xref: /freebsd/tests/sys/netpfil/pf/map_e.sh (revision 4543ef516683042d46f3bd3bb8a4f3f746e00499)
1#
2# SPDX-License-Identifier: BSD-2-Clause
3#
4# Copyright (c) 2021 KUROSAWA Takahiro <takahiro.kurosawa@gmail.com>
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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26
27. $(atf_get_srcdir)/utils.subr
28
29atf_test_case "map_e" "cleanup"
30map_e_head()
31{
32	atf_set descr 'map-e-portset test'
33	atf_set require.user root
34}
35
36map_e_body()
37{
38	NC_TRY_COUNT=12
39
40	pft_init
41
42	epair_map_e=$(vnet_mkepair)
43	epair_echo=$(vnet_mkepair)
44
45	vnet_mkjail map_e ${epair_map_e}b ${epair_echo}a
46	vnet_mkjail echo ${epair_echo}b
47
48	ifconfig ${epair_map_e}a 192.0.2.2/24 up
49	route add -net 198.51.100.0/24 192.0.2.1
50
51	jexec map_e ifconfig ${epair_map_e}b 192.0.2.1/24 up
52	jexec map_e ifconfig ${epair_echo}a 198.51.100.1/24 up
53	jexec map_e sysctl net.inet.ip.forwarding=1
54
55	jexec echo ifconfig ${epair_echo}b 198.51.100.2/24 up
56	jexec echo /usr/sbin/inetd -p inetd-echo.pid $(atf_get_srcdir)/echo_inetd.conf
57
58	# Enable pf!
59	jexec map_e pfctl -e
60	pft_set_rules map_e \
61		"nat pass on ${epair_echo}a inet from 192.0.2.0/24 to any -> (${epair_echo}a) map-e-portset 2/12/0x342"
62
63	# Only allow specified ports.
64	jexec echo pfctl -e
65	pft_set_rules echo "block return all" \
66		"pass in on ${epair_echo}b inet proto tcp from 198.51.100.1 port 19720:19723 to (${epair_echo}b) port 7" \
67		"pass in on ${epair_echo}b inet proto tcp from 198.51.100.1 port 36104:36107 to (${epair_echo}b) port 7" \
68		"pass in on ${epair_echo}b inet proto tcp from 198.51.100.1 port 52488:52491 to (${epair_echo}b) port 7" \
69		"set skip on lo"
70
71	i=0
72	while [ ${i} -lt ${NC_TRY_COUNT} ]
73	do
74		echo "foo ${i}" | timeout 2 nc -N 198.51.100.2 7
75		if [ $? -ne 0 ]; then
76			atf_fail "nc failed (${i})"
77		fi
78		i=$((${i}+1))
79	done
80}
81
82map_e_cleanup()
83{
84	rm -f inetd-echo.pid
85	pft_cleanup
86}
87
88atf_init_test_cases()
89{
90	atf_add_test_case "map_e"
91}
92