=10; expects[1]=10; expects[3]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: flood before pvid off"
 
         # Toggle PVID off and test that flood to remote hosts does not work
         RET=0
 
         bridge vlan add vid 10 dev vx10
 
         expects[0]=10; expects[1]=0; expects[3]=0
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: flood after pvid off"
 
         # Toggle PVID on and test that flood to remote hosts does work
         RET=0
 
         bridge vlan add vid 10 dev vx10 pvid untagged
 
         expects[0]=10; expects[1]=10; expects[3]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: flood after pvid on"
 
         # Add a new VLAN and test that it does not affect flooding
         RET=0
 
         bridge vlan add vid 30 dev vx10
 
         expects[0]=10; expects[1]=10; expects[3]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         bridge vlan del vid 30 dev vx10
 
         log_test "VXLAN: flood after vlan add"
 
         # Remove currently mapped VLAN and test that flood to remote hosts does
         # not work
         RET=0
 
         bridge vlan del vid 10 dev vx10
 
         expects[0]=10; expects[1]=0; expects[3]=0
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: flood after vlan delete"
 
         # Re-add the VLAN and test that flood to remote hosts does work
         RET=0
 
         bridge vlan add vid 10 dev vx10 pvid untagged
 
         expects[0]=10; expects[1]=10; expects[3]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: flood after vlan re-add"
 }
 
 __test_learning()
 {
         local -a expects=(0 0 0 0 0)
         local mac=$1; shift
         local dst=$1; shift
         local vid=$1; shift
         local idx1=$1; shift
         local idx2=$1; shift
         local vx=vx$vid
 
         # Check that flooding works
         RET=0
 
         expects[0]=10; expects[$idx1]=10; expects[$idx2]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: flood before learning"
 
         # Send a packet with source mac set to $mac from host w2 and check that
         # a corresponding entry is created in the VxLAN device
         RET=0
 
         in_ns ns1 $MZ w2 -Q $vid -c 1 -p 64 -a $mac -b ff:ff:ff:ff:ff:ff \
                 -B $dst -t icmp -q
         sleep 1
 
         bridge fdb show brport $vx | grep $mac | grep -q self
         check_err $?
         bridge fdb show brport $vx | grep $mac | grep "vlan $vid" \
                 | grep -q -v self
         check_err $?
 
         log_test "VXLAN: show learned FDB entry"
 
         # Repeat first test and check that packets only reach host w2 in ns1
         RET=0
 
         expects[0]=0; expects[$idx1]=10; expects[$idx2]=0
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: learned FDB entry"
 
         # Delete the learned FDB entry from the VxLAN and bridge devices and
         # check that packets are flooded
         RET=0
 
         bridge fdb del dev $vx $mac master self vlan $vid
         sleep 1
 
         expects[0]=10; expects[$idx1]=10; expects[$idx2]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: deletion of learned FDB entry"
 
         # Re-learn the first FDB entry and check that it is correctly aged-out
         RET=0
 
         in_ns ns1 $MZ w2 -Q $vid -c 1 -p 64 -a $mac -b ff:ff:ff:ff:ff:ff \
                 -B $dst -t icmp -q
         sleep 1
 
         bridge fdb show brport $vx | grep $mac | grep -q self
         check_err $?
         bridge fdb show brport $vx | grep $mac | grep "vlan $vid" \
                 | grep -q -v self
         check_err $?
 
         expects[0]=0; expects[$idx1]=10; expects[$idx2]=0
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         sleep 20
 
         bridge fdb show brport $vx | grep $mac | grep -q self
         check_fail $?
         bridge fdb show brport $vx | grep $mac | grep "vlan $vid" \
                 | grep -q -v self
         check_fail $?
 
         expects[0]=10; expects[$idx1]=10; expects[$idx2]=10
         vxlan_flood_test $mac $dst $vid "${expects[@]}"
 
         log_test "VXLAN: Ageing of learned FDB entry"
 
         # Toggle learning on the bridge port and check that the bridge's FDB
         # is populated only when it should
         RET=0
 
         ip link set dev $vx type bridge_slave learning off
 
         in_ns ns1 $MZ w2 -Q $vid -c 1 -p 64 -a $mac -b ff:ff:ff:ff:ff:ff \
                 -B $dst -t icmp -q
         sleep 1
 
         bridge fdb show brport $vx | grep $mac | grep "vlan $vid" \
                 | grep -q -v self
         check_fail $?
 
         ip link set dev $vx type bridge_slave learning on
 
         in_ns ns1 $MZ w2 -Q $vid -c 1 -p 64 -a $mac -b ff:ff:ff:ff:ff:ff \
                 -B $dst -t icmp -q
         sleep 1
 
         bridge fdb show brport $vx | grep $mac | grep "vlan $vid" \
                 | grep -q -v self
         check_err $?
 
         log_test "VXLAN: learning toggling on bridge port"
 }
 
 test_learning()
 {
         local mac=de:ad:be:ef:13:37
         local dst=192.0.2.100
         local vid=10
 
         # Enable learning on the VxLAN devices and set ageing time to 10 seconds
         ip link set dev br1 type bridge ageing_time 1000
         ip link set dev vx10 type vxlan ageing 10
         ip link set dev vx10 type vxlan learning
         ip link set dev vx20 type vxlan ageing 10
         ip link set dev vx20 type vxlan learning
         reapply_config
 
         log_info "learning vlan 10"
 
         __test_learning $mac $dst $vid 1 3
 
         log_info "learning vlan 20"
 
         mac=ca:fe:be:ef:13:37
         dst=198.51.100.100
         vid=20
 
         __test_learning $mac $dst $vid 2 4
 
         # Restore previous settings
         ip link set dev vx20 type vxlan nolearning
         ip link set dev vx20 type vxlan ageing 300
         ip link set dev vx10 type vxlan nolearning
         ip link set dev vx10 type vxlan ageing 300
         ip link set dev br1 type bridge ageing_time 30000
         reapply_config
 }
 
 test_all()
 {
         log_info "Running tests with UDP port $VXPORT"
         tests_run
 }
 
 trap cleanup EXIT
 
 setup_prepare
 setup_wait
 test_all
 
 exit $EXIT_STATUS

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