xref: /netbsd-src/tests/net/tcp/t_tcp_nc.sh (revision c3619612ae1ecac334fe393ab19ecece86069296) 
1#	$NetBSD: t_tcp_nc.sh,v 1.1 2022/11/02 09:37:56 ozaki-r Exp $
2#
3# Copyright (c) 2022 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
28SOCK_LOCAL=unix://tcp_nc_local
29SOCK_PEER=unix://tcp_nc_peer
30BUS=./bus_tcp_nc
31FILE_SND=./file.snd
32FILE_RCV=./file.rcv
33IP_LOCAL=10.0.0.1
34IP_PEER=10.0.0.2
35NC_OPTS="-w 3"
36
37DEBUG=${DEBUG:-false}
38
39setup_servers()
40{
41
42	rump_server_start $SOCK_LOCAL
43	rump_server_start $SOCK_PEER
44	rump_server_add_iface $SOCK_LOCAL shmif0 $BUS
45	rump_server_add_iface $SOCK_PEER shmif0 $BUS
46	export RUMP_SERVER=$SOCK_LOCAL
47	atf_check -s exit:0 rump.ifconfig shmif0 $IP_LOCAL/24
48	export RUMP_SERVER=$SOCK_PEER
49	atf_check -s exit:0 rump.ifconfig shmif0 $IP_PEER/24
50}
51
52prepare_snd_file()
53{
54	local file=$FILE_SND
55	local size=${1:-5120}
56
57	# XXX accepts only multiple of 512
58	dd if=/dev/zero of=$file bs=512 count=$(($size / 512))
59}
60
61cleanup_file()
62{
63
64	rm -f $FILE_SND
65	rm -f $FILE_RCV
66}
67
68test_tcp_nc_econnrefused()
69{
70
71	export RUMP_SERVER=$SOCK_LOCAL
72
73	atf_check -s not-exit:0 -e match:'Connection refused' \
74	    $HIJACKING nc $NC_OPTS -v 127.0.0.1 80 < $FILE_SND
75	atf_check -s not-exit:0 -e match:'Connection refused' \
76	    $HIJACKING nc $NC_OPTS -v $IP_PEER 80 < $FILE_SND
77}
78
79test_tcp_nc_rcvbuf()
80{
81
82	start_nc_server $SOCK_PEER 80 $FILE_RCV ipv4 "-O 16384"
83
84	atf_check -s exit:0 $HIJACKING nc $NC_OPTS $IP_PEER 80 < $FILE_SND
85}
86
87test_tcp_nc_small_rcvbuf()
88{
89
90	start_nc_server $SOCK_PEER 80 $FILE_RCV ipv4 "-O 1024"
91
92	prepare_snd_file $((512 * 1024))
93	atf_check -s exit:0 $HIJACKING nc $NC_OPTS $IP_PEER 80 < $FILE_SND
94}
95
96test_tcp_nc_sndbuf()
97{
98
99	start_nc_server $SOCK_PEER 80 $FILE_RCV ipv4
100
101	atf_check -s exit:0 $HIJACKING nc $NC_OPTS -I 16384 $IP_PEER 80 < $FILE_SND
102}
103
104test_tcp_nc_small_sndbuf()
105{
106
107	start_nc_server $SOCK_PEER 80 $FILE_RCV ipv4
108
109	prepare_snd_file $((512 * 1024))
110	atf_check -s exit:0 $HIJACKING nc $NC_OPTS -I 1024 $IP_PEER 80 < $FILE_SND
111}
112
113test_tcp_nc_md5sig()
114{
115
116	atf_expect_fail "TCP_SIGNATURE is not enabled by default"
117
118	start_nc_server $SOCK_PEER 80 $FILE_RCV ipv4
119
120	atf_check -s exit:0 $HIJACKING nc $NC_OPTS -S $IP_PEER 80 < $FILE_SND
121}
122
123add_test_tcp_nc()
124{
125	local type=$1
126	local name= desc=
127
128	desc="Test TCP with nc ($type)"
129	name="tcp_nc_${type}"
130
131	atf_test_case ${name} cleanup
132	eval "
133	    ${name}_head() {
134	        atf_set descr \"$desc\"
135	        atf_set require.progs rump_server nc
136	    }
137	    ${name}_body() {
138	        setup_servers
139	        prepare_snd_file
140	        test_tcp_nc_$type
141	        rump_server_destroy_ifaces
142	    }
143	    ${name}_cleanup() {
144	        cleanup_file
145	        \$DEBUG && dump
146	        cleanup
147	    }
148	"
149	atf_add_test_case ${name}
150}
151
152atf_init_test_cases()
153{
154
155	add_test_tcp_nc econnrefused
156	add_test_tcp_nc rcvbuf
157	add_test_tcp_nc small_rcvbuf
158	add_test_tcp_nc sndbuf
159	add_test_tcp_nc small_sndbuf
160	add_test_tcp_nc md5sig
161}
162