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
46 epair_send=$(vnet_mkepair)
47 ifconfig ${epair_send}a 192.0.2.1/24 up
49 epair_recv=$(vnet_mkepair)
50 ifconfig ${epair_recv}a up
52 vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b
53 jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up
54 jexec alcatraz ifconfig ${epair_recv}b 198.51.100.2/24 up
55 jexec alcatraz sysctl net.inet.ip.forwarding=1
56 jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05
57 route add -net 198.51.100.0/24 192.0.2.2
59 # Sanity check, can we forward ICMP echo requests without pf?
60 atf_check -s exit:0 ${common_dir}/pft_ping.py \
61 --sendif ${epair_send}a \
63 --recvif ${epair_recv}a
65 jexec alcatraz pfctl -e
67 # Forward with pf enabled
68 pft_set_rules alcatraz "block in"
69 atf_check -s exit:1 ${common_dir}/pft_ping.py \
70 --sendif ${epair_send}a \
72 --recvif ${epair_recv}a
74 pft_set_rules alcatraz "block out"
75 atf_check -s exit:1 ${common_dir}/pft_ping.py \
76 --sendif ${epair_send}a \
81 pft_set_rules alcatraz "block in" "pass in proto icmp"
82 atf_check -s exit:0 ${common_dir}/pft_ping.py \
83 --sendif ${epair_send}a \
85 --recvif ${epair_recv}a
93 atf_test_case "v6" "cleanup"
96 atf_set descr 'Basic IPv6 forwarding test'
97 atf_set require.user root
98 atf_set require.progs scapy
105 epair_send=$(vnet_mkepair)
106 epair_recv=$(vnet_mkepair)
108 ifconfig ${epair_send}a inet6 2001:db8:42::1/64 up no_dad -ifdisabled
109 ifconfig ${epair_recv}a up
111 vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b
113 jexec alcatraz ifconfig ${epair_send}b inet6 2001:db8:42::2/64 up no_dad
114 jexec alcatraz ifconfig ${epair_recv}b inet6 2001:db8:43::2/64 up no_dad
115 jexec alcatraz sysctl net.inet6.ip6.forwarding=1
116 jexec alcatraz ndp -s 2001:db8:43::3 00:01:02:03:04:05
117 route add -6 2001:db8:43::/64 2001:db8:42::2
119 # Sanity check, can we forward ICMP echo requests without pf?
120 atf_check -s exit:0 ${common_dir}/pft_ping.py \
122 --sendif ${epair_send}a \
123 --to 2001:db8:43::3 \
124 --recvif ${epair_recv}a
126 jexec alcatraz pfctl -e
128 # Block incoming echo request packets
129 pft_set_rules alcatraz \
130 "block in inet6 proto icmp6 icmp6-type echoreq"
131 atf_check -s exit:1 ${common_dir}/pft_ping.py \
133 --sendif ${epair_send}a \
134 --to 2001:db8:43::3 \
135 --recvif ${epair_recv}a
137 # Block outgoing echo request packets
138 pft_set_rules alcatraz \
139 "block out inet6 proto icmp6 icmp6-type echoreq"
140 atf_check -s exit:1 -e ignore ${common_dir}/pft_ping.py \
142 --sendif ${epair_send}a \
143 --to 2001:db8:43::3 \
144 --recvif ${epair_recv}a
146 # Allow ICMPv6 but nothing else
147 pft_set_rules alcatraz \
149 "pass out inet6 proto icmp6"
150 atf_check -s exit:0 ${common_dir}/pft_ping.py \
152 --sendif ${epair_send}a \
153 --to 2001:db8:43::3 \
154 --recvif ${epair_recv}a
156 # Allowing ICMPv4 does not allow ICMPv6
157 pft_set_rules alcatraz \
158 "block out inet6 proto icmp6 icmp6-type echoreq" \
160 atf_check -s exit:1 ${common_dir}/pft_ping.py \
162 --sendif ${epair_send}a \
163 --to 2001:db8:43::3 \
164 --recvif ${epair_recv}a
172 atf_init_test_cases()
174 atf_add_test_case "v4"
175 atf_add_test_case "v6"