[src/trunk]: src/tests/net Add test cases of TCP communications with IPsec en...

[ozaki-r <ozaki-r%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/bb1ceeb92e3e
branches:  trunk
changeset: 823971:bb1ceeb92e3e
user:      ozaki-r <ozaki-r%NetBSD.org@localhost>
date:      Wed May 17 06:30:15 2017 +0000

description:
Add test cases of TCP communications with IPsec enabled

The test cases transfer data over TCP by using nc with IPsec just enabled
(no SA/SP is configured) and confirm the commit "Fix diagnostic assertion
failure in ipsec_init_policy" really fixes the issue.

diffstat:

 tests/net/ipsec/t_ipsec_misc.sh |  116 +++++++++++++++++++++++++++++++++++++++-
 tests/net/net_common.sh         |   13 +++-
 2 files changed, 125 insertions(+), 4 deletions(-)

diffs (167 lines):

diff -r cb7be5df3966 -r bb1ceeb92e3e tests/net/ipsec/t_ipsec_misc.sh
--- a/tests/net/ipsec/t_ipsec_misc.sh   Wed May 17 02:19:09 2017 +0000
+++ b/tests/net/ipsec/t_ipsec_misc.sh   Wed May 17 06:30:15 2017 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: t_ipsec_misc.sh,v 1.1 2017/05/15 09:58:22 ozaki-r Exp $
+#      $NetBSD: t_ipsec_misc.sh,v 1.2 2017/05/17 06:30:15 ozaki-r Exp $
 #
 # Copyright (c) 2017 Internet Initiative Japan Inc.
 # All rights reserved.
@@ -298,6 +298,117 @@
        atf_add_test_case ${name}
 }
 
+prepare_file()
+{
+       local file=$1
+       local data="0123456789"
+
+       touch $file
+       for i in `seq 1 512`
+       do
+               echo $data >> $file
+       done
+}
+
+test_tcp()
+{
+       local proto=$1
+       local ip_local=$2
+       local ip_peer=$3
+       local port=1234
+       local file_send=./file.send
+       local file_recv=./file.recv
+       local opts=
+
+       if [ $proto = ipv4 ]; then
+               opts="-N -w 3 -4"
+       else
+               opts="-N -w 3 -6"
+       fi
+
+       # Start nc server
+       start_nc_server $SOCK_PEER $port $file_recv $proto
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       # Send a file to the server
+       prepare_file $file_send
+       atf_check -s exit:0 $HIJACKING nc $opts $ip_peer $port < $file_send
+
+       # Check if the file is transferred correctly
+       atf_check -s exit:0 diff -q $file_send $file_recv
+
+       stop_nc_server
+       rm -f $file_send $file_recv
+}
+
+test_tcp_ipv4()
+{
+       local ip_local=10.0.0.1
+       local ip_peer=10.0.0.2
+
+       rump_server_crypto_start $SOCK_LOCAL netipsec
+       rump_server_crypto_start $SOCK_PEER netipsec
+       rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
+       rump_server_add_iface $SOCK_PEER shmif0 $BUS
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 rump.ifconfig shmif0 $ip_local/24
+       atf_check -s exit:0 rump.ifconfig -w 10
+
+       export RUMP_SERVER=$SOCK_PEER
+       atf_check -s exit:0 rump.ifconfig shmif0 $ip_peer/24
+       atf_check -s exit:0 rump.ifconfig -w 10
+
+       test_tcp ipv4 $ip_local $ip_peer
+}
+
+test_tcp_ipv6()
+{
+       local ip_local=fd00::1
+       local ip_peer=fd00::2
+
+       rump_server_crypto_start $SOCK_LOCAL netinet6 netipsec
+       rump_server_crypto_start $SOCK_PEER netinet6 netipsec
+       rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
+       rump_server_add_iface $SOCK_PEER shmif0 $BUS
+
+       export RUMP_SERVER=$SOCK_LOCAL
+       atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_local
+       atf_check -s exit:0 rump.ifconfig -w 10
+
+       export RUMP_SERVER=$SOCK_PEER
+       atf_check -s exit:0 rump.ifconfig shmif0 inet6 $ip_peer
+       atf_check -s exit:0 rump.ifconfig -w 10
+
+       test_tcp ipv6 $ip_local $ip_peer
+}
+
+add_test_tcp()
+{
+       local ipproto=$1
+       local name= desc=
+
+       name="ipsec_tcp_${ipproto}"
+       desc="Tests of TCP with IPsec enabled ($ipproto)"
+
+       atf_test_case ${name} cleanup
+       eval "                                                          \
+           ${name}_head() {                                            \
+               atf_set \"descr\" \"$desc\";                            \
+               atf_set \"require.progs\" \"rump_server\" \"setkey\";   \
+           };                                                          \
+           ${name}_body() {                                            \
+               test_tcp_${ipproto};                                    \
+               rump_server_destroy_ifaces;                             \
+           };                                                          \
+           ${name}_cleanup() {                                         \
+               $DEBUG && dump;                                         \
+               cleanup;                                                \
+           }                                                           \
+       "
+       atf_add_test_case ${name}
+}
+
 atf_init_test_cases()
 {
        local algo=
@@ -310,4 +421,7 @@
                add_test_lifetime ipv4 ah $algo
                add_test_lifetime ipv6 ah $algo
        done
+
+       add_test_tcp ipv4
+       add_test_tcp ipv6
 }
diff -r cb7be5df3966 -r bb1ceeb92e3e tests/net/net_common.sh
--- a/tests/net/net_common.sh   Wed May 17 02:19:09 2017 +0000
+++ b/tests/net/net_common.sh   Wed May 17 06:30:15 2017 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: net_common.sh,v 1.15 2017/04/14 02:56:48 ozaki-r Exp $
+#      $NetBSD: net_common.sh,v 1.16 2017/05/17 06:30:15 ozaki-r Exp $
 #
 # Copyright (c) 2016 Internet Initiative Japan Inc.
 # All rights reserved.
@@ -140,13 +140,20 @@
        local sock=$1
        local port=$2
        local outfile=$3
+       local proto=${4:-ipv4}
        local backup=$RUMP_SERVER
-       local pid=
+       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 -l $port > $outfile &
+           nc $opts $port > $outfile &
        pid=$!
        echo $pid > $NC_PID