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t_ipsec_misc.sh revision 1.3 
      1 #	$NetBSD: t_ipsec_misc.sh,v 1.3 2017/05/18 14:43:42 ozaki-r Exp $
      2 #
      3 # Copyright (c) 2017 Internet Initiative Japan Inc.
      4 # All rights reserved.
      5 #
      6 # Redistribution and use in source and binary forms, with or without
      7 # modification, are permitted provided that the following conditions
      8 # are met:
      9 # 1. Redistributions of source code must retain the above copyright
     10 #    notice, this list of conditions and the following disclaimer.
     11 # 2. Redistributions in binary form must reproduce the above copyright
     12 #    notice, this list of conditions and the following disclaimer in the
     13 #    documentation and/or other materials provided with the distribution.
     14 #
     15 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     16 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     17 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     18 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     19 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     20 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     21 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     22 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     23 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     24 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     25 # POSSIBILITY OF SUCH DAMAGE.
     26 #
     27 
     28 SOCK_LOCAL=unix://ipsec_local
     29 SOCK_PEER=unix://ipsec_peer
     30 BUS=./bus_ipsec
     31 
     32 DEBUG=${DEBUG:-false}
     33 
     34 setup_sasp()
     35 {
     36 	local proto=$1
     37 	local algo_args="$2"
     38 	local ip_local=$3
     39 	local ip_peer=$4
     40 	local lifetime=$5
     41 	local tmpfile=./tmp
     42 
     43 	export RUMP_SERVER=$SOCK_LOCAL
     44 	cat > $tmpfile <<-EOF
     45 	add $ip_local $ip_peer $proto 10000 -lh $lifetime -ls $lifetime $algo_args;
     46 	add $ip_peer $ip_local $proto 10001 -lh $lifetime -ls $lifetime $algo_args;
     47 	spdadd $ip_local $ip_peer any -P out ipsec $proto/transport//require;
     48 	EOF
     49 	$DEBUG && cat $tmpfile
     50 	atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
     51 	# XXX it can be expired if $lifetime is very short
     52 	#check_sa_entries $SOCK_LOCAL $ip_local $ip_peer
     53 
     54 	export RUMP_SERVER=$SOCK_PEER
     55 	cat > $tmpfile <<-EOF
     56 	add $ip_local $ip_peer $proto 10000 -lh $lifetime -ls $lifetime $algo_args;
     57 	add $ip_peer $ip_local $proto 10001 -lh $lifetime -ls $lifetime $algo_args;
     58 	spdadd $ip_peer $ip_local any -P out ipsec $proto/transport//require;
     59 	EOF
     60 	$DEBUG && cat $tmpfile
     61 	atf_check -s exit:0 -o empty $HIJACKING setkey -c < $tmpfile
     62 	# XXX it can be expired if $lifetime is very short
     63 	#check_sa_entries $SOCK_PEER $ip_local $ip_peer
     64 }
     65 
     66 test_ipsec4_lifetime()
     67 {
     68 	local proto=$1
     69 	local algo=$2
     70 	local ip_local=10.0.0.1
     71 	local ip_peer=10.0.0.2
     72 	local outfile=./out
     73 	local proto_cap=$(echo $proto | tr 'a-z' 'A-Z')
     74 	local algo_args="$(generate_algo_args $proto $algo)"
     75 	local lifetime=3
     76 
     77 	rump_server_crypto_start $SOCK_LOCAL netipsec
     78 	rump_server_crypto_start $SOCK_PEER netipsec
     79 	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
     80 	rump_server_add_iface $SOCK_PEER shmif0 $BUS
     81 
     82 	export RUMP_SERVER=$SOCK_LOCAL
     83 	atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
     84 	atf_check -s exit:0 rump.ifconfig shmif0 $ip_local/24
     85 	#atf_check -s exit:0 -o ignore rump.sysctl -w net.key.debug=0xff
     86 
     87 	export RUMP_SERVER=$SOCK_PEER
     88 	atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.dad_count=0
     89 	atf_check -s exit:0 rump.ifconfig shmif0 $ip_peer/24
     90 	#atf_check -s exit:0 -o ignore rump.sysctl -w net.key.debug=0xff
     91 
     92 	extract_new_packets $BUS > $outfile
     93 
     94 	export RUMP_SERVER=$SOCK_LOCAL
     95 	atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_peer
     96 
     97 	extract_new_packets $BUS > $outfile
     98 	atf_check -s exit:0 -o match:"$ip_local > $ip_peer: ICMP echo request" \
     99 	    cat $outfile
    100 	atf_check -s exit:0 -o match:"$ip_peer > $ip_local: ICMP echo reply" \
    101 	    cat $outfile
    102 
    103 	# Set up SAs with lifetime 1 sec.
    104 	setup_sasp $proto "$algo_args" $ip_local $ip_peer 1
    105 
    106 	# Wait for the SAs to be expired
    107 	atf_check -s exit:0 sleep 2
    108 
    109 	# Check the SAs have been expired
    110 	export RUMP_SERVER=$SOCK_LOCAL
    111 	$DEBUG && $HIJACKING setkey -D
    112 	atf_check -s exit:0 -o match:'No SAD entries.' $HIJACKING setkey -D
    113 	export RUMP_SERVER=$SOCK_PEER
    114 	$DEBUG && $HIJACKING setkey -D
    115 	atf_check -s exit:0 -o match:'No SAD entries.' $HIJACKING setkey -D
    116 
    117 	# Clean up SPs
    118 	export RUMP_SERVER=$SOCK_LOCAL
    119 	atf_check -s exit:0 -o empty $HIJACKING setkey -F -P
    120 	export RUMP_SERVER=$SOCK_PEER
    121 	atf_check -s exit:0 -o empty $HIJACKING setkey -F -P
    122 
    123 	# Set up SAs with lifetime with $lifetime
    124 	setup_sasp $proto "$algo_args" $ip_local $ip_peer $lifetime
    125 
    126 	# Use the SAs; this will create a reference from an SP to an SA
    127 	export RUMP_SERVER=$SOCK_LOCAL
    128 	atf_check -s exit:0 -o ignore rump.ping -c 1 -n -w 3 $ip_peer
    129 
    130 	extract_new_packets $BUS > $outfile
    131 	atf_check -s exit:0 -o match:"$ip_local > $ip_peer: $proto_cap" \
    132 	    cat $outfile
    133 	atf_check -s exit:0 -o match:"$ip_peer > $ip_local: $proto_cap" \
    134 	    cat $outfile
    135 
    136 	atf_check -s exit:0 sleep $((lifetime + 1))
    137 
    138 	export RUMP_SERVER=$SOCK_LOCAL
    139 	$DEBUG && $HIJACKING setkey -D
    140 	atf_check -s exit:0 -o empty $HIJACKING setkey -D
    141 	# The SA on output remain because sp/isr still refers it
    142 	atf_check -s exit:0 -o match:"$ip_local $ip_peer" \
    143 	    $HIJACKING setkey -D -a
    144 	atf_check -s exit:0 -o not-match:"$ip_peer $ip_local" \
    145 	    $HIJACKING setkey -D -a
    146 
    147 	export RUMP_SERVER=$SOCK_PEER
    148 	$DEBUG && $HIJACKING setkey -D
    149 	atf_check -s exit:0 -o empty $HIJACKING setkey -D
    150 	atf_check -s exit:0 -o not-match:"$ip_local $ip_peer" \
    151 	    $HIJACKING setkey -D -a
    152 	# The SA on output remain because sp/isr still refers it
    153 	atf_check -s exit:0 -o match:"$ip_peer $ip_local" \
    154 	    $HIJACKING setkey -D -a
    155 
    156 	export RUMP_SERVER=$SOCK_LOCAL
    157 	atf_check -s not-exit:0 -o match:'0 packets received' \
    158 	    rump.ping -c 1 -n -w 1 $ip_peer
    159 
    160 	test_flush_entries $SOCK_LOCAL
    161 	test_flush_entries $SOCK_PEER
    162 }
    163 
    164 test_ipsec6_lifetime()
    165 {
    166 	local proto=$1
    167 	local algo=$2
    168 	local ip_local=fd00::1
    169 	local ip_peer=fd00::2
    170 	local tmpfile=./tmp
    171 	local outfile=./out
    172 	local proto_cap=$(echo $proto | tr 'a-z' 'A-Z')
    173 	local algo_args="$(generate_algo_args $proto $algo)"
    174 	local lifetime=3
    175 
    176 	rump_server_crypto_start $SOCK_LOCAL netinet6 netipsec
    177 	rump_server_crypto_start $SOCK_PEER netinet6 netipsec
    178 	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
    179 	rump_server_add_iface $SOCK_PEER shmif0 $BUS
    180 
    181 	export RUMP_SERVER=$SOCK_LOCAL
    182 	atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
    183 	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local
    184 
    185 	export RUMP_SERVER=$SOCK_PEER
    186 	atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.dad_count=0
    187 	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_peer
    188 
    189 	extract_new_packets $BUS > $outfile
    190 
    191 	export RUMP_SERVER=$SOCK_LOCAL
    192 	atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_peer
    193 
    194 	extract_new_packets $BUS > $outfile
    195 	atf_check -s exit:0 -o match:"$ip_local > $ip_peer: ICMP6, echo request" \
    196 	    cat $outfile
    197 	atf_check -s exit:0 -o match:"$ip_peer > $ip_local: ICMP6, echo reply" \
    198 	    cat $outfile
    199 
    200 	# Set up SAs with lifetime 1 sec.
    201 	setup_sasp $proto "$algo_args" $ip_local $ip_peer 1
    202 
    203 	# Wait for the SAs to be expired
    204 	atf_check -s exit:0 sleep 2
    205 
    206 	# Check the SAs have been expired
    207 	export RUMP_SERVER=$SOCK_LOCAL
    208 	$DEBUG && $HIJACKING setkey -D
    209 	atf_check -s exit:0 -o match:'No SAD entries.' $HIJACKING setkey -D
    210 	export RUMP_SERVER=$SOCK_PEER
    211 	$DEBUG && $HIJACKING setkey -D
    212 	atf_check -s exit:0 -o match:'No SAD entries.' $HIJACKING setkey -D
    213 
    214 	# Clean up SPs
    215 	export RUMP_SERVER=$SOCK_LOCAL
    216 	atf_check -s exit:0 -o empty $HIJACKING setkey -F -P
    217 	export RUMP_SERVER=$SOCK_PEER
    218 	atf_check -s exit:0 -o empty $HIJACKING setkey -F -P
    219 
    220 	# Set up SAs with lifetime with $lifetime
    221 	setup_sasp $proto "$algo_args" $ip_local $ip_peer $lifetime
    222 
    223 	# Use the SAs; this will create a reference from an SP to an SA
    224 	export RUMP_SERVER=$SOCK_LOCAL
    225 	atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n -X 3 $ip_peer
    226 
    227 	extract_new_packets $BUS > $outfile
    228 	atf_check -s exit:0 -o match:"$ip_local > $ip_peer: $proto_cap" \
    229 	    cat $outfile
    230 	atf_check -s exit:0 -o match:"$ip_peer > $ip_local: $proto_cap" \
    231 	    cat $outfile
    232 
    233 	atf_check -s exit:0 sleep $((lifetime + 1))
    234 
    235 	export RUMP_SERVER=$SOCK_LOCAL
    236 	$DEBUG && $HIJACKING setkey -D
    237 	atf_check -s exit:0 -o empty $HIJACKING setkey -D
    238 	# The SA on output remain because sp/isr still refers it
    239 	atf_check -s exit:0 -o match:"$ip_local $ip_peer" \
    240 	    $HIJACKING setkey -D -a
    241 	atf_check -s exit:0 -o not-match:"$ip_peer $ip_local" \
    242 	    $HIJACKING setkey -D -a
    243 
    244 	export RUMP_SERVER=$SOCK_PEER
    245 	$DEBUG && $HIJACKING setkey -D
    246 	atf_check -s exit:0 -o empty $HIJACKING setkey -D
    247 	atf_check -s exit:0 -o not-match:"$ip_local $ip_peer" \
    248 	    $HIJACKING setkey -D -a
    249 	# The SA on output remain because sp/isr still refers it
    250 	atf_check -s exit:0 -o match:"$ip_peer $ip_local" \
    251 	    $HIJACKING setkey -D -a
    252 
    253 	export RUMP_SERVER=$SOCK_LOCAL
    254 	atf_check -s not-exit:0 -o match:'0 packets received' \
    255 	    rump.ping6 -c 1 -n -X 1 $ip_peer
    256 
    257 	test_flush_entries $SOCK_LOCAL
    258 	test_flush_entries $SOCK_PEER
    259 }
    260 
    261 test_lifetime_common()
    262 {
    263 	local ipproto=$1
    264 	local proto=$2
    265 	local algo=$3
    266 
    267 	if [ $ipproto = ipv4 ]; then
    268 		test_ipsec4_lifetime $proto $algo
    269 	else
    270 		test_ipsec6_lifetime $proto $algo
    271 	fi
    272 }
    273 
    274 add_test_lifetime()
    275 {
    276 	local ipproto=$1
    277 	local proto=$2
    278 	local algo=$3
    279 	local _algo=$(echo $algo | sed 's/-//g')
    280 	local name= desc=
    281 
    282 	name="ipsec_lifetime_${ipproto}_${proto}_${_algo}"
    283 	desc="Tests of lifetime of IPsec ($ipproto) with $proto ($algo)"
    284 
    285 	atf_test_case ${name} cleanup
    286 	eval "								\
    287 	    ${name}_head() {						\
    288 	        atf_set \"descr\" \"$desc\";				\
    289 	        atf_set \"require.progs\" \"rump_server\" \"setkey\";	\
    290 	    };								\
    291 	    ${name}_body() {						\
    292 	        test_lifetime_common $ipproto $proto $algo;		\
    293 	        rump_server_destroy_ifaces;				\
    294 	    };								\
    295 	    ${name}_cleanup() {						\
    296 	        $DEBUG && dump;						\
    297 	        cleanup;						\
    298 	    }								\
    299 	"
    300 	atf_add_test_case ${name}
    301 }
    302 
    303 prepare_file()
    304 {
    305 	local file=$1
    306 	local data="0123456789"
    307 
    308 	touch $file
    309 	for i in `seq 1 512`
    310 	do
    311 		echo $data >> $file
    312 	done
    313 }
    314 
    315 test_tcp()
    316 {
    317 	local proto=$1
    318 	local ip_local=$2
    319 	local ip_peer=$3
    320 	local port=1234
    321 	local file_send=./file.send
    322 	local file_recv=./file.recv
    323 	local opts=
    324 
    325 	if [ $proto = ipv4 ]; then
    326 		opts="-N -w 3 -4"
    327 	else
    328 		opts="-N -w 3 -6"
    329 	fi
    330 
    331 	# Start nc server
    332 	start_nc_server $SOCK_PEER $port $file_recv $proto
    333 
    334 	export RUMP_SERVER=$SOCK_LOCAL
    335 	# Send a file to the server
    336 	prepare_file $file_send
    337 	atf_check -s exit:0 $HIJACKING nc $opts $ip_peer $port < $file_send
    338 
    339 	# Check if the file is transferred correctly
    340 	atf_check -s exit:0 diff -q $file_send $file_recv
    341 
    342 	stop_nc_server
    343 	rm -f $file_send $file_recv
    344 }
    345 
    346 test_tcp_ipv4()
    347 {
    348 	local ip_local=10.0.0.1
    349 	local ip_peer=10.0.0.2
    350 
    351 	rump_server_crypto_start $SOCK_LOCAL netipsec
    352 	rump_server_crypto_start $SOCK_PEER netipsec
    353 	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
    354 	rump_server_add_iface $SOCK_PEER shmif0 $BUS
    355 
    356 	export RUMP_SERVER=$SOCK_LOCAL
    357 	atf_check -s exit:0 rump.ifconfig shmif0 $ip_local/24
    358 	atf_check -s exit:0 rump.ifconfig -w 10
    359 
    360 	export RUMP_SERVER=$SOCK_PEER
    361 	atf_check -s exit:0 rump.ifconfig shmif0 $ip_peer/24
    362 	atf_check -s exit:0 rump.ifconfig -w 10
    363 
    364 	test_tcp ipv4 $ip_local $ip_peer
    365 }
    366 
    367 test_tcp_ipv6()
    368 {
    369 	local ip_local=fd00::1
    370 	local ip_peer=fd00::2
    371 
    372 	rump_server_crypto_start $SOCK_LOCAL netinet6 netipsec
    373 	rump_server_crypto_start $SOCK_PEER netinet6 netipsec
    374 	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
    375 	rump_server_add_iface $SOCK_PEER shmif0 $BUS
    376 
    377 	export RUMP_SERVER=$SOCK_LOCAL
    378 	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local
    379 	atf_check -s exit:0 rump.ifconfig -w 10
    380 
    381 	export RUMP_SERVER=$SOCK_PEER
    382 	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_peer
    383 	atf_check -s exit:0 rump.ifconfig -w 10
    384 
    385 	test_tcp ipv6 $ip_local $ip_peer
    386 }
    387 
    388 add_test_tcp()
    389 {
    390 	local ipproto=$1
    391 	local name= desc=
    392 
    393 	name="ipsec_tcp_${ipproto}"
    394 	desc="Tests of TCP with IPsec enabled ($ipproto)"
    395 
    396 	atf_test_case ${name} cleanup
    397 	eval "								\
    398 	    ${name}_head() {						\
    399 	        atf_set \"descr\" \"$desc\";				\
    400 	        atf_set \"require.progs\" \"rump_server\" \"setkey\";	\
    401 	    };								\
    402 	    ${name}_body() {						\
    403 	        test_tcp_${ipproto};					\
    404 	        rump_server_destroy_ifaces;				\
    405 	    };								\
    406 	    ${name}_cleanup() {						\
    407 	        $DEBUG && dump;						\
    408 	        cleanup;						\
    409 	    }								\
    410 	"
    411 	atf_add_test_case ${name}
    412 }
    413 
    414 atf_init_test_cases()
    415 {
    416 	local algo=
    417 
    418 	for algo in $ESP_ENCRYPTION_ALGORITHMS_MINIMUM; do
    419 		add_test_lifetime ipv4 esp $algo
    420 		add_test_lifetime ipv6 esp $algo
    421 	done
    422 	for algo in $AH_AUTHENTICATION_ALGORITHMS_MINIMUM; do
    423 		add_test_lifetime ipv4 ah $algo
    424 		add_test_lifetime ipv6 ah $algo
    425 	done
    426 
    427 	add_test_tcp ipv4
    428 	add_test_tcp ipv6
    429 }
    430