tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel / tools / testing / selftests / net / forwarding / vxlan_symmetric.sh
at v5.12 561 lines 18 kB view raw
1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4# +---------------------------+ +------------------------------+ 5# | vrf-h1 | | vrf-h2 | 6# | + $h1 | | + $h2 | 7# | | 10.1.1.101/24 | | | 10.1.2.101/24 | 8# | | default via 10.1.1.1 | | | default via 10.1.2.1 | 9# +----|----------------------+ +----|-------------------------+ 10# | | 11# +----|--------------------------------------------|-------------------------+ 12# | SW | | | 13# | +--|--------------------------------------------|-----------------------+ | 14# | | + $swp1 br1 + $swp2 | | 15# | | vid 10 pvid untagged vid 20 pvid untagged | | 16# | | | | 17# | | + vx10 + vx20 | | 18# | | local 10.0.0.1 local 10.0.0.1 | | 19# | | remote 10.0.0.2 remote 10.0.0.2 | | 20# | | id 1010 id 1020 | | 21# | | dstport 4789 dstport 4789 | | 22# | | vid 10 pvid untagged vid 20 pvid untagged | | 23# | | | | 24# | | + vx4001 | | 25# | | local 10.0.0.1 | | 26# | | remote 10.0.0.2 | | 27# | | id 104001 | | 28# | | dstport 4789 | | 29# | | vid 4001 pvid untagged | | 30# | | | | 31# | +-----------------------------------+-----------------------------------+ | 32# | | | 33# | +-----------------------------------|-----------------------------------+ | 34# | | | | | 35# | | +--------------------------------+--------------------------------+ | | 36# | | | | | | | 37# | | + vlan10 | vlan20 + | | 38# | | | 10.1.1.11/24 | 10.1.2.11/24 | | | 39# | | | | | | | 40# | | + vlan10-v (macvlan) + vlan20-v (macvlan) + | | 41# | | 10.1.1.1/24 vlan4001 10.1.2.1/24 | | 42# | | 00:00:5e:00:01:01 00:00:5e:00:01:01 | | 43# | | vrf-green | | 44# | +-----------------------------------------------------------------------+ | 45# | | 46# | + $rp1 +lo | 47# | | 192.0.2.1/24 10.0.0.1/32 | 48# +----|----------------------------------------------------------------------+ 49# | 50# +----|--------------------------------------------------------+ 51# | | vrf-spine | 52# | + $rp2 | 53# | 192.0.2.2/24 | 54# | | (maybe) HW 55# ============================================================================= 56# | | (likely) SW 57# | | 58# | + v1 (veth) | 59# | | 192.0.3.2/24 | 60# +----|--------------------------------------------------------+ 61# | 62# +----|----------------------------------------------------------------------+ 63# | + v2 (veth) +lo NS1 (netns) | 64# | 192.0.3.1/24 10.0.0.2/32 | 65# | | 66# | +-----------------------------------------------------------------------+ | 67# | | vrf-green | | 68# | | + vlan10-v (macvlan) vlan20-v (macvlan) + | | 69# | | | 10.1.1.1/24 10.1.2.1/24 | | | 70# | | | 00:00:5e:00:01:01 00:00:5e:00:01:01 | | | 71# | | | vlan4001 | | | 72# | | + vlan10 + vlan20 + | | 73# | | | 10.1.1.12/24 | 10.1.2.12/24 | | | 74# | | | | | | | 75# | | +--------------------------------+--------------------------------+ | | 76# | | | | | 77# | +-----------------------------------|-----------------------------------+ | 78# | | | 79# | +-----------------------------------+-----------------------------------+ | 80# | | | | 81# | | + vx10 + vx20 | | 82# | | local 10.0.0.2 local 10.0.0.2 | | 83# | | remote 10.0.0.1 remote 10.0.0.1 | | 84# | | id 1010 id 1020 | | 85# | | dstport 4789 dstport 4789 | | 86# | | vid 10 pvid untagged vid 20 pvid untagged | | 87# | | | | 88# | | + vx4001 | | 89# | | local 10.0.0.2 | | 90# | | remote 10.0.0.1 | | 91# | | id 104001 | | 92# | | dstport 4789 | | 93# | | vid 4001 pvid untagged | | 94# | | | | 95# | | + w1 (veth) + w3 (veth) | | 96# | | | vid 10 pvid untagged br1 | vid 20 pvid untagged | | 97# | +--|------------------------------------------|-------------------------+ | 98# | | | | 99# | | | | 100# | +--|----------------------+ +--|-------------------------+ | 101# | | | vrf-h1 | | | vrf-h2 | | 102# | | + w2 (veth) | | + w4 (veth) | | 103# | | 10.1.1.102/24 | | 10.1.2.102/24 | | 104# | | default via 10.1.1.1 | | default via 10.1.2.1 | | 105# | +-------------------------+ +----------------------------+ | 106# +---------------------------------------------------------------------------+ 107 108ALL_TESTS=" 109 ping_ipv4 110" 111NUM_NETIFS=6 112source lib.sh 113 114hx_create() 115{ 116 local vrf_name=$1; shift 117 local if_name=$1; shift 118 local ip_addr=$1; shift 119 local gw_ip=$1; shift 120 121 vrf_create $vrf_name 122 ip link set dev $if_name master $vrf_name 123 ip link set dev $vrf_name up 124 ip link set dev $if_name up 125 126 ip address add $ip_addr/24 dev $if_name 127 ip neigh replace $gw_ip lladdr 00:00:5e:00:01:01 nud permanent \ 128 dev $if_name 129 ip route add default vrf $vrf_name nexthop via $gw_ip 130} 131export -f hx_create 132 133hx_destroy() 134{ 135 local vrf_name=$1; shift 136 local if_name=$1; shift 137 local ip_addr=$1; shift 138 local gw_ip=$1; shift 139 140 ip route del default vrf $vrf_name nexthop via $gw_ip 141 ip neigh del $gw_ip dev $if_name 142 ip address del $ip_addr/24 dev $if_name 143 144 ip link set dev $if_name down 145 vrf_destroy $vrf_name 146} 147 148h1_create() 149{ 150 hx_create "vrf-h1" $h1 10.1.1.101 10.1.1.1 151} 152 153h1_destroy() 154{ 155 hx_destroy "vrf-h1" $h1 10.1.1.101 10.1.1.1 156} 157 158h2_create() 159{ 160 hx_create "vrf-h2" $h2 10.1.2.101 10.1.2.1 161} 162 163h2_destroy() 164{ 165 hx_destroy "vrf-h2" $h2 10.1.2.101 10.1.2.1 166} 167 168switch_create() 169{ 170 ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \ 171 mcast_snooping 0 172 # Make sure the bridge uses the MAC address of the local port and not 173 # that of the VxLAN's device. 174 ip link set dev br1 address $(mac_get $swp1) 175 ip link set dev br1 up 176 177 ip link set dev $rp1 up 178 ip address add dev $rp1 192.0.2.1/24 179 ip route add 10.0.0.2/32 nexthop via 192.0.2.2 180 181 ip link add name vx10 type vxlan id 1010 \ 182 local 10.0.0.1 remote 10.0.0.2 dstport 4789 \ 183 nolearning noudpcsum tos inherit ttl 100 184 ip link set dev vx10 up 185 186 ip link set dev vx10 master br1 187 bridge vlan add vid 10 dev vx10 pvid untagged 188 189 ip link add name vx20 type vxlan id 1020 \ 190 local 10.0.0.1 remote 10.0.0.2 dstport 4789 \ 191 nolearning noudpcsum tos inherit ttl 100 192 ip link set dev vx20 up 193 194 ip link set dev vx20 master br1 195 bridge vlan add vid 20 dev vx20 pvid untagged 196 197 ip link set dev $swp1 master br1 198 ip link set dev $swp1 up 199 bridge vlan add vid 10 dev $swp1 pvid untagged 200 201 ip link set dev $swp2 master br1 202 ip link set dev $swp2 up 203 bridge vlan add vid 20 dev $swp2 pvid untagged 204 205 ip link add name vx4001 type vxlan id 104001 \ 206 local 10.0.0.1 dstport 4789 \ 207 nolearning noudpcsum tos inherit ttl 100 208 ip link set dev vx4001 up 209 210 ip link set dev vx4001 master br1 211 bridge vlan add vid 4001 dev vx4001 pvid untagged 212 213 ip address add 10.0.0.1/32 dev lo 214 215 # Create SVIs 216 vrf_create "vrf-green" 217 ip link set dev vrf-green up 218 219 ip link add link br1 name vlan10 up master vrf-green type vlan id 10 220 ip address add 10.1.1.11/24 dev vlan10 221 ip link add link vlan10 name vlan10-v up master vrf-green \ 222 address 00:00:5e:00:01:01 type macvlan mode private 223 ip address add 10.1.1.1/24 dev vlan10-v 224 225 ip link add link br1 name vlan20 up master vrf-green type vlan id 20 226 ip address add 10.1.2.11/24 dev vlan20 227 ip link add link vlan20 name vlan20-v up master vrf-green \ 228 address 00:00:5e:00:01:01 type macvlan mode private 229 ip address add 10.1.2.1/24 dev vlan20-v 230 231 ip link add link br1 name vlan4001 up master vrf-green \ 232 type vlan id 4001 233 234 bridge vlan add vid 10 dev br1 self 235 bridge vlan add vid 20 dev br1 self 236 bridge vlan add vid 4001 dev br1 self 237 238 bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 10 239 bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 20 240 241 sysctl_set net.ipv4.conf.all.rp_filter 0 242 sysctl_set net.ipv4.conf.vlan10-v.rp_filter 0 243 sysctl_set net.ipv4.conf.vlan20-v.rp_filter 0 244} 245 246switch_destroy() 247{ 248 sysctl_restore net.ipv4.conf.all.rp_filter 249 250 bridge fdb del 00:00:5e:00:01:01 dev br1 self local vlan 20 251 bridge fdb del 00:00:5e:00:01:01 dev br1 self local vlan 10 252 253 bridge vlan del vid 4001 dev br1 self 254 bridge vlan del vid 20 dev br1 self 255 bridge vlan del vid 10 dev br1 self 256 257 ip link del dev vlan4001 258 259 ip link del dev vlan20 260 261 ip link del dev vlan10 262 263 vrf_destroy "vrf-green" 264 265 ip address del 10.0.0.1/32 dev lo 266 267 bridge vlan del vid 20 dev $swp2 268 ip link set dev $swp2 down 269 ip link set dev $swp2 nomaster 270 271 bridge vlan del vid 10 dev $swp1 272 ip link set dev $swp1 down 273 ip link set dev $swp1 nomaster 274 275 bridge vlan del vid 4001 dev vx4001 276 ip link set dev vx4001 nomaster 277 278 ip link set dev vx4001 down 279 ip link del dev vx4001 280 281 bridge vlan del vid 20 dev vx20 282 ip link set dev vx20 nomaster 283 284 ip link set dev vx20 down 285 ip link del dev vx20 286 287 bridge vlan del vid 10 dev vx10 288 ip link set dev vx10 nomaster 289 290 ip link set dev vx10 down 291 ip link del dev vx10 292 293 ip route del 10.0.0.2/32 nexthop via 192.0.2.2 294 ip address del dev $rp1 192.0.2.1/24 295 ip link set dev $rp1 down 296 297 ip link set dev br1 down 298 ip link del dev br1 299} 300 301spine_create() 302{ 303 vrf_create "vrf-spine" 304 ip link set dev $rp2 master vrf-spine 305 ip link set dev v1 master vrf-spine 306 ip link set dev vrf-spine up 307 ip link set dev $rp2 up 308 ip link set dev v1 up 309 310 ip address add 192.0.2.2/24 dev $rp2 311 ip address add 192.0.3.2/24 dev v1 312 313 ip route add 10.0.0.1/32 vrf vrf-spine nexthop via 192.0.2.1 314 ip route add 10.0.0.2/32 vrf vrf-spine nexthop via 192.0.3.1 315} 316 317spine_destroy() 318{ 319 ip route del 10.0.0.2/32 vrf vrf-spine nexthop via 192.0.3.1 320 ip route del 10.0.0.1/32 vrf vrf-spine nexthop via 192.0.2.1 321 322 ip address del 192.0.3.2/24 dev v1 323 ip address del 192.0.2.2/24 dev $rp2 324 325 ip link set dev v1 down 326 ip link set dev $rp2 down 327 vrf_destroy "vrf-spine" 328} 329 330ns_h1_create() 331{ 332 hx_create "vrf-h1" w2 10.1.1.102 10.1.1.1 333} 334export -f ns_h1_create 335 336ns_h2_create() 337{ 338 hx_create "vrf-h2" w4 10.1.2.102 10.1.2.1 339} 340export -f ns_h2_create 341 342ns_switch_create() 343{ 344 ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \ 345 mcast_snooping 0 346 ip link set dev br1 up 347 348 ip link set dev v2 up 349 ip address add dev v2 192.0.3.1/24 350 ip route add 10.0.0.1/32 nexthop via 192.0.3.2 351 352 ip link add name vx10 type vxlan id 1010 \ 353 local 10.0.0.2 remote 10.0.0.1 dstport 4789 \ 354 nolearning noudpcsum tos inherit ttl 100 355 ip link set dev vx10 up 356 357 ip link set dev vx10 master br1 358 bridge vlan add vid 10 dev vx10 pvid untagged 359 360 ip link add name vx20 type vxlan id 1020 \ 361 local 10.0.0.2 remote 10.0.0.1 dstport 4789 \ 362 nolearning noudpcsum tos inherit ttl 100 363 ip link set dev vx20 up 364 365 ip link set dev vx20 master br1 366 bridge vlan add vid 20 dev vx20 pvid untagged 367 368 ip link add name vx4001 type vxlan id 104001 \ 369 local 10.0.0.2 dstport 4789 \ 370 nolearning noudpcsum tos inherit ttl 100 371 ip link set dev vx4001 up 372 373 ip link set dev vx4001 master br1 374 bridge vlan add vid 4001 dev vx4001 pvid untagged 375 376 ip link set dev w1 master br1 377 ip link set dev w1 up 378 bridge vlan add vid 10 dev w1 pvid untagged 379 380 ip link set dev w3 master br1 381 ip link set dev w3 up 382 bridge vlan add vid 20 dev w3 pvid untagged 383 384 ip address add 10.0.0.2/32 dev lo 385 386 # Create SVIs 387 vrf_create "vrf-green" 388 ip link set dev vrf-green up 389 390 ip link add link br1 name vlan10 up master vrf-green type vlan id 10 391 ip address add 10.1.1.12/24 dev vlan10 392 ip link add link vlan10 name vlan10-v up master vrf-green \ 393 address 00:00:5e:00:01:01 type macvlan mode private 394 ip address add 10.1.1.1/24 dev vlan10-v 395 396 ip link add link br1 name vlan20 up master vrf-green type vlan id 20 397 ip address add 10.1.2.12/24 dev vlan20 398 ip link add link vlan20 name vlan20-v up master vrf-green \ 399 address 00:00:5e:00:01:01 type macvlan mode private 400 ip address add 10.1.2.1/24 dev vlan20-v 401 402 ip link add link br1 name vlan4001 up master vrf-green \ 403 type vlan id 4001 404 405 bridge vlan add vid 10 dev br1 self 406 bridge vlan add vid 20 dev br1 self 407 bridge vlan add vid 4001 dev br1 self 408 409 bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 10 410 bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 20 411 412 sysctl_set net.ipv4.conf.all.rp_filter 0 413 sysctl_set net.ipv4.conf.vlan10-v.rp_filter 0 414 sysctl_set net.ipv4.conf.vlan20-v.rp_filter 0 415} 416export -f ns_switch_create 417 418ns_init() 419{ 420 ip link add name w1 type veth peer name w2 421 ip link add name w3 type veth peer name w4 422 423 ip link set dev lo up 424 425 ns_h1_create 426 ns_h2_create 427 ns_switch_create 428} 429export -f ns_init 430 431ns1_create() 432{ 433 ip netns add ns1 434 ip link set dev v2 netns ns1 435 in_ns ns1 ns_init 436} 437 438ns1_destroy() 439{ 440 ip netns exec ns1 ip link set dev v2 netns 1 441 ip netns del ns1 442} 443 444__l2_vni_init() 445{ 446 local mac1=$1; shift 447 local mac2=$1; shift 448 local ip1=$1; shift 449 local ip2=$1; shift 450 local dst=$1; shift 451 452 bridge fdb add $mac1 dev vx10 self master extern_learn static \ 453 dst $dst vlan 10 454 bridge fdb add $mac2 dev vx20 self master extern_learn static \ 455 dst $dst vlan 20 456 457 ip neigh add $ip1 lladdr $mac1 nud noarp dev vlan10 \ 458 extern_learn 459 ip neigh add $ip2 lladdr $mac2 nud noarp dev vlan20 \ 460 extern_learn 461} 462export -f __l2_vni_init 463 464l2_vni_init() 465{ 466 local h1_ns_mac=$(in_ns ns1 mac_get w2) 467 local h2_ns_mac=$(in_ns ns1 mac_get w4) 468 local h1_mac=$(mac_get $h1) 469 local h2_mac=$(mac_get $h2) 470 471 __l2_vni_init $h1_ns_mac $h2_ns_mac 10.1.1.102 10.1.2.102 10.0.0.2 472 in_ns ns1 __l2_vni_init $h1_mac $h2_mac 10.1.1.101 10.1.2.101 10.0.0.1 473} 474 475__l3_vni_init() 476{ 477 local mac=$1; shift 478 local vtep_ip=$1; shift 479 local host1_ip=$1; shift 480 local host2_ip=$1; shift 481 482 bridge fdb add $mac dev vx4001 self master extern_learn static \ 483 dst $vtep_ip vlan 4001 484 485 ip neigh add $vtep_ip lladdr $mac nud noarp dev vlan4001 extern_learn 486 487 ip route add $host1_ip/32 vrf vrf-green nexthop via $vtep_ip \ 488 dev vlan4001 onlink 489 ip route add $host2_ip/32 vrf vrf-green nexthop via $vtep_ip \ 490 dev vlan4001 onlink 491} 492export -f __l3_vni_init 493 494l3_vni_init() 495{ 496 local vlan4001_ns_mac=$(in_ns ns1 mac_get vlan4001) 497 local vlan4001_mac=$(mac_get vlan4001) 498 499 __l3_vni_init $vlan4001_ns_mac 10.0.0.2 10.1.1.102 10.1.2.102 500 in_ns ns1 __l3_vni_init $vlan4001_mac 10.0.0.1 10.1.1.101 10.1.2.101 501} 502 503setup_prepare() 504{ 505 h1=${NETIFS[p1]} 506 swp1=${NETIFS[p2]} 507 508 swp2=${NETIFS[p3]} 509 h2=${NETIFS[p4]} 510 511 rp1=${NETIFS[p5]} 512 rp2=${NETIFS[p6]} 513 514 vrf_prepare 515 forwarding_enable 516 517 h1_create 518 h2_create 519 switch_create 520 521 ip link add name v1 type veth peer name v2 522 spine_create 523 ns1_create 524 525 l2_vni_init 526 l3_vni_init 527} 528 529cleanup() 530{ 531 pre_cleanup 532 533 ns1_destroy 534 spine_destroy 535 ip link del dev v1 536 537 switch_destroy 538 h2_destroy 539 h1_destroy 540 541 forwarding_restore 542 vrf_cleanup 543} 544 545ping_ipv4() 546{ 547 ping_test $h1 10.1.2.101 ": local->local vid 10->vid 20" 548 ping_test $h1 10.1.1.102 ": local->remote vid 10->vid 10" 549 ping_test $h2 10.1.2.102 ": local->remote vid 20->vid 20" 550 ping_test $h1 10.1.2.102 ": local->remote vid 10->vid 20" 551 ping_test $h2 10.1.1.102 ": local->remote vid 20->vid 10" 552} 553 554trap cleanup EXIT 555 556setup_prepare 557setup_wait 558 559tests_run 560 561exit $EXIT_STATUS