#! /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_ra.sh,v 1.27.2.2 2017/11/21 10:54:19 martin Exp $
#
# Copyright (c) 2015 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.
#

RUMPSRV=unix://r1
RUMPSRV1_2=unix://r12
RUMPCLI=unix://r2
RUMPSRV3=unix://r3
RUMPSRV4=unix://r4
IP6SRV=fc00:1::1
IP6SRV1_2=fc00:1::2
IP6SRV_PREFIX=fc00:1:
IP6CLI=fc00:2::2
IP6SRV3=fc00:3::1
IP6SRV3_PREFIX=fc00:3:
IP6SRV4=fc00:4::1
IP6SRV4_PREFIX=fc00:4:
PIDFILE=./rump.rtadvd.pid
PIDFILE1_2=./rump.rtadvd.pid12
PIDFILE3=./rump.rtadvd.pid3
PIDFILE4=./rump.rtadvd.pid4
CONFIG=./rtadvd.conf
WAITTIME=2
DEBUG=${DEBUG:-false}

init_server()
{

	export RUMP_SERVER=$1
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.forwarding=1
	export LD_PRELOAD=/usr/lib/librumphijack.so
	atf_check -s exit:0 mkdir -p /rump/var/chroot/rtadvd
	unset LD_PRELOAD
	unset RUMP_SERVER
}

setup_shmif0()
{
	local sock=$1
	local IP6ADDR=$2

	rump_server_add_iface $sock shmif0 bus1

	export RUMP_SERVER=$sock
	atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6ADDR}
	atf_check -s exit:0 rump.ifconfig shmif0 up
	atf_check -s exit:0 rump.ifconfig -w 10

	$DEBUG && rump.ifconfig
}

wait_term()
{
	local PIDFILE=${1}
	shift

	while [ -f ${PIDFILE} ]
	do
		sleep 0.2
	done

	return 0
}

kill_rtadvd()
{
	local pidfile=$1

	kill -KILL `cat $pidfile`
	rm -f $pidfile
}

terminate_rtadvd()
{
	local pidfile=$1
	local n=5

	if [ ! -f $pidfile ]; then
		return
	fi

	kill -TERM `cat $pidfile`
	while [ -f $pidfile ]; do
		n=$((n - 1))
		if [ $n = 0 ]; then
			kill_rtadvd $pidfile
			break
		fi
		sleep 0.2
	done
}

create_rtadvdconfig()
{

	cat << _EOF > ${CONFIG}
shmif0:\
	:mtu#1300:maxinterval#4:mininterval#3:
_EOF
}

create_rtadvdconfig_rltime()
{
	local time=$1

	cat << _EOF > ${CONFIG}
shmif0:\
	:mtu#1300:maxinterval#4:mininterval#3:rltime#$time:
_EOF
	$DEBUG && cat ${CONFIG}
}

create_rtadvdconfig_vltime()
{
	local addr=$1
	local time=$2

	cat << _EOF > ${CONFIG}
shmif0:\
	:mtu#1300:maxinterval#4:mininterval#3:addr="$addr":vltime#$time:
_EOF
	$DEBUG && cat ${CONFIG}
}

start_rtadvd()
{
	local sock=$1
	local pidfile=$2

	export RUMP_SERVER=$sock
	atf_check -s exit:0 -e ignore \
	    rump.rtadvd -D -c ${CONFIG} -p $pidfile shmif0
	while [ ! -f $pidfile ]; do
		sleep 0.2
	done
	unset RUMP_SERVER
}

check_entries()
{
	local cli=$1
	local srv=$2
	local addr_prefix=$3
	local mac_srv= ll_srv=

	ll_srv=$(get_linklocal_addr $srv shmif0)
	mac_srv=$(get_macaddr $srv shmif0)

	export RUMP_SERVER=$cli
	$DEBUG && dump_entries
	atf_check -s exit:0 -o match:'if=shmif0' rump.ndp -r
	atf_check -s exit:0 -o match:'advertised' rump.ndp -p
	atf_check -s exit:0 -o match:"${ll_srv}%shmif0 \(reachable\)" rump.ndp -p
	atf_check -s exit:0 -o match:'linkmtu=1300' rump.ndp -n -i shmif0
	atf_check -s exit:0 \
	    -o match:"$ll_srv%shmif0 +$mac_srv +shmif0 +$ONEDAYISH S R" \
	    rump.ndp -n -a
	atf_check -s exit:0 -o not-match:$addr_prefix rump.ndp -n -a
	atf_check -s exit:0 \
	    -o match:"$addr_prefix.+<(TENTATIVE,)?AUTOCONF>" \
	    rump.ifconfig shmif0 inet6
	unset RUMP_SERVER
}

dump_entries()
{

	echo ndp -n -a
	rump.ndp -n -a
	echo ndp -p
	rump.ndp -p
	echo ndp -r
	rump.ndp -r
}

atf_test_case ra_basic cleanup
ra_basic_head()
{

	atf_set "descr" "Tests for basic functions of router advaertisement(RA)"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_basic_body()
{

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	init_server $RUMPSRV

	setup_shmif0 ${RUMPCLI} ${IP6CLI}
	export RUMP_SERVER=${RUMPCLI}
	$DEBUG && rump.ndp -n -a
	atf_check -s exit:0 -o match:'= 0' rump.sysctl net.inet6.ip6.accept_rtadv
	unset RUMP_SERVER

	create_rtadvdconfig
	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o empty rump.ndp -r
	atf_check -s exit:0 -o not-match:'advertised' rump.ndp -p
	atf_check -s exit:0 -o match:'linkmtu=0' rump.ndp -n -i shmif0
	atf_check -s exit:0 -o not-match:'S R' rump.ndp -n -a
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ndp -n -a
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ifconfig shmif0 inet6
	unset RUMP_SERVER

	terminate_rtadvd $PIDFILE

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	terminate_rtadvd $PIDFILE

	rump_server_destroy_ifaces
}

ra_basic_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_test_case ra_flush_prefix_entries cleanup
ra_flush_prefix_entries_head()
{

	atf_set "descr" "Tests for flushing prefixes (ndp -P)"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_flush_prefix_entries_body()
{

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV

	create_rtadvdconfig

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	export RUMP_SERVER=${RUMPCLI}

	# Terminate rtadvd to prevent new RA messages from coming
	# Note that ifconfig down; kill -TERM doesn't work
	kill_rtadvd $PIDFILE

	# Flush all the entries in the prefix list
	atf_check -s exit:0 rump.ndp -P

	$DEBUG && dump_entries
	atf_check -s exit:0 -o match:'if=shmif0' rump.ndp -r
	atf_check -s exit:0 -o empty rump.ndp -p
	atf_check -s exit:0 -o match:'linkmtu=1300' rump.ndp -n -i shmif0
	atf_check -s exit:0 -o match:"$ONEDAYISH S R" rump.ndp -n -a
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ndp -n -a
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ifconfig shmif0 inet6
	unset RUMP_SERVER

	rump_server_destroy_ifaces
}

ra_flush_prefix_entries_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_test_case ra_flush_defrouter_entries cleanup
ra_flush_defrouter_entries_head()
{

	atf_set "descr" "Tests for flushing default routers (ndp -R)"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_flush_defrouter_entries_body()
{

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV

	create_rtadvdconfig

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	export RUMP_SERVER=${RUMPCLI}

	# Terminate rtadvd to prevent new RA messages from coming
	# Note that ifconfig down; kill -TERM doesn't work
	kill_rtadvd $PIDFILE

	# Flush all the entries in the default router list
	atf_check -s exit:0 rump.ndp -R

	$DEBUG && dump_entries
	atf_check -s exit:0 -o empty rump.ndp -r
	atf_check -s exit:0 -o match:'No advertising router' rump.ndp -p
	atf_check -s exit:0 -o match:'linkmtu=1300' rump.ndp -n -i shmif0
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ndp -n -a
	atf_check -s exit:0 -o match:'fc00:1:' rump.ifconfig shmif0 inet6
	unset RUMP_SERVER

	rump_server_destroy_ifaces
}

ra_flush_defrouter_entries_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_test_case ra_delete_address cleanup
ra_delete_address_head()
{

	atf_set "descr" "Tests for deleting auto-configured address"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_delete_address_body()
{

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV

	create_rtadvdconfig

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	export RUMP_SERVER=${RUMPCLI}
	$DEBUG && rump.ifconfig shmif0
	atf_check -s exit:0 rump.ifconfig shmif0 inet6 \
	    $(rump.ifconfig shmif0 |awk '/AUTOCONF/ {print $2}') delete
	unset RUMP_SERVER

	terminate_rtadvd $PIDFILE

	rump_server_destroy_ifaces
}

ra_delete_address_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_test_case ra_multiple_routers cleanup
ra_multiple_routers_head()
{

	atf_set "descr" "Tests for multiple routers"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_multiple_routers_body()
{
	local n=

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_fs_start $RUMPSRV3 netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPSRV3} ${IP6SRV3}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV
	init_server $RUMPSRV3

	create_rtadvdconfig

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	start_rtadvd $RUMPSRV3 $PIDFILE3
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX
	check_entries $RUMPCLI $RUMPSRV3 $IP6SRV3_PREFIX

	export RUMP_SERVER=$RUMPCLI
	# Two prefixes are advertised by differnt two routers
	n=$(rump.ndp -p |grep 'advertised by' |wc -l)
	atf_check_equal $n 2
	unset RUMP_SERVER

	terminate_rtadvd $PIDFILE
	terminate_rtadvd $PIDFILE3

	rump_server_destroy_ifaces
}

ra_multiple_routers_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	terminate_rtadvd $PIDFILE3
	cleanup
}

atf_test_case ra_multiple_routers_single_prefix cleanup
ra_multiple_routers_single_prefix_head()
{

	atf_set "descr" "Tests for multiple routers with a single prefix"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_multiple_routers_single_prefix_body()
{
	local n=

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_fs_start $RUMPSRV1_2 netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPSRV1_2} ${IP6SRV1_2}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV
	init_server $RUMPSRV1_2

	create_rtadvdconfig

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	start_rtadvd $RUMPSRV1_2 $PIDFILE1_2
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX
	check_entries $RUMPCLI $RUMPSRV1_2 $IP6SRV_PREFIX

	export RUMP_SERVER=$RUMPCLI
	# One prefix is advertised by differnt two routers
	n=$(rump.ndp -p |grep 'advertised by' |wc -l)
	atf_check_equal $n 1
	unset RUMP_SERVER

	terminate_rtadvd $PIDFILE
	terminate_rtadvd $PIDFILE1_2

	rump_server_destroy_ifaces
}

ra_multiple_routers_single_prefix_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	terminate_rtadvd $PIDFILE1_2
	cleanup
}

atf_test_case ra_multiple_routers_maxifprefixes cleanup
ra_multiple_routers_maxifprefixes_head()
{

	atf_set "descr" "Tests for exceeding the number of maximum prefixes"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_multiple_routers_maxifprefixes_body()
{
	local n=

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_fs_start $RUMPSRV3 netinet6
	rump_server_fs_start $RUMPSRV4 netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPSRV3} ${IP6SRV3}
	setup_shmif0 ${RUMPSRV4} ${IP6SRV4}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV
	init_server $RUMPSRV3
	init_server $RUMPSRV4

	create_rtadvdconfig

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' \
	    rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	# Limit the maximum number of prefix entries to 2
	atf_check -s exit:0 -o match:'16.->.2' \
	    rump.sysctl -w net.inet6.ip6.maxifprefixes=2
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	start_rtadvd $RUMPSRV3 $PIDFILE3
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX
	check_entries $RUMPCLI $RUMPSRV3 $IP6SRV3_PREFIX

	start_rtadvd $RUMPSRV4 $PIDFILE4
	sleep $WAITTIME

	export RUMP_SERVER=${RUMPCLI}
	$DEBUG && dump_entries
	# There should remain two prefixes
	n=$(rump.ndp -p |grep 'advertised by' |wc -l)
	atf_check_equal $n 2
	# TODO check other conditions
	unset RUMP_SERVER

	terminate_rtadvd $PIDFILE
	terminate_rtadvd $PIDFILE3
	terminate_rtadvd $PIDFILE4

	rump_server_destroy_ifaces
}

ra_multiple_routers_maxifprefixes_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	terminate_rtadvd $PIDFILE3
	terminate_rtadvd $PIDFILE4
	cleanup
}

atf_test_case ra_temporary_address cleanup
ra_temporary_address_head()
{

	atf_set "descr" "Tests for IPv6 temporary address"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

check_echo_request_pkt()
{
	local pkt="$2 > $3: .+ echo request"

	extract_new_packets $1 > ./out
	$DEBUG && echo $pkt
	$DEBUG && cat ./out
	atf_check -s exit:0 -o match:"$pkt" cat ./out
}

ra_temporary_address_body()
{
	local ip_auto= ip_temp=

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 $RUMPSRV $IP6SRV
	init_server $RUMPSRV
	setup_shmif0 $RUMPCLI $IP6CLI

	export RUMP_SERVER=$RUMPCLI
	atf_check -s exit:0 -o match:'0.->.1' \
	    rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	atf_check -s exit:0 -o match:'0.->.1' \
	    rump.sysctl -w net.inet6.ip6.use_tempaddr=1
	unset RUMP_SERVER

	create_rtadvdconfig
	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	export RUMP_SERVER=$RUMPCLI

	# Check temporary address
	atf_check -s exit:0 \
	    -o match:"$IP6SRV_PREFIX.+<(TENTATIVE,)?AUTOCONF,TEMPORARY>" \
	    rump.ifconfig shmif0 inet6

	#
	# Testing net.inet6.ip6.prefer_tempaddr
	#
	atf_check -s exit:0 rump.ifconfig -w 10
	$DEBUG && rump.ifconfig shmif0
	ip_auto=$(rump.ifconfig shmif0 |awk '/<AUTOCONF>/ {sub(/\/[0-9]*/, ""); print $2;}')
	ip_temp=$(rump.ifconfig shmif0 |awk '/<AUTOCONF,TEMPORARY>/ {sub(/\/[0-9]*/, ""); print $2;}')
	$DEBUG && echo $ip_auto $ip_temp

	# Ignore old packets
	extract_new_packets bus1 > /dev/null

	atf_check -s exit:0 -o ignore rump.ping6 -n -X 2 -c 1 $IP6SRV
	# autoconf (non-temporal) address should be used as the source address
	check_echo_request_pkt bus1 $ip_auto $IP6SRV

	# Enable net.inet6.ip6.prefer_tempaddr
	atf_check -s exit:0 -o match:'0.->.1' \
	    rump.sysctl -w net.inet6.ip6.prefer_tempaddr=1

	atf_check -s exit:0 -o ignore rump.ping6 -n -X 2 -c 1 $IP6SRV
	# autoconf, temporal address should be used as the source address
	check_echo_request_pkt bus1 $ip_temp $IP6SRV

	unset RUMP_SERVER

	terminate_rtadvd $PIDFILE

	rump_server_destroy_ifaces
}

ra_temporary_address_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_test_case ra_defrouter_expiration cleanup
ra_defrouter_expiration_head()
{

	atf_set "descr" "Tests for default router expiration"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_defrouter_expiration_body()
{
	local expire_time=5

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV

	create_rtadvdconfig_rltime $expire_time

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' \
	    rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	export RUMP_SERVER=${RUMPCLI}

	# Terminate rtadvd to prevent new RA messages from coming
	# Note that ifconfig down; kill -TERM doesn't work
	kill_rtadvd $PIDFILE

	# Wait until the default routers and prefix entries are expired
	sleep $expire_time

	$DEBUG && dump_entries

	# Give nd6_timer a chance to sweep default routers and prefix entries
	sleep 2

	$DEBUG && dump_entries
	atf_check -s exit:0 -o not-match:'if=shmif0' rump.ndp -r
	atf_check -s exit:0 -o match:'No advertising router' rump.ndp -p
	atf_check -s exit:0 -o match:'linkmtu=1300' rump.ndp -n -i shmif0
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ndp -n -a
	atf_check -s exit:0 -o match:'fc00:1:' rump.ifconfig shmif0 inet6
	unset RUMP_SERVER

	rump_server_destroy_ifaces
}

ra_defrouter_expiration_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_test_case ra_prefix_expiration cleanup
ra_prefix_expiration_head()
{

	atf_set "descr" "Tests for prefix expiration"
	atf_set "require.progs" "rump_server rump.rtadvd rump.ndp rump.ifconfig"
}

ra_prefix_expiration_body()
{
	local expire_time=5

	rump_server_fs_start $RUMPSRV netinet6
	rump_server_start $RUMPCLI netinet6

	setup_shmif0 ${RUMPSRV} ${IP6SRV}
	setup_shmif0 ${RUMPCLI} ${IP6CLI}

	init_server $RUMPSRV

	create_rtadvdconfig_vltime "${IP6SRV_PREFIX}:" $expire_time

	export RUMP_SERVER=${RUMPCLI}
	atf_check -s exit:0 -o match:'0.->.1' \
	    rump.sysctl -w net.inet6.ip6.accept_rtadv=1
	unset RUMP_SERVER

	start_rtadvd $RUMPSRV $PIDFILE
	sleep $WAITTIME

	check_entries $RUMPCLI $RUMPSRV $IP6SRV_PREFIX

	export RUMP_SERVER=${RUMPCLI}

	# Terminate rtadvd to prevent new RA messages from coming
	# Note that ifconfig down; kill -TERM doesn't work
	kill_rtadvd $PIDFILE

	# Wait until the default routers and prefix entries are expired
	sleep $expire_time

	$DEBUG && dump_entries

	# Give nd6_timer a chance to sweep default routers and prefix entries
	sleep 2

	$DEBUG && dump_entries
	atf_check -s exit:0 -o match:'if=shmif0' rump.ndp -r
	atf_check -s exit:0 -o empty rump.ndp -p
	atf_check -s exit:0 -o match:'linkmtu=1300' rump.ndp -n -i shmif0
	atf_check -s exit:0 -o match:"$ONEDAYISH S R" rump.ndp -n -a
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ndp -n -a
	atf_check -s exit:0 -o not-match:'fc00:1:' rump.ifconfig shmif0 inet6
	unset RUMP_SERVER

	rump_server_destroy_ifaces
}

ra_prefix_expiration_cleanup()
{

	$DEBUG && dump
	terminate_rtadvd $PIDFILE
	cleanup
}

atf_init_test_cases()
{

	atf_add_test_case ra_basic
	atf_add_test_case ra_flush_prefix_entries
	atf_add_test_case ra_flush_defrouter_entries
	atf_add_test_case ra_delete_address
	atf_add_test_case ra_multiple_routers
	atf_add_test_case ra_multiple_routers_single_prefix
	atf_add_test_case ra_multiple_routers_maxifprefixes
	atf_add_test_case ra_temporary_address
	atf_add_test_case ra_defrouter_expiration
	atf_add_test_case ra_prefix_expiration
}
