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authorNikolay Aleksandrov <nikolay@nvidia.com>2021-11-25 17:08:57 +0300
committerJakub Kicinski <kuba@kernel.org>2021-11-27 03:43:15 +0300
commit2cd67a4e278e2bf95dac5a0889d55b17b37f3de7 (patch)
tree3532d1c1ab0e5f69b68be27405ca9392602566f9 /tools
parentb4ce7b9523c407cdd657c3bc20dcb6eb6701f59f (diff)
downloadlinux-2cd67a4e278e2bf95dac5a0889d55b17b37f3de7.tar.xz
selftests: net: bridge: add vlan mcast_router tests
Add tests for the new per-port/vlan mcast_router option, verify that unknown multicast packets are flooded only to router ports. TEST: Port vlan 10 option mcast_router default value [ OK ] TEST: Port vlan 10 mcast_router option changed to 2 [ OK ] TEST: Flood unknown vlan multicast packets to router port only [ OK ] Signed-off-by: Nikolay Aleksandrov <nikolay@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/net/forwarding/bridge_vlan_mcast.sh54
1 files changed, 53 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/forwarding/bridge_vlan_mcast.sh b/tools/testing/selftests/net/forwarding/bridge_vlan_mcast.sh
index fbc7f5045b26..898a70f4d226 100755
--- a/tools/testing/selftests/net/forwarding/bridge_vlan_mcast.sh
+++ b/tools/testing/selftests/net/forwarding/bridge_vlan_mcast.sh
@@ -3,7 +3,8 @@
ALL_TESTS="vlmc_control_test vlmc_querier_test vlmc_igmp_mld_version_test \
vlmc_last_member_test vlmc_startup_query_test vlmc_membership_test \
- vlmc_querier_intvl_test vlmc_query_intvl_test vlmc_query_response_intvl_test"
+ vlmc_querier_intvl_test vlmc_query_intvl_test vlmc_query_response_intvl_test \
+ vlmc_router_port_test"
NUM_NETIFS=4
CHECK_TC="yes"
TEST_GROUP="239.10.10.10"
@@ -471,6 +472,57 @@ vlmc_query_response_intvl_test()
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_response_interval 1000
}
+vlmc_router_port_test()
+{
+ RET=0
+ local goutput=`bridge -j -d vlan show`
+ echo -n $goutput |
+ jq -e ".[] | select(.ifname == \"$swp1\" and \
+ .vlans[].vlan == 10)" &>/dev/null
+ check_err $? "Could not find port vlan 10's options"
+
+ echo -n $goutput |
+ jq -e ".[] | select(.ifname == \"$swp1\" and \
+ .vlans[].vlan == 10 and \
+ .vlans[].mcast_router == 1)" &>/dev/null
+ check_err $? "Wrong default port mcast_router option value"
+ log_test "Port vlan 10 option mcast_router default value"
+
+ RET=0
+ bridge vlan set vid 10 dev $swp1 mcast_router 2
+ check_err $? "Could not set port vlan 10's mcast_router option"
+ log_test "Port vlan 10 mcast_router option changed to 2"
+
+ RET=0
+ tc filter add dev $swp1 egress pref 10 prot 802.1Q \
+ flower vlan_id 10 vlan_ethtype ipv4 dst_ip 239.1.1.1 ip_proto udp action pass
+ tc filter add dev $swp2 egress pref 10 prot 802.1Q \
+ flower vlan_id 10 vlan_ethtype ipv4 dst_ip 239.1.1.1 ip_proto udp action pass
+ bridge vlan set vid 10 dev $swp2 mcast_router 0
+ # we need to enable querier and disable query response interval to
+ # make sure packets are flooded only to router ports
+ bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 1 \
+ mcast_query_response_interval 0
+ bridge vlan add vid 10 dev br0 self
+ sleep 1
+ mausezahn br0 -Q 10 -c 10 -p 128 -b 01:00:5e:01:01:01 -B 239.1.1.1 \
+ -t udp "dp=1024" &>/dev/null
+ local swp1_tcstats=$(tc_rule_stats_get $swp1 10 egress)
+ if [[ $swp1_tcstats != 10 ]]; then
+ check_err 1 "Wrong number of vlan 10 multicast packets flooded"
+ fi
+ local swp2_tcstats=$(tc_rule_stats_get $swp2 10 egress)
+ check_err $swp2_tcstats "Vlan 10 multicast packets flooded to non-router port"
+ log_test "Flood unknown vlan multicast packets to router port only"
+
+ tc filter del dev $swp2 egress pref 10
+ tc filter del dev $swp1 egress pref 10
+ bridge vlan del vid 10 dev br0 self
+ bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_response_interval 1000
+ bridge vlan set vid 10 dev $swp2 mcast_router 1
+ bridge vlan set vid 10 dev $swp1 mcast_router 1
+}
+
trap cleanup EXIT
setup_prepare