1# 2# SPDX-License-Identifier: BSD-2-Clause 3# 4# Copyright (c) 2018 Kristof Provost <kp@FreeBSD.org> 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 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. 14# 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 25# SUCH DAMAGE. 26 27. $(atf_get_srcdir)/utils.subr 28 29common_dir=$(atf_get_srcdir)/../common 30 31atf_test_case "v4" "cleanup" 32v4_head() 33{ 34 atf_set descr 'Basic route-to test' 35 atf_set require.user root 36} 37 38v4_body() 39{ 40 pft_init 41 42 epair_send=$(vnet_mkepair) 43 ifconfig ${epair_send}a 192.0.2.1/24 up 44 epair_route=$(vnet_mkepair) 45 ifconfig ${epair_route}a 203.0.113.1/24 up 46 47 vnet_mkjail alcatraz ${epair_send}b ${epair_route}b 48 jexec alcatraz ifconfig ${epair_send}b 192.0.2.2/24 up 49 jexec alcatraz ifconfig ${epair_route}b 203.0.113.2/24 up 50 jexec alcatraz route add -net 198.51.100.0/24 192.0.2.1 51 jexec alcatraz pfctl -e 52 53 # Attempt to provoke PR 228782 54 pft_set_rules alcatraz "block all" "pass user 2" \ 55 "pass out route-to (${epair_route}b 203.0.113.1) from 192.0.2.2 to 198.51.100.1 no state" 56 jexec alcatraz nc -w 3 -s 192.0.2.2 198.51.100.1 22 57 58 # atf wants us to not return an error, but our netcat will fail 59 true 60} 61 62v4_cleanup() 63{ 64 pft_cleanup 65} 66 67atf_test_case "v6" "cleanup" 68v6_head() 69{ 70 atf_set descr 'Basic route-to test (IPv6)' 71 atf_set require.user root 72} 73 74v6_body() 75{ 76 pft_init 77 78 epair_send=$(vnet_mkepair) 79 ifconfig ${epair_send}a inet6 2001:db8:42::1/64 up no_dad -ifdisabled 80 epair_route=$(vnet_mkepair) 81 ifconfig ${epair_route}a inet6 2001:db8:43::1/64 up no_dad -ifdisabled 82 83 vnet_mkjail alcatraz ${epair_send}b ${epair_route}b 84 jexec alcatraz ifconfig ${epair_send}b inet6 2001:db8:42::2/64 up no_dad 85 jexec alcatraz ifconfig ${epair_route}b inet6 2001:db8:43::2/64 up no_dad 86 jexec alcatraz route add -6 2001:db8:666::/64 2001:db8:42::2 87 jexec alcatraz pfctl -e 88 89 # Attempt to provoke PR 228782 90 pft_set_rules alcatraz "block all" "pass user 2" \ 91 "pass out route-to (${epair_route}b 2001:db8:43::1) from 2001:db8:42::2 to 2001:db8:666::1 no state" 92 jexec alcatraz nc -6 -w 3 -s 2001:db8:42::2 2001:db8:666::1 22 93 94 # atf wants us to not return an error, but our netcat will fail 95 true 96} 97 98v6_cleanup() 99{ 100 pft_cleanup 101} 102 103atf_test_case "multiwan" "cleanup" 104multiwan_head() 105{ 106 atf_set descr 'Multi-WAN redirection / reply-to test' 107 atf_set require.user root 108} 109 110multiwan_body() 111{ 112 pft_init 113 114 epair_one=$(vnet_mkepair) 115 epair_two=$(vnet_mkepair) 116 epair_cl_one=$(vnet_mkepair) 117 epair_cl_two=$(vnet_mkepair) 118 119 vnet_mkjail srv ${epair_one}b ${epair_two}b 120 vnet_mkjail wan_one ${epair_one}a ${epair_cl_one}b 121 vnet_mkjail wan_two ${epair_two}a ${epair_cl_two}b 122 vnet_mkjail client ${epair_cl_one}a ${epair_cl_two}a 123 124 jexec client ifconfig ${epair_cl_one}a 203.0.113.1/25 125 jexec wan_one ifconfig ${epair_cl_one}b 203.0.113.2/25 126 jexec wan_one ifconfig ${epair_one}a 192.0.2.1/24 up 127 jexec wan_one sysctl net.inet.ip.forwarding=1 128 jexec srv ifconfig ${epair_one}b 192.0.2.2/24 up 129 jexec client route add 192.0.2.0/24 203.0.113.2 130 131 jexec client ifconfig ${epair_cl_two}a 203.0.113.128/25 132 jexec wan_two ifconfig ${epair_cl_two}b 203.0.113.129/25 133 jexec wan_two ifconfig ${epair_two}a 198.51.100.1/24 up 134 jexec wan_two sysctl net.inet.ip.forwarding=1 135 jexec srv ifconfig ${epair_two}b 198.51.100.2/24 up 136 jexec client route add 198.51.100.0/24 203.0.113.129 137 138 jexec srv ifconfig lo0 127.0.0.1/8 up 139 jexec srv route add default 192.0.2.1 140 jexec srv sysctl net.inet.ip.forwarding=1 141 142 # Run echo server in srv jail 143 jexec srv /usr/sbin/inetd -p multiwan.pid $(atf_get_srcdir)/echo_inetd.conf 144 145 jexec srv pfctl -e 146 pft_set_rules srv \ 147 "nat on ${epair_one}b inet from 127.0.0.0/8 to any -> (${epair_one}b)" \ 148 "nat on ${epair_two}b inet from 127.0.0.0/8 to any -> (${epair_two}b)" \ 149 "rdr on ${epair_one}b inet proto tcp from any to 192.0.2.2 port 7 -> 127.0.0.1 port 7" \ 150 "rdr on ${epair_two}b inet proto tcp from any to 198.51.100.2 port 7 -> 127.0.0.1 port 7" \ 151 "block in" \ 152 "block out" \ 153 "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" \ 154 "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" 155 156 # These will always succeed, because we don't change interface to route 157 # correctly here. 158 result=$(echo "one" | jexec wan_one nc -N -w 3 192.0.2.2 7) 159 if [ "${result}" != "one" ]; then 160 atf_fail "Redirect on one failed" 161 fi 162 result=$(echo "two" | jexec wan_two nc -N -w 3 198.51.100.2 7) 163 if [ "${result}" != "two" ]; then 164 atf_fail "Redirect on two failed" 165 fi 166 167 result=$(echo "one" | jexec client nc -N -w 3 192.0.2.2 7) 168 if [ "${result}" != "one" ]; then 169 atf_fail "Redirect from client on one failed" 170 fi 171 172 # This should trigger the issue fixed in 829a69db855b48ff7e8242b95e193a0783c489d9 173 result=$(echo "two" | jexec client nc -N -w 3 198.51.100.2 7) 174 if [ "${result}" != "two" ]; then 175 atf_fail "Redirect from client on two failed" 176 fi 177} 178 179multiwan_cleanup() 180{ 181 rm -f multiwan.pid 182 pft_cleanup 183} 184 185atf_test_case "multiwanlocal" "cleanup" 186multiwanlocal_head() 187{ 188 atf_set descr 'Multi-WAN local origin source-based redirection / route-to test' 189 atf_set require.user root 190} 191 192multiwanlocal_body() 193{ 194 pft_init 195 196 epair_one=$(vnet_mkepair) 197 epair_two=$(vnet_mkepair) 198 epair_cl_one=$(vnet_mkepair) 199 epair_cl_two=$(vnet_mkepair) 200 201 vnet_mkjail srv1 ${epair_one}b 202 vnet_mkjail srv2 ${epair_two}b 203 vnet_mkjail wan_one ${epair_one}a ${epair_cl_one}b 204 vnet_mkjail wan_two ${epair_two}a ${epair_cl_two}b 205 vnet_mkjail client ${epair_cl_one}a ${epair_cl_two}a 206 207 jexec client ifconfig ${epair_cl_one}a 203.0.113.1/25 208 jexec wan_one ifconfig ${epair_cl_one}b 203.0.113.2/25 209 jexec wan_one ifconfig ${epair_one}a 192.0.2.1/24 up 210 jexec wan_one sysctl net.inet.ip.forwarding=1 211 jexec srv1 ifconfig ${epair_one}b 192.0.2.2/24 up 212 213 jexec client ifconfig ${epair_cl_two}a 203.0.113.128/25 214 jexec wan_two ifconfig ${epair_cl_two}b 203.0.113.129/25 215 jexec wan_two ifconfig ${epair_two}a 198.51.100.1/24 up 216 jexec wan_two sysctl net.inet.ip.forwarding=1 217 jexec srv2 ifconfig ${epair_two}b 198.51.100.2/24 up 218 219 jexec client route add default 203.0.113.2 220 jexec srv1 route add default 192.0.2.1 221 jexec srv2 route add default 198.51.100.1 222 223 # Run data source in srv1 and srv2 224 jexec srv1 sh -c 'dd if=/dev/zero bs=1024 count=100 | nc -l 7 -w 2 -N &' 225 jexec srv2 sh -c 'dd if=/dev/zero bs=1024 count=100 | nc -l 7 -w 2 -N &' 226 227 jexec client pfctl -e 228 pft_set_rules client \ 229 "block in" \ 230 "block out" \ 231 "pass out quick route-to (${epair_cl_two}a 203.0.113.129) inet proto tcp from 203.0.113.128 to any port 7" \ 232 "pass out on ${epair_cl_one}a inet proto tcp from any to any port 7" \ 233 "set skip on lo" 234 235 # This should work 236 result=$(jexec client nc -N -w 1 192.0.2.2 7 | wc -c) 237 if [ ${result} -ne 102400 ]; then 238 jexec client pfctl -ss 239 atf_fail "Redirect from client on one failed: ${result}" 240 fi 241 242 # This should trigger the issue 243 result=$(jexec client nc -N -w 1 -s 203.0.113.128 198.51.100.2 7 | wc -c) 244 jexec client pfctl -ss 245 if [ ${result} -ne 102400 ]; then 246 atf_fail "Redirect from client on two failed: ${result}" 247 fi 248} 249 250multiwanlocal_cleanup() 251{ 252 pft_cleanup 253} 254 255atf_test_case "icmp_nat" "cleanup" 256icmp_nat_head() 257{ 258 atf_set descr 'Test that ICMP packets are correct for route-to + NAT' 259 atf_set require.user root 260 atf_set require.progs scapy 261} 262 263icmp_nat_body() 264{ 265 pft_init 266 267 epair_one=$(vnet_mkepair) 268 epair_two=$(vnet_mkepair) 269 epair_three=$(vnet_mkepair) 270 271 vnet_mkjail gw ${epair_one}b ${epair_two}a ${epair_three}a 272 vnet_mkjail srv ${epair_two}b 273 vnet_mkjail srv2 ${epair_three}b 274 275 ifconfig ${epair_one}a 192.0.2.2/24 up 276 route add -net 198.51.100.0/24 192.0.2.1 277 jexec gw sysctl net.inet.ip.forwarding=1 278 jexec gw ifconfig ${epair_one}b 192.0.2.1/24 up 279 jexec gw ifconfig ${epair_two}a 198.51.100.1/24 up 280 jexec gw ifconfig ${epair_three}a 203.0.113.1/24 up mtu 500 281 jexec srv ifconfig ${epair_two}b 198.51.100.2/24 up 282 jexec srv route add default 198.51.100.1 283 jexec srv2 ifconfig ${epair_three}b 203.0.113.2/24 up mtu 500 284 jexec srv2 route add default 203.0.113.1 285 286 # Sanity check 287 atf_check -s exit:0 -o ignore ping -c 1 198.51.100.2 288 289 jexec gw pfctl -e 290 pft_set_rules gw \ 291 "nat on ${epair_two}a inet from 192.0.2.0/24 to any -> (${epair_two}a)" \ 292 "nat on ${epair_three}a inet from 192.0.2.0/24 to any -> (${epair_three}a)" \ 293 "pass out route-to (${epair_three}a 203.0.113.2) proto icmp icmp-type echoreq" 294 295 # Now ensure that we get an ICMP error with the correct IP addresses in it. 296 atf_check -s exit:0 ${common_dir}/pft_icmp_check.py \ 297 --to 198.51.100.2 \ 298 --fromaddr 192.0.2.2 \ 299 --recvif ${epair_one}a \ 300 --sendif ${epair_one}a 301 302 # ping reports the ICMP error, so check of that too. 303 atf_check -s exit:2 -o match:'frag needed and DF set' \ 304 ping -D -c 1 -s 1000 198.51.100.2 305} 306 307icmp_nat_cleanup() 308{ 309 pft_cleanup 310} 311 312atf_test_case "dummynet" "cleanup" 313dummynet_head() 314{ 315 atf_set descr 'Test that dummynet applies to route-to packets' 316 atf_set require.user root 317} 318 319dummynet_body() 320{ 321 dummynet_init 322 323 epair_srv=$(vnet_mkepair) 324 epair_gw=$(vnet_mkepair) 325 326 vnet_mkjail srv ${epair_srv}a 327 jexec srv ifconfig ${epair_srv}a 192.0.2.1/24 up 328 jexec srv route add default 192.0.2.2 329 330 vnet_mkjail gw ${epair_srv}b ${epair_gw}a 331 jexec gw ifconfig ${epair_srv}b 192.0.2.2/24 up 332 jexec gw ifconfig ${epair_gw}a 198.51.100.1/24 up 333 jexec gw sysctl net.inet.ip.forwarding=1 334 335 ifconfig ${epair_gw}b 198.51.100.2/24 up 336 route add -net 192.0.2.0/24 198.51.100.1 337 338 # Sanity check 339 atf_check -s exit:0 -o ignore ping -c 1 -t 1 192.0.2.1 340 341 jexec gw dnctl pipe 1 config delay 1200 342 pft_set_rules gw \ 343 "pass out route-to (${epair_srv}b 192.0.2.1) to 192.0.2.1 dnpipe 1" 344 jexec gw pfctl -e 345 346 # The ping request will pass, but take 1.2 seconds 347 # So this works: 348 atf_check -s exit:0 -o ignore ping -c 1 -t 2 192.0.2.1 349 # But this times out: 350 atf_check -s exit:2 -o ignore ping -c 1 -t 1 192.0.2.1 351 352 # return path dummynet 353 pft_set_rules gw \ 354 "pass out route-to (${epair_srv}b 192.0.2.1) to 192.0.2.1 dnpipe (0, 1)" 355 356 # The ping request will pass, but take 1.2 seconds 357 # So this works: 358 atf_check -s exit:0 -o ignore ping -c 1 -t 2 192.0.2.1 359 # But this times out: 360 atf_check -s exit:2 -o ignore ping -c 1 -t 1 192.0.2.1 361} 362 363dummynet_cleanup() 364{ 365 pft_cleanup 366} 367 368atf_test_case "dummynet_in" "cleanup" 369dummynet_in_head() 370{ 371 atf_set descr 'Thest that dummynet works as expected on pass in route-to packets' 372 atf_set require.user root 373} 374 375dummynet_in_body() 376{ 377 dummynet_init 378 379 epair_srv=$(vnet_mkepair) 380 epair_gw=$(vnet_mkepair) 381 382 vnet_mkjail srv ${epair_srv}a 383 jexec srv ifconfig ${epair_srv}a 192.0.2.1/24 up 384 jexec srv route add default 192.0.2.2 385 386 vnet_mkjail gw ${epair_srv}b ${epair_gw}a 387 jexec gw ifconfig ${epair_srv}b 192.0.2.2/24 up 388 jexec gw ifconfig ${epair_gw}a 198.51.100.1/24 up 389 jexec gw sysctl net.inet.ip.forwarding=1 390 391 ifconfig ${epair_gw}b 198.51.100.2/24 up 392 route add -net 192.0.2.0/24 198.51.100.1 393 394 # Sanity check 395 atf_check -s exit:0 -o ignore ping -c 1 -t 1 192.0.2.1 396 397 jexec gw dnctl pipe 1 config delay 1200 398 pft_set_rules gw \ 399 "pass in route-to (${epair_srv}b 192.0.2.1) to 192.0.2.1 dnpipe 1" 400 jexec gw pfctl -e 401 402 # The ping request will pass, but take 1.2 seconds 403 # So this works: 404 echo "Expect 1.2 s" 405 ping -c 1 192.0.2.1 406 atf_check -s exit:0 -o ignore ping -c 1 -t 2 192.0.2.1 407 # But this times out: 408 atf_check -s exit:2 -o ignore ping -c 1 -t 1 192.0.2.1 409 410 # return path dummynet 411 pft_set_rules gw \ 412 "pass in route-to (${epair_srv}b 192.0.2.1) to 192.0.2.1 dnpipe (0, 1)" 413 414 # The ping request will pass, but take 1.2 seconds 415 # So this works: 416 echo "Expect 1.2 s" 417 ping -c 1 192.0.2.1 418 atf_check -s exit:0 -o ignore ping -c 1 -t 2 192.0.2.1 419 # But this times out: 420 atf_check -s exit:2 -o ignore ping -c 1 -t 1 192.0.2.1 421} 422 423dummynet_in_cleanup() 424{ 425 pft_cleanup 426} 427 428atf_test_case "ifbound" "cleanup" 429ifbound_head() 430{ 431 atf_set descr 'Test that route-to states bind the expected interface' 432 atf_set require.user root 433} 434 435ifbound_body() 436{ 437 pft_init 438 439 j="route_to:ifbound" 440 441 epair_one=$(vnet_mkepair) 442 epair_two=$(vnet_mkepair) 443 ifconfig ${epair_one}b up 444 445 vnet_mkjail ${j}2 ${epair_two}b 446 jexec ${j}2 ifconfig ${epair_two}b inet 198.51.100.2/24 up 447 jexec ${j}2 ifconfig ${epair_two}b inet alias 203.0.113.1/24 448 jexec ${j}2 route add default 198.51.100.1 449 450 vnet_mkjail $j ${epair_one}a ${epair_two}a 451 jexec $j ifconfig ${epair_one}a 192.0.2.1/24 up 452 jexec $j ifconfig ${epair_two}a 198.51.100.1/24 up 453 jexec $j route add default 192.0.2.2 454 455 jexec $j pfctl -e 456 pft_set_rules $j \ 457 "set state-policy if-bound" \ 458 "block" \ 459 "pass out route-to (${epair_two}a 198.51.100.2)" 460 461 atf_check -s exit:0 -o ignore \ 462 jexec $j ping -c 3 203.0.113.1 463} 464 465ifbound_cleanup() 466{ 467 pft_cleanup 468} 469 470atf_test_case "ifbound_v6" "cleanup" 471ifbound_v6_head() 472{ 473 atf_set descr 'Test that route-to states for IPv6 bind the expected interface' 474 atf_set require.user root 475} 476 477ifbound_v6_body() 478{ 479 pft_init 480 481 j="route_to:ifbound_v6" 482 483 epair_one=$(vnet_mkepair) 484 epair_two=$(vnet_mkepair) 485 ifconfig ${epair_one}b up 486 487 vnet_mkjail ${j}2 ${epair_two}b 488 jexec ${j}2 ifconfig ${epair_two}b inet6 2001:db8:1::2/64 up no_dad 489 jexec ${j}2 ifconfig ${epair_two}b inet6 alias 2001:db8:2::1/64 no_dad 490 jexec ${j}2 route -6 add default 2001:db8:1::1 491 492 vnet_mkjail $j ${epair_one}a ${epair_two}a 493 jexec $j ifconfig ${epair_one}a inet6 2001:db8::1/64 up no_dad 494 jexec $j ifconfig ${epair_two}a inet6 2001:db8:1::1/64 up no_dad 495 jexec $j route -6 add default 2001:db8::2 496 497 jexec $j ping6 -c 3 2001:db8:1::2 498 499 jexec $j pfctl -e 500 pft_set_rules $j \ 501 "set state-policy if-bound" \ 502 "block" \ 503 "pass inet6 proto icmp6 icmp6-type { neighbrsol, neighbradv }" \ 504 "pass out route-to (${epair_two}a 2001:db8:1::2)" 505 506 atf_check -s exit:0 -o ignore \ 507 jexec $j ping6 -c 3 2001:db8:2::1 508} 509 510ifbound_v6_cleanup() 511{ 512 pft_cleanup 513} 514 515atf_test_case "ifbound_reply_to" "cleanup" 516ifbound_reply_to_head() 517{ 518 atf_set descr 'Test that reply-to states bind to the expected interface' 519 atf_set require.user root 520} 521 522ifbound_reply_to_body() 523{ 524 pft_init 525 526 j="route_to:ifbound_reply_to" 527 528 epair_one=$(vnet_mkepair) 529 epair_two=$(vnet_mkepair) 530 ifconfig ${epair_one}b inet 192.0.2.2/24 up 531 ifconfig ${epair_two}b up 532 533 vnet_mkjail $j ${epair_one}a ${epair_two}a 534 jexec $j ifconfig ${epair_one}a 192.0.2.1/24 up 535 jexec $j ifconfig ${epair_two}a 198.51.100.1/24 up 536 jexec $j route add default 198.51.100.254 537 538 jexec $j pfctl -e 539 pft_set_rules $j \ 540 "set state-policy if-bound" \ 541 "block" \ 542 "pass in on ${epair_one}a reply-to (${epair_one}a 192.0.2.2) inet from any to 192.0.2.0/24 keep state" 543 544 atf_check -s exit:0 -o ignore \ 545 ping -c 3 192.0.2.1 546 547 atf_check -s exit:0 \ 548 ${common_dir}/pft_ping.py \ 549 --to 192.0.2.1 \ 550 --from 203.0.113.2 \ 551 --sendif ${epair_one}b \ 552 --replyif ${epair_one}b 553 554 # pft_ping uses the same ID every time, so this will look like more traffic in the same state 555 atf_check -s exit:0 \ 556 ${common_dir}/pft_ping.py \ 557 --to 192.0.2.1 \ 558 --from 203.0.113.2 \ 559 --sendif ${epair_one}b \ 560 --replyif ${epair_one}b 561 562 jexec $j pfctl -ss -vv 563} 564 565ifbound_reply_to_cleanup() 566{ 567 pft_cleanup 568} 569 570atf_test_case "ifbound_reply_to_v6" "cleanup" 571ifbound_reply_to_v6_head() 572{ 573 atf_set descr 'Test that reply-to states bind to the expected interface for IPv6' 574 atf_set require.user root 575} 576 577ifbound_reply_to_v6_body() 578{ 579 pft_init 580 581 j="route_to:ifbound_reply_to_v6" 582 583 epair_one=$(vnet_mkepair) 584 epair_two=$(vnet_mkepair) 585 586 vnet_mkjail ${j}s ${epair_one}b ${epair_two}b 587 jexec ${j}s ifconfig ${epair_one}b inet6 2001:db8::2/64 up no_dad 588 jexec ${j}s ifconfig ${epair_two}b up 589 #jexec ${j}s route -6 add default 2001:db8::1 590 591 vnet_mkjail $j ${epair_one}a ${epair_two}a 592 jexec $j ifconfig ${epair_one}a inet6 2001:db8::1/64 up no_dad 593 jexec $j ifconfig ${epair_two}a inet6 2001:db8:1::1/64 up no_dad 594 jexec $j route -6 add default 2001:db8:1::254 595 596 jexec $j pfctl -e 597 pft_set_rules $j \ 598 "set state-policy if-bound" \ 599 "block" \ 600 "pass quick inet6 proto icmp6 icmp6-type { neighbrsol, neighbradv }" \ 601 "pass in on ${epair_one}a reply-to (${epair_one}a 2001:db8::2) inet6 from any to 2001:db8::/64 keep state" 602 603 atf_check -s exit:0 -o ignore \ 604 jexec ${j}s ping6 -c 3 2001:db8::1 605 606 atf_check -s exit:0 \ 607 jexec ${j}s ${common_dir}/pft_ping.py \ 608 --to 2001:db8::1 \ 609 --from 2001:db8:2::2 \ 610 --sendif ${epair_one}b \ 611 --replyif ${epair_one}b 612 613 # pft_ping uses the same ID every time, so this will look like more traffic in the same state 614 atf_check -s exit:0 \ 615 jexec ${j}s ${common_dir}/pft_ping.py \ 616 --to 2001:db8::1 \ 617 --from 2001:db8:2::2 \ 618 --sendif ${epair_one}b \ 619 --replyif ${epair_one}b 620 621 jexec $j pfctl -ss -vv 622} 623 624ifbound_reply_to_v6_cleanup() 625{ 626 pft_cleanup 627} 628 629atf_test_case "ifbound_reply_to_rdr_dummynet" "cleanup" 630ifbound_reply_to_rdr_dummynet_head() 631{ 632 atf_set descr 'Test that reply-to states bind to the expected non-default-route interface after rdr and dummynet' 633 atf_set require.user root 634} 635 636ifbound_reply_to_rdr_dummynet_body() 637{ 638 dummynet_init 639 640 j="route_to:ifbound_reply_to_rdr_dummynet" 641 642 epair_one=$(vnet_mkepair) 643 epair_two=$(vnet_mkepair) 644 ifconfig ${epair_one}b inet 192.0.2.2/24 up 645 ifconfig ${epair_two}b up 646 647 vnet_mkjail $j ${epair_one}a ${epair_two}a 648 jexec $j ifconfig lo0 inet 127.0.0.1/8 up 649 jexec $j ifconfig ${epair_one}a 192.0.2.1/24 up 650 jexec $j ifconfig ${epair_two}a 198.51.100.1/24 up 651 jexec $j route add default 198.51.100.254 652 653 jexec $j pfctl -e 654 jexec $j dnctl pipe 1 config delay 1 655 pft_set_rules $j \ 656 "set state-policy if-bound" \ 657 "rdr on ${epair_one}a proto icmp from any to 192.0.2.1 -> 127.0.0.1" \ 658 "rdr on ${epair_two}a proto icmp from any to 198.51.100.1 -> 127.0.0.1" \ 659 "match in on ${epair_one}a inet all dnpipe (1, 1)" \ 660 "pass in on ${epair_one}a reply-to (${epair_one}a 192.0.2.2) inet from any to 127.0.0.1 keep state" 661 662 atf_check -s exit:0 -o ignore \ 663 ping -c 3 192.0.2.1 664 665 atf_check -s exit:0 \ 666 ${common_dir}/pft_ping.py \ 667 --to 192.0.2.1 \ 668 --from 203.0.113.2 \ 669 --sendif ${epair_one}b \ 670 --replyif ${epair_one}b 671 672 # pft_ping uses the same ID every time, so this will look like more traffic in the same state 673 atf_check -s exit:0 \ 674 ${common_dir}/pft_ping.py \ 675 --to 192.0.2.1 \ 676 --from 203.0.113.2 \ 677 --sendif ${epair_one}b \ 678 --replyif ${epair_one}b 679 680 jexec $j pfctl -sr -vv 681 jexec $j pfctl -ss -vv 682} 683 684ifbound_reply_to_rdr_dummynet_cleanup() 685{ 686 pft_cleanup 687} 688 689atf_test_case "dummynet_frag" "cleanup" 690dummynet_frag_head() 691{ 692 atf_set descr 'Test fragmentation with route-to and dummynet' 693 atf_set require.user root 694} 695 696dummynet_frag_body() 697{ 698 pft_init 699 dummynet_init 700 701 epair_one=$(vnet_mkepair) 702 epair_two=$(vnet_mkepair) 703 704 ifconfig ${epair_one}a 192.0.2.1/24 up 705 706 vnet_mkjail alcatraz ${epair_one}b ${epair_two}a 707 jexec alcatraz ifconfig ${epair_one}b 192.0.2.2/24 up 708 jexec alcatraz ifconfig ${epair_two}a 198.51.100.1/24 up 709 jexec alcatraz sysctl net.inet.ip.forwarding=1 710 711 vnet_mkjail singsing ${epair_two}b 712 jexec singsing ifconfig ${epair_two}b 198.51.100.2/24 up 713 jexec singsing route add default 198.51.100.1 714 715 route add 198.51.100.0/24 192.0.2.2 716 717 jexec alcatraz dnctl pipe 1 config bw 1000Byte/s burst 4500 718 jexec alcatraz dnctl pipe 2 config 719 # This second pipe ensures that the pf_test(PF_OUT) call in pf_route() doesn't 720 # delay packets in dummynet (by inheriting pipe 1 from the input rule). 721 722 jexec alcatraz pfctl -e 723 pft_set_rules alcatraz \ 724 "set reassemble yes" \ 725 "pass in route-to (${epair_two}a 198.51.100.2) inet proto icmp all icmp-type echoreq dnpipe 1" \ 726 "pass out dnpipe 2" 727 728 729 atf_check -s exit:0 -o ignore ping -c 1 198.51.100.2 730 atf_check -s exit:0 -o ignore ping -c 1 -s 4000 198.51.100.2 731} 732 733dummynet_frag_cleanup() 734{ 735 pft_cleanup 736} 737 738atf_test_case "dummynet_double" "cleanup" 739dummynet_double_head() 740{ 741 atf_set descr 'Ensure dummynet is not applied multiple times' 742 atf_set require.user root 743} 744 745dummynet_double_body() 746{ 747 pft_init 748 dummynet_init 749 750 epair_one=$(vnet_mkepair) 751 epair_two=$(vnet_mkepair) 752 753 ifconfig ${epair_one}a 192.0.2.1/24 up 754 755 vnet_mkjail alcatraz ${epair_one}b ${epair_two}a 756 jexec alcatraz ifconfig ${epair_one}b 192.0.2.2/24 up 757 jexec alcatraz ifconfig ${epair_two}a 198.51.100.1/24 up 758 jexec alcatraz sysctl net.inet.ip.forwarding=1 759 760 vnet_mkjail singsing ${epair_two}b 761 jexec singsing ifconfig ${epair_two}b 198.51.100.2/24 up 762 jexec singsing route add default 198.51.100.1 763 764 route add 198.51.100.0/24 192.0.2.2 765 766 jexec alcatraz dnctl pipe 1 config delay 800 767 768 jexec alcatraz pfctl -e 769 pft_set_rules alcatraz \ 770 "set reassemble yes" \ 771 "nat on ${epair_two}a from 192.0.2.0/24 -> (${epair_two}a)" \ 772 "pass in route-to (${epair_two}a 198.51.100.2) inet proto icmp all icmp-type echoreq dnpipe (1, 1)" \ 773 "pass out route-to (${epair_two}a 198.51.100.2) inet proto icmp all icmp-type echoreq" 774 775 ping -c 1 198.51.100.2 776 jexec alcatraz pfctl -sr -vv 777 jexec alcatraz pfctl -ss -vv 778 779 # We expect to be delayed 1.6 seconds, so timeout of two seconds passes, but 780 # timeout of 1 does not. 781 atf_check -s exit:0 -o ignore ping -t 2 -c 1 198.51.100.2 782 atf_check -s exit:2 -o ignore ping -t 1 -c 1 198.51.100.2 783} 784 785dummynet_double_cleanup() 786{ 787 pft_cleanup 788} 789 790atf_init_test_cases() 791{ 792 atf_add_test_case "v4" 793 atf_add_test_case "v6" 794 atf_add_test_case "multiwan" 795 atf_add_test_case "multiwanlocal" 796 atf_add_test_case "icmp_nat" 797 atf_add_test_case "dummynet" 798 atf_add_test_case "dummynet_in" 799 atf_add_test_case "ifbound" 800 atf_add_test_case "ifbound_v6" 801 atf_add_test_case "ifbound_reply_to" 802 atf_add_test_case "ifbound_reply_to_v6" 803 atf_add_test_case "ifbound_reply_to_rdr_dummynet" 804 atf_add_test_case "dummynet_frag" 805 atf_add_test_case "dummynet_double" 806} 807