3 # SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 # Copyright (c) 2017 Kristof Provost <kp@FreeBSD.org>
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
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.
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
28 . $(atf_get_srcdir)/utils.subr
30 common_dir=$(atf_get_srcdir)/../common
32 atf_test_case "v4" "cleanup"
35 atf_set descr 'Basic forwarding test'
36 atf_set require.user root
38 # We need scapy to be installed for out test scripts to work
39 atf_set require.progs scapy
44 if [ `uname -p` = "i386" ]; then
45 atf_skip "https://bugs.freebsd.org/239380"
50 epair_send=$(vnet_mkepair)
51 ifconfig ${epair_send}a 192.0.2.1/24 up
53 epair_recv=$(vnet_mkepair)
54 ifconfig ${epair_recv}a up
56 vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b
57 jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up
58 jexec alcatraz ifconfig ${epair_recv}b 198.51.100.2/24 up
59 jexec alcatraz sysctl net.inet.ip.forwarding=1
60 jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05
61 route add -net 198.51.100.0/24 192.0.2.2
63 # Sanity check, can we forward ICMP echo requests without pf?
64 atf_check -s exit:0 ${common_dir}/pft_ping.py \
65 --sendif ${epair_send}a \
67 --recvif ${epair_recv}a
69 jexec alcatraz pfctl -e
71 # Forward with pf enabled
72 pft_set_rules alcatraz "block in"
73 atf_check -s exit:1 ${common_dir}/pft_ping.py \
74 --sendif ${epair_send}a \
76 --recvif ${epair_recv}a
78 pft_set_rules alcatraz "block out"
79 atf_check -s exit:1 ${common_dir}/pft_ping.py \
80 --sendif ${epair_send}a \
85 pft_set_rules alcatraz "block in" "pass in proto icmp"
86 atf_check -s exit:0 ${common_dir}/pft_ping.py \
87 --sendif ${epair_send}a \
89 --recvif ${epair_recv}a
97 atf_test_case "v6" "cleanup"
100 atf_set descr 'Basic IPv6 forwarding test'
101 atf_set require.user root
102 atf_set require.progs scapy
107 if [ `uname -p` = "i386" ]; then
108 atf_skip "https://bugs.freebsd.org/239380"
113 epair_send=$(vnet_mkepair)
114 epair_recv=$(vnet_mkepair)
116 ifconfig ${epair_send}a inet6 2001:db8:42::1/64 up no_dad -ifdisabled
117 ifconfig ${epair_recv}a up
119 vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b
121 jexec alcatraz ifconfig ${epair_send}b inet6 2001:db8:42::2/64 up no_dad
122 jexec alcatraz ifconfig ${epair_recv}b inet6 2001:db8:43::2/64 up no_dad
123 jexec alcatraz sysctl net.inet6.ip6.forwarding=1
124 jexec alcatraz ndp -s 2001:db8:43::3 00:01:02:03:04:05
125 route add -6 2001:db8:43::/64 2001:db8:42::2
127 # Sanity check, can we forward ICMP echo requests without pf?
128 atf_check -s exit:0 ${common_dir}/pft_ping.py \
130 --sendif ${epair_send}a \
131 --to 2001:db8:43::3 \
132 --recvif ${epair_recv}a
134 jexec alcatraz pfctl -e
136 # Block incoming echo request packets
137 pft_set_rules alcatraz \
138 "block in inet6 proto icmp6 icmp6-type echoreq"
139 atf_check -s exit:1 ${common_dir}/pft_ping.py \
141 --sendif ${epair_send}a \
142 --to 2001:db8:43::3 \
143 --recvif ${epair_recv}a
145 # Block outgoing echo request packets
146 pft_set_rules alcatraz \
147 "block out inet6 proto icmp6 icmp6-type echoreq"
148 atf_check -s exit:1 -e ignore ${common_dir}/pft_ping.py \
150 --sendif ${epair_send}a \
151 --to 2001:db8:43::3 \
152 --recvif ${epair_recv}a
154 # Allow ICMPv6 but nothing else
155 pft_set_rules alcatraz \
157 "pass out inet6 proto icmp6"
158 atf_check -s exit:0 ${common_dir}/pft_ping.py \
160 --sendif ${epair_send}a \
161 --to 2001:db8:43::3 \
162 --recvif ${epair_recv}a
164 # Allowing ICMPv4 does not allow ICMPv6
165 pft_set_rules alcatraz \
166 "block out inet6 proto icmp6 icmp6-type echoreq" \
168 atf_check -s exit:1 ${common_dir}/pft_ping.py \
170 --sendif ${epair_send}a \
171 --to 2001:db8:43::3 \
172 --recvif ${epair_recv}a
180 atf_init_test_cases()
182 atf_add_test_case "v4"
183 atf_add_test_case "v6"