b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | #!/bin/bash |
| 2 | # SPDX-License-Identifier: GPL-2.0 |
| 3 | # |
| 4 | # ns: me | ns: peer | ns: remote |
| 5 | # 2001:db8:91::1 | 2001:db8:91::2 | |
| 6 | # 172.16.1.1 | 172.16.1.2 | |
| 7 | # veth1 <---|---> veth2 | |
| 8 | # | veth5 <--|--> veth6 172.16.101.1 |
| 9 | # veth3 <---|---> veth4 | 2001:db8:101::1 |
| 10 | # 172.16.2.1 | 172.16.2.2 | |
| 11 | # 2001:db8:92::1 | 2001:db8:92::2 | |
| 12 | # |
| 13 | # This test is for checking IPv4 and IPv6 FIB behavior with nexthop |
| 14 | # objects. Device reference counts and network namespace cleanup tested |
| 15 | # by use of network namespace for peer. |
| 16 | |
| 17 | ret=0 |
| 18 | # Kselftest framework requirement - SKIP code is 4. |
| 19 | ksft_skip=4 |
| 20 | |
| 21 | # all tests in this script. Can be overridden with -t option |
| 22 | IPV4_TESTS="ipv4_fcnal ipv4_grp_fcnal ipv4_withv6_fcnal ipv4_fcnal_runtime" |
| 23 | IPV6_TESTS="ipv6_fcnal ipv6_grp_fcnal ipv6_fcnal_runtime" |
| 24 | |
| 25 | ALL_TESTS="basic ${IPV4_TESTS} ${IPV6_TESTS}" |
| 26 | TESTS="${ALL_TESTS}" |
| 27 | VERBOSE=0 |
| 28 | PAUSE_ON_FAIL=no |
| 29 | PAUSE=no |
| 30 | |
| 31 | nsid=100 |
| 32 | |
| 33 | ################################################################################ |
| 34 | # utilities |
| 35 | |
| 36 | log_test() |
| 37 | { |
| 38 | local rc=$1 |
| 39 | local expected=$2 |
| 40 | local msg="$3" |
| 41 | |
| 42 | if [ ${rc} -eq ${expected} ]; then |
| 43 | printf "TEST: %-60s [ OK ]\n" "${msg}" |
| 44 | nsuccess=$((nsuccess+1)) |
| 45 | else |
| 46 | ret=1 |
| 47 | nfail=$((nfail+1)) |
| 48 | printf "TEST: %-60s [FAIL]\n" "${msg}" |
| 49 | if [ "$VERBOSE" = "1" ]; then |
| 50 | echo " rc=$rc, expected $expected" |
| 51 | fi |
| 52 | |
| 53 | if [ "${PAUSE_ON_FAIL}" = "yes" ]; then |
| 54 | echo |
| 55 | echo "hit enter to continue, 'q' to quit" |
| 56 | read a |
| 57 | [ "$a" = "q" ] && exit 1 |
| 58 | fi |
| 59 | fi |
| 60 | |
| 61 | if [ "${PAUSE}" = "yes" ]; then |
| 62 | echo |
| 63 | echo "hit enter to continue, 'q' to quit" |
| 64 | read a |
| 65 | [ "$a" = "q" ] && exit 1 |
| 66 | fi |
| 67 | |
| 68 | [ "$VERBOSE" = "1" ] && echo |
| 69 | } |
| 70 | |
| 71 | run_cmd() |
| 72 | { |
| 73 | local cmd="$1" |
| 74 | local out |
| 75 | local stderr="2>/dev/null" |
| 76 | |
| 77 | if [ "$VERBOSE" = "1" ]; then |
| 78 | printf "COMMAND: $cmd\n" |
| 79 | stderr= |
| 80 | fi |
| 81 | |
| 82 | out=$(eval $cmd $stderr) |
| 83 | rc=$? |
| 84 | if [ "$VERBOSE" = "1" -a -n "$out" ]; then |
| 85 | echo " $out" |
| 86 | fi |
| 87 | |
| 88 | return $rc |
| 89 | } |
| 90 | |
| 91 | get_linklocal() |
| 92 | { |
| 93 | local dev=$1 |
| 94 | local ns |
| 95 | local addr |
| 96 | |
| 97 | [ -n "$2" ] && ns="-netns $2" |
| 98 | addr=$(ip $ns -6 -br addr show dev ${dev} | \ |
| 99 | awk '{ |
| 100 | for (i = 3; i <= NF; ++i) { |
| 101 | if ($i ~ /^fe80/) |
| 102 | print $i |
| 103 | } |
| 104 | }' |
| 105 | ) |
| 106 | addr=${addr/\/*} |
| 107 | |
| 108 | [ -z "$addr" ] && return 1 |
| 109 | |
| 110 | echo $addr |
| 111 | |
| 112 | return 0 |
| 113 | } |
| 114 | |
| 115 | create_ns() |
| 116 | { |
| 117 | local n=${1} |
| 118 | |
| 119 | ip netns del ${n} 2>/dev/null |
| 120 | |
| 121 | set -e |
| 122 | ip netns add ${n} |
| 123 | ip netns set ${n} $((nsid++)) |
| 124 | ip -netns ${n} addr add 127.0.0.1/8 dev lo |
| 125 | ip -netns ${n} link set lo up |
| 126 | |
| 127 | ip netns exec ${n} sysctl -qw net.ipv4.ip_forward=1 |
| 128 | ip netns exec ${n} sysctl -qw net.ipv4.fib_multipath_use_neigh=1 |
| 129 | ip netns exec ${n} sysctl -qw net.ipv4.conf.default.ignore_routes_with_linkdown=1 |
| 130 | ip netns exec ${n} sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1 |
| 131 | ip netns exec ${n} sysctl -qw net.ipv6.conf.all.forwarding=1 |
| 132 | ip netns exec ${n} sysctl -qw net.ipv6.conf.default.forwarding=1 |
| 133 | ip netns exec ${n} sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1 |
| 134 | ip netns exec ${n} sysctl -qw net.ipv6.conf.all.accept_dad=0 |
| 135 | ip netns exec ${n} sysctl -qw net.ipv6.conf.default.accept_dad=0 |
| 136 | |
| 137 | set +e |
| 138 | } |
| 139 | |
| 140 | setup() |
| 141 | { |
| 142 | cleanup |
| 143 | |
| 144 | create_ns me |
| 145 | create_ns peer |
| 146 | create_ns remote |
| 147 | |
| 148 | IP="ip -netns me" |
| 149 | set -e |
| 150 | $IP li add veth1 type veth peer name veth2 |
| 151 | $IP li set veth1 up |
| 152 | $IP addr add 172.16.1.1/24 dev veth1 |
| 153 | $IP -6 addr add 2001:db8:91::1/64 dev veth1 |
| 154 | |
| 155 | $IP li add veth3 type veth peer name veth4 |
| 156 | $IP li set veth3 up |
| 157 | $IP addr add 172.16.2.1/24 dev veth3 |
| 158 | $IP -6 addr add 2001:db8:92::1/64 dev veth3 |
| 159 | |
| 160 | $IP li set veth2 netns peer up |
| 161 | ip -netns peer addr add 172.16.1.2/24 dev veth2 |
| 162 | ip -netns peer -6 addr add 2001:db8:91::2/64 dev veth2 |
| 163 | |
| 164 | $IP li set veth4 netns peer up |
| 165 | ip -netns peer addr add 172.16.2.2/24 dev veth4 |
| 166 | ip -netns peer -6 addr add 2001:db8:92::2/64 dev veth4 |
| 167 | |
| 168 | ip -netns remote li add veth5 type veth peer name veth6 |
| 169 | ip -netns remote li set veth5 up |
| 170 | ip -netns remote addr add dev veth5 172.16.101.1/24 |
| 171 | ip -netns remote addr add dev veth5 2001:db8:101::1/64 |
| 172 | ip -netns remote ro add 172.16.0.0/22 via 172.16.101.2 |
| 173 | ip -netns remote -6 ro add 2001:db8:90::/40 via 2001:db8:101::2 |
| 174 | |
| 175 | ip -netns remote li set veth6 netns peer up |
| 176 | ip -netns peer addr add dev veth6 172.16.101.2/24 |
| 177 | ip -netns peer addr add dev veth6 2001:db8:101::2/64 |
| 178 | set +e |
| 179 | } |
| 180 | |
| 181 | cleanup() |
| 182 | { |
| 183 | local ns |
| 184 | |
| 185 | for ns in me peer remote; do |
| 186 | ip netns del ${ns} 2>/dev/null |
| 187 | done |
| 188 | } |
| 189 | |
| 190 | check_output() |
| 191 | { |
| 192 | local out="$1" |
| 193 | local expected="$2" |
| 194 | local rc=0 |
| 195 | |
| 196 | [ "${out}" = "${expected}" ] && return 0 |
| 197 | |
| 198 | if [ -z "${out}" ]; then |
| 199 | if [ "$VERBOSE" = "1" ]; then |
| 200 | printf "\nNo entry found\n" |
| 201 | printf "Expected:\n" |
| 202 | printf " ${expected}\n" |
| 203 | fi |
| 204 | return 1 |
| 205 | fi |
| 206 | |
| 207 | out=$(echo ${out}) |
| 208 | if [ "${out}" != "${expected}" ]; then |
| 209 | rc=1 |
| 210 | if [ "${VERBOSE}" = "1" ]; then |
| 211 | printf " Unexpected entry. Have:\n" |
| 212 | printf " ${out}\n" |
| 213 | printf " Expected:\n" |
| 214 | printf " ${expected}\n\n" |
| 215 | else |
| 216 | echo " WARNING: Unexpected route entry" |
| 217 | fi |
| 218 | fi |
| 219 | |
| 220 | return $rc |
| 221 | } |
| 222 | |
| 223 | check_nexthop() |
| 224 | { |
| 225 | local nharg="$1" |
| 226 | local expected="$2" |
| 227 | local out |
| 228 | |
| 229 | out=$($IP nexthop ls ${nharg} 2>/dev/null) |
| 230 | |
| 231 | check_output "${out}" "${expected}" |
| 232 | } |
| 233 | |
| 234 | check_route() |
| 235 | { |
| 236 | local pfx="$1" |
| 237 | local expected="$2" |
| 238 | local out |
| 239 | |
| 240 | out=$($IP route ls match ${pfx} 2>/dev/null) |
| 241 | |
| 242 | check_output "${out}" "${expected}" |
| 243 | } |
| 244 | |
| 245 | check_route6() |
| 246 | { |
| 247 | local pfx="$1" |
| 248 | local expected="$2" |
| 249 | local out |
| 250 | |
| 251 | out=$($IP -6 route ls match ${pfx} 2>/dev/null) |
| 252 | |
| 253 | check_output "${out}" "${expected}" |
| 254 | } |
| 255 | |
| 256 | ################################################################################ |
| 257 | # basic operations (add, delete, replace) on nexthops and nexthop groups |
| 258 | # |
| 259 | # IPv6 |
| 260 | |
| 261 | ipv6_fcnal() |
| 262 | { |
| 263 | local rc |
| 264 | |
| 265 | echo |
| 266 | echo "IPv6" |
| 267 | echo "----------------------" |
| 268 | |
| 269 | run_cmd "$IP nexthop add id 52 via 2001:db8:91::2 dev veth1" |
| 270 | rc=$? |
| 271 | log_test $rc 0 "Create nexthop with id, gw, dev" |
| 272 | if [ $rc -ne 0 ]; then |
| 273 | echo "Basic IPv6 create fails; can not continue" |
| 274 | return 1 |
| 275 | fi |
| 276 | |
| 277 | run_cmd "$IP nexthop get id 52" |
| 278 | log_test $? 0 "Get nexthop by id" |
| 279 | check_nexthop "id 52" "id 52 via 2001:db8:91::2 dev veth1 scope link" |
| 280 | |
| 281 | run_cmd "$IP nexthop del id 52" |
| 282 | log_test $? 0 "Delete nexthop by id" |
| 283 | check_nexthop "id 52" "" |
| 284 | |
| 285 | # |
| 286 | # gw, device spec |
| 287 | # |
| 288 | # gw validation, no device - fails since dev required |
| 289 | run_cmd "$IP nexthop add id 52 via 2001:db8:92::3" |
| 290 | log_test $? 2 "Create nexthop - gw only" |
| 291 | |
| 292 | # gw is not reachable throught given dev |
| 293 | run_cmd "$IP nexthop add id 53 via 2001:db8:3::3 dev veth1" |
| 294 | log_test $? 2 "Create nexthop - invalid gw+dev combination" |
| 295 | |
| 296 | # onlink arg overrides gw+dev lookup |
| 297 | run_cmd "$IP nexthop add id 53 via 2001:db8:3::3 dev veth1 onlink" |
| 298 | log_test $? 0 "Create nexthop - gw+dev and onlink" |
| 299 | |
| 300 | # admin down should delete nexthops |
| 301 | set -e |
| 302 | run_cmd "$IP -6 nexthop add id 55 via 2001:db8:91::3 dev veth1" |
| 303 | run_cmd "$IP nexthop add id 56 via 2001:db8:91::4 dev veth1" |
| 304 | run_cmd "$IP nexthop add id 57 via 2001:db8:91::5 dev veth1" |
| 305 | run_cmd "$IP li set dev veth1 down" |
| 306 | set +e |
| 307 | check_nexthop "dev veth1" "" |
| 308 | log_test $? 0 "Nexthops removed on admin down" |
| 309 | } |
| 310 | |
| 311 | ipv6_grp_fcnal() |
| 312 | { |
| 313 | local rc |
| 314 | |
| 315 | echo |
| 316 | echo "IPv6 groups functional" |
| 317 | echo "----------------------" |
| 318 | |
| 319 | # basic functionality: create a nexthop group, default weight |
| 320 | run_cmd "$IP nexthop add id 61 via 2001:db8:91::2 dev veth1" |
| 321 | run_cmd "$IP nexthop add id 101 group 61" |
| 322 | log_test $? 0 "Create nexthop group with single nexthop" |
| 323 | |
| 324 | # get nexthop group |
| 325 | run_cmd "$IP nexthop get id 101" |
| 326 | log_test $? 0 "Get nexthop group by id" |
| 327 | check_nexthop "id 101" "id 101 group 61" |
| 328 | |
| 329 | # delete nexthop group |
| 330 | run_cmd "$IP nexthop del id 101" |
| 331 | log_test $? 0 "Delete nexthop group by id" |
| 332 | check_nexthop "id 101" "" |
| 333 | |
| 334 | $IP nexthop flush >/dev/null 2>&1 |
| 335 | check_nexthop "id 101" "" |
| 336 | |
| 337 | # |
| 338 | # create group with multiple nexthops - mix of gw and dev only |
| 339 | # |
| 340 | run_cmd "$IP nexthop add id 62 via 2001:db8:91::2 dev veth1" |
| 341 | run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1" |
| 342 | run_cmd "$IP nexthop add id 64 via 2001:db8:91::4 dev veth1" |
| 343 | run_cmd "$IP nexthop add id 65 dev veth1" |
| 344 | run_cmd "$IP nexthop add id 102 group 62/63/64/65" |
| 345 | log_test $? 0 "Nexthop group with multiple nexthops" |
| 346 | check_nexthop "id 102" "id 102 group 62/63/64/65" |
| 347 | |
| 348 | # Delete nexthop in a group and group is updated |
| 349 | run_cmd "$IP nexthop del id 63" |
| 350 | check_nexthop "id 102" "id 102 group 62/64/65" |
| 351 | log_test $? 0 "Nexthop group updated when entry is deleted" |
| 352 | |
| 353 | # create group with multiple weighted nexthops |
| 354 | run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1" |
| 355 | run_cmd "$IP nexthop add id 103 group 62/63,2/64,3/65,4" |
| 356 | log_test $? 0 "Nexthop group with weighted nexthops" |
| 357 | check_nexthop "id 103" "id 103 group 62/63,2/64,3/65,4" |
| 358 | |
| 359 | # Delete nexthop in a weighted group and group is updated |
| 360 | run_cmd "$IP nexthop del id 63" |
| 361 | check_nexthop "id 103" "id 103 group 62/64,3/65,4" |
| 362 | log_test $? 0 "Weighted nexthop group updated when entry is deleted" |
| 363 | |
| 364 | # admin down - nexthop is removed from group |
| 365 | run_cmd "$IP li set dev veth1 down" |
| 366 | check_nexthop "dev veth1" "" |
| 367 | log_test $? 0 "Nexthops in groups removed on admin down" |
| 368 | |
| 369 | # expect groups to have been deleted as well |
| 370 | check_nexthop "" "" |
| 371 | |
| 372 | run_cmd "$IP li set dev veth1 up" |
| 373 | |
| 374 | $IP nexthop flush >/dev/null 2>&1 |
| 375 | |
| 376 | # group with nexthops using different devices |
| 377 | set -e |
| 378 | run_cmd "$IP nexthop add id 62 via 2001:db8:91::2 dev veth1" |
| 379 | run_cmd "$IP nexthop add id 63 via 2001:db8:91::3 dev veth1" |
| 380 | run_cmd "$IP nexthop add id 64 via 2001:db8:91::4 dev veth1" |
| 381 | run_cmd "$IP nexthop add id 65 via 2001:db8:91::5 dev veth1" |
| 382 | |
| 383 | run_cmd "$IP nexthop add id 72 via 2001:db8:92::2 dev veth3" |
| 384 | run_cmd "$IP nexthop add id 73 via 2001:db8:92::3 dev veth3" |
| 385 | run_cmd "$IP nexthop add id 74 via 2001:db8:92::4 dev veth3" |
| 386 | run_cmd "$IP nexthop add id 75 via 2001:db8:92::5 dev veth3" |
| 387 | set +e |
| 388 | |
| 389 | # multiple groups with same nexthop |
| 390 | run_cmd "$IP nexthop add id 104 group 62" |
| 391 | run_cmd "$IP nexthop add id 105 group 62" |
| 392 | check_nexthop "group" "id 104 group 62 id 105 group 62" |
| 393 | log_test $? 0 "Multiple groups with same nexthop" |
| 394 | |
| 395 | run_cmd "$IP nexthop flush groups" |
| 396 | [ $? -ne 0 ] && return 1 |
| 397 | |
| 398 | # on admin down of veth1, it should be removed from the group |
| 399 | run_cmd "$IP nexthop add id 105 group 62/63/72/73/64" |
| 400 | run_cmd "$IP li set veth1 down" |
| 401 | check_nexthop "id 105" "id 105 group 72/73" |
| 402 | log_test $? 0 "Nexthops in group removed on admin down - mixed group" |
| 403 | |
| 404 | run_cmd "$IP nexthop add id 106 group 105/74" |
| 405 | log_test $? 2 "Nexthop group can not have a group as an entry" |
| 406 | |
| 407 | # a group can have a blackhole entry only if it is the only |
| 408 | # nexthop in the group. Needed for atomic replace with an |
| 409 | # actual nexthop group |
| 410 | run_cmd "$IP -6 nexthop add id 31 blackhole" |
| 411 | run_cmd "$IP nexthop add id 107 group 31" |
| 412 | log_test $? 0 "Nexthop group with a blackhole entry" |
| 413 | |
| 414 | run_cmd "$IP nexthop add id 108 group 31/24" |
| 415 | log_test $? 2 "Nexthop group can not have a blackhole and another nexthop" |
| 416 | } |
| 417 | |
| 418 | ipv6_fcnal_runtime() |
| 419 | { |
| 420 | local rc |
| 421 | |
| 422 | echo |
| 423 | echo "IPv6 functional runtime" |
| 424 | echo "-----------------------" |
| 425 | |
| 426 | sleep 5 |
| 427 | |
| 428 | # |
| 429 | # IPv6 - the basics |
| 430 | # |
| 431 | run_cmd "$IP nexthop add id 81 via 2001:db8:91::2 dev veth1" |
| 432 | run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81" |
| 433 | log_test $? 0 "Route add" |
| 434 | |
| 435 | run_cmd "$IP ro delete 2001:db8:101::1/128 nhid 81" |
| 436 | log_test $? 0 "Route delete" |
| 437 | |
| 438 | run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81" |
| 439 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 440 | log_test $? 0 "Ping with nexthop" |
| 441 | |
| 442 | run_cmd "$IP nexthop add id 82 via 2001:db8:92::2 dev veth3" |
| 443 | run_cmd "$IP nexthop add id 122 group 81/82" |
| 444 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 122" |
| 445 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 446 | log_test $? 0 "Ping - multipath" |
| 447 | |
| 448 | # |
| 449 | # IPv6 with blackhole nexthops |
| 450 | # |
| 451 | run_cmd "$IP -6 nexthop add id 83 blackhole" |
| 452 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 83" |
| 453 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 454 | log_test $? 2 "Ping - blackhole" |
| 455 | |
| 456 | run_cmd "$IP nexthop replace id 83 via 2001:db8:91::2 dev veth1" |
| 457 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 458 | log_test $? 0 "Ping - blackhole replaced with gateway" |
| 459 | |
| 460 | run_cmd "$IP -6 nexthop replace id 83 blackhole" |
| 461 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 462 | log_test $? 2 "Ping - gateway replaced by blackhole" |
| 463 | |
| 464 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 122" |
| 465 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 466 | if [ $? -eq 0 ]; then |
| 467 | run_cmd "$IP nexthop replace id 122 group 83" |
| 468 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 469 | log_test $? 2 "Ping - group with blackhole" |
| 470 | |
| 471 | run_cmd "$IP nexthop replace id 122 group 81/82" |
| 472 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 473 | log_test $? 0 "Ping - group blackhole replaced with gateways" |
| 474 | else |
| 475 | log_test 2 0 "Ping - multipath failed" |
| 476 | fi |
| 477 | |
| 478 | # |
| 479 | # device only and gw + dev only mix |
| 480 | # |
| 481 | run_cmd "$IP -6 nexthop add id 85 dev veth1" |
| 482 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 85" |
| 483 | log_test $? 0 "IPv6 route with device only nexthop" |
| 484 | check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 85 dev veth1 metric 1024 pref medium" |
| 485 | |
| 486 | run_cmd "$IP nexthop add id 123 group 81/85" |
| 487 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 123" |
| 488 | log_test $? 0 "IPv6 multipath route with nexthop mix - dev only + gw" |
| 489 | check_route6 "2001:db8:101::1" "2001:db8:101::1 nhid 123 metric 1024 nexthop via 2001:db8:91::2 dev veth1 weight 1 nexthop dev veth1 weight 1 pref medium" |
| 490 | |
| 491 | # |
| 492 | # IPv6 route with v4 nexthop - not allowed |
| 493 | # |
| 494 | run_cmd "$IP ro delete 2001:db8:101::1/128" |
| 495 | run_cmd "$IP nexthop add id 84 via 172.16.1.1 dev veth1" |
| 496 | run_cmd "$IP ro add 2001:db8:101::1/128 nhid 84" |
| 497 | log_test $? 2 "IPv6 route can not have a v4 gateway" |
| 498 | |
| 499 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 81" |
| 500 | run_cmd "$IP nexthop replace id 81 via 172.16.1.1 dev veth1" |
| 501 | log_test $? 2 "Nexthop replace - v6 route, v4 nexthop" |
| 502 | |
| 503 | run_cmd "$IP ro replace 2001:db8:101::1/128 nhid 122" |
| 504 | run_cmd "$IP nexthop replace id 81 via 172.16.1.1 dev veth1" |
| 505 | log_test $? 2 "Nexthop replace of group entry - v6 route, v4 nexthop" |
| 506 | |
| 507 | $IP nexthop flush >/dev/null 2>&1 |
| 508 | |
| 509 | # |
| 510 | # weird IPv6 cases |
| 511 | # |
| 512 | run_cmd "$IP nexthop add id 86 via 2001:db8:91::2 dev veth1" |
| 513 | run_cmd "$IP ro add 2001:db8:101::1/128 nhid 81" |
| 514 | |
| 515 | # rpfilter and default route |
| 516 | $IP nexthop flush >/dev/null 2>&1 |
| 517 | run_cmd "ip netns exec me ip6tables -t mangle -I PREROUTING 1 -m rpfilter --invert -j DROP" |
| 518 | run_cmd "$IP nexthop add id 91 via 2001:db8:91::2 dev veth1" |
| 519 | run_cmd "$IP nexthop add id 92 via 2001:db8:92::2 dev veth3" |
| 520 | run_cmd "$IP nexthop add id 93 group 91/92" |
| 521 | run_cmd "$IP -6 ro add default nhid 91" |
| 522 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 523 | log_test $? 0 "Nexthop with default route and rpfilter" |
| 524 | run_cmd "$IP -6 ro replace default nhid 93" |
| 525 | run_cmd "ip netns exec me ping -c1 -w1 2001:db8:101::1" |
| 526 | log_test $? 0 "Nexthop with multipath default route and rpfilter" |
| 527 | |
| 528 | # TO-DO: |
| 529 | # existing route with old nexthop; append route with new nexthop |
| 530 | # existing route with old nexthop; replace route with new |
| 531 | # existing route with new nexthop; replace route with old |
| 532 | # route with src address and using nexthop - not allowed |
| 533 | } |
| 534 | |
| 535 | ipv4_fcnal() |
| 536 | { |
| 537 | local rc |
| 538 | |
| 539 | echo |
| 540 | echo "IPv4 functional" |
| 541 | echo "----------------------" |
| 542 | |
| 543 | # |
| 544 | # basic IPv4 ops - add, get, delete |
| 545 | # |
| 546 | run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1" |
| 547 | rc=$? |
| 548 | log_test $rc 0 "Create nexthop with id, gw, dev" |
| 549 | if [ $rc -ne 0 ]; then |
| 550 | echo "Basic IPv4 create fails; can not continue" |
| 551 | return 1 |
| 552 | fi |
| 553 | |
| 554 | run_cmd "$IP nexthop get id 12" |
| 555 | log_test $? 0 "Get nexthop by id" |
| 556 | check_nexthop "id 12" "id 12 via 172.16.1.2 dev veth1 scope link" |
| 557 | |
| 558 | run_cmd "$IP nexthop del id 12" |
| 559 | log_test $? 0 "Delete nexthop by id" |
| 560 | check_nexthop "id 52" "" |
| 561 | |
| 562 | # |
| 563 | # gw, device spec |
| 564 | # |
| 565 | # gw validation, no device - fails since dev is required |
| 566 | run_cmd "$IP nexthop add id 12 via 172.16.2.3" |
| 567 | log_test $? 2 "Create nexthop - gw only" |
| 568 | |
| 569 | # gw not reachable through given dev |
| 570 | run_cmd "$IP nexthop add id 13 via 172.16.3.2 dev veth1" |
| 571 | log_test $? 2 "Create nexthop - invalid gw+dev combination" |
| 572 | |
| 573 | # onlink flag overrides gw+dev lookup |
| 574 | run_cmd "$IP nexthop add id 13 via 172.16.3.2 dev veth1 onlink" |
| 575 | log_test $? 0 "Create nexthop - gw+dev and onlink" |
| 576 | |
| 577 | # admin down should delete nexthops |
| 578 | set -e |
| 579 | run_cmd "$IP nexthop add id 15 via 172.16.1.3 dev veth1" |
| 580 | run_cmd "$IP nexthop add id 16 via 172.16.1.4 dev veth1" |
| 581 | run_cmd "$IP nexthop add id 17 via 172.16.1.5 dev veth1" |
| 582 | run_cmd "$IP li set dev veth1 down" |
| 583 | set +e |
| 584 | check_nexthop "dev veth1" "" |
| 585 | log_test $? 0 "Nexthops removed on admin down" |
| 586 | |
| 587 | # nexthop route delete warning: route add with nhid and delete |
| 588 | # using device |
| 589 | run_cmd "$IP li set dev veth1 up" |
| 590 | run_cmd "$IP nexthop add id 12 via 172.16.1.3 dev veth1" |
| 591 | out1=`dmesg | grep "WARNING:.*fib_nh_match.*" | wc -l` |
| 592 | run_cmd "$IP route add 172.16.101.1/32 nhid 12" |
| 593 | run_cmd "$IP route delete 172.16.101.1/32 dev veth1" |
| 594 | out2=`dmesg | grep "WARNING:.*fib_nh_match.*" | wc -l` |
| 595 | [ $out1 -eq $out2 ] |
| 596 | rc=$? |
| 597 | log_test $rc 0 "Delete nexthop route warning" |
| 598 | run_cmd "$IP route delete 172.16.101.1/32 nhid 12" |
| 599 | run_cmd "$IP nexthop del id 12" |
| 600 | |
| 601 | run_cmd "$IP nexthop add id 21 via 172.16.1.6 dev veth1" |
| 602 | run_cmd "$IP ro add 172.16.101.0/24 nhid 21" |
| 603 | run_cmd "$IP ro del 172.16.101.0/24 nexthop via 172.16.1.7 dev veth1 nexthop via 172.16.1.8 dev veth1" |
| 604 | log_test $? 2 "Delete multipath route with only nh id based entry" |
| 605 | |
| 606 | run_cmd "$IP nexthop add id 22 via 172.16.1.6 dev veth1" |
| 607 | run_cmd "$IP ro add 172.16.102.0/24 nhid 22" |
| 608 | run_cmd "$IP ro del 172.16.102.0/24 dev veth1" |
| 609 | log_test $? 2 "Delete route when specifying only nexthop device" |
| 610 | |
| 611 | run_cmd "$IP ro del 172.16.102.0/24 via 172.16.1.6" |
| 612 | log_test $? 2 "Delete route when specifying only gateway" |
| 613 | |
| 614 | run_cmd "$IP ro del 172.16.102.0/24" |
| 615 | log_test $? 0 "Delete route when not specifying nexthop attributes" |
| 616 | } |
| 617 | |
| 618 | ipv4_grp_fcnal() |
| 619 | { |
| 620 | local rc |
| 621 | |
| 622 | echo |
| 623 | echo "IPv4 groups functional" |
| 624 | echo "----------------------" |
| 625 | |
| 626 | # basic functionality: create a nexthop group, default weight |
| 627 | run_cmd "$IP nexthop add id 11 via 172.16.1.2 dev veth1" |
| 628 | run_cmd "$IP nexthop add id 101 group 11" |
| 629 | log_test $? 0 "Create nexthop group with single nexthop" |
| 630 | |
| 631 | # get nexthop group |
| 632 | run_cmd "$IP nexthop get id 101" |
| 633 | log_test $? 0 "Get nexthop group by id" |
| 634 | check_nexthop "id 101" "id 101 group 11" |
| 635 | |
| 636 | # delete nexthop group |
| 637 | run_cmd "$IP nexthop del id 101" |
| 638 | log_test $? 0 "Delete nexthop group by id" |
| 639 | check_nexthop "id 101" "" |
| 640 | |
| 641 | $IP nexthop flush >/dev/null 2>&1 |
| 642 | |
| 643 | # |
| 644 | # create group with multiple nexthops |
| 645 | run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1" |
| 646 | run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1" |
| 647 | run_cmd "$IP nexthop add id 14 via 172.16.1.4 dev veth1" |
| 648 | run_cmd "$IP nexthop add id 15 via 172.16.1.5 dev veth1" |
| 649 | run_cmd "$IP nexthop add id 102 group 12/13/14/15" |
| 650 | log_test $? 0 "Nexthop group with multiple nexthops" |
| 651 | check_nexthop "id 102" "id 102 group 12/13/14/15" |
| 652 | |
| 653 | # Delete nexthop in a group and group is updated |
| 654 | run_cmd "$IP nexthop del id 13" |
| 655 | check_nexthop "id 102" "id 102 group 12/14/15" |
| 656 | log_test $? 0 "Nexthop group updated when entry is deleted" |
| 657 | |
| 658 | # create group with multiple weighted nexthops |
| 659 | run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1" |
| 660 | run_cmd "$IP nexthop add id 103 group 12/13,2/14,3/15,4" |
| 661 | log_test $? 0 "Nexthop group with weighted nexthops" |
| 662 | check_nexthop "id 103" "id 103 group 12/13,2/14,3/15,4" |
| 663 | |
| 664 | # Delete nexthop in a weighted group and group is updated |
| 665 | run_cmd "$IP nexthop del id 13" |
| 666 | check_nexthop "id 103" "id 103 group 12/14,3/15,4" |
| 667 | log_test $? 0 "Weighted nexthop group updated when entry is deleted" |
| 668 | |
| 669 | # admin down - nexthop is removed from group |
| 670 | run_cmd "$IP li set dev veth1 down" |
| 671 | check_nexthop "dev veth1" "" |
| 672 | log_test $? 0 "Nexthops in groups removed on admin down" |
| 673 | |
| 674 | # expect groups to have been deleted as well |
| 675 | check_nexthop "" "" |
| 676 | |
| 677 | run_cmd "$IP li set dev veth1 up" |
| 678 | |
| 679 | $IP nexthop flush >/dev/null 2>&1 |
| 680 | |
| 681 | # group with nexthops using different devices |
| 682 | set -e |
| 683 | run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1" |
| 684 | run_cmd "$IP nexthop add id 13 via 172.16.1.3 dev veth1" |
| 685 | run_cmd "$IP nexthop add id 14 via 172.16.1.4 dev veth1" |
| 686 | run_cmd "$IP nexthop add id 15 via 172.16.1.5 dev veth1" |
| 687 | |
| 688 | run_cmd "$IP nexthop add id 22 via 172.16.2.2 dev veth3" |
| 689 | run_cmd "$IP nexthop add id 23 via 172.16.2.3 dev veth3" |
| 690 | run_cmd "$IP nexthop add id 24 via 172.16.2.4 dev veth3" |
| 691 | run_cmd "$IP nexthop add id 25 via 172.16.2.5 dev veth3" |
| 692 | set +e |
| 693 | |
| 694 | # multiple groups with same nexthop |
| 695 | run_cmd "$IP nexthop add id 104 group 12" |
| 696 | run_cmd "$IP nexthop add id 105 group 12" |
| 697 | check_nexthop "group" "id 104 group 12 id 105 group 12" |
| 698 | log_test $? 0 "Multiple groups with same nexthop" |
| 699 | |
| 700 | run_cmd "$IP nexthop flush groups" |
| 701 | [ $? -ne 0 ] && return 1 |
| 702 | |
| 703 | # on admin down of veth1, it should be removed from the group |
| 704 | run_cmd "$IP nexthop add id 105 group 12/13/22/23/14" |
| 705 | run_cmd "$IP li set veth1 down" |
| 706 | check_nexthop "id 105" "id 105 group 22/23" |
| 707 | log_test $? 0 "Nexthops in group removed on admin down - mixed group" |
| 708 | |
| 709 | run_cmd "$IP nexthop add id 106 group 105/24" |
| 710 | log_test $? 2 "Nexthop group can not have a group as an entry" |
| 711 | |
| 712 | # a group can have a blackhole entry only if it is the only |
| 713 | # nexthop in the group. Needed for atomic replace with an |
| 714 | # actual nexthop group |
| 715 | run_cmd "$IP nexthop add id 31 blackhole" |
| 716 | run_cmd "$IP nexthop add id 107 group 31" |
| 717 | log_test $? 0 "Nexthop group with a blackhole entry" |
| 718 | |
| 719 | run_cmd "$IP nexthop add id 108 group 31/24" |
| 720 | log_test $? 2 "Nexthop group can not have a blackhole and another nexthop" |
| 721 | } |
| 722 | |
| 723 | ipv4_withv6_fcnal() |
| 724 | { |
| 725 | local lladdr |
| 726 | |
| 727 | set -e |
| 728 | lladdr=$(get_linklocal veth2 peer) |
| 729 | run_cmd "$IP nexthop add id 11 via ${lladdr} dev veth1" |
| 730 | set +e |
| 731 | run_cmd "$IP ro add 172.16.101.1/32 nhid 11" |
| 732 | log_test $? 0 "IPv6 nexthop with IPv4 route" |
| 733 | check_route "172.16.101.1" "172.16.101.1 nhid 11 via inet6 ${lladdr} dev veth1" |
| 734 | |
| 735 | set -e |
| 736 | run_cmd "$IP nexthop add id 12 via 172.16.1.2 dev veth1" |
| 737 | run_cmd "$IP nexthop add id 101 group 11/12" |
| 738 | set +e |
| 739 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 101" |
| 740 | log_test $? 0 "IPv6 nexthop with IPv4 route" |
| 741 | |
| 742 | check_route "172.16.101.1" "172.16.101.1 nhid 101 nexthop via inet6 ${lladdr} dev veth1 weight 1 nexthop via 172.16.1.2 dev veth1 weight 1" |
| 743 | |
| 744 | run_cmd "$IP ro replace 172.16.101.1/32 via inet6 ${lladdr} dev veth1" |
| 745 | log_test $? 0 "IPv4 route with IPv6 gateway" |
| 746 | check_route "172.16.101.1" "172.16.101.1 via inet6 ${lladdr} dev veth1" |
| 747 | |
| 748 | run_cmd "$IP ro replace 172.16.101.1/32 via inet6 2001:db8:50::1 dev veth1" |
| 749 | log_test $? 2 "IPv4 route with invalid IPv6 gateway" |
| 750 | } |
| 751 | |
| 752 | ipv4_fcnal_runtime() |
| 753 | { |
| 754 | local lladdr |
| 755 | local rc |
| 756 | |
| 757 | echo |
| 758 | echo "IPv4 functional runtime" |
| 759 | echo "-----------------------" |
| 760 | |
| 761 | run_cmd "$IP nexthop add id 21 via 172.16.1.2 dev veth1" |
| 762 | run_cmd "$IP ro add 172.16.101.1/32 nhid 21" |
| 763 | log_test $? 0 "Route add" |
| 764 | check_route "172.16.101.1" "172.16.101.1 nhid 21 via 172.16.1.2 dev veth1" |
| 765 | |
| 766 | run_cmd "$IP ro delete 172.16.101.1/32 nhid 21" |
| 767 | log_test $? 0 "Route delete" |
| 768 | |
| 769 | # |
| 770 | # scope mismatch |
| 771 | # |
| 772 | run_cmd "$IP nexthop add id 22 via 172.16.1.2 dev veth1" |
| 773 | run_cmd "$IP ro add 172.16.101.1/32 nhid 22 scope host" |
| 774 | log_test $? 2 "Route add - scope conflict with nexthop" |
| 775 | |
| 776 | run_cmd "$IP nexthop replace id 22 dev veth3" |
| 777 | run_cmd "$IP ro add 172.16.101.1/32 nhid 22 scope host" |
| 778 | run_cmd "$IP nexthop replace id 22 via 172.16.2.2 dev veth3" |
| 779 | log_test $? 2 "Nexthop replace with invalid scope for existing route" |
| 780 | |
| 781 | # |
| 782 | # add route with nexthop and check traffic |
| 783 | # |
| 784 | run_cmd "$IP nexthop replace id 21 via 172.16.1.2 dev veth1" |
| 785 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 21" |
| 786 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 787 | log_test $? 0 "Basic ping" |
| 788 | |
| 789 | run_cmd "$IP nexthop replace id 22 via 172.16.2.2 dev veth3" |
| 790 | run_cmd "$IP nexthop add id 122 group 21/22" |
| 791 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 122" |
| 792 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 793 | log_test $? 0 "Ping - multipath" |
| 794 | |
| 795 | run_cmd "$IP ro delete 172.16.101.1/32 nhid 122" |
| 796 | |
| 797 | # |
| 798 | # multiple default routes |
| 799 | # - tests fib_select_default |
| 800 | run_cmd "$IP nexthop add id 501 via 172.16.1.2 dev veth1" |
| 801 | run_cmd "$IP ro add default nhid 501" |
| 802 | run_cmd "$IP ro add default via 172.16.1.3 dev veth1 metric 20" |
| 803 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 804 | log_test $? 0 "Ping - multiple default routes, nh first" |
| 805 | |
| 806 | # flip the order |
| 807 | run_cmd "$IP ro del default nhid 501" |
| 808 | run_cmd "$IP ro del default via 172.16.1.3 dev veth1 metric 20" |
| 809 | run_cmd "$IP ro add default via 172.16.1.2 dev veth1 metric 20" |
| 810 | run_cmd "$IP nexthop replace id 501 via 172.16.1.3 dev veth1" |
| 811 | run_cmd "$IP ro add default nhid 501 metric 20" |
| 812 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 813 | log_test $? 0 "Ping - multiple default routes, nh second" |
| 814 | |
| 815 | run_cmd "$IP nexthop delete nhid 501" |
| 816 | run_cmd "$IP ro del default" |
| 817 | |
| 818 | # |
| 819 | # IPv4 with blackhole nexthops |
| 820 | # |
| 821 | run_cmd "$IP nexthop add id 23 blackhole" |
| 822 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 23" |
| 823 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 824 | log_test $? 2 "Ping - blackhole" |
| 825 | |
| 826 | run_cmd "$IP nexthop replace id 23 via 172.16.1.2 dev veth1" |
| 827 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 828 | log_test $? 0 "Ping - blackhole replaced with gateway" |
| 829 | |
| 830 | run_cmd "$IP nexthop replace id 23 blackhole" |
| 831 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 832 | log_test $? 2 "Ping - gateway replaced by blackhole" |
| 833 | |
| 834 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 122" |
| 835 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 836 | if [ $? -eq 0 ]; then |
| 837 | run_cmd "$IP nexthop replace id 122 group 23" |
| 838 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 839 | log_test $? 2 "Ping - group with blackhole" |
| 840 | |
| 841 | run_cmd "$IP nexthop replace id 122 group 21/22" |
| 842 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 843 | log_test $? 0 "Ping - group blackhole replaced with gateways" |
| 844 | else |
| 845 | log_test 2 0 "Ping - multipath failed" |
| 846 | fi |
| 847 | |
| 848 | # |
| 849 | # device only and gw + dev only mix |
| 850 | # |
| 851 | run_cmd "$IP nexthop add id 85 dev veth1" |
| 852 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 85" |
| 853 | log_test $? 0 "IPv4 route with device only nexthop" |
| 854 | check_route "172.16.101.1" "172.16.101.1 nhid 85 dev veth1" |
| 855 | |
| 856 | run_cmd "$IP nexthop add id 123 group 21/85" |
| 857 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 123" |
| 858 | log_test $? 0 "IPv4 multipath route with nexthop mix - dev only + gw" |
| 859 | check_route "172.16.101.1" "172.16.101.1 nhid 123 nexthop via 172.16.1.2 dev veth1 weight 1 nexthop dev veth1 weight 1" |
| 860 | |
| 861 | # |
| 862 | # IPv4 with IPv6 |
| 863 | # |
| 864 | set -e |
| 865 | lladdr=$(get_linklocal veth2 peer) |
| 866 | run_cmd "$IP nexthop add id 24 via ${lladdr} dev veth1" |
| 867 | set +e |
| 868 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 24" |
| 869 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 870 | log_test $? 0 "IPv6 nexthop with IPv4 route" |
| 871 | |
| 872 | $IP neigh sh | grep -q "${lladdr} dev veth1" |
| 873 | if [ $? -eq 1 ]; then |
| 874 | echo " WARNING: Neigh entry missing for ${lladdr}" |
| 875 | $IP neigh sh | grep 'dev veth1' |
| 876 | fi |
| 877 | |
| 878 | $IP neigh sh | grep -q "172.16.101.1 dev eth1" |
| 879 | if [ $? -eq 0 ]; then |
| 880 | echo " WARNING: Neigh entry exists for 172.16.101.1" |
| 881 | $IP neigh sh | grep 'dev veth1' |
| 882 | fi |
| 883 | |
| 884 | set -e |
| 885 | run_cmd "$IP nexthop add id 25 via 172.16.1.2 dev veth1" |
| 886 | run_cmd "$IP nexthop add id 101 group 24/25" |
| 887 | set +e |
| 888 | run_cmd "$IP ro replace 172.16.101.1/32 nhid 101" |
| 889 | log_test $? 0 "IPv4 route with mixed v4-v6 multipath route" |
| 890 | |
| 891 | check_route "172.16.101.1" "172.16.101.1 nhid 101 nexthop via inet6 ${lladdr} dev veth1 weight 1 nexthop via 172.16.1.2 dev veth1 weight 1" |
| 892 | |
| 893 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 894 | log_test $? 0 "IPv6 nexthop with IPv4 route" |
| 895 | |
| 896 | run_cmd "$IP ro replace 172.16.101.1/32 via inet6 ${lladdr} dev veth1" |
| 897 | run_cmd "ip netns exec me ping -c1 -w1 172.16.101.1" |
| 898 | log_test $? 0 "IPv4 route with IPv6 gateway" |
| 899 | |
| 900 | $IP neigh sh | grep -q "${lladdr} dev veth1" |
| 901 | if [ $? -eq 1 ]; then |
| 902 | echo " WARNING: Neigh entry missing for ${lladdr}" |
| 903 | $IP neigh sh | grep 'dev veth1' |
| 904 | fi |
| 905 | |
| 906 | $IP neigh sh | grep -q "172.16.101.1 dev eth1" |
| 907 | if [ $? -eq 0 ]; then |
| 908 | echo " WARNING: Neigh entry exists for 172.16.101.1" |
| 909 | $IP neigh sh | grep 'dev veth1' |
| 910 | fi |
| 911 | |
| 912 | # |
| 913 | # MPLS as an example of LWT encap |
| 914 | # |
| 915 | run_cmd "$IP nexthop add id 51 encap mpls 101 via 172.16.1.2 dev veth1" |
| 916 | log_test $? 0 "IPv4 route with MPLS encap" |
| 917 | check_nexthop "id 51" "id 51 encap mpls 101 via 172.16.1.2 dev veth1 scope link" |
| 918 | log_test $? 0 "IPv4 route with MPLS encap - check" |
| 919 | |
| 920 | run_cmd "$IP nexthop add id 52 encap mpls 102 via inet6 2001:db8:91::2 dev veth1" |
| 921 | log_test $? 0 "IPv4 route with MPLS encap and v6 gateway" |
| 922 | check_nexthop "id 52" "id 52 encap mpls 102 via 2001:db8:91::2 dev veth1 scope link" |
| 923 | log_test $? 0 "IPv4 route with MPLS encap, v6 gw - check" |
| 924 | } |
| 925 | |
| 926 | basic() |
| 927 | { |
| 928 | echo |
| 929 | echo "Basic functional tests" |
| 930 | echo "----------------------" |
| 931 | run_cmd "$IP nexthop ls" |
| 932 | log_test $? 0 "List with nothing defined" |
| 933 | |
| 934 | run_cmd "$IP nexthop get id 1" |
| 935 | log_test $? 2 "Nexthop get on non-existent id" |
| 936 | |
| 937 | # attempt to create nh without a device or gw - fails |
| 938 | run_cmd "$IP nexthop add id 1" |
| 939 | log_test $? 2 "Nexthop with no device or gateway" |
| 940 | |
| 941 | # attempt to create nh with down device - fails |
| 942 | $IP li set veth1 down |
| 943 | run_cmd "$IP nexthop add id 1 dev veth1" |
| 944 | log_test $? 2 "Nexthop with down device" |
| 945 | |
| 946 | # create nh with linkdown device - fails |
| 947 | $IP li set veth1 up |
| 948 | ip -netns peer li set veth2 down |
| 949 | run_cmd "$IP nexthop add id 1 dev veth1" |
| 950 | log_test $? 2 "Nexthop with device that is linkdown" |
| 951 | ip -netns peer li set veth2 up |
| 952 | |
| 953 | # device only |
| 954 | run_cmd "$IP nexthop add id 1 dev veth1" |
| 955 | log_test $? 0 "Nexthop with device only" |
| 956 | |
| 957 | # create nh with duplicate id |
| 958 | run_cmd "$IP nexthop add id 1 dev veth3" |
| 959 | log_test $? 2 "Nexthop with duplicate id" |
| 960 | |
| 961 | # blackhole nexthop |
| 962 | run_cmd "$IP nexthop add id 2 blackhole" |
| 963 | log_test $? 0 "Blackhole nexthop" |
| 964 | |
| 965 | # blackhole nexthop can not have other specs |
| 966 | run_cmd "$IP nexthop replace id 2 blackhole dev veth1" |
| 967 | log_test $? 2 "Blackhole nexthop with other attributes" |
| 968 | |
| 969 | # |
| 970 | # groups |
| 971 | # |
| 972 | |
| 973 | run_cmd "$IP nexthop add id 101 group 1" |
| 974 | log_test $? 0 "Create group" |
| 975 | |
| 976 | run_cmd "$IP nexthop add id 102 group 2" |
| 977 | log_test $? 0 "Create group with blackhole nexthop" |
| 978 | |
| 979 | # multipath group can not have a blackhole as 1 path |
| 980 | run_cmd "$IP nexthop add id 103 group 1/2" |
| 981 | log_test $? 2 "Create multipath group where 1 path is a blackhole" |
| 982 | |
| 983 | # multipath group can not have a member replaced by a blackhole |
| 984 | run_cmd "$IP nexthop replace id 2 dev veth3" |
| 985 | run_cmd "$IP nexthop replace id 102 group 1/2" |
| 986 | run_cmd "$IP nexthop replace id 2 blackhole" |
| 987 | log_test $? 2 "Multipath group can not have a member replaced by blackhole" |
| 988 | |
| 989 | # attempt to create group with non-existent nexthop |
| 990 | run_cmd "$IP nexthop add id 103 group 12" |
| 991 | log_test $? 2 "Create group with non-existent nexthop" |
| 992 | |
| 993 | # attempt to create group with same nexthop |
| 994 | run_cmd "$IP nexthop add id 103 group 1/1" |
| 995 | log_test $? 2 "Create group with same nexthop multiple times" |
| 996 | |
| 997 | # replace nexthop with a group - fails |
| 998 | run_cmd "$IP nexthop replace id 2 group 1" |
| 999 | log_test $? 2 "Replace nexthop with nexthop group" |
| 1000 | |
| 1001 | # replace nexthop group with a nexthop - fails |
| 1002 | run_cmd "$IP nexthop replace id 101 dev veth1" |
| 1003 | log_test $? 2 "Replace nexthop group with nexthop" |
| 1004 | |
| 1005 | # nexthop group with other attributes fail |
| 1006 | run_cmd "$IP nexthop add id 104 group 1 dev veth1" |
| 1007 | log_test $? 2 "Nexthop group and device" |
| 1008 | |
| 1009 | # Tests to ensure that flushing works as expected. |
| 1010 | run_cmd "$IP nexthop add id 105 blackhole proto 99" |
| 1011 | run_cmd "$IP nexthop add id 106 blackhole proto 100" |
| 1012 | run_cmd "$IP nexthop add id 107 blackhole proto 99" |
| 1013 | run_cmd "$IP nexthop flush proto 99" |
| 1014 | check_nexthop "id 105" "" |
| 1015 | check_nexthop "id 106" "id 106 blackhole proto 100" |
| 1016 | check_nexthop "id 107" "" |
| 1017 | run_cmd "$IP nexthop flush proto 100" |
| 1018 | check_nexthop "id 106" "" |
| 1019 | |
| 1020 | run_cmd "$IP nexthop flush proto 100" |
| 1021 | log_test $? 0 "Test proto flush" |
| 1022 | |
| 1023 | run_cmd "$IP nexthop add id 104 group 1 blackhole" |
| 1024 | log_test $? 2 "Nexthop group and blackhole" |
| 1025 | |
| 1026 | $IP nexthop flush >/dev/null 2>&1 |
| 1027 | } |
| 1028 | |
| 1029 | ################################################################################ |
| 1030 | # usage |
| 1031 | |
| 1032 | usage() |
| 1033 | { |
| 1034 | cat <<EOF |
| 1035 | usage: ${0##*/} OPTS |
| 1036 | |
| 1037 | -t <test> Test(s) to run (default: all) |
| 1038 | (options: $ALL_TESTS) |
| 1039 | -4 IPv4 tests only |
| 1040 | -6 IPv6 tests only |
| 1041 | -p Pause on fail |
| 1042 | -P Pause after each test before cleanup |
| 1043 | -v verbose mode (show commands and output) |
| 1044 | |
| 1045 | Runtime test |
| 1046 | -n num Number of nexthops to target |
| 1047 | -N Use new style to install routes in DUT |
| 1048 | |
| 1049 | done |
| 1050 | EOF |
| 1051 | } |
| 1052 | |
| 1053 | ################################################################################ |
| 1054 | # main |
| 1055 | |
| 1056 | while getopts :t:pP46hv o |
| 1057 | do |
| 1058 | case $o in |
| 1059 | t) TESTS=$OPTARG;; |
| 1060 | 4) TESTS=${IPV4_TESTS};; |
| 1061 | 6) TESTS=${IPV6_TESTS};; |
| 1062 | p) PAUSE_ON_FAIL=yes;; |
| 1063 | P) PAUSE=yes;; |
| 1064 | v) VERBOSE=$(($VERBOSE + 1));; |
| 1065 | h) usage; exit 0;; |
| 1066 | *) usage; exit 1;; |
| 1067 | esac |
| 1068 | done |
| 1069 | |
| 1070 | # make sure we don't pause twice |
| 1071 | [ "${PAUSE}" = "yes" ] && PAUSE_ON_FAIL=no |
| 1072 | |
| 1073 | if [ "$(id -u)" -ne 0 ];then |
| 1074 | echo "SKIP: Need root privileges" |
| 1075 | exit $ksft_skip; |
| 1076 | fi |
| 1077 | |
| 1078 | if [ ! -x "$(command -v ip)" ]; then |
| 1079 | echo "SKIP: Could not run test without ip tool" |
| 1080 | exit $ksft_skip |
| 1081 | fi |
| 1082 | |
| 1083 | ip help 2>&1 | grep -q nexthop |
| 1084 | if [ $? -ne 0 ]; then |
| 1085 | echo "SKIP: iproute2 too old, missing nexthop command" |
| 1086 | exit $ksft_skip |
| 1087 | fi |
| 1088 | |
| 1089 | out=$(ip nexthop ls 2>&1 | grep -q "Operation not supported") |
| 1090 | if [ $? -eq 0 ]; then |
| 1091 | echo "SKIP: kernel lacks nexthop support" |
| 1092 | exit $ksft_skip |
| 1093 | fi |
| 1094 | |
| 1095 | for t in $TESTS |
| 1096 | do |
| 1097 | case $t in |
| 1098 | none) IP="ip -netns peer"; setup; exit 0;; |
| 1099 | *) setup; $t; cleanup;; |
| 1100 | esac |
| 1101 | done |
| 1102 | |
| 1103 | if [ "$TESTS" != "none" ]; then |
| 1104 | printf "\nTests passed: %3d\n" ${nsuccess} |
| 1105 | printf "Tests failed: %3d\n" ${nfail} |
| 1106 | fi |
| 1107 | |
| 1108 | exit $ret |