2 # SPDX-License-Identifier: BSD-2-Clause
4 # Copyright (c) 2017 Kristof Provost <kp@FreeBSD.org>
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
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.
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
27 . $(atf_get_srcdir)/utils.subr
29 common_dir=$(atf_get_srcdir)/../common
31 atf_test_case "v4" "cleanup"
34 atf_set descr 'Basic forwarding test'
35 atf_set require.user root
37 # We need scapy to be installed for out test scripts to work
38 atf_set require.progs scapy
45 epair_send=$(vnet_mkepair)
46 ifconfig ${epair_send}a 192.0.2.1/24 up
48 epair_recv=$(vnet_mkepair)
49 ifconfig ${epair_recv}a up
51 vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b
52 jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up
53 jexec alcatraz ifconfig ${epair_recv}b 198.51.100.2/24 up
54 jexec alcatraz sysctl net.inet.ip.forwarding=1
55 jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05
56 route add -net 198.51.100.0/24 192.0.2.2
58 # Sanity check, can we forward ICMP echo requests without pf?
59 atf_check -s exit:0 ${common_dir}/pft_ping.py \
60 --sendif ${epair_send}a \
62 --recvif ${epair_recv}a
64 jexec alcatraz pfctl -e
66 # Forward with pf enabled
67 pft_set_rules alcatraz "block in"
68 atf_check -s exit:1 ${common_dir}/pft_ping.py \
69 --sendif ${epair_send}a \
71 --recvif ${epair_recv}a
73 pft_set_rules alcatraz "block out"
74 atf_check -s exit:1 ${common_dir}/pft_ping.py \
75 --sendif ${epair_send}a \
80 pft_set_rules alcatraz "block in" "pass in proto icmp"
81 atf_check -s exit:0 ${common_dir}/pft_ping.py \
82 --sendif ${epair_send}a \
84 --recvif ${epair_recv}a
92 atf_test_case "v6" "cleanup"
95 atf_set descr 'Basic IPv6 forwarding test'
96 atf_set require.user root
97 atf_set require.progs scapy
104 if [ "$(atf_config_get ci false)" = "true" ]; then
105 atf_skip "https://bugs.freebsd.org/260460"
108 epair_send=$(vnet_mkepair)
109 epair_recv=$(vnet_mkepair)
111 ifconfig ${epair_send}a inet6 2001:db8:42::1/64 up no_dad -ifdisabled
112 ifconfig ${epair_recv}a up
114 vnet_mkjail alcatraz ${epair_send}b ${epair_recv}b
116 jexec alcatraz ifconfig ${epair_send}b inet6 2001:db8:42::2/64 up no_dad
117 jexec alcatraz ifconfig ${epair_recv}b inet6 2001:db8:43::2/64 up no_dad
118 jexec alcatraz sysctl net.inet6.ip6.forwarding=1
119 jexec alcatraz ndp -s 2001:db8:43::3 00:01:02:03:04:05
120 route add -6 2001:db8:43::/64 2001:db8:42::2
122 # Sanity check, can we forward ICMP echo requests without pf?
123 atf_check -s exit:0 ${common_dir}/pft_ping.py \
124 --sendif ${epair_send}a \
125 --to 2001:db8:43::3 \
126 --recvif ${epair_recv}a
128 jexec alcatraz pfctl -e
130 # Block incoming echo request packets
131 pft_set_rules alcatraz \
132 "block in inet6 proto icmp6 icmp6-type echoreq"
133 atf_check -s exit:1 ${common_dir}/pft_ping.py \
134 --sendif ${epair_send}a \
135 --to 2001:db8:43::3 \
136 --recvif ${epair_recv}a
138 # Block outgoing echo request packets
139 pft_set_rules alcatraz \
140 "block out inet6 proto icmp6 icmp6-type echoreq"
141 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 \
151 --sendif ${epair_send}a \
152 --to 2001:db8:43::3 \
153 --recvif ${epair_recv}a
155 # Allowing ICMPv4 does not allow ICMPv6
156 pft_set_rules alcatraz \
157 "block out inet6 proto icmp6 icmp6-type echoreq" \
159 atf_check -s exit:1 ${common_dir}/pft_ping.py \
160 --sendif ${epair_send}a \
161 --to 2001:db8:43::3 \
162 --recvif ${epair_recv}a
170 atf_init_test_cases()
172 atf_add_test_case "v4"
173 atf_add_test_case "v6"