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[src/trunk]: src Add test cases for L2TP/IPsec



details:   https://anonhg.NetBSD.org/src/rev/0075eb29fad7
branches:  trunk
changeset: 823583:0075eb29fad7
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Thu Apr 27 06:53:44 2017 +0000

description:
Add test cases for L2TP/IPsec

diffstat:

 distrib/sets/lists/tests/mi     |    3 +-
 tests/net/ipsec/Makefile        |    4 +-
 tests/net/ipsec/t_ipsec_l2tp.sh |  370 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 374 insertions(+), 3 deletions(-)

diffs (truncated from 408 to 300 lines):

diff -r 89439f76c2df -r 0075eb29fad7 distrib/sets/lists/tests/mi
--- a/distrib/sets/lists/tests/mi       Thu Apr 27 06:52:45 2017 +0000
+++ b/distrib/sets/lists/tests/mi       Thu Apr 27 06:53:44 2017 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.736 2017/04/27 06:52:45 ozaki-r Exp $
+# $NetBSD: mi,v 1.737 2017/04/27 06:53:44 ozaki-r Exp $
 #
 # Note: don't delete entries from here - mark them as "obsolete" instead.
 #
@@ -3304,6 +3304,7 @@
 ./usr/tests/net/ipsec/t_ipsec_transport                tests-net-tests         atf,rump
 ./usr/tests/net/ipsec/t_ipsec_tunnel           tests-net-tests         atf,rump
 ./usr/tests/net/ipsec/t_ipsec_gif              tests-net-tests         atf,rump
+./usr/tests/net/ipsec/t_ipsec_l2tp             tests-net-tests         atf,rump
 ./usr/tests/net/mcast                          tests-net-tests         compattestfile,atf
 ./usr/tests/net/mcast/Atffile                  tests-net-tests         atf,rump
 ./usr/tests/net/mcast/Kyuafile                 tests-net-tests         atf,rump,kyua
diff -r 89439f76c2df -r 0075eb29fad7 tests/net/ipsec/Makefile
--- a/tests/net/ipsec/Makefile  Thu Apr 27 06:52:45 2017 +0000
+++ b/tests/net/ipsec/Makefile  Thu Apr 27 06:53:44 2017 +0000
@@ -1,11 +1,11 @@
-# $NetBSD: Makefile,v 1.2 2017/04/27 06:52:45 ozaki-r Exp $
+# $NetBSD: Makefile,v 1.3 2017/04/27 06:53:44 ozaki-r Exp $
 #
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/net/ipsec
 
-.for name in ipsec_ah_keys ipsec_esp_keys ipsec_gif ipsec_sysctl \
+.for name in ipsec_ah_keys ipsec_esp_keys ipsec_gif ipsec_l2tp ipsec_sysctl \
     ipsec_transport ipsec_tunnel
 TESTS_SH+=             t_${name}
 TESTS_SH_SRC_t_${name}=        ../net_common.sh ./algorithms.sh t_${name}.sh
diff -r 89439f76c2df -r 0075eb29fad7 tests/net/ipsec/t_ipsec_l2tp.sh
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/net/ipsec/t_ipsec_l2tp.sh   Thu Apr 27 06:53:44 2017 +0000
@@ -0,0 +1,370 @@
+#      $NetBSD: t_ipsec_l2tp.sh,v 1.1 2017/04/27 06:53:44 ozaki-r 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.
+#
+
+SOCK_LOCAL=unix://ipsec_l2tp_local
+SOCK_TUN_LOCAL=unix://ipsec_l2tp_tunel_local
+SOCK_TUN_REMOTE=unix://ipsec_l2tp_tunnel_remote
+SOCK_REMOTE=unix://ipsec_l2tp_remote
+BUS_LOCAL=./bus_ipsec_local
+BUS_TUNNEL=./bus_ipsec_tunnel
+BUS_REMOTE=./bus_ipsec_remote
+
+DEBUG=${DEBUG:-false}
+
+make_l2tp_pktstr()
+{
+       local src=$1
+       local dst=$2
+       local proto=$3
+       local ipproto=$4
+       local proto_cap= proto_str=
+
+       if [ $proto = esp ]; then
+               proto_cap=ESP
+       else
+               proto_cap=AH
+               if [ $ipproto = ipv4 ]; then
+                       proto_str="ip-proto-115 102 \(ipip-proto-4\)"
+               else
+                       proto_str="ip-proto-115"
+               fi
+       fi
+
+       echo "$src > $dst: $proto_cap.+$proto_str"
+}
+
+test_ipsec4_l2tp()
+{
+       local proto=$1
+       local algo=$2
+       local ip_local=10.0.0.1
+       local ip_gw_local_tun=20.0.0.1
+       local ip_gw_remote_tun=20.0.0.2
+       local ip_remote=10.0.0.2
+       local subnet_local=20.0.0.0
+       local subnet_remote=20.0.0.0
+       local keylen=$(get_one_valid_keylen $algo)
+       local key=$(generate_key $keylen)
+       local tmpfile=./tmp
+       local outfile=./out
+       local opt= str=
+
+       if [ $proto = esp ]; then
+               opt=-E
+       else
+               opt=-A
+       fi
+
+       # See https://www.netbsd.org/docs/network/ipsec/#sample_vpn
+       rump_server_crypto_start $SOCK_LOCAL
+       rump_server_crypto_start $SOCK_TUN_LOCAL netipsec l2tp bridge
+       rump_server_crypto_start $SOCK_TUN_REMOTE netipsec l2tp bridge
+       rump_server_crypto_start $SOCK_REMOTE
+       rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_LOCAL
+       rump_server_add_iface $SOCK_TUN_LOCAL shmif0 $BUS_LOCAL
+       rump_server_add_iface $SOCK_TUN_LOCAL shmif1 $BUS_TUNNEL
+       rump_server_add_iface $SOCK_TUN_REMOTE shmif0 $BUS_REMOTE
+       rump_server_add_iface $SOCK_TUN_REMOTE shmif1 $BUS_TUNNEL
+       rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_REMOTE
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 rump.ifconfig shmif0 $ip_local/24
+
+       export RUMP_SERVER=$SOCK_TUN_LOCAL
+       atf_check -s exit:0 rump.ifconfig shmif0 up
+       atf_check -s exit:0 rump.ifconfig shmif1 $ip_gw_local_tun/24
+       atf_check -s exit:0 rump.ifconfig l2tp0 create
+       atf_check -s exit:0 rump.ifconfig l2tp0 \
+           tunnel $ip_gw_local_tun $ip_gw_remote_tun
+       atf_check -s exit:0 rump.ifconfig l2tp0 session 1234 4321
+       atf_check -s exit:0 rump.ifconfig l2tp0 up
+       atf_check -s exit:0 rump.ifconfig bridge0 create
+       atf_check -s exit:0 rump.ifconfig bridge0 up
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
+
+       export RUMP_SERVER=$SOCK_TUN_REMOTE
+       atf_check -s exit:0 rump.ifconfig shmif0 up
+       atf_check -s exit:0 rump.ifconfig shmif1 $ip_gw_remote_tun/24
+       atf_check -s exit:0 rump.ifconfig l2tp0 create
+       atf_check -s exit:0 rump.ifconfig l2tp0 \
+           tunnel $ip_gw_remote_tun $ip_gw_local_tun
+       atf_check -s exit:0 rump.ifconfig l2tp0 session 4321 1234
+       atf_check -s exit:0 rump.ifconfig l2tp0 up
+       atf_check -s exit:0 rump.ifconfig bridge0 create
+       atf_check -s exit:0 rump.ifconfig bridge0 up
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
+
+       export RUMP_SERVER=$SOCK_REMOTE
+       atf_check -s exit:0 rump.ifconfig shmif0 $ip_remote/24
+       # Run ifconfig -w 10 just once for optimization
+       atf_check -s exit:0 rump.ifconfig -w 10
+
+       extract_new_packets $BUS_TUNNEL > $outfile
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_remote
+
+       extract_new_packets $BUS_TUNNEL > $outfile
+       atf_check -s exit:0 \
+           -o match:"$ip_gw_local_tun > $ip_gw_remote_tun: +ip-proto-115" \
+           cat $outfile
+       atf_check -s exit:0 \
+           -o match:"$ip_gw_remote_tun > $ip_gw_local_tun: +ip-proto-115" \
+           cat $outfile
+
+       export RUMP_SERVER=$SOCK_TUN_LOCAL
+       # from https://www.netbsd.org/docs/network/ipsec/
+       cat > $tmpfile <<-EOF
+       add $ip_gw_local_tun $ip_gw_remote_tun $proto 10000 $opt $algo $key;
+       add $ip_gw_remote_tun $ip_gw_local_tun $proto 10001 $opt $algo $key;
+       spdadd $subnet_local/24 $subnet_remote/24 any -P out ipsec
+           $proto/tunnel/$ip_gw_local_tun-$ip_gw_remote_tun/require;
+       spdadd $subnet_remote/24 $subnet_local/24 any -P in ipsec
+           $proto/tunnel/$ip_gw_remote_tun-$ip_gw_local_tun/require;
+       EOF
+       $DEBUG && cat $tmpfile
+       atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
+       $DEBUG && $HIJACKING setkey -D
+       atf_check -s exit:0 -o match:"$ip_gw_local_tun $ip_gw_remote_tun" \
+           $HIJACKING setkey -D
+       atf_check -s exit:0 -o match:"$ip_gw_remote_tun $ip_gw_local_tun" \
+           $HIJACKING setkey -D
+       # TODO: more detail checks
+
+       export RUMP_SERVER=$SOCK_TUN_REMOTE
+       cat > $tmpfile <<-EOF
+       add $ip_gw_local_tun $ip_gw_remote_tun $proto 10000 $opt $algo $key;
+       add $ip_gw_remote_tun $ip_gw_local_tun $proto 10001 $opt $algo $key;
+       spdadd $subnet_remote/24 $subnet_local/24 any -P out ipsec
+           $proto/tunnel/$ip_gw_remote_tun-$ip_gw_local_tun/require;
+       spdadd $subnet_local/24 $subnet_remote/24 any -P in ipsec
+           $proto/tunnel/$ip_gw_local_tun-$ip_gw_remote_tun/require;
+       EOF
+       $DEBUG && cat $tmpfile
+       atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
+       $DEBUG && $HIJACKING setkey -D
+       atf_check -s exit:0 -o match:"$ip_gw_local_tun $ip_gw_remote_tun" \
+           $HIJACKING setkey -D
+       atf_check -s exit:0 -o match:"$ip_gw_remote_tun $ip_gw_local_tun" \
+           $HIJACKING setkey -D
+       # TODO: more detail checks
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_remote
+
+       extract_new_packets $BUS_TUNNEL > $outfile
+       str=$(make_l2tp_pktstr $ip_gw_local_tun $ip_gw_remote_tun $proto ipv4)
+       atf_check -s exit:0 -o match:"$str" cat $outfile
+       str=$(make_l2tp_pktstr $ip_gw_remote_tun $ip_gw_local_tun $proto ipv4)
+       atf_check -s exit:0 -o match:"$str" cat $outfile
+}
+
+test_ipsec6_l2tp()
+{
+       local proto=$1
+       local algo=$2
+       local ip_local=fd00::1
+       local ip_gw_local_tun=fc00::1
+       local ip_gw_remote_tun=fc00::2
+       local ip_remote=fd00::2
+       local subnet_local=fc00::
+       local subnet_remote=fc00::
+       local keylen=$(get_one_valid_keylen $algo)
+       local key=$(generate_key $keylen)
+       local tmpfile=./tmp
+       local outfile=./out
+       local opt= str=
+
+       if [ $proto = esp ]; then
+               opt=-E
+       else
+               opt=-A
+       fi
+
+       rump_server_crypto_start $SOCK_LOCAL netinet6
+       rump_server_crypto_start $SOCK_TUN_LOCAL netipsec netinet6 l2tp bridge
+       rump_server_crypto_start $SOCK_TUN_REMOTE netipsec netinet6 l2tp bridge
+       rump_server_crypto_start $SOCK_REMOTE netinet6
+       rump_server_add_iface $SOCK_LOCAL shmif0 $BUS_LOCAL
+       rump_server_add_iface $SOCK_TUN_LOCAL shmif0 $BUS_LOCAL
+       rump_server_add_iface $SOCK_TUN_LOCAL shmif1 $BUS_TUNNEL
+       rump_server_add_iface $SOCK_TUN_REMOTE shmif0 $BUS_REMOTE
+       rump_server_add_iface $SOCK_TUN_REMOTE shmif1 $BUS_TUNNEL
+       rump_server_add_iface $SOCK_REMOTE shmif0 $BUS_REMOTE
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local/64
+
+       export RUMP_SERVER=$SOCK_TUN_LOCAL
+       atf_check -s exit:0 rump.ifconfig shmif0 up
+       atf_check -s exit:0 rump.ifconfig shmif1 inet6 $ip_gw_local_tun/64
+       atf_check -s exit:0 rump.ifconfig l2tp0 create
+       atf_check -s exit:0 rump.ifconfig l2tp0 \
+           tunnel $ip_gw_local_tun $ip_gw_remote_tun
+       atf_check -s exit:0 rump.ifconfig l2tp0 session 1234 4321
+       atf_check -s exit:0 rump.ifconfig l2tp0 up
+       atf_check -s exit:0 rump.ifconfig bridge0 create
+       atf_check -s exit:0 rump.ifconfig bridge0 up
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
+
+       export RUMP_SERVER=$SOCK_TUN_REMOTE
+       atf_check -s exit:0 rump.ifconfig shmif0 up
+       atf_check -s exit:0 rump.ifconfig shmif1 inet6 $ip_gw_remote_tun/64
+       atf_check -s exit:0 rump.ifconfig l2tp0 create
+       atf_check -s exit:0 rump.ifconfig l2tp0 \
+           tunnel $ip_gw_remote_tun $ip_gw_local_tun
+       atf_check -s exit:0 rump.ifconfig l2tp0 session 4321 1234
+       atf_check -s exit:0 rump.ifconfig l2tp0 up
+       atf_check -s exit:0 rump.ifconfig bridge0 create
+       atf_check -s exit:0 rump.ifconfig bridge0 up
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add l2tp0
+       atf_check -s exit:0 $HIJACKING brconfig bridge0 add shmif0
+
+       export RUMP_SERVER=$SOCK_REMOTE
+       atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_remote
+       # Run ifconfig -w 10 just once for optimization
+       atf_check -s exit:0 rump.ifconfig -w 10
+
+       extract_new_packets $BUS_TUNNEL > $outfile
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_remote
+
+       extract_new_packets $BUS_TUNNEL > $outfile
+       atf_check -s exit:0 \
+           -o match:"$ip_gw_local_tun > $ip_gw_remote_tun: +ip-proto-115" \



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