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 / dual_vxlan_bridge.sh
at v6.5-rc5 367 lines 12 kB view raw
1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4# +--------------------+ +----------------------+ 5# | H1 (vrf) | | H2 (vrf) | 6# | + h1.10 | | + h2.20 | 7# | | 192.0.2.1/28 | | | 192.0.2.2/28 | 8# | | | | | | 9# | + $h1 | | + $h2 | 10# | | | | | | 11# +----|---------------+ +--|-------------------+ 12# | | 13# +----|--------------------------------------------------|--------------------+ 14# | SW | | | 15# | +--|-------------------------------+ +----------------|------------------+ | 16# | | + $swp1 BR1 (802.1ad) | | BR2 (802.1d) + $swp2 | | 17# | | vid 100 pvid untagged | | | | | 18# | | | | + $swp2.20 | | 19# | | | | | | 20# | | + vx100 (vxlan) | | + vx200 (vxlan) | | 21# | | local 192.0.2.17 | | local 192.0.2.17 | | 22# | | remote 192.0.2.34 | | remote 192.0.2.50 | | 23# | | id 1000 dstport $VXPORT | | id 2000 dstport $VXPORT | | 24# | | vid 100 pvid untagged | | | | 25# | +--------------------------------- + +-----------------------------------+ | 26# | | 27# | 192.0.2.32/28 via 192.0.2.18 | 28# | 192.0.2.48/28 via 192.0.2.18 | 29# | | 30# | + $rp1 | 31# | | 192.0.2.17/28 | 32# +----|-----------------------------------------------------------------------+ 33# | 34# +----|--------------------------------------------------------+ 35# | | VRP2 (vrf) | 36# | + $rp2 | 37# | 192.0.2.18/28 | 38# | | (maybe) HW 39# ============================================================================= 40# | | (likely) SW 41# | + v1 (veth) + v3 (veth) | 42# | | 192.0.2.33/28 | 192.0.2.49/28 | 43# +----|---------------------------------------|----------------+ 44# | | 45# +----|------------------------------+ +----|------------------------------+ 46# | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) | 47# | 192.0.2.34/28 | | 192.0.2.50/28 | 48# | | | | 49# | 192.0.2.16/28 via 192.0.2.33 | | 192.0.2.16/28 via 192.0.2.49 | 50# | 192.0.2.50/32 via 192.0.2.33 | | 192.0.2.34/32 via 192.0.2.49 | 51# | | | | 52# | +-------------------------------+ | | +-------------------------------+ | 53# | | BR3 (802.1ad) | | | | BR3 (802.1d) | | 54# | | + vx100 (vxlan) | | | | + vx200 (vxlan) | | 55# | | local 192.0.2.34 | | | | local 192.0.2.50 | | 56# | | remote 192.0.2.17 | | | | remote 192.0.2.17 | | 57# | | remote 192.0.2.50 | | | | remote 192.0.2.34 | | 58# | | id 1000 dstport $VXPORT | | | | id 2000 dstport $VXPORT | | 59# | | vid 100 pvid untagged | | | | | | 60# | | | | | | + w1.20 | | 61# | | | | | | | | | 62# | | + w1 (veth) | | | | + w1 (veth) | | 63# | | | vid 100 pvid untagged | | | | | | | 64# | +--|----------------------------+ | | +--|----------------------------+ | 65# | | | | | | 66# | +--|----------------------------+ | | +--|----------------------------+ | 67# | | | VW2 (vrf) | | | | | VW2 (vrf) | | 68# | | + w2 (veth) | | | | + w2 (veth) | | 69# | | | | | | | | | | 70# | | | | | | | | | | 71# | | + w2.10 | | | | + w2.20 | | 72# | | 192.0.2.3/28 | | | | 192.0.2.4/28 | | 73# | +-------------------------------+ | | +-------------------------------+ | 74# +-----------------------------------+ +-----------------------------------+ 75 76: ${VXPORT:=4789} 77export VXPORT 78 79: ${ALL_TESTS:=" 80 ping_ipv4 81 "} 82 83NUM_NETIFS=6 84source lib.sh 85 86h1_create() 87{ 88 simple_if_init $h1 89 tc qdisc add dev $h1 clsact 90 vlan_create $h1 10 v$h1 192.0.2.1/28 91} 92 93h1_destroy() 94{ 95 vlan_destroy $h1 10 96 tc qdisc del dev $h1 clsact 97 simple_if_fini $h1 98} 99 100h2_create() 101{ 102 simple_if_init $h2 103 tc qdisc add dev $h2 clsact 104 vlan_create $h2 20 v$h2 192.0.2.2/28 105} 106 107h2_destroy() 108{ 109 vlan_destroy $h2 20 110 tc qdisc del dev $h2 clsact 111 simple_if_fini $h2 112} 113 114rp1_set_addr() 115{ 116 ip address add dev $rp1 192.0.2.17/28 117 118 ip route add 192.0.2.32/28 nexthop via 192.0.2.18 119 ip route add 192.0.2.48/28 nexthop via 192.0.2.18 120} 121 122rp1_unset_addr() 123{ 124 ip route del 192.0.2.48/28 nexthop via 192.0.2.18 125 ip route del 192.0.2.32/28 nexthop via 192.0.2.18 126 127 ip address del dev $rp1 192.0.2.17/28 128} 129 130switch_create() 131{ 132 #### BR1 #### 133 ip link add name br1 type bridge vlan_filtering 1 \ 134 vlan_protocol 802.1ad vlan_default_pvid 0 mcast_snooping 0 135 ip link set dev br1 addrgenmode none 136 # Make sure the bridge uses the MAC address of the local port and not 137 # that of the VxLAN's device. 138 ip link set dev br1 address $(mac_get $swp1) 139 ip link set dev br1 up 140 141 #### BR2 #### 142 ip link add name br2 type bridge vlan_filtering 0 mcast_snooping 0 143 # Make sure the bridge uses the MAC address of the local port and not 144 # that of the VxLAN's device. 145 ip link set dev br2 address $(mac_get $swp2) 146 ip link set dev br2 up 147 148 ip link set dev $rp1 up 149 rp1_set_addr 150 151 #### VX100 #### 152 ip link add name vx100 type vxlan id 1000 local 192.0.2.17 \ 153 dstport "$VXPORT" nolearning noudpcsum tos inherit ttl 100 154 ip link set dev vx100 up 155 156 ip link set dev vx100 master br1 157 bridge vlan add vid 100 dev vx100 pvid untagged 158 159 ip link set dev $swp1 master br1 160 ip link set dev $swp1 up 161 bridge vlan add vid 100 dev $swp1 pvid untagged 162 163 #### VX200 #### 164 ip link add name vx200 type vxlan id 2000 local 192.0.2.17 \ 165 dstport "$VXPORT" nolearning noudpcsum tos inherit ttl 100 166 ip link set dev vx200 up 167 168 ip link set dev vx200 master br2 169 170 ip link set dev $swp2 up 171 ip link add name $swp2.20 link $swp2 type vlan id 20 172 ip link set dev $swp2.20 master br2 173 ip link set dev $swp2.20 up 174 175 bridge fdb append dev vx100 00:00:00:00:00:00 dst 192.0.2.34 self 176 bridge fdb append dev vx200 00:00:00:00:00:00 dst 192.0.2.50 self 177} 178 179switch_destroy() 180{ 181 bridge fdb del dev vx200 00:00:00:00:00:00 dst 192.0.2.50 self 182 bridge fdb del dev vx100 00:00:00:00:00:00 dst 192.0.2.34 self 183 184 ip link set dev vx200 nomaster 185 ip link set dev vx200 down 186 ip link del dev vx200 187 188 ip link del dev $swp2.20 189 ip link set dev $swp2 down 190 ip link set dev $swp2 nomaster 191 192 bridge vlan del vid 100 dev $swp1 193 ip link set dev $swp1 down 194 ip link set dev $swp1 nomaster 195 196 ip link set dev vx100 nomaster 197 ip link set dev vx100 down 198 ip link del dev vx100 199 200 rp1_unset_addr 201 ip link set dev $rp1 down 202 203 ip link set dev br2 down 204 ip link del dev br2 205 206 ip link set dev br1 down 207 ip link del dev br1 208} 209 210vrp2_create() 211{ 212 simple_if_init $rp2 192.0.2.18/28 213 __simple_if_init v1 v$rp2 192.0.2.33/28 214 __simple_if_init v3 v$rp2 192.0.2.49/28 215 tc qdisc add dev v1 clsact 216} 217 218vrp2_destroy() 219{ 220 tc qdisc del dev v1 clsact 221 __simple_if_fini v3 192.0.2.49/28 222 __simple_if_fini v1 192.0.2.33/28 223 simple_if_fini $rp2 192.0.2.18/28 224} 225 226ns_init_common() 227{ 228 local in_if=$1; shift 229 local in_addr=$1; shift 230 local other_in_addr=$1; shift 231 local vxlan_name=$1; shift 232 local vxlan_id=$1; shift 233 local vlan_id=$1; shift 234 local host_addr=$1; shift 235 local nh_addr=$1; shift 236 237 ip link set dev $in_if up 238 ip address add dev $in_if $in_addr/28 239 tc qdisc add dev $in_if clsact 240 241 ip link add name br3 type bridge vlan_filtering 0 242 ip link set dev br3 up 243 244 ip link add name w1 type veth peer name w2 245 246 ip link set dev w1 master br3 247 ip link set dev w1 up 248 249 ip link add name $vxlan_name type vxlan id $vxlan_id local $in_addr \ 250 dstport "$VXPORT" 251 ip link set dev $vxlan_name up 252 bridge fdb append dev $vxlan_name 00:00:00:00:00:00 dst 192.0.2.17 self 253 bridge fdb append dev $vxlan_name 00:00:00:00:00:00 dst $other_in_addr self 254 255 ip link set dev $vxlan_name master br3 256 tc qdisc add dev $vxlan_name clsact 257 258 simple_if_init w2 259 vlan_create w2 $vlan_id vw2 $host_addr/28 260 261 ip route add 192.0.2.16/28 nexthop via $nh_addr 262 ip route add $other_in_addr/32 nexthop via $nh_addr 263} 264export -f ns_init_common 265 266ns1_create() 267{ 268 ip netns add ns1 269 ip link set dev v2 netns ns1 270 in_ns ns1 \ 271 ns_init_common v2 192.0.2.34 192.0.2.50 vx100 1000 10 192.0.2.3 \ 272 192.0.2.33 273 274 in_ns ns1 bridge vlan add vid 100 dev vx100 pvid untagged 275} 276 277ns1_destroy() 278{ 279 ip netns exec ns1 ip link set dev v2 netns 1 280 ip netns del ns1 281} 282 283ns2_create() 284{ 285 ip netns add ns2 286 ip link set dev v4 netns ns2 287 in_ns ns2 \ 288 ns_init_common v4 192.0.2.50 192.0.2.34 vx200 2000 20 192.0.2.4 \ 289 192.0.2.49 290 291 in_ns ns2 ip link add name w1.20 link w1 type vlan id 20 292 in_ns ns2 ip link set dev w1.20 master br3 293 in_ns ns2 ip link set dev w1.20 up 294} 295 296ns2_destroy() 297{ 298 ip netns exec ns2 ip link set dev v4 netns 1 299 ip netns del ns2 300} 301 302setup_prepare() 303{ 304 h1=${NETIFS[p1]} 305 swp1=${NETIFS[p2]} 306 307 swp2=${NETIFS[p3]} 308 h2=${NETIFS[p4]} 309 310 rp1=${NETIFS[p5]} 311 rp2=${NETIFS[p6]} 312 313 vrf_prepare 314 forwarding_enable 315 316 h1_create 317 h2_create 318 switch_create 319 320 ip link add name v1 type veth peer name v2 321 ip link add name v3 type veth peer name v4 322 vrp2_create 323 ns1_create 324 ns2_create 325 326 r1_mac=$(in_ns ns1 mac_get w2) 327 r2_mac=$(in_ns ns2 mac_get w2) 328 h2_mac=$(mac_get $h2) 329} 330 331cleanup() 332{ 333 pre_cleanup 334 335 ns2_destroy 336 ns1_destroy 337 vrp2_destroy 338 ip link del dev v3 339 ip link del dev v1 340 341 switch_destroy 342 h2_destroy 343 h1_destroy 344 345 forwarding_restore 346 vrf_cleanup 347} 348 349ping_ipv4() 350{ 351 ping_test $h1 192.0.2.3 ": local->remote 1 through VxLAN with an 802.1ad bridge" 352 ping_test $h2 192.0.2.4 ": local->remote 2 through VxLAN with an 802.1d bridge" 353} 354 355test_all() 356{ 357 echo "Running tests with UDP port $VXPORT" 358 tests_run 359} 360 361trap cleanup EXIT 362 363setup_prepare 364setup_wait 365test_all 366 367exit $EXIT_STATUS