xref: /freebsd/tests/sys/netpfil/pf/map_e.sh (revision d91f8db5f1822c43cd256f19aae1d059e4b25a26)
1# $FreeBSD$
2#
3# SPDX-License-Identifier: BSD-2-Clause
4#
5# Copyright (c) 2021 KUROSAWA Takahiro <takahiro.kurosawa@gmail.com>
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26# SUCH DAMAGE.
27
28. $(atf_get_srcdir)/utils.subr
29
30atf_test_case "map_e" "cleanup"
31map_e_head()
32{
33	atf_set descr 'map-e-portset test'
34	atf_set require.user root
35}
36
37map_e_body()
38{
39	NC_TRY_COUNT=12
40
41	pft_init
42
43	epair_map_e=$(vnet_mkepair)
44	epair_echo=$(vnet_mkepair)
45
46	vnet_mkjail map_e ${epair_map_e}b ${epair_echo}a
47	vnet_mkjail echo ${epair_echo}b
48
49	ifconfig ${epair_map_e}a 192.0.2.2/24 up
50	route add -net 198.51.100.0/24 192.0.2.1
51
52	jexec map_e ifconfig ${epair_map_e}b 192.0.2.1/24 up
53	jexec map_e ifconfig ${epair_echo}a 198.51.100.1/24 up
54	jexec map_e sysctl net.inet.ip.forwarding=1
55
56	jexec echo ifconfig ${epair_echo}b 198.51.100.2/24 up
57	jexec echo /usr/sbin/inetd -p inetd-echo.pid $(atf_get_srcdir)/echo_inetd.conf
58
59	# Enable pf!
60	jexec map_e pfctl -e
61	pft_set_rules map_e \
62		"nat pass on ${epair_echo}a inet from 192.0.2.0/24 to any -> (${epair_echo}a) map-e-portset 2/12/0x342"
63
64	# Only allow specified ports.
65	jexec echo pfctl -e
66	pft_set_rules echo "block return all" \
67		"pass in on ${epair_echo}b inet proto tcp from 198.51.100.1 port 19720:19723 to (${epair_echo}b) port 7" \
68		"pass in on ${epair_echo}b inet proto tcp from 198.51.100.1 port 36104:36107 to (${epair_echo}b) port 7" \
69		"pass in on ${epair_echo}b inet proto tcp from 198.51.100.1 port 52488:52491 to (${epair_echo}b) port 7"
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