412 lines
14 KiB
Bash
412 lines
14 KiB
Bash
# $NetBSD: t_ipsec_l2tp.sh,v 1.6 2017/06/14 02:33:37 ozaki-r Exp $
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#
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# Copyright (c) 2017 Internet Initiative Japan Inc.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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SOCK_LOCAL=unix://ipsec_l2tp_local
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SOCK_TUN_LOCAL=unix://ipsec_l2tp_tunel_local
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SOCK_TUN_REMOTE=unix://ipsec_l2tp_tunnel_remote
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SOCK_REMOTE=unix://ipsec_l2tp_remote
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BUS_LOCAL=./bus_ipsec_local
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BUS_TUNNEL=./bus_ipsec_tunnel
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BUS_REMOTE=./bus_ipsec_remote
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DEBUG=${DEBUG:-true}
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make_l2tp_pktstr()
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{
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local src=$1
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local dst=$2
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local proto=$3
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local ipproto=$4
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local mode=$5
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local proto_cap= proto_str=
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if [ $proto = esp ]; then
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proto_cap=ESP
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else
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proto_cap=AH
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if [ $ipproto = ipv4 ]; then
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if [ $mode = tunnel ]; then
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proto_str="ip-proto-115 102 \(ipip-proto-4\)"
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else
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proto_str="ip-proto-115 102"
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fi
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else
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proto_str="ip-proto-115"
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fi
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fi
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echo "$src > $dst: $proto_cap.+$proto_str"
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}
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test_ipsec4_l2tp()
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{
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local mode=$1
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local proto=$2
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local algo=$3
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local ip_local=10.0.0.1
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local ip_gwlo_tun=20.0.0.1
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local ip_gwre_tun=20.0.0.2
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local ip_remote=10.0.0.2
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local subnet_local=20.0.0.0
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local subnet_remote=20.0.0.0
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local tmpfile=./tmp
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local outfile=./out
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local str=
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local algo_args="$(generate_algo_args $proto $algo)"
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# See https://www.netbsd.org/docs/network/ipsec/#sample_vpn
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rump_server_crypto_start $SOCK_LOCAL
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rump_server_crypto_start $SOCK_TUN_LOCAL netipsec l2tp bridge
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rump_server_crypto_start $SOCK_TUN_REMOTE netipsec l2tp bridge
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rump_server_crypto_start $SOCK_REMOTE
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rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_LOCAL
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rump_server_add_iface $SOCK_TUN_LOCAL shmif0 $BUS_LOCAL
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rump_server_add_iface $SOCK_TUN_LOCAL shmif1 $BUS_TUNNEL
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rump_server_add_iface $SOCK_TUN_REMOTE shmif0 $BUS_REMOTE
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rump_server_add_iface $SOCK_TUN_REMOTE shmif1 $BUS_TUNNEL
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rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_REMOTE
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export RUMP_SERVER=$SOCK_LOCAL
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atf_check -s exit:0 rump.ifconfig shmif0 $ip_local/24
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export RUMP_SERVER=$SOCK_TUN_LOCAL
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atf_check -s exit:0 rump.ifconfig shmif0 up
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atf_check -s exit:0 rump.ifconfig shmif1 $ip_gwlo_tun/24
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atf_check -s exit:0 rump.ifconfig l2tp0 create
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atf_check -s exit:0 rump.ifconfig l2tp0 \
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tunnel $ip_gwlo_tun $ip_gwre_tun
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atf_check -s exit:0 rump.ifconfig l2tp0 session 1234 4321
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atf_check -s exit:0 rump.ifconfig l2tp0 up
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atf_check -s exit:0 rump.ifconfig bridge0 create
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atf_check -s exit:0 rump.ifconfig bridge0 up
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
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export RUMP_SERVER=$SOCK_TUN_REMOTE
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atf_check -s exit:0 rump.ifconfig shmif0 up
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atf_check -s exit:0 rump.ifconfig shmif1 $ip_gwre_tun/24
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atf_check -s exit:0 rump.ifconfig l2tp0 create
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atf_check -s exit:0 rump.ifconfig l2tp0 \
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tunnel $ip_gwre_tun $ip_gwlo_tun
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atf_check -s exit:0 rump.ifconfig l2tp0 session 4321 1234
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atf_check -s exit:0 rump.ifconfig l2tp0 up
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atf_check -s exit:0 rump.ifconfig bridge0 create
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atf_check -s exit:0 rump.ifconfig bridge0 up
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
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export RUMP_SERVER=$SOCK_REMOTE
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atf_check -s exit:0 rump.ifconfig shmif0 $ip_remote/24
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# Run ifconfig -w 10 just once for optimization
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atf_check -s exit:0 rump.ifconfig -w 10
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extract_new_packets $BUS_TUNNEL > $outfile
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export RUMP_SERVER=$SOCK_LOCAL
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atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_remote
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extract_new_packets $BUS_TUNNEL > $outfile
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atf_check -s exit:0 \
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-o match:"$ip_gwlo_tun > $ip_gwre_tun: +ip-proto-115" \
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cat $outfile
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atf_check -s exit:0 \
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-o match:"$ip_gwre_tun > $ip_gwlo_tun: +ip-proto-115" \
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cat $outfile
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if [ $mode = tunnel ]; then
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export RUMP_SERVER=$SOCK_TUN_LOCAL
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# from https://www.netbsd.org/docs/network/ipsec/
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $subnet_local/24 $subnet_remote/24 any -P out ipsec
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$proto/tunnel/$ip_gwlo_tun-$ip_gwre_tun/require;
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spdadd $subnet_remote/24 $subnet_local/24 any -P in ipsec
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$proto/tunnel/$ip_gwre_tun-$ip_gwlo_tun/require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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export RUMP_SERVER=$SOCK_TUN_REMOTE
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $subnet_remote/24 $subnet_local/24 any -P out ipsec
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$proto/tunnel/$ip_gwre_tun-$ip_gwlo_tun/require;
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spdadd $subnet_local/24 $subnet_remote/24 any -P in ipsec
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$proto/tunnel/$ip_gwlo_tun-$ip_gwre_tun/require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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else # transport mode
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export RUMP_SERVER=$SOCK_TUN_LOCAL
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# from https://www.netbsd.org/docs/network/ipsec/
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $ip_gwlo_tun/32 $ip_gwre_tun/32 any -P out ipsec
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$proto/transport//require;
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spdadd $ip_gwre_tun/32 $ip_gwlo_tun/32 any -P in ipsec
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$proto/transport//require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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export RUMP_SERVER=$SOCK_TUN_REMOTE
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $ip_gwre_tun/32 $ip_gwlo_tun/32 any -P out ipsec
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$proto/transport//require;
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spdadd $ip_gwlo_tun/32 $ip_gwre_tun/32 any -P in ipsec
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$proto/transport//require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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fi
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check_sa_entries $SOCK_TUN_LOCAL $ip_gwlo_tun $ip_gwre_tun
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check_sa_entries $SOCK_TUN_REMOTE $ip_gwlo_tun $ip_gwre_tun
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export RUMP_SERVER=$SOCK_LOCAL
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atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_remote
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extract_new_packets $BUS_TUNNEL > $outfile
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str=$(make_l2tp_pktstr $ip_gwlo_tun $ip_gwre_tun $proto ipv4 $mode)
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atf_check -s exit:0 -o match:"$str" cat $outfile
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str=$(make_l2tp_pktstr $ip_gwre_tun $ip_gwlo_tun $proto ipv4 $mode)
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atf_check -s exit:0 -o match:"$str" cat $outfile
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test_flush_entries $SOCK_TUN_LOCAL
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test_flush_entries $SOCK_TUN_REMOTE
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}
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test_ipsec6_l2tp()
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{
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local mode=$1
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local proto=$2
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local algo=$3
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local ip_local=fd00::1
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local ip_gwlo_tun=fc00::1
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local ip_gwre_tun=fc00::2
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local ip_remote=fd00::2
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local subnet_local=fc00::
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local subnet_remote=fc00::
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local tmpfile=./tmp
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local outfile=./out
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local str=
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local algo_args="$(generate_algo_args $proto $algo)"
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rump_server_crypto_start $SOCK_LOCAL netinet6
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rump_server_crypto_start $SOCK_TUN_LOCAL netipsec netinet6 l2tp bridge
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rump_server_crypto_start $SOCK_TUN_REMOTE netipsec netinet6 l2tp bridge
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rump_server_crypto_start $SOCK_REMOTE netinet6
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rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_LOCAL
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rump_server_add_iface $SOCK_TUN_LOCAL shmif0 $BUS_LOCAL
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rump_server_add_iface $SOCK_TUN_LOCAL shmif1 $BUS_TUNNEL
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rump_server_add_iface $SOCK_TUN_REMOTE shmif0 $BUS_REMOTE
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rump_server_add_iface $SOCK_TUN_REMOTE shmif1 $BUS_TUNNEL
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rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_REMOTE
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export RUMP_SERVER=$SOCK_LOCAL
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atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local/64
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export RUMP_SERVER=$SOCK_TUN_LOCAL
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atf_check -s exit:0 rump.ifconfig shmif0 up
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atf_check -s exit:0 rump.ifconfig shmif1 inet6 $ip_gwlo_tun/64
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atf_check -s exit:0 rump.ifconfig l2tp0 create
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atf_check -s exit:0 rump.ifconfig l2tp0 \
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tunnel $ip_gwlo_tun $ip_gwre_tun
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atf_check -s exit:0 rump.ifconfig l2tp0 session 1234 4321
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atf_check -s exit:0 rump.ifconfig l2tp0 up
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atf_check -s exit:0 rump.ifconfig bridge0 create
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atf_check -s exit:0 rump.ifconfig bridge0 up
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
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export RUMP_SERVER=$SOCK_TUN_REMOTE
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atf_check -s exit:0 rump.ifconfig shmif0 up
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atf_check -s exit:0 rump.ifconfig shmif1 inet6 $ip_gwre_tun/64
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atf_check -s exit:0 rump.ifconfig l2tp0 create
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atf_check -s exit:0 rump.ifconfig l2tp0 \
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tunnel $ip_gwre_tun $ip_gwlo_tun
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atf_check -s exit:0 rump.ifconfig l2tp0 session 4321 1234
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atf_check -s exit:0 rump.ifconfig l2tp0 up
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atf_check -s exit:0 rump.ifconfig bridge0 create
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atf_check -s exit:0 rump.ifconfig bridge0 up
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
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atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
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export RUMP_SERVER=$SOCK_REMOTE
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atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_remote
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# Run ifconfig -w 10 just once for optimization
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atf_check -s exit:0 rump.ifconfig -w 10
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extract_new_packets $BUS_TUNNEL > $outfile
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export RUMP_SERVER=$SOCK_LOCAL
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atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_remote
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extract_new_packets $BUS_TUNNEL > $outfile
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atf_check -s exit:0 \
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-o match:"$ip_gwlo_tun > $ip_gwre_tun: +ip-proto-115" \
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cat $outfile
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atf_check -s exit:0 \
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-o match:"$ip_gwre_tun > $ip_gwlo_tun: +ip-proto-115" \
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cat $outfile
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if [ $mode = tunnel ]; then
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export RUMP_SERVER=$SOCK_TUN_LOCAL
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# from https://www.netbsd.org/docs/network/ipsec/
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $subnet_local/64 $subnet_remote/64 any -P out ipsec
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$proto/tunnel/$ip_gwlo_tun-$ip_gwre_tun/require;
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spdadd $subnet_remote/64 $subnet_local/64 any -P in ipsec
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$proto/tunnel/$ip_gwre_tun-$ip_gwlo_tun/require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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export RUMP_SERVER=$SOCK_TUN_REMOTE
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $subnet_remote/64 $subnet_local/64 any -P out ipsec
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$proto/tunnel/$ip_gwre_tun-$ip_gwlo_tun/require;
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spdadd $subnet_local/64 $subnet_remote/64 any -P in ipsec
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$proto/tunnel/$ip_gwlo_tun-$ip_gwre_tun/require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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else # transport mode
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export RUMP_SERVER=$SOCK_TUN_LOCAL
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# from https://www.netbsd.org/docs/network/ipsec/
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $ip_gwlo_tun/128 $ip_gwre_tun/128 any -P out ipsec
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$proto/transport//require;
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spdadd $ip_gwre_tun/128 $ip_gwlo_tun/128 any -P in ipsec
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$proto/transport//require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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export RUMP_SERVER=$SOCK_TUN_REMOTE
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cat > $tmpfile <<-EOF
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add $ip_gwlo_tun $ip_gwre_tun $proto 10000 $algo_args;
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add $ip_gwre_tun $ip_gwlo_tun $proto 10001 $algo_args;
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spdadd $ip_gwre_tun/128 $ip_gwlo_tun/128 any -P out ipsec
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$proto/transport//require;
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spdadd $ip_gwlo_tun/128 $ip_gwre_tun/128 any -P in ipsec
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$proto/transport//require;
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EOF
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$DEBUG && cat $tmpfile
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atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
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fi
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check_sa_entries $SOCK_TUN_LOCAL $ip_gwlo_tun $ip_gwre_tun
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check_sa_entries $SOCK_TUN_REMOTE $ip_gwlo_tun $ip_gwre_tun
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export RUMP_SERVER=$SOCK_LOCAL
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atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_remote
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extract_new_packets $BUS_TUNNEL > $outfile
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str=$(make_l2tp_pktstr $ip_gwlo_tun $ip_gwre_tun $proto ipv6 $mode)
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atf_check -s exit:0 -o match:"$str" cat $outfile
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str=$(make_l2tp_pktstr $ip_gwre_tun $ip_gwlo_tun $proto ipv6 $mode)
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atf_check -s exit:0 -o match:"$str" cat $outfile
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test_flush_entries $SOCK_TUN_LOCAL
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test_flush_entries $SOCK_TUN_REMOTE
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}
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test_ipsec_l2tp_common()
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{
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local ipproto=$1
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local mode=$2
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local proto=$3
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local algo=$4
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if [ $ipproto = ipv4 ]; then
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test_ipsec4_l2tp $mode $proto $algo
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else
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test_ipsec6_l2tp $mode $proto $algo
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fi
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}
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add_test_ipsec_l2tp()
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{
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local ipproto=$1
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local mode=$2
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local proto=$3
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local algo=$4
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local _algo=$(echo $algo | sed 's/-//g')
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local name= desc=
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name="ipsec_l2tp_${ipproto}_${mode}_${proto}_${_algo}"
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desc="Tests of l2tp/IPsec ($ipproto) ${mode} mode with $proto ($algo)"
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atf_test_case ${name} cleanup
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eval " \
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${name}_head() { \
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atf_set \"descr\" \"$desc\"; \
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atf_set \"require.progs\" \"rump_server\" \"setkey\"; \
|
|
}; \
|
|
${name}_body() { \
|
|
test_ipsec_l2tp_common $ipproto $mode $proto $algo; \
|
|
rump_server_destroy_ifaces; \
|
|
}; \
|
|
${name}_cleanup() { \
|
|
$DEBUG && dump; \
|
|
cleanup; \
|
|
} \
|
|
"
|
|
atf_add_test_case ${name}
|
|
}
|
|
|
|
atf_init_test_cases()
|
|
{
|
|
local algo=
|
|
|
|
for algo in $ESP_ENCRYPTION_ALGORITHMS_MINIMUM; do
|
|
add_test_ipsec_l2tp ipv4 tunnel esp $algo
|
|
add_test_ipsec_l2tp ipv6 tunnel esp $algo
|
|
add_test_ipsec_l2tp ipv4 transport esp $algo
|
|
add_test_ipsec_l2tp ipv6 transport esp $algo
|
|
done
|
|
|
|
for algo in $AH_AUTHENTICATION_ALGORITHMS_MINIMUM; do
|
|
add_test_ipsec_l2tp ipv4 tunnel ah $algo
|
|
add_test_ipsec_l2tp ipv6 tunnel ah $algo
|
|
add_test_ipsec_l2tp ipv4 transport ah $algo
|
|
add_test_ipsec_l2tp ipv6 transport ah $algo
|
|
done
|
|
}
|