1# $FreeBSD$ 2# 3# SPDX-License-Identifier: BSD-2-Clause-FreeBSD 4# 5# Copyright (c) 2018 Kristof Provost <kp@FreeBSD.org> 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. $(atf_get_srcdir)/utils.subr 29 30atf_test_case "v4" "cleanup" 31v4_head() 32{ 33 atf_set descr 'Basic route-to test' 34 atf_set require.user root 35} 36 37v4_body() 38{ 39 pft_init 40 41 epair_send=$(vnet_mkepair) 42 ifconfig ${epair_send}a 192.0.2.1/24 up 43 epair_route=$(vnet_mkepair) 44 ifconfig ${epair_route}a 203.0.113.1/24 up 45 46 vnet_mkjail alcatraz ${epair_send}b ${epair_route}b 47 jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up 48 jexec alcatraz ifconfig ${epair_route}b 203.0.113.2/24 up 49 jexec alcatraz route add -net 198.51.100.0/24 192.0.2.1 50 jexec alcatraz pfctl -e 51 52 # Attempt to provoke PR 228782 53 pft_set_rules alcatraz "block all" "pass user 2" \ 54 "pass out route-to (${epair_route}b 203.0.113.1) from 192.0.2.2 to 198.51.100.1 no state" 55 jexec alcatraz nc -w 3 -s 192.0.2.2 198.51.100.1 22 56 57 # atf wants us to not return an error, but our netcat will fail 58 true 59} 60 61v4_cleanup() 62{ 63 pft_cleanup 64} 65 66atf_test_case "v6" "cleanup" 67v6_head() 68{ 69 atf_set descr 'Basic route-to test (IPv6)' 70 atf_set require.user root 71} 72 73v6_body() 74{ 75 pft_init 76 77 epair_send=$(vnet_mkepair) 78 ifconfig ${epair_send}a inet6 2001:db8:42::1/64 up no_dad -ifdisabled 79 epair_route=$(vnet_mkepair) 80 ifconfig ${epair_route}a inet6 2001:db8:43::1/64 up no_dad -ifdisabled 81 82 vnet_mkjail alcatraz ${epair_send}b ${epair_route}b 83 jexec alcatraz ifconfig ${epair_send}b inet6 2001:db8:42::2/64 up no_dad 84 jexec alcatraz ifconfig ${epair_route}b inet6 2001:db8:43::2/64 up no_dad 85 jexec alcatraz route add -6 2001:db8:666::/64 2001:db8:42::2 86 jexec alcatraz pfctl -e 87 88 # Attempt to provoke PR 228782 89 pft_set_rules alcatraz "block all" "pass user 2" \ 90 "pass out route-to (${epair_route}b 2001:db8:43::1) from 2001:db8:42::2 to 2001:db8:666::1 no state" 91 jexec alcatraz nc -6 -w 3 -s 2001:db8:42::2 2001:db8:666::1 22 92 93 # atf wants us to not return an error, but our netcat will fail 94 true 95} 96 97v6_cleanup() 98{ 99 pft_cleanup 100} 101 102atf_test_case "multiwan" "cleanup" 103multiwan_head() 104{ 105 atf_set descr 'Multi-WAN redirection / reply-to test' 106 atf_set require.user root 107} 108 109multiwan_body() 110{ 111 pft_init 112 113 epair_one=$(vnet_mkepair) 114 epair_two=$(vnet_mkepair) 115 epair_cl_one=$(vnet_mkepair) 116 epair_cl_two=$(vnet_mkepair) 117 118 vnet_mkjail srv ${epair_one}b ${epair_two}b 119 vnet_mkjail wan_one ${epair_one}a ${epair_cl_one}b 120 vnet_mkjail wan_two ${epair_two}a ${epair_cl_two}b 121 vnet_mkjail client ${epair_cl_one}a ${epair_cl_two}a 122 123 jexec client ifconfig ${epair_cl_one}a 203.0.113.1/25 124 jexec wan_one ifconfig ${epair_cl_one}b 203.0.113.2/25 125 jexec wan_one ifconfig ${epair_one}a 192.0.2.1/24 up 126 jexec wan_one sysctl net.inet.ip.forwarding=1 127 jexec srv ifconfig ${epair_one}b 192.0.2.2/24 up 128 jexec client route add 192.0.2.0/24 203.0.113.2 129 130 jexec client ifconfig ${epair_cl_two}a 203.0.113.128/25 131 jexec wan_two ifconfig ${epair_cl_two}b 203.0.113.129/25 132 jexec wan_two ifconfig ${epair_two}a 198.51.100.1/24 up 133 jexec wan_two sysctl net.inet.ip.forwarding=1 134 jexec srv ifconfig ${epair_two}b 198.51.100.2/24 up 135 jexec client route add 198.51.100.0/24 203.0.113.129 136 137 jexec srv ifconfig lo0 127.0.0.1/8 up 138 jexec srv route add default 192.0.2.1 139 jexec srv sysctl net.inet.ip.forwarding=1 140 141 # Run echo server in srv jail 142 jexec srv /usr/sbin/inetd -p multiwan.pid $(atf_get_srcdir)/echo_inetd.conf 143 144 jexec srv pfctl -e 145 pft_set_rules srv \ 146 "nat on ${epair_one}b inet from 127.0.0.0/8 to any -> (${epair_one}b)" \ 147 "nat on ${epair_two}b inet from 127.0.0.0/8 to any -> (${epair_two}b)" \ 148 "rdr on ${epair_one}b inet proto tcp from any to 192.0.2.2 port 7 -> 127.0.0.1 port 7" \ 149 "rdr on ${epair_two}b inet proto tcp from any to 198.51.100.2 port 7 -> 127.0.0.1 port 7" \ 150 "block in" \ 151 "block out" \ 152 "pass in quick on ${epair_one}b reply-to (${epair_one}b 192.0.2.1) inet proto tcp from any to 127.0.0.1 port 7" \ 153 "pass in quick on ${epair_two}b reply-to (${epair_two}b 198.51.100.1) inet proto tcp from any to 127.0.0.1 port 7" 154 155 # These will always succeed, because we don't change interface to route 156 # correctly here. 157 result=$(echo "one" | jexec wan_one nc -N -w 3 192.0.2.2 7) 158 if [ "${result}" != "one" ]; then 159 atf_fail "Redirect on one failed" 160 fi 161 result=$(echo "two" | jexec wan_two nc -N -w 3 198.51.100.2 7) 162 if [ "${result}" != "two" ]; then 163 atf_fail "Redirect on two failed" 164 fi 165 166 result=$(echo "one" | jexec client nc -N -w 3 192.0.2.2 7) 167 if [ "${result}" != "one" ]; then 168 atf_fail "Redirect from client on one failed" 169 fi 170 171 # This should trigger the issue fixed in 829a69db855b48ff7e8242b95e193a0783c489d9 172 result=$(echo "two" | jexec client nc -N -w 3 198.51.100.2 7) 173 if [ "${result}" != "two" ]; then 174 atf_fail "Redirect from client on two failed" 175 fi 176} 177 178multiwan_cleanup() 179{ 180 rm -f multiwan.pid 181 pft_cleanup 182} 183 184atf_test_case "multiwanlocal" "cleanup" 185multiwanlocal_head() 186{ 187 atf_set descr 'Multi-WAN local origin source-based redirection / route-to test' 188 atf_set require.user root 189} 190 191multiwanlocal_body() 192{ 193 pft_init 194 195 epair_one=$(vnet_mkepair) 196 epair_two=$(vnet_mkepair) 197 epair_cl_one=$(vnet_mkepair) 198 epair_cl_two=$(vnet_mkepair) 199 200 vnet_mkjail srv1 ${epair_one}b 201 vnet_mkjail srv2 ${epair_two}b 202 vnet_mkjail wan_one ${epair_one}a ${epair_cl_one}b 203 vnet_mkjail wan_two ${epair_two}a ${epair_cl_two}b 204 vnet_mkjail client ${epair_cl_one}a ${epair_cl_two}a 205 206 jexec client ifconfig ${epair_cl_one}a 203.0.113.1/25 207 jexec wan_one ifconfig ${epair_cl_one}b 203.0.113.2/25 208 jexec wan_one ifconfig ${epair_one}a 192.0.2.1/24 up 209 jexec wan_one sysctl net.inet.ip.forwarding=1 210 jexec srv1 ifconfig ${epair_one}b 192.0.2.2/24 up 211 212 jexec client ifconfig ${epair_cl_two}a 203.0.113.128/25 213 jexec wan_two ifconfig ${epair_cl_two}b 203.0.113.129/25 214 jexec wan_two ifconfig ${epair_two}a 198.51.100.1/24 up 215 jexec wan_two sysctl net.inet.ip.forwarding=1 216 jexec srv2 ifconfig ${epair_two}b 198.51.100.2/24 up 217 218 jexec client route add default 203.0.113.2 219 jexec srv1 route add default 192.0.2.1 220 jexec srv2 route add default 198.51.100.1 221 222 # Run data source in srv1 and srv2 223 jexec srv1 sh -c 'dd if=/dev/zero bs=1024 count=100 | nc -l 7 -w 2 -N &' 224 jexec srv2 sh -c 'dd if=/dev/zero bs=1024 count=100 | nc -l 7 -w 2 -N &' 225 226 jexec client pfctl -e 227 pft_set_rules client \ 228 "block in" \ 229 "block out" \ 230 "pass out quick route-to (${epair_cl_two}a 203.0.113.129) inet proto tcp from 203.0.113.128 to any port 7" \ 231 "pass out on ${epair_cl_one}a inet proto tcp from any to any port 7" 232 233 # This should work 234 result=$(jexec client nc -N -w 1 192.0.2.2 7 | wc -c) 235 if [ ${result} -ne 102400 ]; then 236 jexec client pfctl -ss 237 atf_fail "Redirect from client on one failed: ${result}" 238 fi 239 240 # This should trigger the issue 241 result=$(jexec client nc -N -w 1 -s 203.0.113.128 198.51.100.2 7 | wc -c) 242 jexec client pfctl -ss 243 if [ ${result} -ne 102400 ]; then 244 atf_fail "Redirect from client on two failed: ${result}" 245 fi 246} 247 248multiwanlocal_cleanup() 249{ 250 pft_cleanup 251} 252 253atf_init_test_cases() 254{ 255 atf_add_test_case "v4" 256 atf_add_test_case "v6" 257 atf_add_test_case "multiwan" 258 atf_add_test_case "multiwanlocal" 259} 260