#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
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_router_port_test vlmc_filtering_test"
NUM_NETIFS=4
CHECK_TC="yes"
TEST_GROUP="239.10.10.10"
source lib.sh
h1_create()
{
simple_if_init $h1 192.0.2.1/24 2001:db8:1::1/64
ip link add l $h1 $h1.10 up type vlan id 10
}
h1_destroy()
{
ip link del $h1.10
simple_if_fini $h1 192.0.2.1/24 2001:db8:1::1/64
}
h2_create()
{
simple_if_init $h2 192.0.2.2/24 2001:db8:1::2/64
ip link add l $h2 $h2.10 up type vlan id 10
}
h2_destroy()
{
ip link del $h2.10
simple_if_fini $h2 192.0.2.2/24 2001:db8:1::2/64
}
switch_create()
{
ip link add dev br0 type bridge mcast_snooping 1 mcast_querier 1 vlan_filtering 1
ip link set dev $swp1 master br0
ip link set dev $swp2 master br0
ip link set dev br0 up
ip link set dev $swp1 up
ip link set dev $swp2 up
tc qdisc add dev $swp1 clsact
tc qdisc add dev $swp2 clsact
bridge vlan add vid 10-11 dev $swp1 master
bridge vlan add vid 10-11 dev $swp2 master
ip link set dev br0 type bridge mcast_vlan_snooping 1
check_err $? "Could not enable global vlan multicast snooping"
log_test "Vlan multicast snooping enable"
}
switch_destroy()
{
tc qdisc del dev $swp2 clsact
tc qdisc del dev $swp1 clsact
ip link set dev $swp2 down
ip link set dev $swp1 down
ip link del dev br0
}
setup_prepare()
{
h1=${NETIFS[p1]}
swp1=${NETIFS[p2]}
swp2=${NETIFS[p3]}
h2=${NETIFS[p4]}
vrf_prepare
h1_create
h2_create
switch_create
}
cleanup()
{
pre_cleanup
switch_destroy
h2_destroy
h1_destroy
vrf_cleanup
}
vlmc_v2join_test()
{
local expect=$1
RET=0
ip address add dev $h2.10 $TEST_GROUP/32 autojoin
check_err $? "Could not join $TEST_GROUP"
sleep 5
bridge -j mdb show dev br0 |
jq -e ".[].mdb[] | select(.grp == \"$TEST_GROUP\" and .vid == 10)" &>/dev/null
if [ $expect -eq 0 ]; then
check_err $? "IGMPv2 report didn't create mdb entry for $TEST_GROUP"
else
check_fail $? "IGMPv2 report shouldn't have created mdb entry for $TEST_GROUP"
fi
# check if we need to cleanup
if [ $RET -eq 0 ]; then
ip address del dev $h2.10 $TEST_GROUP/32 2>&1 1>/dev/null
sleep 5
bridge -j mdb show dev br0 |
jq -e ".[].mdb[] | select(.grp == \"$TEST_GROUP\" and \
.vid == 10)" &>/dev/null
check_fail $? "IGMPv2 leave didn't remove mdb entry for $TEST_GROUP"
fi
}
vlmc_control_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
log_test "Vlan global options existence"
RET=0
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_snooping == 1) " &>/dev/null
check_err $? "Wrong default mcast_snooping global option value"
log_test "Vlan mcast_snooping global option default value"
RET=0
vlmc_v2join_test 0
bridge vlan global set vid 10 dev br0 mcast_snooping 0
check_err $? "Could not disable multicast snooping in vlan 10"
vlmc_v2join_test 1
log_test "Vlan 10 multicast snooping control"
}
# setup for general query counting
vlmc_query_cnt_xstats()
{
local type=$1
local version=$2
local dev=$3
ip -j link xstats type bridge_slave dev $dev | \
jq -e ".[].multicast.${type}_queries.tx_v${version}"
}
vlmc_query_cnt_setup()
{
local type=$1
local dev=$2
if [[ $type == "igmp" ]]; then
tc filter add dev $dev egress pref 10 prot 802.1Q \
flower vlan_id 10 vlan_ethtype ipv4 dst_ip 224.0.0.1 ip_proto 2 \
action pass
else
tc filter add dev $dev egress pref 10 prot 802.1Q \
flower vlan_id 10 vlan_ethtype ipv6 dst_ip ff02::1 ip_proto icmpv6 \
action pass
fi
ip link set dev br0 type bridge mcast_stats_enabled 1
}
vlmc_query_cnt_cleanup()
{
local dev=$1
ip link set dev br0 type bridge mcast_stats_enabled 0
tc filter del dev $dev egress pref 10
}
vlmc_check_query()
{
local type=$1
local version=$2
local dev=$3
local expect=$4
local time=$5
local ret=0
vlmc_query_cnt_setup $type $dev
local pre_tx_xstats=$(vlmc_query_cnt_xstats $type $version $dev)
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 1
ret=$?
if [[ $ret -eq 0 ]]; then
sleep $time
local tcstats=$(tc_rule_stats_get $dev 10 egress)
local post_tx_xstats=$(vlmc_query_cnt_xstats $type $version $dev)
if [[ $tcstats != $expect || \
$(($post_tx_xstats-$pre_tx_xstats)) != $expect || \
$tcstats != $(($post_tx_xstats-$pre_tx_xstats)) ]]; then
ret=1
fi
fi
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 0
vlmc_query_cnt_cleanup $dev
return $ret
}
vlmc_querier_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_querier == 0) " &>/dev/null
check_err $? "Wrong default mcast_querier global vlan option value"
log_test "Vlan mcast_querier global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 1
check_err $? "Could not enable querier in vlan 10"
log_test "Vlan 10 multicast querier enable"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 0
RET=0
vlmc_check_query igmp 2 $swp1 1 1
check_err $? "No vlan tagged IGMPv2 general query packets sent"
log_test "Vlan 10 tagged IGMPv2 general query sent"
RET=0
vlmc_check_query mld 1 $swp1 1 1
check_err $? "No vlan tagged MLD general query packets sent"
log_test "Vlan 10 tagged MLD general query sent"
}
vlmc_igmp_mld_version_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_igmp_version == 2) " &>/dev/null
check_err $? "Wrong default mcast_igmp_version global vlan option value"
log_test "Vlan mcast_igmp_version global option default value"
RET=0
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_mld_version == 1) " &>/dev/null
check_err $? "Wrong default mcast_mld_version global vlan option value"
log_test "Vlan mcast_mld_version global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_igmp_version 3
check_err $? "Could not set mcast_igmp_version in vlan 10"
log_test "Vlan 10 mcast_igmp_version option changed to 3"
RET=0
vlmc_check_query igmp 3 $swp1 1 1
check_err $? "No vlan tagged IGMPv3 general query packets sent"
log_test "Vlan 10 tagged IGMPv3 general query sent"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_mld_version 2
check_err $? "Could not set mcast_mld_version in vlan 10"
log_test "Vlan 10 mcast_mld_version option changed to 2"
RET=0
vlmc_check_query mld 2 $swp1 1 1
check_err $? "No vlan tagged MLDv2 general query packets sent"
log_test "Vlan 10 tagged MLDv2 general query sent"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_igmp_version 2
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_mld_version 1
}
vlmc_last_member_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_last_member_count == 2) " &>/dev/null
check_err $? "Wrong default mcast_last_member_count global vlan option value"
log_test "Vlan mcast_last_member_count global option default value"
RET=0
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_last_member_interval == 100) " &>/dev/null
check_err $? "Wrong default mcast_last_member_interval global vlan option value"
log_test "Vlan mcast_last_member_interval global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_count 3
check_err $? "Could not set mcast_last_member_count in vlan 10"
log_test "Vlan 10 mcast_last_member_count option changed to 3"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_count 2
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_interval 200
check_err $? "Could not set mcast_last_member_interval in vlan 10"
log_test "Vlan 10 mcast_last_member_interval option changed to 200"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_interval 100
}
vlmc_startup_query_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_startup_query_interval == 3125) " &>/dev/null
check_err $? "Wrong default mcast_startup_query_interval global vlan option value"
log_test "Vlan mcast_startup_query_interval global option default value"
RET=0
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_startup_query_count == 2) " &>/dev/null
check_err $? "Wrong default mcast_startup_query_count global vlan option value"
log_test "Vlan mcast_startup_query_count global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_interval 100
check_err $? "Could not set mcast_startup_query_interval in vlan 10"
vlmc_check_query igmp 2 $swp1 2 3
check_err $? "Wrong number of tagged IGMPv2 general queries sent"
log_test "Vlan 10 mcast_startup_query_interval option changed to 100"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 3
check_err $? "Could not set mcast_startup_query_count in vlan 10"
vlmc_check_query igmp 2 $swp1 3 4
check_err $? "Wrong number of tagged IGMPv2 general queries sent"
log_test "Vlan 10 mcast_startup_query_count option changed to 3"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_interval 3125
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 2
}
vlmc_membership_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_membership_interval == 26000) " &>/dev/null
check_err $? "Wrong default mcast_membership_interval global vlan option value"
log_test "Vlan mcast_membership_interval global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_membership_interval 200
check_err $? "Could not set mcast_membership_interval in vlan 10"
log_test "Vlan 10 mcast_membership_interval option changed to 200"
RET=0
vlmc_v2join_test 1
log_test "Vlan 10 mcast_membership_interval mdb entry expire"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_membership_interval 26000
}
vlmc_querier_intvl_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_querier_interval == 25500) " &>/dev/null
check_err $? "Wrong default mcast_querier_interval global vlan option value"
log_test "Vlan mcast_querier_interval global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier_interval 100
check_err $? "Could not set mcast_querier_interval in vlan 10"
log_test "Vlan 10 mcast_querier_interval option changed to 100"
RET=0
ip link add dev br1 type bridge mcast_snooping 1 mcast_querier 1 vlan_filtering 1 \
mcast_vlan_snooping 1
bridge vlan add vid 10 dev br1 self pvid untagged
ip link set dev $h1 master br1
ip link set dev br1 up
bridge vlan add vid 10 dev $h1 master
bridge vlan global set vid 10 dev br1 mcast_snooping 1 mcast_querier 1
sleep 2
ip link del dev br1
ip addr replace 2001:db8:1::1/64 dev $h1
vlmc_check_query igmp 2 $swp1 1 1
check_err $? "Wrong number of IGMPv2 general queries after querier interval"
log_test "Vlan 10 mcast_querier_interval expire after outside query"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier_interval 25500
}
vlmc_query_intvl_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_query_interval == 12500) " &>/dev/null
check_err $? "Wrong default mcast_query_interval global vlan option value"
log_test "Vlan mcast_query_interval global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_interval 200
check_err $? "Could not set mcast_query_interval in vlan 10"
# 1 is sent immediately, then 2 more in the next 5 seconds
vlmc_check_query igmp 2 $swp1 3 5
check_err $? "Wrong number of tagged IGMPv2 general queries sent"
log_test "Vlan 10 mcast_query_interval option changed to 200"
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 2
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_interval 12500
}
vlmc_query_response_intvl_test()
{
RET=0
local goutput=`bridge -j vlan global show`
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
check_err $? "Could not find vlan 10's global options"
echo -n $goutput |
jq -e ".[].vlans[] | select(.vlan == 10 and \
.mcast_query_response_interval == 1000) " &>/dev/null
check_err $? "Wrong default mcast_query_response_interval global vlan option value"
log_test "Vlan mcast_query_response_interval global option default value"
RET=0
bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_response_interval 200
check_err $? "Could not set mcast_query_response_interval in vlan 10"
log_test "Vlan 10 mcast_query_response_interval option changed to 200"
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
}
vlmc_filtering_test()
{
RET=0
ip link set dev br0 type bridge vlan_filtering 0
ip -j -d link show dev br0 | \
jq -e "select(.[0].linkinfo.info_data.mcast_vlan_snooping == 1)" &>/dev/null
check_fail $? "Vlan filtering is disabled but multicast vlan snooping is still enabled"
log_test "Disable multicast vlan snooping when vlan filtering is disabled"
}
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
exit $EXIT_STATUS