tools/testing/selftests/net/forwarding/bridge_mdb.sh

#!/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         |
# | | 2001:db8:1::1/64    |                          | | 2001:db8:1::2/64     |
# | |                     |                          | |                      |
# | |  + $h1.20           |                          | |  + $h2.20            |
# | \  | 198.51.100.1/24  |                          | \  | 198.51.100.2/24   |
# |  \ | 2001:db8:2::1/64 |                          |  \ | 2001:db8:2::2/64  |
# |   \|                  |                          |   \|                   |
# |    + $h1              |                          |    + $h2               |
# +----|------------------+                          +----|-------------------+
#      |                                                  |
# +----|--------------------------------------------------|-------------------+
# | SW |                                                  |                   |
# | +--|--------------------------------------------------|-----------------+ |
# | |  + $swp1                   BR0 (802.1q)             + $swp2           | |
# | |     vid 10                                             vid 10         | |
# | |     vid 20                                             vid 20         | |
# | |                                                                       | |
# | +-----------------------------------------------------------------------+ |
# +---------------------------------------------------------------------------+

ALL_TESTS="
	cfg_test
	fwd_test
	ctrl_test
	disable_test
"

NUM_NETIFS=4
source lib.sh
source tc_common.sh

h1_create()
{
	simple_if_init $h1
	vlan_create $h1 10 v$h1 192.0.2.1/28 2001:db8:1::1/64
	vlan_create $h1 20 v$h1 198.51.100.1/24 2001:db8:2::1/64
}

h1_destroy()
{
	vlan_destroy $h1 20
	vlan_destroy $h1 10
	simple_if_fini $h1
}

h2_create()
{
	simple_if_init $h2
	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
	simple_if_fini $h2
}

switch_create()
{
	local vlan_filtering=$1; shift

	ip link add name br0 type bridge \
		vlan_filtering "$vlan_filtering" vlan_default_pvid 0 \
		mcast_snooping 1 mcast_igmp_version 3 mcast_mld_version 2
	bridge vlan add vid 10 dev br0 self
	bridge vlan add vid 20 dev br0 self
	ip link set dev br0 up

	ip link set dev $swp1 master br0
	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 br0
	ip link set dev $swp2 up
	bridge vlan add vid 10 dev $swp2
	bridge vlan add vid 20 dev $swp2

	tc qdisc add dev br0 clsact
	tc qdisc add dev $h2 clsact
}

switch_destroy()
{
	tc qdisc del dev $h2 clsact
	tc qdisc del dev br0 clsact

	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

	ip link set dev br0 down
	bridge vlan del vid 20 dev br0 self
	bridge vlan del vid 10 dev br0 self
	ip link del dev br0
}

setup_prepare()
{
	h1=${NETIFS[p1]}
	swp1=${NETIFS[p2]}

	swp2=${NETIFS[p3]}
	h2=${NETIFS[p4]}

	vrf_prepare
	forwarding_enable

	h1_create
	h2_create
	switch_create 1
}

cleanup()
{
	pre_cleanup

	switch_destroy
	h2_destroy
	h1_destroy

	forwarding_restore
	vrf_cleanup
}

cfg_test_host_common()
{
	local name=$1; shift
	local grp=$1; shift
	local src=$1; shift
	local state=$1; shift
	local invalid_state=$1; shift

	RET=0

	# Check basic add, replace and delete behavior.
	bridge mdb add dev br0 port br0 grp $grp $state vid 10
	bridge mdb get dev br0 grp $grp vid 10 &> /dev/null
	check_err $? "Failed to add $name host entry"

	bridge mdb replace dev br0 port br0 grp $grp $state vid 10 &> /dev/null
	check_err $? "Failed to replace $name host entry"

	bridge mdb del dev br0 port br0 grp $grp $state vid 10
	bridge mdb get dev br0 grp $grp vid 10 &> /dev/null
	check_fail $? "Failed to delete $name host entry"

	# Check error cases.
	bridge mdb add dev br0 port br0 grp $grp $invalid_state vid 10 \
		&> /dev/null
	check_fail $? "Managed to add $name host entry with a $invalid_state state"

	bridge mdb add dev br0 port br0 grp $grp src $src $state vid 10 \
		&> /dev/null
	check_fail $? "Managed to add $name host entry with a source"

	bridge mdb add dev br0 port br0 grp $grp $state vid 10 \
		filter_mode exclude &> /dev/null
	check_fail $? "Managed to add $name host entry with a filter mode"

	bridge mdb add dev br0 port br0 grp $grp $state vid 10 \
		source_list $src &> /dev/null
	check_fail $? "Managed to add $name host entry with a source list"

	bridge mdb add dev br0 port br0 grp $grp $state vid 10 \
		proto 123 &> /dev/null
	check_fail $? "Managed to add $name host entry with a protocol"

	log_test "Common host entries configuration tests ($name)"
}

# Check configuration of host entries from all types.
cfg_test_host()
{
	echo
	log_info "# Host entries configuration tests"

	cfg_test_host_common "IPv4" "239.1.1.1" "192.0.2.1" "temp" "permanent"
	cfg_test_host_common "IPv6" "ff0e::1" "2001:db8:1::1" "temp" "permanent"
	cfg_test_host_common "L2" "01:02:03:04:05:06" "00:00:00:00:00:01" \
		"permanent" "temp"
}

cfg_test_port_common()
{
	local name=$1;shift
	local grp_key=$1; shift

	RET=0

	# Check basic add, replace and delete behavior.
	bridge mdb add dev br0 port $swp1 $grp_key permanent vid 10
	bridge mdb get dev br0 $grp_key vid 10 &> /dev/null
	check_err $? "Failed to add $name entry"

	bridge mdb replace dev br0 port $swp1 $grp_key permanent vid 10 \
		&> /dev/null
	check_err $? "Failed to replace $name entry"

	bridge mdb del dev br0 port $swp1 $grp_key permanent vid 10
	bridge mdb get dev br0 $grp_key vid 10 &> /dev/null
	check_fail $? "Failed to delete $name entry"

	# Check default protocol and replacement.
	bridge mdb add dev br0 port $swp1 $grp_key permanent vid 10
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "static"
	check_err $? "$name entry not added with default \"static\" protocol"

	bridge mdb replace dev br0 port $swp1 $grp_key permanent vid 10 \
		proto 123
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "123"
	check_err $? "Failed to replace protocol of $name entry"
	bridge mdb del dev br0 port $swp1 $grp_key permanent vid 10

	# Check behavior when VLAN is not specified.
	bridge mdb add dev br0 port $swp1 $grp_key permanent
	bridge mdb get dev br0 $grp_key vid 10 &> /dev/null
	check_err $? "$name entry with VLAN 10 not added when VLAN was not specified"
	bridge mdb get dev br0 $grp_key vid 20 &> /dev/null
	check_err $? "$name entry with VLAN 20 not added when VLAN was not specified"

	bridge mdb del dev br0 port $swp1 $grp_key permanent
	bridge mdb get dev br0 $grp_key vid 10 &> /dev/null
	check_fail $? "$name entry with VLAN 10 not deleted when VLAN was not specified"
	bridge mdb get dev br0 $grp_key vid 20 &> /dev/null
	check_fail $? "$name entry with VLAN 20 not deleted when VLAN was not specified"

	# Check behavior when bridge port is down.
	ip link set dev $swp1 down

	bridge mdb add dev br0 port $swp1 $grp_key permanent vid 10
	check_err $? "Failed to add $name permanent entry when bridge port is down"

	bridge mdb del dev br0 port $swp1 $grp_key permanent vid 10

	bridge mdb add dev br0 port $swp1 $grp_key temp vid 10 &> /dev/null
	check_fail $? "Managed to add $name temporary entry when bridge port is down"

	ip link set dev $swp1 up
	setup_wait_dev $swp1

	# Check error cases.
	ip link set dev br0 down
	bridge mdb add dev br0 port $swp1 $grp_key permanent vid 10 \
		&> /dev/null
	check_fail $? "Managed to add $name entry when bridge is down"
	ip link set dev br0 up

	ip link set dev br0 type bridge mcast_snooping 0
	bridge mdb add dev br0 port $swp1 $grp_key permanent vid \
		10 &> /dev/null
	check_fail $? "Managed to add $name entry when multicast snooping is disabled"
	ip link set dev br0 type bridge mcast_snooping 1

	bridge mdb add dev br0 port $swp1 $grp_key permanent vid 5000 \
		&> /dev/null
	check_fail $? "Managed to add $name entry with an invalid VLAN"

	log_test "Common port group entries configuration tests ($name)"
}

src_list_create()
{
	local src_prefix=$1; shift
	local num_srcs=$1; shift
	local src_list
	local i

	for i in $(seq 1 $num_srcs); do
		src_list=${src_list},${src_prefix}${i}
	done

	echo $src_list | cut -c 2-
}

__cfg_test_port_ip_star_g()
{
	local name=$1; shift
	local grp=$1; shift
	local invalid_grp=$1; shift
	local src_prefix=$1; shift
	local src1=${src_prefix}1
	local src2=${src_prefix}2
	local src3=${src_prefix}3
	local max_srcs=31
	local num_srcs

	RET=0

	bridge mdb add dev br0 port $swp1 grp $grp vid 10
	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "exclude"
	check_err $? "Default filter mode is not \"exclude\""
	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check basic add and delete behavior.
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode exclude \
		source_list $src1
	bridge -d mdb get dev br0 grp $grp vid 10 &> /dev/null
	check_err $? "(*, G) entry not created"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 &> /dev/null
	check_err $? "(S, G) entry not created"
	bridge mdb del dev br0 port $swp1 grp $grp vid 10
	bridge -d mdb get dev br0 grp $grp vid 10 &> /dev/null
	check_fail $? "(*, G) entry not deleted"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 &> /dev/null
	check_fail $? "(S, G) entry not deleted"

	## State (permanent / temp) tests.

	# Check that group and source timer are not set for permanent entries.
	bridge mdb add dev br0 port $swp1 grp $grp permanent vid 10 \
		filter_mode exclude source_list $src1

	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "permanent"
	check_err $? "(*, G) entry not added as \"permanent\" when should"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | \
		grep -q "permanent"
	check_err $? "(S, G) entry not added as \"permanent\" when should"

	bridge -d -s mdb get dev br0 grp $grp vid 10 | grep -q " 0.00"
	check_err $? "(*, G) \"permanent\" entry has a pending group timer"
	bridge -d -s mdb get dev br0 grp $grp vid 10 | grep -q "/0.00"
	check_err $? "\"permanent\" source entry has a pending source timer"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that group timer is set for temporary (*, G) EXCLUDE, but not
	# the source timer.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1

	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "temp"
	check_err $? "(*, G) EXCLUDE entry not added as \"temp\" when should"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "temp"
	check_err $? "(S, G) \"blocked\" entry not added as \"temp\" when should"

	bridge -d -s mdb get dev br0 grp $grp vid 10 | grep -q " 0.00"
	check_fail $? "(*, G) EXCLUDE entry does not have a pending group timer"
	bridge -d -s mdb get dev br0 grp $grp vid 10 | grep -q "/0.00"
	check_err $? "\"blocked\" source entry has a pending source timer"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that group timer is not set for temporary (*, G) INCLUDE, but
	# that the source timer is set.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode include source_list $src1

	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "temp"
	check_err $? "(*, G) INCLUDE entry not added as \"temp\" when should"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "temp"
	check_err $? "(S, G) entry not added as \"temp\" when should"

	bridge -d -s mdb get dev br0 grp $grp vid 10 | grep -q " 0.00"
	check_err $? "(*, G) INCLUDE entry has a pending group timer"
	bridge -d -s mdb get dev br0 grp $grp vid 10 | grep -q "/0.00"
	check_fail $? "Source entry does not have a pending source timer"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that group timer is never set for (S, G) entries.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode include source_list $src1

	bridge -d -s mdb get dev br0 grp $grp src $src1 vid 10 | grep -q " 0.00"
	check_err $? "(S, G) entry has a pending group timer"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	## Filter mode (include / exclude) tests.

	# Check that (*, G) INCLUDE entries are added with correct filter mode
	# and that (S, G) entries are not marked as "blocked".
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 \
		filter_mode include source_list $src1

	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "include"
	check_err $? "(*, G) INCLUDE not added with \"include\" filter mode"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "blocked"
	check_fail $? "(S, G) entry marked as \"blocked\" when should not"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that (*, G) EXCLUDE entries are added with correct filter mode
	# and that (S, G) entries are marked as "blocked".
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 \
		filter_mode exclude source_list $src1

	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "exclude"
	check_err $? "(*, G) EXCLUDE not added with \"exclude\" filter mode"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "blocked"
	check_err $? "(S, G) entry not marked as \"blocked\" when should"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	## Protocol tests.

	# Check that (*, G) and (S, G) entries are added with the specified
	# protocol.
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 \
		filter_mode exclude source_list $src1 proto zebra

	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "zebra"
	check_err $? "(*, G) entry not added with \"zebra\" protocol"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "zebra"
	check_err $? "(S, G) entry not marked added with \"zebra\" protocol"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	## Replace tests.

	# Check that state can be modified.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1

	bridge mdb replace dev br0 port $swp1 grp $grp permanent vid 10 \
		filter_mode exclude source_list $src1
	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "permanent"
	check_err $? "(*, G) entry not marked as \"permanent\" after replace"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "permanent"
	check_err $? "(S, G) entry not marked as \"permanent\" after replace"

	bridge mdb replace dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1
	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "temp"
	check_err $? "(*, G) entry not marked as \"temp\" after replace"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "temp"
	check_err $? "(S, G) entry not marked as \"temp\" after replace"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that filter mode can be modified.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1

	bridge mdb replace dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode include source_list $src1
	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "include"
	check_err $? "(*, G) not marked with \"include\" filter mode after replace"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "blocked"
	check_fail $? "(S, G) marked as \"blocked\" after replace"

	bridge mdb replace dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1
	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "exclude"
	check_err $? "(*, G) not marked with \"exclude\" filter mode after replace"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "blocked"
	check_err $? "(S, G) not marked as \"blocked\" after replace"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that sources can be added to and removed from the source list.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1

	bridge mdb replace dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1,$src2,$src3
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 &> /dev/null
	check_err $? "(S, G) entry for source $src1 not created after replace"
	bridge -d mdb get dev br0 grp $grp src $src2 vid 10 &> /dev/null
	check_err $? "(S, G) entry for source $src2 not created after replace"
	bridge -d mdb get dev br0 grp $grp src $src3 vid 10 &> /dev/null
	check_err $? "(S, G) entry for source $src3 not created after replace"

	bridge mdb replace dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1,$src3
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 &> /dev/null
	check_err $? "(S, G) entry for source $src1 not created after second replace"
	bridge -d mdb get dev br0 grp $grp src $src2 vid 10 &> /dev/null
	check_fail $? "(S, G) entry for source $src2 created after second replace"
	bridge -d mdb get dev br0 grp $grp src $src3 vid 10 &> /dev/null
	check_err $? "(S, G) entry for source $src3 not created after second replace"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	# Check that protocol can be modified.
	bridge mdb add dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1 proto zebra

	bridge mdb replace dev br0 port $swp1 grp $grp temp vid 10 \
		filter_mode exclude source_list $src1 proto bgp
	bridge -d mdb get dev br0 grp $grp vid 10 | grep -q "bgp"
	check_err $? "(*, G) protocol not changed to \"bgp\" after replace"
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep -q "bgp"
	check_err $? "(S, G) protocol not changed to \"bgp\" after replace"

	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	## Star exclude tests.

	# Check star exclude functionality. When adding a new EXCLUDE (*, G),
	# it needs to be also added to all (S, G) entries for proper
	# replication.
	bridge mdb add dev br0 port $swp2 grp $grp vid 10 \
		filter_mode include source_list $src1
	bridge mdb add dev br0 port $swp1 grp $grp vid 10
	bridge -d mdb get dev br0 grp $grp src $src1 vid 10 | grep "$swp1" | \
		grep -q "added_by_star_ex"
	check_err $? "\"added_by_star_ex\" entry not created after adding (*, G) entry"
	bridge mdb del dev br0 port $swp1 grp $grp vid 10
	bridge mdb del dev br0 port $swp2 grp $grp src $src1 vid 10

	## Error cases tests.

	bridge mdb add dev br0 port $swp1 grp $invalid_grp vid 10 &> /dev/null
	check_fail $? "Managed to add an entry with an invalid group"

	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode include \
		&> /dev/null
	check_fail $? "Managed to add an INCLUDE entry with an empty source list"

	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode include \
		source_list $grp &> /dev/null
	check_fail $? "Managed to add an entry with an invalid source in source list"

	bridge mdb add dev br0 port $swp1 grp $grp vid 10 \
		source_list $src &> /dev/null
	check_fail $? "Managed to add an entry with a source list and no filter mode"

	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode include \
		source_list $src1
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode exclude \
		source_list $src1 &> /dev/null
	check_fail $? "Managed to replace an entry without using replace"
	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	bridge mdb add dev br0 port $swp1 grp $grp src $src2 vid 10
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode include \
		source_list $src1,$src2,$src3 &> /dev/null
	check_fail $? "Managed to add a source that already has a forwarding entry"
	bridge mdb del dev br0 port $swp1 grp $grp src $src2 vid 10

	# Check maximum number of sources.
	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode exclude \
		source_list $(src_list_create $src_prefix $max_srcs)
	num_srcs=$(bridge -d mdb show dev br0 vid 10 | grep "$grp" | \
		grep "src" | wc -l)
	[[ $num_srcs -eq $max_srcs ]]
	check_err $? "Failed to configure maximum number of sources ($max_srcs)"
	bridge mdb del dev br0 port $swp1 grp $grp vid 10

	bridge mdb add dev br0 port $swp1 grp $grp vid 10 filter_mode exclude \
		source_list $(src_list_create $src_prefix $((max_srcs + 1))) \
		&> /dev/null
	check_fail $? "Managed to exceed maximum number of sources ($max_srcs)"

	log_test "$name (*, G) port group entries configuration tests"
}

cfg_test_port_ip_star_g()
{
	echo
	log_info "# Port group entries configuration tests - (*, G)"

	cfg_test_port_common "IPv4 (*, G)" "grp 239.1.1.1"
	cfg_test_port_common "IPv6 (*, G)" "grp ff0e::1"
	__cfg_test_port_ip_star_g "IPv4" "239.1.1.1" "224.0.0.1" "192.0.2."
	__cfg_test_port_ip_star_g "IPv6" "ff0e::1" "ff02::1" "2001:db8:1::"
}

__cfg_test_port_ip_sg()
{
	local name=$1; shift
	local grp=$1; shift
	local src=$1; shift
	local grp_key="grp $grp src $src"

	RET=0

	bridge mdb add dev br0 port $swp1 $grp_key vid 10
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "include"
	check_err $? "Default filter mode is not \"include\""
	bridge mdb del dev br0 port $swp1 $grp_key vid 10

	# Check that entries can be added as both permanent and temp and that
	# group timer is set correctly.
	bridge mdb add dev br0 port $swp1 $grp_key permanent vid 10
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "permanent"
	check_err $? "Entry not added as \"permanent\" when should"
	bridge -d -s mdb get dev br0 $grp_key vid 10 | grep -q " 0.00"
	check_err $? "\"permanent\" entry has a pending group timer"
	bridge mdb del dev br0 port $swp1 $grp_key vid 10

	bridge mdb add dev br0 port $swp1 $grp_key temp vid 10
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "temp"
	check_err $? "Entry not added as \"temp\" when should"
	bridge -d -s mdb get dev br0 $grp_key vid 10 | grep -q " 0.00"
	check_fail $? "\"temp\" entry has an unpending group timer"
	bridge mdb del dev br0 port $swp1 $grp_key vid 10

	# Check error cases.
	bridge mdb add dev br0 port $swp1 $grp_key vid 10 \
		filter_mode include &> /dev/null
	check_fail $? "Managed to add an entry with a filter mode"

	bridge mdb add dev br0 port $swp1 $grp_key vid 10 \
		filter_mode include source_list $src &> /dev/null
	check_fail $? "Managed to add an entry with a source list"

	bridge mdb add dev br0 port $swp1 grp $grp src $grp vid 10 &> /dev/null
	check_fail $? "Managed to add an entry with an invalid source"

	bridge mdb add dev br0 port $swp1 $grp_key vid 10 temp
	bridge mdb add dev br0 port $swp1 $grp_key vid 10 permanent &> /dev/null
	check_fail $? "Managed to replace an entry without using replace"
	bridge mdb del dev br0 port $swp1 $grp_key vid 10

	# Check that we can replace available attributes.
	bridge mdb add dev br0 port $swp1 $grp_key vid 10 proto 123
	bridge mdb replace dev br0 port $swp1 $grp_key vid 10 proto 111
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "111"
	check_err $? "Failed to replace protocol"

	bridge mdb replace dev br0 port $swp1 $grp_key vid 10 permanent
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "permanent"
	check_err $? "Entry not marked as \"permanent\" after replace"
	bridge -d -s mdb get dev br0 $grp_key vid 10 | grep -q " 0.00"
	check_err $? "Entry has a pending group timer after replace"

	bridge mdb replace dev br0 port $swp1 $grp_key vid 10 temp
	bridge -d mdb get dev br0 $grp_key vid 10 | grep -q "temp"
	check_err $? "Entry not marked as \"temp\" after replace"
	bridge -d -s mdb get dev br0 $grp_key vid 10 | grep -q " 0.00"
	check_fail $? "Entry has an unpending group timer after replace"
	bridge mdb del dev br0 port $swp1 $grp_key vid 10

	# Check star exclude functionality. When adding a (S, G), all matching
	# (*, G) ports need to be added to it.
	bridge mdb add dev br0 port $swp2 grp $grp vid 10
	bridge mdb add dev br0 port $swp1 $grp_key vid 10
	bridge mdb get dev br0 $grp_key vid 10 | grep $swp2 | \
		grep -q "added_by_star_ex"
	check_err $? "\"added_by_star_ex\" entry not created after adding (S, G) entry"
	bridge mdb del dev br0 port $swp1 $grp_key vid 10
	bridge mdb del dev br0 port $swp2 grp $grp vid 10

	log_test "$name (S, G) port group entries configuration tests"
}

cfg_test_port_ip_sg()
{
	echo
	log_info "# Port group entries configuration tests - (S, G)"

	cfg_test_port_common "IPv4 (S, G)" "grp 239.1.1.1 src 192.0.2.1"
	cfg_test_port_common "IPv6 (S, G)" "grp ff0e::1 src 2001:db8:1::1"
	__cfg_test_port_ip_sg "IPv4" "239.1.1.1" "192.0.2.1"
	__cfg_test_port_ip_sg "IPv6" "ff0e::1" "2001:db8:1::1"
}

cfg_test_port_ip()
{
	cfg_test_port_ip_star_g
	cfg_test_port_ip_sg
}

__cfg_test_port_l2()
{
	local grp="01:02:03:04:05:06"

	RET=0

	bridge meb add dev br0 port $swp grp 00:01:02:03:04:05 \
		permanent vid 10 &> /dev/null
	check_fail $? "Managed to add an entry with unicast MAC"

	bridge mdb add dev br0 port $swp grp $grp src 00:01:02:03:04:05 \
		permanent vid 10 &> /dev/null
	check_fail $? "Managed to add an entry with a source"

	bridge mdb add dev br0 port $swp1 grp $grp permanent vid 10 \
		filter_mode include &> /dev/null
	check_fail $? "Managed to add an entry with a filter mode"

	bridge mdb add dev br0 port $swp1 grp $grp permanent vid 10 \
		source_list 00:01:02:03:04:05 &> /dev/null
	check_fail $? "Managed to add an entry with a source list"

	log_test "L2 (*, G) port group entries configuration tests"
}

cfg_test_port_l2()
{
	echo
	log_info "# Port group entries configuration tests - L2"

	cfg_test_port_common "L2 (*, G)" "grp 01:02:03:04:05:06"
	__cfg_test_port_l2
}

# Check configuration of regular (port) entries of all types.
cfg_test_port()
{
	cfg_test_port_ip
	cfg_test_port_l2
}

ipv4_grps_get()
{
	local max_grps=$1; shift
	local i

	for i in $(seq 0 $((max_grps - 1))); do
		echo "239.1.1.$i"
	done
}

ipv6_grps_get()
{
	local max_grps=$1; shift
	local i

	for i in $(seq 0 $((max_grps - 1))); do
		echo "ff0e::$(printf %x $i)"
	done
}

l2_grps_get()
{
	local max_grps=$1; shift
	local i

	for i in $(seq 0 $((max_grps - 1))); do
		echo "01:00:00:00:00:$(printf %02x $i)"
	done
}

cfg_test_dump_common()
{
	local name=$1; shift
	local fn=$1; shift
	local max_bridges=2
	local max_grps=256
	local max_ports=32
	local num_entries
	local batch_file
	local grp
	local i j

	RET=0

	# Create net devices.
	for i in $(seq 1 $max_bridges); do
		ip link add name br-test${i} up type bridge vlan_filtering 1 \
			mcast_snooping 1
		for j in $(seq 1 $max_ports); do
			ip link add name br-test${i}-du${j} up \
				master br-test${i} type dummy
		done
	done

	# Create batch file with MDB entries.
	batch_file=$(mktemp)
	for i in $(seq 1 $max_bridges); do
		for j in $(seq 1 $max_ports); do
			for grp in $($fn $max_grps); do
				echo "mdb add dev br-test${i} \
					port br-test${i}-du${j} grp $grp \
					permanent vid 1" >> $batch_file
			done
		done
	done

	# Program the batch file and check for expected number of entries.
	bridge -b $batch_file
	for i in $(seq 1 $max_bridges); do
		num_entries=$(bridge mdb show dev br-test${i} | \
			grep "permanent" | wc -l)
		[[ $num_entries -eq $((max_grps * max_ports)) ]]
		check_err $? "Wrong number of entries in br-test${i}"
	done

	# Cleanup.
	rm $batch_file
	for i in $(seq 1 $max_bridges); do
		ip link del dev br-test${i}
		for j in $(seq $max_ports); do
			ip link del dev br-test${i}-du${j}
		done
	done

	log_test "$name large scale dump tests"
}

# Check large scale dump.
cfg_test_dump()
{
	echo
	log_info "# Large scale dump tests"

	cfg_test_dump_common "IPv4" ipv4_grps_get
	cfg_test_dump_common "IPv6" ipv6_grps_get
	cfg_test_dump_common "L2" l2_grps_get
}

# Check flush functionality with different parameters.
cfg_test_flush()
{
	local num_entries

	# Add entries with different attributes and check that they are all
	# flushed when the flush command is given with no parameters.

	# Different port.
	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 vid 10
	bridge mdb add dev br0 port $swp2 grp 239.1.1.2 vid 10

	# Different VLAN ID.
	bridge mdb add dev br0 port $swp1 grp 239.1.1.3 vid 10
	bridge mdb add dev br0 port $swp1 grp 239.1.1.4 vid 20

	# Different routing protocol.
	bridge mdb add dev br0 port $swp1 grp 239.1.1.5 vid 10 proto bgp
	bridge mdb add dev br0 port $swp1 grp 239.1.1.6 vid 10 proto zebra

	# Different state.
	bridge mdb add dev br0 port $swp1 grp 239.1.1.7 vid 10 permanent
	bridge mdb add dev br0 port $swp1 grp 239.1.1.8 vid 10 temp

	bridge mdb flush dev br0
	num_entries=$(bridge mdb show dev br0 | wc -l)
	[[ $num_entries -eq 0 ]]
	check_err $? 0 "Not all entries flushed after flush all"

	# Check that when flushing by port only entries programmed with the
	# specified port are flushed and the rest are not.

	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 vid 10
	bridge mdb add dev br0 port $swp2 grp 239.1.1.1 vid 10
	bridge mdb add dev br0 port br0 grp 239.1.1.1 vid 10

	bridge mdb flush dev br0 port $swp1

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp1"
	check_fail $? "Entry not flushed by specified port"
	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp2"
	check_err $? "Entry flushed by wrong port"
	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port br0"
	check_err $? "Host entry flushed by wrong port"

	bridge mdb flush dev br0 port br0

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port br0"
	check_fail $? "Host entry not flushed by specified port"

	bridge mdb flush dev br0

	# Check that when flushing by VLAN ID only entries programmed with the
	# specified VLAN ID are flushed and the rest are not.

	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 vid 10
	bridge mdb add dev br0 port $swp2 grp 239.1.1.1 vid 10
	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 vid 20
	bridge mdb add dev br0 port $swp2 grp 239.1.1.1 vid 20

	bridge mdb flush dev br0 vid 10

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 &> /dev/null
	check_fail $? "Entry not flushed by specified VLAN ID"
	bridge mdb get dev br0 grp 239.1.1.1 vid 20 &> /dev/null
	check_err $? "Entry flushed by wrong VLAN ID"

	bridge mdb flush dev br0

	# Check that all permanent entries are flushed when "permanent" is
	# specified and that temporary entries are not.

	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 permanent vid 10
	bridge mdb add dev br0 port $swp2 grp 239.1.1.1 temp vid 10

	bridge mdb flush dev br0 permanent

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp1"
	check_fail $? "Entry not flushed by \"permanent\" state"
	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp2"
	check_err $? "Entry flushed by wrong state (\"permanent\")"

	bridge mdb flush dev br0

	# Check that all temporary entries are flushed when "nopermanent" is
	# specified and that permanent entries are not.

	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 permanent vid 10
	bridge mdb add dev br0 port $swp2 grp 239.1.1.1 temp vid 10

	bridge mdb flush dev br0 nopermanent

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp1"
	check_err $? "Entry flushed by wrong state (\"nopermanent\")"
	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp2"
	check_fail $? "Entry not flushed by \"nopermanent\" state"

	bridge mdb flush dev br0

	# Check that L2 host entries are not flushed when "nopermanent" is
	# specified, but flushed when "permanent" is specified.

	bridge mdb add dev br0 port br0 grp 01:02:03:04:05:06 permanent vid 10

	bridge mdb flush dev br0 nopermanent

	bridge mdb get dev br0 grp 01:02:03:04:05:06 vid 10 &> /dev/null
	check_err $? "L2 host entry flushed by wrong state (\"nopermanent\")"

	bridge mdb flush dev br0 permanent

	bridge mdb get dev br0 grp 01:02:03:04:05:06 vid 10 &> /dev/null
	check_fail $? "L2 host entry not flushed by \"permanent\" state"

	bridge mdb flush dev br0

	# Check that IPv4 host entries are not flushed when "permanent" is
	# specified, but flushed when "nopermanent" is specified.

	bridge mdb add dev br0 port br0 grp 239.1.1.1 temp vid 10

	bridge mdb flush dev br0 permanent

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 &> /dev/null
	check_err $? "IPv4 host entry flushed by wrong state (\"permanent\")"

	bridge mdb flush dev br0 nopermanent

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 &> /dev/null
	check_fail $? "IPv4 host entry not flushed by \"nopermanent\" state"

	bridge mdb flush dev br0

	# Check that IPv6 host entries are not flushed when "permanent" is
	# specified, but flushed when "nopermanent" is specified.

	bridge mdb add dev br0 port br0 grp ff0e::1 temp vid 10

	bridge mdb flush dev br0 permanent

	bridge mdb get dev br0 grp ff0e::1 vid 10 &> /dev/null
	check_err $? "IPv6 host entry flushed by wrong state (\"permanent\")"

	bridge mdb flush dev br0 nopermanent

	bridge mdb get dev br0 grp ff0e::1 vid 10 &> /dev/null
	check_fail $? "IPv6 host entry not flushed by \"nopermanent\" state"

	bridge mdb flush dev br0

	# Check that when flushing by routing protocol only entries programmed
	# with the specified routing protocol are flushed and the rest are not.

	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 vid 10 proto bgp
	bridge mdb add dev br0 port $swp2 grp 239.1.1.1 vid 10 proto zebra
	bridge mdb add dev br0 port br0 grp 239.1.1.1 vid 10

	bridge mdb flush dev br0 proto bgp

	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp1"
	check_fail $? "Entry not flushed by specified routing protocol"
	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port $swp2"
	check_err $? "Entry flushed by wrong routing protocol"
	bridge mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q "port br0"
	check_err $? "Host entry flushed by wrong routing protocol"

	bridge mdb flush dev br0

	# Test that an error is returned when trying to flush using unsupported
	# parameters.

	bridge mdb flush dev br0 src_vni 10 &> /dev/null
	check_fail $? "Managed to flush by source VNI"

	bridge mdb flush dev br0 dst 198.51.100.1 &> /dev/null
	check_fail $? "Managed to flush by destination IP"

	bridge mdb flush dev br0 dst_port 4789 &> /dev/null
	check_fail $? "Managed to flush by UDP destination port"

	bridge mdb flush dev br0 vni 10 &> /dev/null
	check_fail $? "Managed to flush by destination VNI"

	log_test "Flush tests"
}

cfg_test()
{
	cfg_test_host
	cfg_test_port
	cfg_test_dump
	cfg_test_flush
}

__fwd_test_host_ip()
{
	local grp=$1; shift
	local dmac=$1; shift
	local src=$1; shift
	local mode=$1; shift
	local name
	local eth_type

	RET=0

	if [[ $mode == "-4" ]]; then
		name="IPv4"
		eth_type="ipv4"
	else
		name="IPv6"
		eth_type="ipv6"
	fi

	tc filter add dev br0 ingress protocol 802.1q pref 1 handle 1 flower \
		vlan_ethtype $eth_type vlan_id 10 dst_ip $grp src_ip $src \
		action drop

	# Packet should only be flooded to multicast router ports when there is
	# no matching MDB entry. The bridge is not configured as a multicast
	# router port.
	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $src -B $grp -t udp -q
	tc_check_packets "dev br0 ingress" 1 0
	check_err $? "Packet locally received after flood"

	# Install a regular port group entry and expect the packet to not be
	# locally received.
	bridge mdb add dev br0 port $swp2 grp $grp temp vid 10
	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $src -B $grp -t udp -q
	tc_check_packets "dev br0 ingress" 1 0
	check_err $? "Packet locally received after installing a regular entry"

	# Add a host entry and expect the packet to be locally received.
	bridge mdb add dev br0 port br0 grp $grp temp vid 10
	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $src -B $grp -t udp -q
	tc_check_packets "dev br0 ingress" 1 1
	check_err $? "Packet not locally received after adding a host entry"

	# Remove the host entry and expect the packet to not be locally
	# received.
	bridge mdb del dev br0 port br0 grp $grp vid 10
	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $src -B $grp -t udp -q
	tc_check_packets "dev br0 ingress" 1 1
	check_err $? "Packet locally received after removing a host entry"

	bridge mdb del dev br0 port $swp2 grp $grp vid 10

	tc filter del dev br0 ingress protocol 802.1q pref 1 handle 1 flower

	log_test "$name host entries forwarding tests"
}

fwd_test_host_ip()
{
	__fwd_test_host_ip "239.1.1.1" "01:00:5e:01:01:01" "192.0.2.1" "-4"
	__fwd_test_host_ip "ff0e::1" "33:33:00:00:00:01" "2001:db8:1::1" "-6"
}

fwd_test_host_l2()
{
	local dmac=01:02:03:04:05:06

	RET=0

	tc filter add dev br0 ingress protocol all pref 1 handle 1 flower \
		dst_mac $dmac action drop

	# Packet should be flooded and locally received when there is no
	# matching MDB entry.
	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev br0 ingress" 1 1
	check_err $? "Packet not locally received after flood"

	# Install a regular port group entry and expect the packet to not be
	# locally received.
	bridge mdb add dev br0 port $swp2 grp $dmac permanent vid 10
	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev br0 ingress" 1 1
	check_err $? "Packet locally received after installing a regular entry"

	# Add a host entry and expect the packet to be locally received.
	bridge mdb add dev br0 port br0 grp $dmac permanent vid 10
	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev br0 ingress" 1 2
	check_err $? "Packet not locally received after adding a host entry"

	# Remove the host entry and expect the packet to not be locally
	# received.
	bridge mdb del dev br0 port br0 grp $dmac permanent vid 10
	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev br0 ingress" 1 2
	check_err $? "Packet locally received after removing a host entry"

	bridge mdb del dev br0 port $swp2 grp $dmac permanent vid 10

	tc filter del dev br0 ingress protocol all pref 1 handle 1 flower

	log_test "L2 host entries forwarding tests"
}

fwd_test_host()
{
	# Disable multicast router on the bridge to ensure that packets are
	# only locally received when a matching host entry is present.
	ip link set dev br0 type bridge mcast_router 0

	fwd_test_host_ip
	fwd_test_host_l2

	ip link set dev br0 type bridge mcast_router 1
}

__fwd_test_port_ip()
{
	local grp=$1; shift
	local dmac=$1; shift
	local valid_src=$1; shift
	local invalid_src=$1; shift
	local mode=$1; shift
	local filter_mode=$1; shift
	local name
	local eth_type
	local src_list

	RET=0

	if [[ $mode == "-4" ]]; then
		name="IPv4"
		eth_type="ipv4"
	else
		name="IPv6"
		eth_type="ipv6"
	fi

	# The valid source is the one we expect to get packets from after
	# adding the entry.
	if [[ $filter_mode == "include" ]]; then
		src_list=$valid_src
	else
		src_list=$invalid_src
	fi

	tc filter add dev $h2 ingress protocol 802.1q pref 1 handle 1 flower \
		vlan_ethtype $eth_type vlan_id 10 dst_ip $grp \
		src_ip $valid_src action drop
	tc filter add dev $h2 ingress protocol 802.1q pref 1 handle 2 flower \
		vlan_ethtype $eth_type vlan_id 10 dst_ip $grp \
		src_ip $invalid_src action drop

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $valid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 1 0
	check_err $? "Packet from valid source received on H2 before adding entry"

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $invalid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 2 0
	check_err $? "Packet from invalid source received on H2 before adding entry"

	bridge mdb add dev br0 port $swp2 grp $grp vid 10 \
		filter_mode $filter_mode source_list $src_list

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $valid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 1 1
	check_err $? "Packet from valid source not received on H2 after adding entry"

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $invalid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 2 0
	check_err $? "Packet from invalid source received on H2 after adding entry"

	bridge mdb replace dev br0 port $swp2 grp $grp vid 10 \
		filter_mode exclude

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $valid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 1 2
	check_err $? "Packet from valid source not received on H2 after allowing all sources"

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $invalid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 2 1
	check_err $? "Packet from invalid source not received on H2 after allowing all sources"

	bridge mdb del dev br0 port $swp2 grp $grp vid 10

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $valid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 1 2
	check_err $? "Packet from valid source received on H2 after deleting entry"

	$MZ $mode $h1.10 -a own -b $dmac -c 1 -p 128 -A $invalid_src -B $grp -t udp -q
	tc_check_packets "dev $h2 ingress" 2 1
	check_err $? "Packet from invalid source received on H2 after deleting entry"

	tc filter del dev $h2 ingress protocol 802.1q pref 1 handle 2 flower
	tc filter del dev $h2 ingress protocol 802.1q pref 1 handle 1 flower

	log_test "$name port group \"$filter_mode\" entries forwarding tests"
}

fwd_test_port_ip()
{
	__fwd_test_port_ip "239.1.1.1" "01:00:5e:01:01:01" "192.0.2.1" "192.0.2.2" "-4" "exclude"
	__fwd_test_port_ip "ff0e::1" "33:33:00:00:00:01" "2001:db8:1::1" "2001:db8:1::2" "-6" \
		"exclude"
	__fwd_test_port_ip "239.1.1.1" "01:00:5e:01:01:01" "192.0.2.1" "192.0.2.2" "-4" "include"
	__fwd_test_port_ip "ff0e::1" "33:33:00:00:00:01" "2001:db8:1::1" "2001:db8:1::2" "-6" \
		"include"
}

fwd_test_port_l2()
{
	local dmac=01:02:03:04:05:06

	RET=0

	tc filter add dev $h2 ingress protocol all pref 1 handle 1 flower \
		dst_mac $dmac action drop

	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev $h2 ingress" 1 0
	check_err $? "Packet received on H2 before adding entry"

	bridge mdb add dev br0 port $swp2 grp $dmac permanent vid 10
	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev $h2 ingress" 1 1
	check_err $? "Packet not received on H2 after adding entry"

	bridge mdb del dev br0 port $swp2 grp $dmac permanent vid 10
	$MZ $h1.10 -c 1 -p 128 -a own -b $dmac -q
	tc_check_packets "dev $h2 ingress" 1 1
	check_err $? "Packet received on H2 after deleting entry"

	tc filter del dev $h2 ingress protocol all pref 1 handle 1 flower

	log_test "L2 port entries forwarding tests"
}

fwd_test_port()
{
	# Disable multicast flooding to ensure that packets are only forwarded
	# out of a port when a matching port group entry is present.
	bridge link set dev $swp2 mcast_flood off

	fwd_test_port_ip
	fwd_test_port_l2

	bridge link set dev $swp2 mcast_flood on
}

fwd_test()
{
	echo
	log_info "# Forwarding tests"

	# Set the Max Response Delay to 100 centiseconds (1 second) so that the
	# bridge will start forwarding according to its MDB soon after a
	# multicast querier is enabled.
	ip link set dev br0 type bridge mcast_query_response_interval 100

	# Forwarding according to MDB entries only takes place when the bridge
	# detects that there is a valid querier in the network. Set the bridge
	# as the querier and assign it a valid IPv6 link-local address to be
	# used as the source address for MLD queries.
	ip -6 address add fe80::1/64 nodad dev br0
	ip link set dev br0 type bridge mcast_querier 1
	sleep 10

	fwd_test_host
	fwd_test_port

	ip link set dev br0 type bridge mcast_querier 0
	ip -6 address del fe80::1/64 dev br0
	ip link set dev br0 type bridge mcast_query_response_interval 1000
}

ctrl_igmpv3_is_in_test()
{
	RET=0

	# Add a permanent entry and check that it is not affected by the
	# received IGMP packet.
	bridge mdb add dev br0 port $swp1 grp 239.1.1.1 permanent vid 10 \
		filter_mode include source_list 192.0.2.1

	# IS_IN ( 192.0.2.2 )
	$MZ $h1.10 -c 1 -a own -b 01:00:5e:01:01:01 -A 192.0.2.1 -B 239.1.1.1 \
		-t ip proto=2,p=$(igmpv3_is_in_get 239.1.1.1 192.0.2.2) -q

	bridge mdb get dev br0 grp 239.1.1.1 src 192.0.2.2 vid 10 &> /dev/null
	check_fail $? "Permanent entry affected by IGMP packet"

	# Replace the permanent entry with a temporary one and check that after
	# processing the IGMP packet, a new source is added to the list along
	# with a new forwarding entry.
	bridge mdb replace dev br0 port $swp1 grp 239.1.1.1 temp vid 10 \
		filter_mode include source_list 192.0.2.1

	# IS_IN ( 192.0.2.2 )
	$MZ $h1.10 -a own -b 01:00:5e:01:01:01 -c 1 -A 192.0.2.1 -B 239.1.1.1 \
		-t ip proto=2,p=$(igmpv3_is_in_get 239.1.1.1 192.0.2.2) -q

	bridge -d mdb get dev br0 grp 239.1.1.1 vid 10 | grep -q 192.0.2.2
	check_err $? "Source not add to source list"

	bridge mdb get dev br0 grp 239.1.1.1 src 192.0.2.2 vid 10 &> /dev/null
	check_err $? "(S, G) entry not created for new source"

	bridge mdb del dev br0 port $swp1 grp 239.1.1.1 vid 10

	log_test "IGMPv3 MODE_IS_INCLUDE tests"
}

ctrl_mldv2_is_in_test()
{
	RET=0

	# Add a permanent entry and check that it is not affected by the
	# received MLD packet.
	bridge mdb add dev br0 port $swp1 grp ff0e::1 permanent vid 10 \
		filter_mode include source_list 2001:db8:1::1

	# IS_IN ( 2001:db8:1::2 )
	local p=$(mldv2_is_in_get fe80::1 ff0e::1 2001:db8:1::2)
	$MZ -6 $h1.10 -a own -b 33:33:00:00:00:01 -c 1 -A fe80::1 -B ff0e::1 \
		-t ip hop=1,next=0,p="$p" -q

	bridge mdb get dev br0 grp ff0e::1 src 2001:db8:1::2 vid 10 &> /dev/null
	check_fail $? "Permanent entry affected by MLD packet"

	# Replace the permanent entry with a temporary one and check that after
	# processing the MLD packet, a new source is added to the list along
	# with a new forwarding entry.
	bridge mdb replace dev br0 port $swp1 grp ff0e::1 temp vid 10 \
		filter_mode include source_list 2001:db8:1::1

	# IS_IN ( 2001:db8:1::2 )
	$MZ -6 $h1.10 -a own -b 33:33:00:00:00:01 -c 1 -A fe80::1 -B ff0e::1 \
		-t ip hop=1,next=0,p="$p" -q

	bridge -d mdb get dev br0 grp ff0e::1 vid 10 | grep -q 2001:db8:1::2
	check_err $? "Source not add to source list"

	bridge mdb get dev br0 grp ff0e::1 src 2001:db8:1::2 vid 10 &> /dev/null
	check_err $? "(S, G) entry not created for new source"

	bridge mdb del dev br0 port $swp1 grp ff0e::1 vid 10

	log_test "MLDv2 MODE_IS_INCLUDE tests"
}

ctrl_test()
{
	echo
	log_info "# Control packets tests"

	ctrl_igmpv3_is_in_test
	ctrl_mldv2_is_in_test
}

check_group()
{
	local group=$1; shift
	local vid=$1; shift
	local should_fail=$1; shift
	local when=$1; shift
	local -a vidkws

	if ((vid)); then
		vidkws=(vid "$vid")
	fi

	bridge mdb get dev br0 grp "$group" "${vidkws[@]}" 2>/dev/null |
		grep -q "port $swp1"
	check_err_fail "$should_fail" $? "$group seen $when snooping disable:"
}

__disable_test()
{
	local vid=$1; shift
	local what=$1; shift
	local -a vidkws

	if ((vid)); then
		vidkws=(vid "$vid")
	fi

	RET=0

	bridge mdb add dev br0 port "$swp1" grp ff0e::1 permanent \
		"${vidkws[@]}" filter_mode include source_list 2001:db8:1::1
	bridge mdb add dev br0 port "$swp1" grp ff0e::2 permanent \
		"${vidkws[@]}" filter_mode exclude

	bridge mdb add dev br0 port "$swp1" grp ff0e::3 \
		"${vidkws[@]}" filter_mode include source_list 2001:db8:1::2
	bridge mdb add dev br0 port "$swp1" grp ff0e::4 \
		"${vidkws[@]}" filter_mode exclude

	bridge mdb add dev br0 port "$swp1" grp 239.1.1.1 permanent \
		"${vidkws[@]}" filter_mode include source_list 192.0.2.1
	bridge mdb add dev br0 port "$swp1" grp 239.1.1.2 permanent \
		"${vidkws[@]}" filter_mode exclude

	bridge mdb add dev br0 port "$swp1" grp 239.1.1.3 \
		"${vidkws[@]}" filter_mode include source_list 192.0.2.2
	bridge mdb add dev br0 port "$swp1" grp 239.1.1.4 \
		"${vidkws[@]}" filter_mode exclude

	check_group ff0e::1 "$vid" 0 "before"
	check_group ff0e::2 "$vid" 0 "before"
	check_group ff0e::3 "$vid" 0 "before"
	check_group ff0e::4 "$vid" 0 "before"

	check_group 239.1.1.1 "$vid" 0 "before"
	check_group 239.1.1.2 "$vid" 0 "before"
	check_group 239.1.1.3 "$vid" 0 "before"
	check_group 239.1.1.4 "$vid" 0 "before"

	ip link set dev br0 type bridge mcast_snooping 0

	check_group ff0e::1 "$vid" 0 "after"
	check_group ff0e::2 "$vid" 0 "after"
	check_group ff0e::3 "$vid" 1 "after"
	check_group ff0e::4 "$vid" 1 "after"

	check_group 239.1.1.1 "$vid" 0 "after"
	check_group 239.1.1.2 "$vid" 0 "after"
	check_group 239.1.1.3 "$vid" 1 "after"
	check_group 239.1.1.4 "$vid" 1 "after"

	log_test "$what: Flush after disable"

	ip link set dev br0 type bridge mcast_snooping 1
	sleep 10
}

disable_test()
{
	__disable_test 10 802.1q

	switch_destroy
	switch_create 0
	setup_wait

	__disable_test 0 802.1d

	switch_destroy
	switch_create 1
	setup_wait
}

if ! bridge mdb help 2>&1 | grep -q "flush"; then
	echo "SKIP: iproute2 too old, missing bridge mdb flush support"
	exit $ksft_skip
fi

trap cleanup EXIT

setup_prepare
setup_wait
tests_run

exit $EXIT_STATUS