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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 | #!/bin/bash # SPDX-License-Identifier: GPL-2.0 # +-----------------------+ +------------------------+ # | H1 (vrf) | | H2 (vrf) | # | + $h1.10 | | + $h2.10 | # | | 192.0.2.1/28 | | | 192.0.2.2/28 | # | | | | | | # | | + $h1.20 | | | + $h2.20 | # | \ | 198.51.100.1/24 | | \ | 198.51.100.2/24 | # | \| | | \| | # | + $h1 | | + $h2 | # +----|------------------+ +----|-------------------+ # | | # +----|--------------------------------------------------|-------------------+ # | SW | | | # | +--|--------------------------------------------------|-----------------+ | # | | + $swp1 BR1 (802.1ad) + $swp2 | | # | | vid 100 pvid untagged vid 100 pvid | | # | | untagged | | # | | + vx100 (vxlan) | | # | | local 192.0.2.17 | | # | | remote 192.0.2.34 192.0.2.50 | | # | | id 1000 dstport $VXPORT | | # | | vid 100 pvid untagged | | # | +-----------------------------------------------------------------------+ | # | | # | 192.0.2.32/28 via 192.0.2.18 | # | 192.0.2.48/28 via 192.0.2.18 | # | | # | + $rp1 | # | | 192.0.2.17/28 | # +----|----------------------------------------------------------------------+ # | # +----|--------------------------------------------------------+ # | | VRP2 (vrf) | # | + $rp2 | # | 192.0.2.18/28 | # | | (maybe) HW # ============================================================================= # | | (likely) SW # | + v1 (veth) + v3 (veth) | # | | 192.0.2.33/28 | 192.0.2.49/28 | # +----|---------------------------------------|----------------+ # | | # +----|------------------------------+ +----|------------------------------+ # | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) | # | 192.0.2.34/28 | | 192.0.2.50/28 | # | | | | # | 192.0.2.16/28 via 192.0.2.33 | | 192.0.2.16/28 via 192.0.2.49 | # | 192.0.2.50/32 via 192.0.2.33 | | 192.0.2.34/32 via 192.0.2.49 | # | | | | # | +-------------------------------+ | | +-------------------------------+ | # | | BR2 (802.1ad) | | | | BR2 (802.1ad) | | # | | + vx100 (vxlan) | | | | + vx100 (vxlan) | | # | | local 192.0.2.34 | | | | local 192.0.2.50 | | # | | remote 192.0.2.17 | | | | remote 192.0.2.17 | | # | | remote 192.0.2.50 | | | | remote 192.0.2.34 | | # | | id 1000 dstport $VXPORT | | | | id 1000 dstport $VXPORT | | # | | vid 100 pvid untagged | | | | vid 100 pvid untagged | | # | | | | | | | | # | | + w1 (veth) | | | | + w1 (veth) | | # | | | vid 100 pvid untagged | | | | | vid 100 pvid untagged | | # | +--|----------------------------+ | | +--|----------------------------+ | # | | | | | | # | +--|----------------------------+ | | +--|----------------------------+ | # | | | VW2 (vrf) | | | | | VW2 (vrf) | | # | | + w2 (veth) | | | | + w2 (veth) | | # | | |\ | | | | |\ | | # | | | + w2.10 | | | | | + w2.10 | | # | | | 192.0.2.3/28 | | | | | 192.0.2.4/28 | | # | | | | | | | | | | # | | + w2.20 | | | | + w2.20 | | # | | 198.51.100.3/24 | | | | 198.51.100.4/24 | | # | +-------------------------------+ | | +-------------------------------+ | # +-----------------------------------+ +-----------------------------------+ : ${VXPORT:=4789} export VXPORT : ${ALL_TESTS:=" ping_ipv4 "} NUM_NETIFS=6 source lib.sh h1_create() { simple_if_init $h1 tc qdisc add dev $h1 clsact vlan_create $h1 10 v$h1 192.0.2.1/28 vlan_create $h1 20 v$h1 198.51.100.1/24 } h1_destroy() { vlan_destroy $h1 20 vlan_destroy $h1 10 tc qdisc del dev $h1 clsact simple_if_fini $h1 } h2_create() { simple_if_init $h2 tc qdisc add dev $h2 clsact vlan_create $h2 10 v$h2 192.0.2.2/28 vlan_create $h2 20 v$h2 198.51.100.2/24 } h2_destroy() { vlan_destroy $h2 20 vlan_destroy $h2 10 tc qdisc del dev $h2 clsact simple_if_fini $h2 } rp1_set_addr() { ip address add dev $rp1 192.0.2.17/28 ip route add 192.0.2.32/28 nexthop via 192.0.2.18 ip route add 192.0.2.48/28 nexthop via 192.0.2.18 } rp1_unset_addr() { ip route del 192.0.2.48/28 nexthop via 192.0.2.18 ip route del 192.0.2.32/28 nexthop via 192.0.2.18 ip address del dev $rp1 192.0.2.17/28 } switch_create() { ip link add name br1 type bridge vlan_filtering 1 vlan_protocol 802.1ad \ vlan_default_pvid 0 mcast_snooping 0 # Make sure the bridge uses the MAC address of the local port and not # that of the VxLAN's device. ip link set dev br1 address $(mac_get $swp1) ip link set dev br1 up ip link set dev $rp1 up rp1_set_addr ip link add name vx100 type vxlan id 1000 \ local 192.0.2.17 dstport "$VXPORT" \ nolearning noudpcsum tos inherit ttl 100 ip link set dev vx100 up ip link set dev vx100 master br1 bridge vlan add vid 100 dev vx100 pvid untagged ip link set dev $swp1 master br1 ip link set dev $swp1 up bridge vlan add vid 100 dev $swp1 pvid untagged ip link set dev $swp2 master br1 ip link set dev $swp2 up bridge vlan add vid 100 dev $swp2 pvid untagged bridge fdb append dev vx100 00:00:00:00:00:00 dst 192.0.2.34 self bridge fdb append dev vx100 00:00:00:00:00:00 dst 192.0.2.50 self } switch_destroy() { bridge fdb del dev vx100 00:00:00:00:00:00 dst 192.0.2.50 self bridge fdb del dev vx100 00:00:00:00:00:00 dst 192.0.2.34 self bridge vlan del vid 100 dev $swp2 ip link set dev $swp2 down ip link set dev $swp2 nomaster bridge vlan del vid 100 dev $swp1 ip link set dev $swp1 down ip link set dev $swp1 nomaster ip link set dev vx100 nomaster ip link set dev vx100 down ip link del dev vx100 rp1_unset_addr ip link set dev $rp1 down ip link set dev br1 down ip link del dev br1 } vrp2_create() { simple_if_init $rp2 192.0.2.18/28 __simple_if_init v1 v$rp2 192.0.2.33/28 __simple_if_init v3 v$rp2 192.0.2.49/28 tc qdisc add dev v1 clsact } vrp2_destroy() { tc qdisc del dev v1 clsact __simple_if_fini v3 192.0.2.49/28 __simple_if_fini v1 192.0.2.33/28 simple_if_fini $rp2 192.0.2.18/28 } ns_init_common() { local in_if=$1; shift local in_addr=$1; shift local other_in_addr=$1; shift local nh_addr=$1; shift local host_addr1=$1; shift local host_addr2=$1; shift ip link set dev $in_if up ip address add dev $in_if $in_addr/28 tc qdisc add dev $in_if clsact ip link add name br2 type bridge vlan_filtering 1 vlan_protocol 802.1ad \ vlan_default_pvid 0 ip link set dev br2 up ip link add name w1 type veth peer name w2 ip link set dev w1 master br2 ip link set dev w1 up bridge vlan add vid 100 dev w1 pvid untagged ip link add name vx100 type vxlan id 1000 local $in_addr \ dstport "$VXPORT" ip link set dev vx100 up bridge fdb append dev vx100 00:00:00:00:00:00 dst 192.0.2.17 self bridge fdb append dev vx100 00:00:00:00:00:00 dst $other_in_addr self ip link set dev vx100 master br2 tc qdisc add dev vx100 clsact bridge vlan add vid 100 dev vx100 pvid untagged simple_if_init w2 vlan_create w2 10 vw2 $host_addr1/28 vlan_create w2 20 vw2 $host_addr2/24 ip route add 192.0.2.16/28 nexthop via $nh_addr ip route add $other_in_addr/32 nexthop via $nh_addr } export -f ns_init_common ns1_create() { ip netns add ns1 ip link set dev v2 netns ns1 in_ns ns1 \ ns_init_common v2 192.0.2.34 192.0.2.50 192.0.2.33 \ 192.0.2.3 198.51.100.3 } ns1_destroy() { ip netns exec ns1 ip link set dev v2 netns 1 ip netns del ns1 } ns2_create() { ip netns add ns2 ip link set dev v4 netns ns2 in_ns ns2 \ ns_init_common v4 192.0.2.50 192.0.2.34 192.0.2.49 \ 192.0.2.4 198.51.100.4 } ns2_destroy() { ip netns exec ns2 ip link set dev v4 netns 1 ip netns del ns2 } setup_prepare() { h1=${NETIFS[p1]} swp1=${NETIFS[p2]} swp2=${NETIFS[p3]} h2=${NETIFS[p4]} rp1=${NETIFS[p5]} rp2=${NETIFS[p6]} vrf_prepare forwarding_enable h1_create h2_create switch_create ip link add name v1 type veth peer name v2 ip link add name v3 type veth peer name v4 vrp2_create ns1_create ns2_create r1_mac=$(in_ns ns1 mac_get w2) r2_mac=$(in_ns ns2 mac_get w2) h2_mac=$(mac_get $h2) } cleanup() { pre_cleanup ns2_destroy ns1_destroy vrp2_destroy ip link del dev v3 ip link del dev v1 switch_destroy h2_destroy h1_destroy forwarding_restore vrf_cleanup } ping_ipv4() { ping_test $h1 192.0.2.2 ": local->local" ping_test $h1 192.0.2.3 ": local->remote 1" ping_test $h1 192.0.2.4 ": local->remote 2" } test_all() { echo "Running tests with UDP port $VXPORT" tests_run } trap cleanup EXIT setup_prepare setup_wait test_all exit $EXIT_STATUS |