#! /usr/bin/atf-sh
#	$NetBSD: net_common.sh,v 1.18.2.4 2018/02/26 00:41:13 snj Exp $
#
# Copyright (c) 2016 Internet Initiative Japan Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

#
# Common utility functions for tests/net
#

HIJACKING="env LD_PRELOAD=/usr/lib/librumphijack.so \
    RUMPHIJACK=path=/rump,socket=all:nolocal,sysctl=yes"
ONEDAYISH="(23h5[0-9]m|1d0h0m)[0-9]+s ?"

extract_new_packets()
{
	local bus=$1
	local old=./.__old

	if [ ! -f $old ]; then
		old=/dev/null
	fi

	shmif_dumpbus -p - $bus 2>/dev/null| \
	    tcpdump -n -e -r - 2>/dev/null > ./.__new
	diff -u $old ./.__new |grep '^+' |cut -d '+' -f 2 > ./.__diff
	mv -f ./.__new ./.__old
	cat ./.__diff
}

check_route()
{
	local target=$1
	local gw=$2
	local flags=${3:-\.\+}
	local ifname=${4:-\.\+}

	target=$(echo $target |sed 's/\./\\./g')
	if [ "$gw" = "" ]; then
		gw=".+"
	else
		gw=$(echo $gw |sed 's/\./\\./g')
	fi

	atf_check -s exit:0 -e ignore \
	    -o match:"^$target +$gw +$flags +- +- +.+ +$ifname" \
	    rump.netstat -rn
}

check_route_flags()
{

	check_route "$1" "" "$2" ""
}

check_route_gw()
{

	check_route "$1" "$2" "" ""
}

check_route_no_entry()
{
	local target=$(echo $1 |sed 's/\./\\./g')

	atf_check -s exit:0 -e ignore -o not-match:"^$target" \
	    rump.netstat -rn
}

get_linklocal_addr()
{

	export RUMP_SERVER=${1}
	rump.ifconfig ${2} inet6 |
	    awk "/fe80/ {sub(/%$2/, \"\"); sub(/\\/[0-9]*/, \"\"); print \$2;}"
	unset RUMP_SERVER

	return 0
}

get_macaddr()
{

	env RUMP_SERVER=${1} \
	    rump.ifconfig ${2} |awk '/address/ {print $2;}'
}

HTTPD_PID=./.__httpd.pid
start_httpd()
{
	local sock=$1
	local ip=$2
	local backup=$RUMP_SERVER

	export RUMP_SERVER=$sock

	# start httpd in daemon mode
	atf_check -s exit:0 env LD_PRELOAD=/usr/lib/librumphijack.so \
	    /usr/libexec/httpd -P $HTTPD_PID -i $ip -b -s $(pwd)

	export RUMP_SERVER=$backup

	sleep 3
}

stop_httpd()
{

	if [ -f $HTTPD_PID ]; then
		kill -9 $(cat $HTTPD_PID)
		rm -f $HTTPD_PID
		sleep 1
	fi
}

NC_PID=./.__nc.pid
start_nc_server()
{
	local sock=$1
	local port=$2
	local outfile=$3
	local proto=${4:-ipv4}
	local backup=$RUMP_SERVER
	local pid= opts=

	export RUMP_SERVER=$sock

	if [ $proto = ipv4 ]; then
		opts="-l -4"
	else
		opts="-l -6"
	fi

	env LD_PRELOAD=/usr/lib/librumphijack.so \
	    nc $opts $port > $outfile &
	pid=$!
	echo $pid > $NC_PID

	if [ $proto = ipv4 ]; then
		$DEBUG && rump.netstat -a -f inet
	else
		$DEBUG && rump.netstat -a -f inet6
	fi

	export RUMP_SERVER=$backup

	sleep 1
}

stop_nc_server()
{

	if [ -f $NC_PID ]; then
		kill -9 $(cat $NC_PID)
		rm -f $NC_PID
		sleep 1
	fi
}

BASIC_LIBS="-lrumpnet -lrumpnet_net -lrumpnet_netinet \
    -lrumpnet_shmif -lrumpdev"
FS_LIBS="$BASIC_LIBS -lrumpvfs -lrumpfs_ffs"
CRYPTO_LIBS="$BASIC_LIBS -lrumpvfs -lrumpdev_opencrypto \
    -lrumpkern_z -lrumpkern_crypto"
NPF_LIBS="$BASIC_LIBS -lrumpvfs -lrumpdev_bpf -lrumpnet_npf"

# We cannot keep variables between test phases, so need to store in files
_rump_server_socks=./.__socks
_rump_server_ifaces=./.__ifaces
_rump_server_buses=./.__buses

DEBUG_SYSCTL_ENTRIES="net.inet.arp.debug net.inet6.icmp6.nd6_debug \
    net.inet.ipsec.debug"

IPSEC_KEY_DEBUG=${IPSEC_KEY_DEBUG:-false}

_rump_server_start_common()
{
	local sock=$1
	local libs=
	local backup=$RUMP_SERVER

	shift 1
	libs="$*"

	atf_check -s exit:0 rump_server $libs $sock

	if $DEBUG; then
		# Enable debugging features in the kernel
		export RUMP_SERVER=$sock
		for ent in $DEBUG_SYSCTL_ENTRIES; do
			if rump.sysctl -q $ent; then
				atf_check -s exit:0 rump.sysctl -q -w $ent=1
			fi
		done
		export RUMP_SERVER=$backup
	fi
	if $IPSEC_KEY_DEBUG; then
		# Enable debugging features in the kernel
		export RUMP_SERVER=$sock
		if rump.sysctl -q net.key.debug; then
			atf_check -s exit:0 \
			    rump.sysctl -q -w net.key.debug=0xffff
		fi
		export RUMP_SERVER=$backup
	fi

	echo $sock >> $_rump_server_socks
	$DEBUG && cat $_rump_server_socks
}

rump_server_start()
{
	local sock=$1
	local _libs=
	local libs="$BASIC_LIBS"

	shift 1
	_libs="$*"

	for lib in $_libs; do
		libs="$libs -lrumpnet_$lib"
	done

	_rump_server_start_common $sock $libs

	return 0
}

rump_server_fs_start()
{
	local sock=$1
	local _libs=
	local libs="$FS_LIBS"

	shift 1
	_libs="$*"

	for lib in $_libs; do
		libs="$libs -lrumpnet_$lib"
	done

	_rump_server_start_common $sock $libs

	return 0
}

rump_server_crypto_start()
{
	local sock=$1
	local _libs=
	local libs="$CRYPTO_LIBS"

	shift 1
	_libs="$*"

	for lib in $_libs; do
		libs="$libs -lrumpnet_$lib"
	done

	_rump_server_start_common $sock $libs

	return 0
}

rump_server_npf_start()
{
	local sock=$1
	local _libs=
	local libs="$NPF_LIBS"

	shift 1
	_libs="$*"

	for lib in $_libs; do
		libs="$libs -lrumpnet_$lib"
	done

	_rump_server_start_common $sock $libs

	return 0
}

rump_server_add_iface()
{
	local sock=$1
	local ifname=$2
	local bus=$3
	local backup=$RUMP_SERVER

	export RUMP_SERVER=$sock
	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname linkstr $bus
	export RUMP_SERVER=$backup

	echo $sock $ifname >> $_rump_server_ifaces
	$DEBUG && cat $_rump_server_ifaces

	echo $bus >> $_rump_server_buses
	cat $_rump_server_buses |sort -u >./.__tmp
	mv -f ./.__tmp $_rump_server_buses
	$DEBUG && cat $_rump_server_buses

	return 0
}

rump_server_destroy_ifaces()
{
	local backup=$RUMP_SERVER

	$DEBUG && cat $_rump_server_ifaces

	# Try to dump states before destroying interfaces
	for sock in $(cat $_rump_server_socks); do
		export RUMP_SERVER=$sock
		atf_check -s exit:0 -o ignore rump.ifconfig
		atf_check -s exit:0 -o ignore rump.netstat -nr
		# XXX still need hijacking
		atf_check -s exit:0 -o ignore $HIJACKING rump.netstat -i -a
		atf_check -s exit:0 -o ignore rump.arp -na
		atf_check -s exit:0 -o ignore rump.ndp -na
		atf_check -s exit:0 -o ignore $HIJACKING ifmcstat
	done

	# XXX using pipe doesn't work. See PR bin/51667
	#cat $_rump_server_ifaces | while read sock ifname; do
	while read sock ifname; do
		export RUMP_SERVER=$sock
		if rump.ifconfig -l |grep -q $ifname; then
			atf_check -s exit:0 rump.ifconfig $ifname destroy
		fi
		atf_check -s exit:0 -o ignore rump.ifconfig
	done < $_rump_server_ifaces
	export RUMP_SERVER=$backup

	return 0
}

rump_server_halt_servers()
{
	local backup=$RUMP_SERVER

	$DEBUG && cat $_rump_server_socks
	for sock in $(cat $_rump_server_socks); do
		env RUMP_SERVER=$sock rump.halt
	done
	export RUMP_SERVER=$backup

	return 0
}

rump_server_dump_servers()
{
	local backup=$RUMP_SERVER

	$DEBUG && cat $_rump_server_socks
	for sock in $(cat $_rump_server_socks); do
		echo "### Dumping $sock"
		export RUMP_SERVER=$sock
		rump.ifconfig
		rump.netstat -nr
		# XXX still need hijacking
		$HIJACKING rump.netstat -i -a
		rump.arp -na
		rump.ndp -na
		$HIJACKING ifmcstat
		$HIJACKING dmesg
	done
	export RUMP_SERVER=$backup

	if [ -f rump_server.core ]; then
		gdb -ex bt /usr/bin/rump_server rump_server.core
		strings rump_server.core |grep panic
	fi
	return 0
}

rump_server_dump_buses()
{

	if [ ! -f $_rump_server_buses ]; then
		return 0
	fi

	$DEBUG && cat $_rump_server_buses
	for bus in $(cat $_rump_server_buses); do
		echo "### Dumping $bus"
		shmif_dumpbus -p - $bus 2>/dev/null| tcpdump -n -e -r -
	done
	return 0
}

cleanup()
{

	rump_server_halt_servers
}

dump()
{

	rump_server_dump_servers
	rump_server_dump_buses
}

skip_if_qemu()
{
	if sysctl machdep.cpu_brand 2>/dev/null | grep QEMU >/dev/null 2>&1
	then
	    atf_skip "unreliable under qemu, skip until PR kern/43997 fixed"
	fi
}

test_create_destroy_common()
{
	local sock=$1
	local ifname=$2
	local test_address=${3:-false}
	local ipv4="10.0.0.1/24"
	local ipv6="fc00::1"

	export RUMP_SERVER=$sock

	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname destroy

	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname up
	atf_check -s exit:0 rump.ifconfig $ifname down
	atf_check -s exit:0 rump.ifconfig $ifname destroy

	# Destroy while UP
	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname up
	atf_check -s exit:0 rump.ifconfig $ifname destroy

	if ! $test_address; then
		return
	fi

	# With an IPv4 address
	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname inet $ipv4
	atf_check -s exit:0 rump.ifconfig $ifname up
	atf_check -s exit:0 rump.ifconfig $ifname destroy

	# With an IPv6 address
	atf_check -s exit:0 rump.ifconfig $ifname create
	atf_check -s exit:0 rump.ifconfig $ifname inet6 $ipv6
	atf_check -s exit:0 rump.ifconfig $ifname up
	atf_check -s exit:0 rump.ifconfig $ifname destroy

	unset RUMP_SERVER
}
#	$NetBSD: t_rtable.sh,v 1.1.8.2 2018/04/18 14:11:42 martin Exp $
#
# Copyright (c) 2017 Internet Initiative Japan Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

SOCK1=unix://commsock1
SOCK2=unix://commsock2
SOCK3=unix://commsock3
IP1=10.0.0.1
IP2=10.0.0.2

DEBUG=${DEBUG:-false}
TIMEOUT=5

setup_endpoint()
{
	local sock=${1}
	local addr=${2}
	local bus=${3}
	local mode=${4}

	rump_server_add_iface $sock shmif0 $bus
	export RUMP_SERVER=${sock}
	if [ $mode = "ipv6" ]; then
		atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${addr}
	else
		atf_check -s exit:0 rump.ifconfig shmif0 inet ${addr} netmask 0xffffff00
	fi

	atf_check -s exit:0 rump.ifconfig shmif0 up
	$DEBUG && rump.ifconfig shmif0
}

setup_bridge_server()
{

	rump_server_add_iface $SOCK2 shmif0 bus1
	rump_server_add_iface $SOCK2 shmif1 bus2
	export RUMP_SERVER=$SOCK2
	atf_check -s exit:0 rump.ifconfig shmif0 up
	atf_check -s exit:0 rump.ifconfig shmif1 up
}

setup()
{

	rump_server_start $SOCK1 bridge
	rump_server_start $SOCK2 bridge
	rump_server_start $SOCK3 bridge

	setup_endpoint $SOCK1 $IP1 bus1 ipv4
	setup_endpoint $SOCK3 $IP2 bus2 ipv4
	setup_bridge_server
}

setup_bridge()
{

	export RUMP_SERVER=$SOCK2
	atf_check -s exit:0 rump.ifconfig bridge0 create
	atf_check -s exit:0 rump.ifconfig bridge0 up

	export LD_PRELOAD=/usr/lib/librumphijack.so
	atf_check -s exit:0 /sbin/brconfig bridge0 add shmif0
	atf_check -s exit:0 /sbin/brconfig bridge0 add shmif1
	/sbin/brconfig bridge0
	unset LD_PRELOAD
	rump.ifconfig shmif0
	rump.ifconfig shmif1
}

get_number_of_caches()
{

	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	echo $(($(/sbin/brconfig bridge0 |grep -A 100 "Address cache" |wc -l) - 1))
	unset LD_PRELOAD
}


atf_test_case bridge_rtable_basic cleanup
bridge_rtable_basic_head()
{

	atf_set "descr" "Tests basic opearaions of bridge's learning table"
	atf_set "require.progs" "rump_server"
}

bridge_rtable_basic_body()
{
	local addr1= addr3=

	setup
	setup_bridge

	# Get MAC addresses of the endpoints.
	addr1=$(get_macaddr $SOCK1 shmif0)
	addr3=$(get_macaddr $SOCK3 shmif0)

	# Confirm there is no MAC address caches.
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	$DEBUG && /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr1" /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr3" /sbin/brconfig bridge0
	unset LD_PRELOAD

	# Make the bridge learn the MAC addresses of the endpoints.
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
	unset RUMP_SERVER

	# Tests the addresses are in the cache.
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	$DEBUG && /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0

	# Tests brconfig deladdr
	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 deladdr "$addr1"
	atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 deladdr "$addr3"
	atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0
	unset LD_PRELOAD

	rump_server_destroy_ifaces
}

bridge_rtable_basic_cleanup()
{

	$DEBUG && dump
	cleanup
}


atf_test_case bridge_rtable_flush cleanup
bridge_rtable_flush_head()
{

	atf_set "descr" "Tests brconfig flush"
	atf_set "require.progs" "rump_server"
}

bridge_rtable_flush_body()
{
	local addr1= addr3=
	local n=

	setup
	setup_bridge

	# Get MAC addresses of the endpoints.
	addr1=$(get_macaddr $SOCK1 shmif0)
	addr3=$(get_macaddr $SOCK3 shmif0)

	# Make the bridge learn the MAC addresses of the endpoints.
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
	unset RUMP_SERVER

	# Tests the addresses are in the cache.
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	$DEBUG && /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0

	# Tests brconfig flush.
	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 flush
	atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0
	unset LD_PRELOAD

	# Add extra interfaces and addresses
	export RUMP_SERVER=$SOCK1
	rump_server_add_iface $SOCK1 shmif1 bus1
	atf_check -s exit:0 rump.ifconfig shmif1 10.0.0.11/24
	atf_check -s exit:0 rump.ifconfig -w 10

	export RUMP_SERVER=$SOCK3
	rump_server_add_iface $SOCK3 shmif1 bus2
	atf_check -s exit:0 rump.ifconfig shmif1 10.0.0.12/24
	atf_check -s exit:0 rump.ifconfig -w 10

	# Let cache entries
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 10.0.0.12
	export RUMP_SERVER=$SOCK3
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 10.0.0.11

	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	$DEBUG && /sbin/brconfig bridge0
	n=$(get_number_of_caches)
	atf_check_equal $n 4

	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 flush
	n=$(get_number_of_caches)
	atf_check_equal $n 0
	unset LD_PRELOAD

	rump_server_destroy_ifaces
}

bridge_rtable_flush_cleanup()
{

	$DEBUG && dump
	cleanup
}


atf_test_case bridge_rtable_timeout cleanup
bridge_rtable_timeout_head()
{

	atf_set "descr" "Tests cache timeout of bridge's learning table"
	atf_set "require.progs" "rump_server"
}

bridge_rtable_timeout_body()
{
	local addr1= addr3=
	local timeout=5

	setup
	setup_bridge

	# Get MAC addresses of the endpoints.
	addr1=$(get_macaddr $SOCK1 shmif0)
	addr3=$(get_macaddr $SOCK3 shmif0)

	# Tests brconfig timeout.
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	atf_check -s exit:0 -o match:"timeout: 1200" /sbin/brconfig bridge0
	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 timeout $timeout
	atf_check -s exit:0 -o match:"timeout: $timeout" /sbin/brconfig bridge0
	unset LD_PRELOAD

	# Make the bridge learn the MAC addresses of the endpoints.
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
	unset RUMP_SERVER

	# Tests the addresses are in the cache.
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	$DEBUG && /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0

	# TODO: cache expiration
	# The initial timeout value of a cache is changed to $timeout and
	# after $timeout elapsed the cache is ready to be sweeped. However,
	# the GC of rtable runs every 5 minutes and the cache remains until
	# then. Should we have a sysctl to change the period?

	#sleep $(($timeout + 2))
	#
	## Tests the addresses are not in the cache.
	#export RUMP_SERVER=$SOCK2
	#export LD_PRELOAD=/usr/lib/librumphijack.so
	#$DEBUG && /sbin/brconfig bridge0
	#atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
	#atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0

	rump_server_destroy_ifaces
}

bridge_rtable_timeout_cleanup()
{

	$DEBUG && dump
	cleanup
}


atf_test_case bridge_rtable_maxaddr cleanup
bridge_rtable_maxaddr_head()
{

	atf_set "descr" "Tests brconfig maxaddr"
	atf_set "require.progs" "rump_server"
}

bridge_rtable_maxaddr_body()
{
	local addr1= addr3=

	setup
	setup_bridge

	# Get MAC addresses of the endpoints.
	addr1=$(get_macaddr $SOCK1 shmif0)
	addr3=$(get_macaddr $SOCK3 shmif0)

	# Fill the MAC addresses of the endpoints.
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	/sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0

	# Check the default # of caches is 100
	atf_check -s exit:0 -o match:"max cache: 100" /sbin/brconfig bridge0

	# Test two MAC addresses are cached
	n=$(get_number_of_caches)
	atf_check_equal $n 2

	# Limit # of caches to one
	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 maxaddr 1
	atf_check -s exit:0 -o match:"max cache: 1" /sbin/brconfig bridge0
	/sbin/brconfig bridge0

	# Test just one address is cached
	n=$(get_number_of_caches)
	atf_check_equal $n 1

	# Increase # of caches to two
	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 maxaddr 2
	atf_check -s exit:0 -o match:"max cache: 2" /sbin/brconfig bridge0
	unset LD_PRELOAD

	# Test we can cache two addresses again
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	/sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
	unset LD_PRELOAD

	rump_server_destroy_ifaces
}

bridge_rtable_maxaddr_cleanup()
{

	$DEBUG && dump
	cleanup
}


atf_test_case bridge_rtable_delete_member cleanup
bridge_rtable_delete_member_head()
{

	atf_set "descr" "Tests belonging rtable entries are removed on deleting an interface"
	atf_set "require.progs" "rump_server"
}

bridge_rtable_delete_member_body()
{
	local addr10= addr30= addr11= addr31=
	local n=

	setup
	setup_bridge

	# Add extra interfaces and addresses
	export RUMP_SERVER=$SOCK1
	rump_server_add_iface $SOCK1 shmif1 bus1
	atf_check -s exit:0 rump.ifconfig shmif1 10.0.0.11/24
	atf_check -s exit:0 rump.ifconfig -w 10

	export RUMP_SERVER=$SOCK3
	rump_server_add_iface $SOCK3 shmif1 bus2
	atf_check -s exit:0 rump.ifconfig shmif1 10.0.0.12/24
	atf_check -s exit:0 rump.ifconfig -w 10

	# Get MAC addresses of the endpoints.
	addr10=$(get_macaddr $SOCK1 shmif0)
	addr30=$(get_macaddr $SOCK3 shmif0)
	addr11=$(get_macaddr $SOCK1 shmif1)
	addr31=$(get_macaddr $SOCK3 shmif1)

	# Make the bridge learn the MAC addresses of the endpoints.
	export RUMP_SERVER=$SOCK1
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 10.0.0.12
	export RUMP_SERVER=$SOCK3
	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 10.0.0.11

	export RUMP_SERVER=$SOCK2
	export LD_PRELOAD=/usr/lib/librumphijack.so
	$DEBUG && /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr10 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr11 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr30 shmif1" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr31 shmif1" /sbin/brconfig bridge0

	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 delete shmif0
	atf_check -s exit:0 -o not-match:"$addr10 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr11 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr30 shmif1" /sbin/brconfig bridge0
	atf_check -s exit:0 -o match:"$addr31 shmif1" /sbin/brconfig bridge0

	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 delete shmif1
	atf_check -s exit:0 -o not-match:"$addr10 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr11 shmif0" /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr30 shmif1" /sbin/brconfig bridge0
	atf_check -s exit:0 -o not-match:"$addr31 shmif1" /sbin/brconfig bridge0

	rump_server_destroy_ifaces
}

bridge_rtable_delete_member_cleanup()
{

	$DEBUG && dump
	cleanup
}


atf_init_test_cases()
{

	atf_add_test_case bridge_rtable_basic
	atf_add_test_case bridge_rtable_flush
	atf_add_test_case bridge_rtable_timeout
	atf_add_test_case bridge_rtable_maxaddr
	atf_add_test_case bridge_rtable_delete_member
	# TODO: brconfig static/flushall/discover/learn
}
