tests/system-traffic.at

   1 AT_BANNER([datapath-sanity])
   2
   3 AT_SETUP([datapath - ping between two ports])
   4 OVS_TRAFFIC_VSWITCHD_START()
   5
   6 AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
   7
   8 ADD_NAMESPACES(at_ns0, at_ns1)
   9
  10 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
  11 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
  12
  13 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
  14 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  15 ])
  16 NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
  17 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  18 ])
  19 NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
  20 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  21 ])
  22
  23 OVS_TRAFFIC_VSWITCHD_STOP
  24 AT_CLEANUP
  25
  26 AT_SETUP([datapath - ping between two ports on vlan])
  27 OVS_TRAFFIC_VSWITCHD_START()
  28
  29 AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
  30
  31 ADD_NAMESPACES(at_ns0, at_ns1)
  32
  33 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
  34 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
  35
  36 ADD_VLAN(p0, at_ns0, 100, "10.2.2.1/24")
  37 ADD_VLAN(p1, at_ns1, 100, "10.2.2.2/24")
  38
  39 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
  40 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  41 ])
  42 NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
  43 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  44 ])
  45 NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
  46 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  47 ])
  48
  49 OVS_TRAFFIC_VSWITCHD_STOP
  50 AT_CLEANUP
  51
  52 AT_SETUP([datapath - ping6 between two ports])
  53 OVS_TRAFFIC_VSWITCHD_START()
  54
  55 AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
  56
  57 ADD_NAMESPACES(at_ns0, at_ns1)
  58
  59 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
  60 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
  61
  62 dnl Without this sleep, we get occasional failures due to the following error:
  63 dnl "connect: Cannot assign requested address"
  64 sleep 2;
  65
  66 NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
  67 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  68 ])
  69 NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
  70 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  71 ])
  72 NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
  73 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  74 ])
  75
  76 OVS_TRAFFIC_VSWITCHD_STOP
  77 AT_CLEANUP
  78
  79 AT_SETUP([datapath - ping6 between two ports on vlan])
  80 OVS_TRAFFIC_VSWITCHD_START()
  81
  82 AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
  83
  84 ADD_NAMESPACES(at_ns0, at_ns1)
  85
  86 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
  87 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
  88
  89 ADD_VLAN(p0, at_ns0, 100, "fc00:1::1/96")
  90 ADD_VLAN(p1, at_ns1, 100, "fc00:1::2/96")
  91
  92 dnl Without this sleep, we get occasional failures due to the following error:
  93 dnl "connect: Cannot assign requested address"
  94 sleep 2;
  95
  96 NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
  97 3 packets transmitted, 3 received, 0% packet loss, time 0ms
  98 ])
  99 NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
 100 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 101 ])
 102 NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00:1::2 | FORMAT_PING], [0], [dnl
 103 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 104 ])
 105
 106 OVS_TRAFFIC_VSWITCHD_STOP
 107 AT_CLEANUP
 108
 109 AT_SETUP([datapath - ping over vxlan tunnel])
 110 OVS_CHECK_VXLAN()
 111
 112 OVS_TRAFFIC_VSWITCHD_START()
 113 ADD_BR([br-underlay])
 114
 115 AT_CHECK([ovs-ofctl add-flow br0 "actions=normal"])
 116 AT_CHECK([ovs-ofctl add-flow br-underlay "actions=normal"])
 117
 118 ADD_NAMESPACES(at_ns0)
 119
 120 dnl Set up underlay link from host into the namespace using veth pair.
 121 ADD_VETH(p0, at_ns0, br-underlay, "172.31.1.1/24")
 122 AT_CHECK([ip addr add dev br-underlay "172.31.1.100/24"])
 123 AT_CHECK([ip link set dev br-underlay up])
 124
 125 dnl Set up tunnel endpoints on OVS outside the namespace and with a native
 126 dnl linux device inside the namespace.
 127 ADD_OVS_TUNNEL([vxlan], [br0], [at_vxlan0], [172.31.1.1], [10.1.1.100/24])
 128 ADD_NATIVE_TUNNEL([vxlan], [at_vxlan1], [at_ns0], [172.31.1.100], [10.1.1.1/24],
 129                   [id 0 dstport 4789])
 130
 131 dnl First, check the underlay
 132 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 172.31.1.100 | FORMAT_PING], [0], [dnl
 133 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 134 ])
 135
 136 dnl Okay, now check the overlay with different packet sizes
 137 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
 138 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 139 ])
 140 NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
 141 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 142 ])
 143 NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
 144 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 145 ])
 146
 147 OVS_TRAFFIC_VSWITCHD_STOP
 148 AT_CLEANUP
 149
 150 AT_SETUP([conntrack - controller])
 151 CHECK_CONNTRACK()
 152 OVS_TRAFFIC_VSWITCHD_START()
 153
 154 ADD_NAMESPACES(at_ns0, at_ns1)
 155
 156 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 157 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 158
 159 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 160 AT_DATA([flows.txt], [dnl
 161 priority=1,action=drop
 162 priority=10,arp,action=normal
 163 priority=100,in_port=1,udp,action=ct(commit),controller
 164 priority=100,in_port=2,ct_state=-trk,udp,action=ct(table=0)
 165 priority=100,in_port=2,ct_state=+trk+est,udp,action=controller
 166 ])
 167
 168 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 169
 170 AT_CAPTURE_FILE([ofctl_monitor.log])
 171 AT_CHECK([ovs-ofctl monitor br0 65534 invalid_ttl --detach --no-chdir --pidfile 2> ofctl_monitor.log])
 172
 173 dnl Send an unsolicited reply from port 2. This should be dropped.
 174 AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) '50540000000a50540000000908004500001c00000000001100000a0101020a0101010002000100080000'])
 175
 176 dnl OK, now start a new connection from port 1.
 177 AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 1 ct\(commit\),controller '50540000000a50540000000908004500001c00000000001100000a0101010a0101020001000200080000'])
 178
 179 dnl Now try a reply from port 2.
 180 AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) '50540000000a50540000000908004500001c00000000001100000a0101020a0101010002000100080000'])
 181
 182 dnl Check this output. We only see the latter two packets, not the first.
 183 AT_CHECK([cat ofctl_monitor.log], [0], [dnl
 184 NXT_PACKET_IN (xid=0x0): total_len=42 in_port=1 (via action) data_len=42 (unbuffered)
 185 udp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10.1.1.1,nw_dst=10.1.1.2,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=1,tp_dst=2 udp_csum:0
 186 NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=42 ct_state=est|rpl|trk,in_port=2 (via action) data_len=42 (unbuffered)
 187 udp,vlan_tci=0x0000,dl_src=50:54:00:00:00:09,dl_dst=50:54:00:00:00:0a,nw_src=10.1.1.2,nw_dst=10.1.1.1,nw_tos=0,nw_ecn=0,nw_ttl=0,tp_src=2,tp_dst=1 udp_csum:0
 188 ])
 189
 190 OVS_TRAFFIC_VSWITCHD_STOP
 191 AT_CLEANUP
 192
 193 AT_SETUP([conntrack - IPv4 HTTP])
 194 CHECK_CONNTRACK()
 195 OVS_TRAFFIC_VSWITCHD_START()
 196
 197 ADD_NAMESPACES(at_ns0, at_ns1)
 198
 199 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 200 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 201
 202 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 203 AT_DATA([flows.txt], [dnl
 204 priority=1,action=drop
 205 priority=10,arp,action=normal
 206 priority=10,icmp,action=normal
 207 priority=100,in_port=1,tcp,action=ct(commit),2
 208 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
 209 priority=100,in_port=2,ct_state=+trk+est,tcp,action=1
 210 ])
 211
 212 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 213
 214 dnl Basic connectivity check.
 215 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 >/dev/null])
 216
 217 dnl HTTP requests from ns0->ns1 should work fine.
 218 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 219 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 220
 221 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
 222 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
 223 ])
 224
 225 dnl HTTP requests from ns1->ns0 should fail due to network failure.
 226 dnl Try 3 times, in 1 second intervals.
 227 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 228 NS_CHECK_EXEC([at_ns1], [wget 10.1.1.1 -t 3 -T 1 -v -o wget1.log], [4])
 229
 230 OVS_TRAFFIC_VSWITCHD_STOP
 231 AT_CLEANUP
 232
 233 AT_SETUP([conntrack - IPv6 HTTP])
 234 CHECK_CONNTRACK()
 235 OVS_TRAFFIC_VSWITCHD_START()
 236
 237 ADD_NAMESPACES(at_ns0, at_ns1)
 238
 239 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
 240 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
 241
 242 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 243 AT_DATA([flows.txt], [dnl
 244 priority=1,action=drop
 245 priority=10,icmp6,action=normal
 246 priority=100,in_port=1,tcp6,action=ct(commit),2
 247 priority=100,in_port=2,ct_state=-trk,tcp6,action=ct(table=0)
 248 priority=100,in_port=2,ct_state=+trk+est,tcp6,action=1
 249 ])
 250
 251 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 252
 253 dnl Without this sleep, we get occasional failures due to the following error:
 254 dnl "connect: Cannot assign requested address"
 255 sleep 2;
 256
 257 dnl HTTP requests from ns0->ns1 should work fine.
 258 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py http6]], [http0.pid])
 259
 260 NS_CHECK_EXEC([at_ns0], [wget http://[[fc00::2]] -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 261
 262 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(fc00::2)], [0], [dnl
 263 tcp,orig=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),reply=(src=fc00::2,dst=fc00::1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
 264 ])
 265
 266 dnl HTTP requests from ns1->ns0 should fail due to network failure.
 267 dnl Try 3 times, in 1 second intervals.
 268 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py http6]], [http1.pid])
 269 NS_CHECK_EXEC([at_ns1], [wget http://[[fc00::1]] -t 3 -T 1 -v -o wget1.log], [4])
 270
 271 OVS_TRAFFIC_VSWITCHD_STOP
 272 AT_CLEANUP
 273
 274 AT_SETUP([conntrack - commit, recirc])
 275 CHECK_CONNTRACK()
 276 OVS_TRAFFIC_VSWITCHD_START()
 277
 278 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 279
 280 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 281 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 282 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 283 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 284
 285 dnl Allow any traffic from ns0->ns1, ns2->ns3.
 286 AT_DATA([flows.txt], [dnl
 287 priority=1,action=drop
 288 priority=10,arp,action=normal
 289 priority=10,icmp,action=normal
 290 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(commit,table=0)
 291 priority=100,in_port=1,tcp,ct_state=+trk,action=2
 292 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
 293 priority=100,in_port=2,tcp,ct_state=+trk,action=1
 294 priority=100,in_port=3,tcp,ct_state=-trk,action=set_field:0->metadata,ct(table=0)
 295 priority=100,in_port=3,tcp,ct_state=+trk,metadata=0,action=set_field:1->metadata,ct(commit,table=0)
 296 priority=100,in_port=3,tcp,ct_state=+trk,metadata=1,action=4
 297 priority=100,in_port=4,tcp,ct_state=-trk,action=ct(commit,table=0)
 298 priority=100,in_port=4,tcp,ct_state=+trk,action=3
 299 ])
 300
 301 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 302
 303 dnl HTTP requests from p0->p1 should work fine.
 304 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 305 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 306
 307 dnl HTTP requests from p2->p3 should work fine.
 308 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 309 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 --retry-connrefused -v -o wget1.log])
 310
 311 OVS_TRAFFIC_VSWITCHD_STOP
 312 AT_CLEANUP
 313
 314 AT_SETUP([conntrack - preserve registers])
 315 CHECK_CONNTRACK()
 316 OVS_TRAFFIC_VSWITCHD_START()
 317
 318 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 319
 320 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 321 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 322 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 323 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 324
 325 dnl Allow any traffic from ns0->ns1, ns2->ns3.
 326 AT_DATA([flows.txt], [dnl
 327 priority=1,action=drop
 328 priority=10,arp,action=normal
 329 priority=10,icmp,action=normal
 330 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(commit,table=0)
 331 priority=100,in_port=1,tcp,ct_state=+trk,action=2
 332 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
 333 priority=100,in_port=2,tcp,ct_state=+trk,action=1
 334 priority=100,in_port=3,tcp,ct_state=-trk,action=load:0->NXM_NX_REG0[[]],ct(table=0)
 335 priority=100,in_port=3,tcp,ct_state=+trk,reg0=0,action=load:1->NXM_NX_REG0[[]],ct(commit,table=0)
 336 priority=100,in_port=3,tcp,ct_state=+trk,reg0=1,action=4
 337 priority=100,in_port=4,tcp,ct_state=-trk,action=ct(commit,table=0)
 338 priority=100,in_port=4,tcp,ct_state=+trk,action=3
 339 ])
 340
 341 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 342
 343 dnl HTTP requests from p0->p1 should work fine.
 344 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 345 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 346
 347 dnl HTTP requests from p2->p3 should work fine.
 348 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 349 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 --retry-connrefused -v -o wget1.log])
 350
 351 OVS_TRAFFIC_VSWITCHD_STOP
 352 AT_CLEANUP
 353
 354 AT_SETUP([conntrack - invalid])
 355 CHECK_CONNTRACK()
 356 OVS_TRAFFIC_VSWITCHD_START()
 357
 358 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 359
 360 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 361 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 362 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 363 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 364
 365 dnl Pass traffic from ns0->ns1 without committing, but attempt to track in
 366 dnl the opposite direction. This should fail.
 367 dnl Pass traffic from ns3->ns4 without committing, and this time match
 368 dnl invalid traffic and allow it through.
 369 AT_DATA([flows.txt], [dnl
 370 priority=1,action=drop
 371 priority=10,arp,action=normal
 372 priority=10,icmp,action=normal
 373 priority=100,in_port=1,tcp,action=ct(),2
 374 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
 375 priority=100,in_port=2,ct_state=+trk+new,tcp,action=1
 376 priority=100,in_port=3,tcp,action=ct(),4
 377 priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
 378 priority=100,in_port=4,ct_state=+trk+inv,tcp,action=3
 379 priority=100,in_port=4,ct_state=+trk+new,tcp,action=3
 380 ])
 381
 382 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 383
 384 dnl We set up our rules to allow the request without committing. The return
 385 dnl traffic can't be identified, because the initial request wasn't committed.
 386 dnl For the first pair of ports, this means that the connection fails.
 387 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 388 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log], [4])
 389
 390 dnl For the second pair, we allow packets from invalid connections, so it works.
 391 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 392 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 --retry-connrefused -v -o wget1.log])
 393
 394 OVS_TRAFFIC_VSWITCHD_STOP
 395 AT_CLEANUP
 396
 397 AT_SETUP([conntrack - zones])
 398 CHECK_CONNTRACK()
 399 OVS_TRAFFIC_VSWITCHD_START()
 400
 401 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 402
 403 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 404 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 405 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 406 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 407
 408 dnl Allow any traffic from ns0->ns1. Allow return traffic, matching on zone.
 409 dnl For ns2->ns3, use a different zone and see that the match fails.
 410 AT_DATA([flows.txt], [dnl
 411 priority=1,action=drop
 412 priority=10,arp,action=normal
 413 priority=10,icmp,action=normal
 414 priority=100,in_port=1,tcp,action=ct(commit,zone=1),2
 415 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0,zone=1)
 416 priority=100,in_port=2,ct_state=+trk,ct_zone=1,tcp,action=1
 417 priority=100,in_port=3,tcp,action=ct(commit,zone=2),4
 418 priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0,zone=2)
 419 priority=100,in_port=4,ct_state=+trk,ct_zone=1,tcp,action=3
 420 ])
 421
 422 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 423
 424 dnl HTTP requests from p0->p1 should work fine.
 425 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 426 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 427
 428 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
 429 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
 430 ])
 431
 432 dnl HTTP requests from p2->p3 should fail due to network failure.
 433 dnl Try 3 times, in 1 second intervals.
 434 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 435 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
 436
 437 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
 438 tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=ESTABLISHED)
 439 ])
 440
 441 OVS_TRAFFIC_VSWITCHD_STOP
 442 AT_CLEANUP
 443
 444 AT_SETUP([conntrack - zones from field])
 445 CHECK_CONNTRACK()
 446 OVS_TRAFFIC_VSWITCHD_START()
 447
 448 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 449
 450 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 451 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 452 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 453 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 454
 455 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 456 AT_DATA([flows.txt], [dnl
 457 priority=1,action=drop
 458 priority=10,arp,action=normal
 459 priority=10,icmp,action=normal
 460 priority=100,in_port=1,tcp,action=load:0x1001->NXM_NX_REG0[[0..15]],ct(commit,zone=NXM_NX_REG0[[0..15]]),2
 461 priority=100,in_port=2,ct_state=-trk,tcp,action=load:0x1001->NXM_NX_REG0[[0..15]],ct(table=0,zone=NXM_NX_REG0[[0..15]])
 462 priority=100,in_port=2,ct_state=+trk,ct_zone=0x1001,tcp,action=1
 463 priority=100,in_port=3,tcp,action=load:0x1002->NXM_NX_REG0[[0..15]],ct(commit,zone=NXM_NX_REG0[[0..15]]),4
 464 priority=100,in_port=4,ct_state=-trk,tcp,action=load:0x1002->NXM_NX_REG0[[0..15]],ct(table=0,zone=NXM_NX_REG0[[0..15]])
 465 priority=100,in_port=4,ct_state=+trk,ct_zone=0x1001,tcp,action=3
 466 ])
 467
 468 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 469
 470 dnl HTTP requests from p0->p1 should work fine.
 471 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 472 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 473
 474 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
 475 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=4097,protoinfo=(state=TIME_WAIT)
 476 ])
 477
 478 dnl HTTP requests from p2->p3 should fail due to network failure.
 479 dnl Try 3 times, in 1 second intervals.
 480 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 481 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
 482
 483 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
 484 tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),zone=4098,protoinfo=(state=ESTABLISHED)
 485 ])
 486
 487 OVS_TRAFFIC_VSWITCHD_STOP
 488 AT_CLEANUP
 489
 490 AT_SETUP([conntrack - multiple bridges])
 491 CHECK_CONNTRACK()
 492 OVS_TRAFFIC_VSWITCHD_START(
 493    [_ADD_BR([br1]) --\
 494     add-port br0 patch+ -- set int patch+ type=patch options:peer=patch- --\
 495     add-port br1 patch- -- set int patch- type=patch options:peer=patch+ --])
 496
 497 ADD_NAMESPACES(at_ns0, at_ns1)
 498
 499 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 500 ADD_VETH(p1, at_ns1, br1, "10.1.1.2/24")
 501
 502 dnl Allow any traffic from ns0->br1, allow established in reverse.
 503 AT_DATA([flows-br0.txt], [dnl
 504 priority=1,action=drop
 505 priority=10,arp,action=normal
 506 priority=10,icmp,action=normal
 507 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(commit,zone=1),1
 508 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0,zone=1)
 509 priority=100,in_port=1,tcp,ct_state=+trk+est,ct_zone=1,action=2
 510 ])
 511
 512 dnl Allow any traffic from br0->ns1, allow established in reverse.
 513 AT_DATA([flows-br1.txt], [dnl
 514 priority=1,action=drop
 515 priority=10,arp,action=normal
 516 priority=10,icmp,action=normal
 517 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0,zone=2)
 518 priority=100,in_port=1,tcp,ct_state=+trk+new,ct_zone=2,action=ct(commit,zone=2),2
 519 priority=100,in_port=1,tcp,ct_state=+trk+est,ct_zone=2,action=2
 520 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0,zone=2)
 521 priority=100,in_port=2,tcp,ct_state=+trk+est,ct_zone=2,action=ct(commit,zone=2),1
 522 ])
 523
 524 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows-br0.txt])
 525 AT_CHECK([ovs-ofctl --bundle add-flows br1 flows-br1.txt])
 526
 527 dnl HTTP requests from p0->p1 should work fine.
 528 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 529 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 530
 531 OVS_TRAFFIC_VSWITCHD_STOP
 532 AT_CLEANUP
 533
 534 AT_SETUP([conntrack - multiple zones])
 535 CHECK_CONNTRACK()
 536 OVS_TRAFFIC_VSWITCHD_START()
 537
 538 ADD_NAMESPACES(at_ns0, at_ns1)
 539
 540 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 541 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 542
 543 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 544 AT_DATA([flows.txt], [dnl
 545 priority=1,action=drop
 546 priority=10,arp,action=normal
 547 priority=10,icmp,action=normal
 548 priority=100,in_port=1,tcp,action=ct(commit,zone=1),ct(commit,zone=2),2
 549 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0,zone=2)
 550 priority=100,in_port=2,ct_state=+trk,ct_zone=2,tcp,action=1
 551 ])
 552
 553 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 554
 555 dnl HTTP requests from p0->p1 should work fine.
 556 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 557 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 558
 559 dnl (again) HTTP requests from p0->p1 should work fine.
 560 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 561
 562 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
 563 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=SYN_SENT)
 564 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
 565 ])
 566
 567 OVS_TRAFFIC_VSWITCHD_STOP
 568 AT_CLEANUP
 569
 570 AT_SETUP([conntrack - multiple zones, local])
 571 CHECK_CONNTRACK()
 572 OVS_TRAFFIC_VSWITCHD_START()
 573
 574 ADD_NAMESPACES(at_ns0)
 575
 576 AT_CHECK([ip addr add dev br0 "10.1.1.1/24"])
 577 AT_CHECK([ip link set dev br0 up])
 578 on_exit 'ip addr del dev br0 "10.1.1.1/24"'
 579 ADD_VETH(p0, at_ns0, br0, "10.1.1.2/24")
 580
 581 dnl Allow traffic from local stack to ns0. Only allow neighbour discovery,
 582 dnl return traffic from ns0 back to the local stack.
 583 AT_DATA([flows.txt], [dnl
 584 priority=1,action=drop
 585 priority=10,arp,action=normal
 586 priority=100,in_port=LOCAL,ip,ct_state=-trk,action=drop
 587 priority=100,in_port=LOCAL,ip,ct_state=+trk+new,action=ct(commit,zone=1),ct(commit,zone=2),1
 588 priority=100,in_port=LOCAL,ip,ct_state=+trk+est,action=ct(commit,zone=1),ct(commit,zone=2),1
 589 priority=100,in_port=1,ip,ct_state=-trk,action=ct(table=1,zone=1)
 590 table=1,priority=100,in_port=1,ip,ct_state=+trk+est,ct_zone=1,action=ct(table=2,zone=2)
 591 table=2,priority=100,in_port=1,ip,ct_state=+trk+est,ct_zone=2,action=LOCAL
 592 ])
 593
 594 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 595
 596 AT_CHECK([ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
 597 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 598 ])
 599
 600 dnl HTTP requests from root namespace to p0 should work fine.
 601 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 602 AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 603
 604 dnl (again) HTTP requests from root namespace to  p0 should work fine.
 605 AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 606
 607 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep "zone"], [0], [dnl
 608 icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=1
 609 icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=2
 610 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
 611 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
 612 ])
 613
 614 OVS_TRAFFIC_VSWITCHD_STOP
 615 AT_CLEANUP
 616
 617 AT_SETUP([conntrack - multiple namespaces, internal ports])
 618 CHECK_CONNTRACK()
 619 OVS_TRAFFIC_VSWITCHD_START(
 620    [set-fail-mode br0 secure -- ])
 621
 622 ADD_NAMESPACES(at_ns0, at_ns1)
 623
 624 ADD_INT(p0, at_ns0, br0, "10.1.1.1/24")
 625 ADD_INT(p1, at_ns1, br0, "10.1.1.2/24")
 626
 627 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 628 dnl
 629 dnl If skb->nfct is leaking from inside the namespace, this test will fail.
 630 AT_DATA([flows.txt], [dnl
 631 priority=1,action=drop
 632 priority=10,arp,action=normal
 633 priority=10,icmp,action=normal
 634 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(commit,zone=1),2
 635 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0,zone=1)
 636 priority=100,in_port=2,ct_state=+trk,ct_zone=1,tcp,action=1
 637 ])
 638
 639 AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
 640
 641 dnl HTTP requests from p0->p1 should work fine.
 642 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 643 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 644
 645 dnl (again) HTTP requests from p0->p1 should work fine.
 646 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 647
 648 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2)], [0], [dnl
 649 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
 650 ])
 651
 652 OVS_TRAFFIC_VSWITCHD_STOP(["dnl
 653 /ioctl(SIOCGIFINDEX) on .* device failed: No such device/d
 654 /removing policing failed: No such device/d"])
 655 AT_CLEANUP
 656
 657 AT_SETUP([conntrack - multi-stage pipeline, local])
 658 CHECK_CONNTRACK()
 659 OVS_TRAFFIC_VSWITCHD_START()
 660
 661 ADD_NAMESPACES(at_ns0)
 662
 663 AT_CHECK([ip addr add dev br0 "10.1.1.1/24"])
 664 AT_CHECK([ip link set dev br0 up])
 665 on_exit 'ip addr del dev br0 "10.1.1.1/24"'
 666 ADD_VETH(p0, at_ns0, br0, "10.1.1.2/24")
 667
 668 dnl Allow traffic from local stack to ns0. Only allow neighbour discovery,
 669 dnl return traffic from ns0 back to the local stack.
 670 AT_DATA([flows.txt], [dnl
 671 dnl default
 672 table=0,priority=1,action=drop
 673 table=0,priority=10,arp,action=normal
 674
 675 dnl Load the output port to REG0
 676 table=0,priority=100,ip,in_port=LOCAL,action=load:1->NXM_NX_REG0[[0..15]],goto_table:1
 677 table=0,priority=100,ip,in_port=1,action=load:65534->NXM_NX_REG0[[0..15]],goto_table:1
 678
 679 dnl Ingress pipeline
 680 dnl - Allow all connections from LOCAL port (commit and proceed to egress)
 681 dnl - All other connections go through conntracker using the input port as
 682 dnl   a connection tracking zone.
 683 table=1,priority=150,in_port=LOCAL,ip,ct_state=+trk+new,action=ct(commit,zone=OXM_OF_IN_PORT[[0..15]]),goto_table:2
 684 table=1,priority=100,ip,action=ct(table=2,zone=OXM_OF_IN_PORT[[0..15]])
 685 table=1,priority=1,action=drop
 686
 687 dnl Egress pipeline
 688 dnl - Allow all connections from LOCAL port (commit and skip to output)
 689 dnl - Allow other established connections to go through conntracker using
 690 dnl   output port as a connection tracking zone.
 691 table=2,priority=150,in_port=LOCAL,ip,ct_state=+trk+new,action=ct(commit,zone=NXM_NX_REG0[[0..15]]),goto_table:4
 692 table=2,priority=100,ip,ct_state=+trk+est,action=ct(table=3,zone=NXM_NX_REG0[[0..15]])
 693 table=2,priority=1,action=drop
 694
 695 dnl Only allow established traffic from egress ct lookup
 696 table=3,priority=100,ip,ct_state=+trk+est,action=goto_table:4
 697 table=3,priority=1,action=drop
 698
 699 dnl output table
 700 table=4,priority=100,ip,action=output:NXM_NX_REG0[[]]
 701 ])
 702
 703 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 704
 705 AT_CHECK([ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
 706 3 packets transmitted, 3 received, 0% packet loss, time 0ms
 707 ])
 708
 709 dnl HTTP requests from root namespace to p0 should work fine.
 710 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 711 AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 712
 713 dnl (again) HTTP requests from root namespace to p0 should work fine.
 714 AT_CHECK([wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 715
 716 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep "zone"], [0], [dnl
 717 icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=1
 718 icmp,orig=(src=10.1.1.1,dst=10.1.1.2,id=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,id=<cleared>),zone=65534
 719 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
 720 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=65534,protoinfo=(state=TIME_WAIT)
 721 ])
 722
 723 OVS_TRAFFIC_VSWITCHD_STOP
 724 AT_CLEANUP
 725
 726 AT_SETUP([conntrack - ct_mark])
 727 CHECK_CONNTRACK()
 728 OVS_TRAFFIC_VSWITCHD_START()
 729
 730 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 731
 732 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 733 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 734 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 735 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 736
 737 dnl Allow traffic between ns0<->ns1 using the ct_mark.
 738 dnl Check that different marks do not match for traffic between ns2<->ns3.
 739 AT_DATA([flows.txt], [dnl
 740 priority=1,action=drop
 741 priority=10,arp,action=normal
 742 priority=10,icmp,action=normal
 743 priority=100,in_port=1,tcp,action=ct(commit,exec(set_field:1->ct_mark)),2
 744 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
 745 priority=100,in_port=2,ct_state=+trk,ct_mark=1,tcp,action=1
 746 priority=100,in_port=3,tcp,action=ct(commit,exec(set_field:2->ct_mark)),4
 747 priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
 748 priority=100,in_port=4,ct_state=+trk,ct_mark=1,tcp,action=3
 749 ])
 750
 751 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 752
 753 dnl HTTP requests from p0->p1 should work fine.
 754 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 755 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 756
 757 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep TIME], [0], [dnl
 758 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),mark=1,protoinfo=(state=TIME_WAIT)
 759 ])
 760
 761 dnl HTTP requests from p2->p3 should fail due to network failure.
 762 dnl Try 3 times, in 1 second intervals.
 763 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 764 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
 765
 766 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
 767 tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),mark=2,protoinfo=(state=ESTABLISHED)
 768 ])
 769
 770 OVS_TRAFFIC_VSWITCHD_STOP
 771 AT_CLEANUP
 772
 773 AT_SETUP([conntrack - ct_mark from register])
 774 CHECK_CONNTRACK()
 775 OVS_TRAFFIC_VSWITCHD_START()
 776
 777 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 778
 779 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 780 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 781 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 782 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 783
 784 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 785 AT_DATA([flows.txt], [dnl
 786 priority=1,action=drop
 787 priority=10,arp,action=normal
 788 priority=10,icmp,action=normal
 789 priority=100,in_port=1,tcp,action=load:1->NXM_NX_REG0[[0..31]],ct(commit,exec(move:NXM_NX_REG0[[0..31]]->NXM_NX_CT_MARK[[]])),2
 790 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
 791 priority=100,in_port=2,ct_state=+trk,ct_mark=1,tcp,action=1
 792 priority=100,in_port=3,tcp,action=load:2->NXM_NX_REG0[[0..31]],ct(commit,exec(move:NXM_NX_REG0[[0..31]]->NXM_NX_CT_MARK[[]])),4
 793 priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
 794 priority=100,in_port=4,ct_state=+trk,ct_mark=1,tcp,action=3
 795 ])
 796
 797 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 798
 799 dnl HTTP requests from p0->p1 should work fine.
 800 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 801 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 802
 803 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep TIME], [0], [dnl
 804 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),mark=1,protoinfo=(state=TIME_WAIT)
 805 ])
 806
 807 dnl HTTP requests from p2->p3 should fail due to network failure.
 808 dnl Try 3 times, in 1 second intervals.
 809 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 810 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
 811
 812 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.4)], [0], [dnl
 813 tcp,orig=(src=10.1.1.3,dst=10.1.1.4,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.4,dst=10.1.1.3,sport=<cleared>,dport=<cleared>),mark=2,protoinfo=(state=ESTABLISHED)
 814 ])
 815
 816 OVS_TRAFFIC_VSWITCHD_STOP
 817 AT_CLEANUP
 818
 819 AT_SETUP([conntrack - ct_label])
 820 CHECK_CONNTRACK()
 821 OVS_TRAFFIC_VSWITCHD_START()
 822
 823 ADD_NAMESPACES(at_ns0, at_ns1, at_ns2, at_ns3)
 824
 825 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 826 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 827 ADD_VETH(p2, at_ns2, br0, "10.1.1.3/24")
 828 ADD_VETH(p3, at_ns3, br0, "10.1.1.4/24")
 829
 830 dnl Allow traffic between ns0<->ns1 using the ct_label.
 831 dnl Check that different labels do not match for traffic between ns2<->ns3.
 832 AT_DATA([flows.txt], [dnl
 833 priority=1,action=drop
 834 priority=10,arp,action=normal
 835 priority=10,icmp,action=normal
 836 priority=100,in_port=1,tcp,action=ct(commit,exec(set_field:0x0a000d000005000001->ct_label)),2
 837 priority=100,in_port=2,ct_state=-trk,tcp,action=ct(table=0)
 838 priority=100,in_port=2,ct_state=+trk,ct_label=0x0a000d000005000001,tcp,action=1
 839 priority=100,in_port=3,tcp,action=ct(commit,exec(set_field:0x2->ct_label)),4
 840 priority=100,in_port=4,ct_state=-trk,tcp,action=ct(table=0)
 841 priority=100,in_port=4,ct_state=+trk,ct_label=0x0a000d000005000001,tcp,action=3
 842 ])
 843
 844 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 845
 846 dnl HTTP requests from p0->p1 should work fine.
 847 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
 848 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 849
 850 dnl HTTP requests from p2->p3 should fail due to network failure.
 851 dnl Try 3 times, in 1 second intervals.
 852 NETNS_DAEMONIZE([at_ns3], [[$PYTHON $srcdir/test-l7.py]], [http1.pid])
 853 NS_CHECK_EXEC([at_ns2], [wget 10.1.1.4 -t 3 -T 1 -v -o wget1.log], [4])
 854
 855 OVS_TRAFFIC_VSWITCHD_STOP
 856 AT_CLEANUP
 857
 858 AT_SETUP([conntrack - ICMP related])
 859 CHECK_CONNTRACK()
 860 OVS_TRAFFIC_VSWITCHD_START()
 861
 862 ADD_NAMESPACES(at_ns0, at_ns1)
 863
 864 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 865 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 866
 867 dnl Allow UDP traffic from ns0->ns1. Only allow related ICMP responses back.
 868 AT_DATA([flows.txt], [dnl
 869 priority=1,action=drop
 870 priority=10,arp,action=normal
 871 priority=100,in_port=1,udp,action=ct(commit,exec(set_field:1->ct_mark)),2
 872 priority=100,in_port=2,icmp,ct_state=-trk,action=ct(table=0)
 873 priority=100,in_port=2,icmp,ct_state=+trk+rel,ct_mark=1,action=1
 874 ])
 875
 876 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
 877
 878 dnl UDP packets from ns0->ns1 should solicit "destination unreachable" response.
 879 NS_CHECK_EXEC([at_ns0], [bash -c "echo a | nc $NC_EOF_OPT -u 10.1.1.2 10000"])
 880
 881 AT_CHECK([ovs-appctl revalidator/purge], [0])
 882 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort | grep -v drop], [0], [dnl
 883  n_packets=1, n_bytes=44, priority=100,udp,in_port=1 actions=ct(commit,exec(load:0x1->NXM_NX_CT_MARK[[]])),output:2
 884  n_packets=1, n_bytes=72, priority=100,ct_state=+rel+trk,ct_mark=0x1,icmp,in_port=2 actions=output:1
 885  n_packets=1, n_bytes=72, priority=100,ct_state=-trk,icmp,in_port=2 actions=ct(table=0)
 886  n_packets=2, n_bytes=84, priority=10,arp actions=NORMAL
 887 NXST_FLOW reply:
 888 ])
 889
 890 OVS_TRAFFIC_VSWITCHD_STOP
 891 AT_CLEANUP
 892
 893 AT_SETUP([conntrack - ICMP related 2])
 894 CHECK_CONNTRACK()
 895 OVS_TRAFFIC_VSWITCHD_START()
 896
 897 ADD_NAMESPACES(at_ns0, at_ns1)
 898
 899 ADD_VETH(p0, at_ns0, br0, "172.16.0.1/24")
 900 ADD_VETH(p1, at_ns1, br0, "172.16.0.2/24")
 901
 902 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 903 AT_DATA([flows.txt], [dnl
 904 priority=1,action=drop
 905 priority=10,arp,action=normal
 906 priority=100,in_port=1,udp,ct_state=-trk,action=ct(commit,table=0)
 907 priority=100,in_port=1,ip,ct_state=+trk,actions=controller
 908 priority=100,in_port=2,ip,ct_state=-trk,action=ct(table=0)
 909 priority=100,in_port=2,ip,ct_state=+trk+rel+rpl,action=controller
 910 ])
 911
 912 AT_CHECK([ovs-ofctl --bundle replace-flows br0 flows.txt])
 913
 914 AT_CAPTURE_FILE([ofctl_monitor.log])
 915 AT_CHECK([ovs-ofctl monitor br0 65534 invalid_ttl --detach --no-chdir --pidfile 2> ofctl_monitor.log])
 916
 917 dnl 1. Send an ICMP port unreach reply for port 8738, without any previous request
 918 AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) 'f64c473528c9c6f54ecb72db080045c0003d2e8700004001f355ac100004ac1000030303553f0000000045000021317040004011b138ac100003ac10000411112222000d20966369616f0a'])
 919
 920 dnl 2. Send and UDP packet to port 5555
 921 AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 1 ct\(commit,table=0\) 'c6f94ecb72dbe64c473528c9080045000021317040004011b138ac100001ac100002a28e15b3000d20966369616f0a'])
 922
 923 dnl 3. Send an ICMP port unreach reply for port 5555, related to the first packet
 924 AT_CHECK([ovs-ofctl -O OpenFlow13 packet-out br0 2 ct\(table=0\) 'e64c473528c9c6f94ecb72db080045c0003d2e8700004001f355ac100002ac1000010303553f0000000045000021317040004011b138ac100001ac100002a28e15b3000d20966369616f0a'])
 925
 926 dnl Check this output. We only see the latter two packets, not the first.
 927 AT_CHECK([cat ofctl_monitor.log], [0], [dnl
 928 NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=47 ct_state=new|trk,in_port=1 (via action) data_len=47 (unbuffered)
 929 udp,vlan_tci=0x0000,dl_src=e6:4c:47:35:28:c9,dl_dst=c6:f9:4e:cb:72:db,nw_src=172.16.0.1,nw_dst=172.16.0.2,nw_tos=0,nw_ecn=0,nw_ttl=64,tp_src=41614,tp_dst=5555 udp_csum:2096
 930 NXT_PACKET_IN (xid=0x0): cookie=0x0 total_len=75 ct_state=rel|rpl|trk,in_port=2 (via action) data_len=75 (unbuffered)
 931 icmp,vlan_tci=0x0000,dl_src=c6:f9:4e:cb:72:db,dl_dst=e6:4c:47:35:28:c9,nw_src=172.16.0.2,nw_dst=172.16.0.1,nw_tos=192,nw_ecn=0,nw_ttl=64,icmp_type=3,icmp_code=3 icmp_csum:553f
 932 ])
 933
 934 OVS_TRAFFIC_VSWITCHD_STOP
 935 AT_CLEANUP
 936
 937 AT_SETUP([conntrack - FTP])
 938 AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
 939 CHECK_CONNTRACK()
 940 OVS_TRAFFIC_VSWITCHD_START()
 941
 942 ADD_NAMESPACES(at_ns0, at_ns1)
 943
 944 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
 945 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
 946
 947 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
 948 AT_DATA([flows1.txt], [dnl
 949 priority=1,action=drop
 950 priority=10,arp,action=normal
 951 priority=10,icmp,action=normal
 952 priority=100,in_port=1,tcp,action=ct(alg=ftp,commit),2
 953 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
 954 priority=100,in_port=2,tcp,ct_state=+trk+est,action=1
 955 priority=100,in_port=2,tcp,ct_state=+trk+rel,action=1
 956 ])
 957
 958 dnl Similar policy but without allowing all traffic from ns0->ns1.
 959 AT_DATA([flows2.txt], [dnl
 960 priority=1,action=drop
 961 priority=10,arp,action=normal
 962 priority=10,icmp,action=normal
 963 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0)
 964 priority=100,in_port=1,tcp,ct_state=+trk+new,action=ct(commit,alg=ftp),2
 965 priority=100,in_port=1,tcp,ct_state=+trk+est,action=2
 966 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0)
 967 priority=100,in_port=2,tcp,ct_state=+trk+new+rel,action=ct(commit),1
 968 priority=100,in_port=2,tcp,ct_state=+trk+est,action=1
 969 priority=100,in_port=2,tcp,ct_state=+trk-new+rel,action=1
 970 ])
 971
 972 AT_CHECK([ovs-ofctl --bundle replace-flows br0 flows1.txt])
 973
 974 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
 975 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
 976
 977 dnl FTP requests from p1->p0 should fail due to network failure.
 978 dnl Try 3 times, in 1 second intervals.
 979 NS_CHECK_EXEC([at_ns1], [wget ftp://10.1.1.1 --no-passive-ftp  -t 3 -T 1 -v -o wget1.log], [4])
 980 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.1)], [0], [dnl
 981 ])
 982
 983 dnl FTP requests from p0->p1 should work fine.
 984 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v -o wget0.log])
 985 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
 986 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
 987 ])
 988
 989 dnl Try the second set of flows.
 990 AT_CHECK([ovs-ofctl --bundle replace-flows br0 flows2.txt])
 991 AT_CHECK([ovs-appctl dpctl/flush-conntrack])
 992
 993 dnl FTP requests from p1->p0 should fail due to network failure.
 994 dnl Try 3 times, in 1 second intervals.
 995 NS_CHECK_EXEC([at_ns1], [wget ftp://10.1.1.1 --no-passive-ftp  -t 3 -T 1 -v -o wget1.log], [4])
 996 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.1)], [0], [dnl
 997 ])
 998
 999 dnl Active FTP requests from p0->p1 should work fine.
1000 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v -o wget0-1.log])
1001 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
1002 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
1003 tcp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
1004 ])
1005
1006 AT_CHECK([ovs-appctl dpctl/flush-conntrack])
1007
1008 dnl Passive FTP requests from p0->p1 should work fine.
1009 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0-2.log])
1010 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
1011 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
1012 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
1013 ])
1014
1015 OVS_TRAFFIC_VSWITCHD_STOP
1016 AT_CLEANUP
1017
1018
1019 AT_SETUP([conntrack - IPv6 FTP])
1020 AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
1021 CHECK_CONNTRACK()
1022 OVS_TRAFFIC_VSWITCHD_START()
1023
1024 ADD_NAMESPACES(at_ns0, at_ns1)
1025
1026 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
1027 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
1028
1029 dnl Allow any traffic from ns0->ns1.
1030 dnl Only allow nd, return traffic from ns1->ns0.
1031 AT_DATA([flows.txt], [dnl
1032 dnl Track all IPv6 traffic and drop the rest.
1033 dnl Allow ICMPv6 both ways.  No commit, so pings will not be tracked.
1034 table=0 priority=100 in_port=1 icmp6, action=2
1035 table=0 priority=100 in_port=2 icmp6, action=1
1036 table=0 priority=10 ip6, action=ct(table=1)
1037 table=0 priority=0 action=drop
1038 dnl
1039 dnl Table 1
1040 dnl
1041 dnl Allow new TCPv6 FTP control connections from port 1.
1042 table=1 in_port=1 ct_state=+new, tcp6, tp_dst=21, action=ct(alg=ftp,commit),2
1043 dnl Allow related TCPv6 connections from port 2.
1044 table=1 in_port=2 ct_state=+new+rel, tcp6, action=ct(commit),1
1045 dnl Allow established TCPv6 connections both ways.
1046 table=1 in_port=1 ct_state=+est, tcp6, action=2
1047 table=1 in_port=2 ct_state=+est, tcp6, action=1
1048 dnl Drop everything else.
1049 table=1 priority=0, action=drop
1050 ])
1051
1052 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1053
1054 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
1055
1056 dnl FTP requests from p0->p1 should work fine.
1057 NS_CHECK_EXEC([at_ns0], [wget ftp://[[fc00::2]] -6 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
1058
1059 dnl Discards CLOSE_WAIT and CLOSING
1060 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(fc00::2) | grep -v "FIN" | grep -v "CLOS"], [0], [dnl
1061 tcp,orig=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),reply=(src=fc00::2,dst=fc00::1,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
1062 tcp,orig=(src=fc00::2,dst=fc00::1,sport=<cleared>,dport=<cleared>),reply=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
1063 ])
1064
1065 OVS_TRAFFIC_VSWITCHD_STOP
1066 AT_CLEANUP
1067
1068
1069 AT_SETUP([conntrack - FTP with multiple expectations])
1070 AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
1071 CHECK_CONNTRACK()
1072 OVS_TRAFFIC_VSWITCHD_START()
1073
1074 ADD_NAMESPACES(at_ns0, at_ns1)
1075
1076 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1077 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1078
1079 dnl Dual-firewall, allow all from ns1->ns2, allow established and ftp ns2->ns1.
1080 AT_DATA([flows.txt], [dnl
1081 priority=1,action=drop
1082 priority=10,arp,action=normal
1083 priority=10,icmp,action=normal
1084 priority=100,in_port=1,tcp,ct_state=-trk,action=ct(table=0,zone=1)
1085 priority=100,in_port=1,tcp,ct_zone=1,ct_state=+trk+new,action=ct(commit,alg=ftp,zone=1),ct(commit,alg=ftp,zone=2),2
1086 priority=100,in_port=1,tcp,ct_zone=1,ct_state=+trk+est,action=ct(table=0,zone=2)
1087 priority=100,in_port=1,tcp,ct_zone=2,ct_state=+trk+new,action=ct(commit,alg=ftp,zone=2)
1088 priority=100,in_port=1,tcp,ct_zone=2,ct_state=+trk+est,action=2
1089 priority=100,in_port=2,tcp,ct_state=-trk,action=ct(table=0,zone=2)
1090 priority=100,in_port=2,tcp,ct_zone=2,ct_state=+trk+rel,action=ct(commit,zone=2),ct(commit,zone=1),1
1091 priority=100,in_port=2,tcp,ct_zone=2,ct_state=+trk+est,action=ct(table=0,zone=1)
1092 priority=100,in_port=2,tcp,ct_zone=1,ct_state=+trk+rel,action=ct(commit,zone=2),ct(commit,zone=1),1
1093 priority=100,in_port=2,tcp,ct_zone=1,ct_state=+trk+est,action=1
1094 ])
1095
1096 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1097
1098 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
1099 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
1100
1101 dnl FTP requests from p1->p0 should fail due to network failure.
1102 dnl Try 3 times, in 1 second intervals.
1103 NS_CHECK_EXEC([at_ns1], [wget ftp://10.1.1.1 --no-passive-ftp  -t 3 -T 1 -v -o wget1.log], [4])
1104 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.1)], [0], [dnl
1105 ])
1106
1107 dnl Active FTP requests from p0->p1 should work fine.
1108 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v -o wget0.log])
1109 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
1110 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT),helper=ftp
1111 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT),helper=ftp
1112 tcp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1113 tcp,orig=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
1114 ])
1115
1116 AT_CHECK([ovs-appctl dpctl/flush-conntrack])
1117
1118 dnl Passive FTP requests from p0->p1 should work fine.
1119 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
1120 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
1121 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1122 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT),helper=ftp
1123 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT)
1124 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=2,protoinfo=(state=TIME_WAIT),helper=ftp
1125 ])
1126
1127 OVS_TRAFFIC_VSWITCHD_STOP
1128 AT_CLEANUP
1129
1130 AT_SETUP([conntrack - IPv4 fragmentation ])
1131 CHECK_CONNTRACK()
1132 OVS_TRAFFIC_VSWITCHD_START()
1133
1134 ADD_NAMESPACES(at_ns0, at_ns1)
1135
1136 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1137 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1138
1139 dnl Sending ping through conntrack
1140 AT_DATA([flows.txt], [dnl
1141 priority=1,action=drop
1142 priority=10,arp,action=normal
1143 priority=100,in_port=1,icmp,action=ct(commit,zone=9),2
1144 priority=100,in_port=2,ct_state=-trk,icmp,action=ct(table=0,zone=9)
1145 priority=100,in_port=2,ct_state=+trk+est-new,icmp,action=1
1146 ])
1147
1148 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1149
1150 dnl Basic connectivity check.
1151 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
1152 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1153 ])
1154
1155 dnl Ipv4 fragmentation connectivity check.
1156 NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
1157 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1158 ])
1159
1160 dnl Ipv4 larger fragmentation connectivity check.
1161 NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.2 | FORMAT_PING], [0], [dnl
1162 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1163 ])
1164
1165 OVS_TRAFFIC_VSWITCHD_STOP
1166 AT_CLEANUP
1167
1168 AT_SETUP([conntrack - IPv4 fragmentation + vlan])
1169 CHECK_CONNTRACK()
1170 OVS_TRAFFIC_VSWITCHD_START()
1171
1172 ADD_NAMESPACES(at_ns0, at_ns1)
1173
1174 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1175 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1176 ADD_VLAN(p0, at_ns0, 100, "10.2.2.1/24")
1177 ADD_VLAN(p1, at_ns1, 100, "10.2.2.2/24")
1178
1179 dnl Sending ping through conntrack
1180 AT_DATA([flows.txt], [dnl
1181 priority=1,action=drop
1182 priority=10,arp,action=normal
1183 priority=100,in_port=1,icmp,action=ct(commit,zone=9),2
1184 priority=100,in_port=2,ct_state=-trk,icmp,action=ct(table=0,zone=9)
1185 priority=100,in_port=2,ct_state=+trk+est-new,icmp,action=1
1186 ])
1187
1188 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1189
1190 dnl Basic connectivity check.
1191 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
1192 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1193 ])
1194
1195 dnl Ipv4 fragmentation connectivity check.
1196 NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
1197 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1198 ])
1199
1200 dnl Ipv4 larger fragmentation connectivity check.
1201 NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.2.2.2 | FORMAT_PING], [0], [dnl
1202 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1203 ])
1204
1205 OVS_TRAFFIC_VSWITCHD_STOP
1206 AT_CLEANUP
1207
1208 AT_SETUP([conntrack - IPv6 fragmentation])
1209 CHECK_CONNTRACK()
1210 OVS_TRAFFIC_VSWITCHD_START()
1211
1212 ADD_NAMESPACES(at_ns0, at_ns1)
1213
1214 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
1215 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
1216
1217 dnl Sending ping through conntrack
1218 AT_DATA([flows.txt], [dnl
1219 priority=1,action=drop
1220 priority=10,in_port=1,ipv6,action=ct(commit,zone=9),2
1221 priority=10,in_port=2,ct_state=-trk,ipv6,action=ct(table=0,zone=9)
1222 priority=10,in_port=2,ct_state=+trk+est-new,ipv6,action=1
1223 priority=100,icmp6,icmp_type=135,action=normal
1224 priority=100,icmp6,icmp_type=136,action=normal
1225 ])
1226
1227 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1228
1229 dnl Without this sleep, we get occasional failures due to the following error:
1230 dnl "connect: Cannot assign requested address"
1231 sleep 2;
1232
1233 dnl Basic connectivity check.
1234 NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
1235 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1236 ])
1237
1238 dnl Ipv6 fragmentation connectivity check.
1239 NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
1240 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1241 ])
1242
1243 dnl Ipv6 larger fragmentation connectivity check.
1244 NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00::2 | FORMAT_PING], [0], [dnl
1245 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1246 ])
1247
1248 OVS_TRAFFIC_VSWITCHD_STOP
1249 AT_CLEANUP
1250
1251 AT_SETUP([conntrack - IPv6 fragmentation + vlan])
1252 CHECK_CONNTRACK()
1253 OVS_TRAFFIC_VSWITCHD_START()
1254
1255 ADD_NAMESPACES(at_ns0, at_ns1)
1256
1257 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
1258 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
1259
1260 ADD_VLAN(p0, at_ns0, 100, "fc00:1::3/96")
1261 ADD_VLAN(p1, at_ns1, 100, "fc00:1::4/96")
1262
1263 dnl Sending ping through conntrack
1264 AT_DATA([flows.txt], [dnl
1265 priority=1,action=drop
1266 priority=10,in_port=1,ipv6,action=ct(commit,zone=9),2
1267 priority=10,in_port=2,ct_state=-trk,ipv6,action=ct(table=0,zone=9)
1268 priority=10,in_port=2,ct_state=+trk+est-new,ipv6,action=1
1269 priority=100,icmp6,icmp_type=135,action=normal
1270 priority=100,icmp6,icmp_type=136,action=normal
1271 ])
1272
1273 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1274
1275 dnl Without this sleep, we get occasional failures due to the following error:
1276 dnl "connect: Cannot assign requested address"
1277 sleep 2;
1278
1279 dnl Basic connectivity check.
1280 NS_CHECK_EXEC([at_ns0], [ping6 -q -c 3 -i 0.3 -w 2 fc00:1::4 | FORMAT_PING], [0], [dnl
1281 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1282 ])
1283
1284 dnl Ipv4 fragmentation connectivity check.
1285 NS_CHECK_EXEC([at_ns0], [ping6 -s 1600 -q -c 3 -i 0.3 -w 2 fc00:1::4 | FORMAT_PING], [0], [dnl
1286 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1287 ])
1288
1289 dnl Ipv4 larger fragmentation connectivity check.
1290 NS_CHECK_EXEC([at_ns0], [ping6 -s 3200 -q -c 3 -i 0.3 -w 2 fc00:1::4 | FORMAT_PING], [0], [dnl
1291 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1292 ])
1293
1294 OVS_TRAFFIC_VSWITCHD_STOP
1295 AT_CLEANUP
1296
1297 AT_SETUP([conntrack - Fragmentation over vxlan])
1298 OVS_CHECK_VXLAN()
1299 CHECK_CONNTRACK()
1300
1301 OVS_TRAFFIC_VSWITCHD_START()
1302 ADD_BR([br-underlay])
1303 AT_CHECK([ovs-ofctl add-flow br-underlay "actions=normal"])
1304
1305 ADD_NAMESPACES(at_ns0)
1306
1307 dnl Sending ping through conntrack
1308 AT_DATA([flows.txt], [dnl
1309 priority=1,action=drop
1310 priority=10,arp,action=normal
1311 priority=100,in_port=1,icmp,action=ct(commit,zone=9),LOCAL
1312 priority=100,in_port=LOCAL,icmp,action=ct(table=1,zone=9)
1313 table=1,priority=100,in_port=LOCAL,ct_state=+trk+est,icmp,action=1
1314 ])
1315
1316 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1317
1318 dnl Set up underlay link from host into the namespace using veth pair.
1319 ADD_VETH(p0, at_ns0, br-underlay, "172.31.1.1/24")
1320 AT_CHECK([ip addr add dev br-underlay "172.31.1.100/24"])
1321 AT_CHECK([ip link set dev br-underlay up])
1322
1323 dnl Set up tunnel endpoints on OVS outside the namespace and with a native
1324 dnl linux device inside the namespace.
1325 ADD_OVS_TUNNEL([vxlan], [br0], [at_ns0], [172.31.1.1], [10.1.1.100/24])
1326 ADD_NATIVE_TUNNEL([vxlan], [at_vxlan1], [at_ns0], [172.31.1.100], [10.1.1.1/24],
1327                   [id 0 dstport 4789])
1328
1329 dnl First, check the underlay
1330 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 172.31.1.100 | FORMAT_PING], [0], [dnl
1331 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1332 ])
1333
1334 dnl Okay, now check the overlay with different packet sizes
1335 NS_CHECK_EXEC([at_ns0], [ping -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
1336 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1337 ])
1338 NS_CHECK_EXEC([at_ns0], [ping -s 1600 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
1339 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1340 ])
1341 NS_CHECK_EXEC([at_ns0], [ping -s 3200 -q -c 3 -i 0.3 -w 2 10.1.1.100 | FORMAT_PING], [0], [dnl
1342 3 packets transmitted, 3 received, 0% packet loss, time 0ms
1343 ])
1344
1345 OVS_TRAFFIC_VSWITCHD_STOP
1346 AT_CLEANUP
1347
1348
1349 AT_SETUP([conntrack - resubmit to ct multiple times])
1350 CHECK_CONNTRACK()
1351
1352 OVS_TRAFFIC_VSWITCHD_START(
1353    [set-fail-mode br0 secure -- ])
1354
1355 ADD_NAMESPACES(at_ns0, at_ns1)
1356
1357 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1358 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1359
1360 AT_DATA([flows.txt], [dnl
1361 table=0,priority=150,arp,action=normal
1362 table=0,priority=100,ip,in_port=1,action=resubmit(,1),resubmit(,2)
1363
1364 table=1,priority=100,ip,action=ct(table=3)
1365 table=2,priority=100,ip,action=ct(table=3)
1366
1367 table=3,ip,action=drop
1368 ])
1369
1370 AT_CHECK([ovs-ofctl add-flows br0 flows.txt])
1371
1372 NS_CHECK_EXEC([at_ns0], [ping -q -c 1 10.1.1.2 | FORMAT_PING], [0], [dnl
1373 1 packets transmitted, 0 received, 100% packet loss, time 0ms
1374 ])
1375
1376 AT_CHECK([ovs-ofctl dump-flows br0 | ofctl_strip | sort], [0], [dnl
1377  n_packets=1, n_bytes=98, priority=100,ip,in_port=1 actions=resubmit(,1),resubmit(,2)
1378  n_packets=2, n_bytes=84, priority=150,arp actions=NORMAL
1379  table=1, n_packets=1, n_bytes=98, priority=100,ip actions=ct(table=3)
1380  table=2, n_packets=1, n_bytes=98, priority=100,ip actions=ct(table=3)
1381  table=3, n_packets=2, n_bytes=196, ip actions=drop
1382 NXST_FLOW reply:
1383 ])
1384
1385 OVS_TRAFFIC_VSWITCHD_STOP
1386 AT_CLEANUP
1387
1388
1389 AT_SETUP([conntrack - simple SNAT])
1390 CHECK_CONNTRACK()
1391 OVS_TRAFFIC_VSWITCHD_START()
1392
1393 ADD_NAMESPACES(at_ns0, at_ns1)
1394
1395 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1396 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1397 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1398
1399 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
1400 AT_DATA([flows.txt], [dnl
1401 in_port=1,ip,action=ct(commit,zone=1,nat(src=10.1.1.240-10.1.1.255)),2
1402 in_port=2,ct_state=-trk,ip,action=ct(table=0,zone=1,nat)
1403 in_port=2,ct_state=+trk,ct_zone=1,ip,action=1
1404 dnl
1405 dnl ARP
1406 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1407 priority=10 arp action=normal
1408 priority=0,action=drop
1409 dnl
1410 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1411 table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1412 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1413 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1414 dnl TPA IP in reg2.
1415 dnl Swaps the fields of the ARP message to turn a query to a response.
1416 table=10 priority=100 arp xreg0=0 action=normal
1417 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1418 table=10 priority=0 action=drop
1419 ])
1420
1421 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1422
1423 dnl HTTP requests from p0->p1 should work fine.
1424 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
1425 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
1426
1427 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
1428 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1429 ])
1430
1431 OVS_TRAFFIC_VSWITCHD_STOP
1432 AT_CLEANUP
1433
1434
1435 AT_SETUP([conntrack - SNAT with port range])
1436 CHECK_CONNTRACK()
1437 OVS_TRAFFIC_VSWITCHD_START()
1438
1439 ADD_NAMESPACES(at_ns0, at_ns1)
1440
1441 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1442 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1443 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1444
1445 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
1446 AT_DATA([flows.txt], [dnl
1447 in_port=1,tcp,action=ct(commit,zone=1,nat(src=10.1.1.240-10.1.1.255:34567-34568,random)),2
1448 in_port=2,ct_state=-trk,tcp,tp_dst=34567,action=ct(table=0,zone=1,nat)
1449 in_port=2,ct_state=-trk,tcp,tp_dst=34568,action=ct(table=0,zone=1,nat)
1450 in_port=2,ct_state=+trk,ct_zone=1,tcp,action=1
1451 dnl
1452 dnl ARP
1453 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1454 priority=10 arp action=normal
1455 priority=0,action=drop
1456 dnl
1457 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1458 table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1459 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1460 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1461 dnl TPA IP in reg2.
1462 dnl Swaps the fields of the ARP message to turn a query to a response.
1463 table=10 priority=100 arp xreg0=0 action=normal
1464 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1465 table=10 priority=0 action=drop
1466 ])
1467
1468 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1469
1470 dnl HTTP requests from p0->p1 should work fine.
1471 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
1472 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
1473
1474 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
1475 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1476 ])
1477
1478 OVS_TRAFFIC_VSWITCHD_STOP
1479 AT_CLEANUP
1480
1481
1482 AT_SETUP([conntrack - more complex SNAT])
1483 CHECK_CONNTRACK()
1484 OVS_TRAFFIC_VSWITCHD_START()
1485
1486 ADD_NAMESPACES(at_ns0, at_ns1)
1487
1488 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1489 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1490 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1491
1492 AT_DATA([flows.txt], [dnl
1493 dnl Track all IP traffic, NAT existing connections.
1494 priority=100 ip action=ct(table=1,zone=1,nat)
1495 dnl
1496 dnl Allow ARP, but generate responses for NATed addresses
1497 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1498 priority=10 arp action=normal
1499 priority=0 action=drop
1500 dnl
1501 dnl Allow any traffic from ns0->ns1. SNAT ns0 to 10.1.1.240-10.1.1.255
1502 table=1 priority=100 in_port=1 ip ct_state=+trk+new-est action=ct(commit,zone=1,nat(src=10.1.1.240-10.1.1.255)),2
1503 table=1 priority=100 in_port=1 ip ct_state=+trk-new+est action=2
1504 dnl Only allow established traffic from ns1->ns0.
1505 table=1 priority=100 in_port=2 ip ct_state=+trk-new+est action=1
1506 table=1 priority=0 action=drop
1507 dnl
1508 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1509 table=8 priority=100 reg2=0x0a0101f0/0xfffffff0 action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1510 dnl Zero result means not found.
1511 table=8 priority=0 action=load:0->OXM_OF_PKT_REG0[[]]
1512 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1513 dnl ARP TPA IP in reg2.
1514 table=10 priority=100 arp xreg0=0 action=normal
1515 dnl Swaps the fields of the ARP message to turn a query to a response.
1516 table=10 priority=10 arp arp_op=1 action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1517 table=10 priority=0 action=drop
1518 ])
1519
1520 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1521
1522 dnl HTTP requests from p0->p1 should work fine.
1523 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
1524 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
1525
1526 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
1527 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1528 ])
1529
1530 OVS_TRAFFIC_VSWITCHD_STOP
1531 AT_CLEANUP
1532
1533 AT_SETUP([conntrack - simple DNAT])
1534 CHECK_CONNTRACK()
1535 OVS_TRAFFIC_VSWITCHD_START()
1536
1537 ADD_NAMESPACES(at_ns0, at_ns1)
1538
1539 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1540 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1541 NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address 80:88:88:88:88:88])
1542
1543 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
1544 AT_DATA([flows.txt], [dnl
1545 priority=100 in_port=1,ip,nw_dst=10.1.1.64,action=ct(zone=1,nat(dst=10.1.1.2),commit),2
1546 priority=10 in_port=1,ip,action=ct(commit,zone=1),2
1547 priority=100 in_port=2,ct_state=-trk,ip,action=ct(table=0,nat,zone=1)
1548 priority=100 in_port=2,ct_state=+trk+est,ct_zone=1,ip,action=1
1549 dnl
1550 dnl ARP
1551 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1552 priority=10 arp action=normal
1553 priority=0,action=drop
1554 dnl
1555 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1556 table=8,reg2=0x0a010140,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1557 dnl Zero result means not found.
1558 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1559 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1560 dnl TPA IP in reg2.
1561 table=10 priority=100 arp xreg0=0 action=normal
1562 dnl Swaps the fields of the ARP message to turn a query to a response.
1563 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1564 table=10 priority=0 action=drop
1565 ])
1566
1567 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1568
1569 dnl Should work with the virtual IP address through NAT
1570 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
1571 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.64 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
1572
1573 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.64) ], [0], [dnl
1574 tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1575 ])
1576
1577 dnl Should work with the assigned IP address as well
1578 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
1579
1580 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) ], [0], [dnl
1581 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1582 ])
1583
1584 OVS_TRAFFIC_VSWITCHD_STOP
1585 AT_CLEANUP
1586
1587 AT_SETUP([conntrack - more complex DNAT])
1588 CHECK_CONNTRACK()
1589 OVS_TRAFFIC_VSWITCHD_START()
1590
1591 ADD_NAMESPACES(at_ns0, at_ns1)
1592
1593 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1594 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1595 NS_CHECK_EXEC([at_ns1], [ip link set dev p1 address 80:88:88:88:88:88])
1596
1597 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
1598 AT_DATA([flows.txt], [dnl
1599 dnl Track all IP traffic
1600 table=0 priority=100 ip action=ct(table=1,zone=1,nat)
1601 dnl
1602 dnl Allow ARP, but generate responses for NATed addresses
1603 table=0 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1604 table=0 priority=10 arp action=normal
1605 table=0 priority=0 action=drop
1606 dnl
1607 dnl Allow any IP traffic from ns0->ns1. DNAT ns0 from 10.1.1.64 to 10.1.1.2
1608 table=1 priority=100 in_port=1 ct_state=+new ip nw_dst=10.1.1.64 action=ct(zone=1,nat(dst=10.1.1.2),commit),2
1609 table=1 priority=10 in_port=1 ct_state=+new ip action=ct(commit,zone=1),2
1610 table=1 priority=100 in_port=1 ct_state=+est ct_zone=1 action=2
1611 dnl Only allow established traffic from ns1->ns0.
1612 table=1 priority=100 in_port=2 ct_state=+est ct_zone=1 action=1
1613 table=1 priority=0 action=drop
1614 dnl
1615 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1616 table=8,reg2=0x0a010140,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1617 dnl Zero result means not found.
1618 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1619 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1620 dnl TPA IP in reg2.
1621 table=10 priority=100 arp xreg0=0 action=normal
1622 dnl Swaps the fields of the ARP message to turn a query to a response.
1623 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1624 table=10 priority=0 action=drop
1625 ])
1626
1627 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1628
1629 dnl Should work with the virtual IP address through NAT
1630 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py]], [http0.pid])
1631 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.64 -t 5 -T 1 --retry-connrefused -v -o wget0.log])
1632
1633 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.64) ], [0], [dnl
1634 tcp,orig=(src=10.1.1.1,dst=10.1.1.64,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1635 ])
1636
1637 dnl Should work with the assigned IP address as well
1638 NS_CHECK_EXEC([at_ns0], [wget 10.1.1.2 -t 3 -T 1 --retry-connrefused -v -o wget0.log])
1639
1640 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) ], [0], [dnl
1641 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.1,sport=<cleared>,dport=<cleared>),zone=1,protoinfo=(state=TIME_WAIT)
1642 ])
1643
1644 OVS_TRAFFIC_VSWITCHD_STOP
1645 AT_CLEANUP
1646
1647 AT_SETUP([conntrack - ICMP related with NAT])
1648 CHECK_CONNTRACK()
1649 OVS_TRAFFIC_VSWITCHD_START()
1650
1651 ADD_NAMESPACES(at_ns0, at_ns1)
1652
1653 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1654 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1655 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1656
1657 dnl Allow UDP traffic from ns0->ns1. Only allow related ICMP responses back.
1658 dnl Make sure ICMP responses are reverse-NATted.
1659 AT_DATA([flows.txt], [dnl
1660 in_port=1,udp,action=ct(commit,nat(src=10.1.1.240-10.1.1.255),exec(set_field:1->ct_mark)),2
1661 in_port=2,icmp,ct_state=-trk,action=ct(table=0,nat)
1662 in_port=2,icmp,nw_dst=10.1.1.1,ct_state=+trk+rel,ct_mark=1,action=1
1663 dnl
1664 dnl ARP
1665 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1666 priority=10 arp action=normal
1667 priority=0,action=drop
1668 dnl
1669 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1670 table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1671 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1672 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1673 dnl TPA IP in reg2.
1674 dnl Swaps the fields of the ARP message to turn a query to a response.
1675 table=10 priority=100 arp xreg0=0 action=normal
1676 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1677 table=10 priority=0 action=drop
1678 ])
1679
1680 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1681
1682 dnl UDP packets from ns0->ns1 should solicit "destination unreachable" response.
1683 NS_CHECK_EXEC([at_ns0], [bash -c "echo a | nc $NC_EOF_OPT -u 10.1.1.2 10000"])
1684
1685 AT_CHECK([ovs-appctl revalidator/purge], [0])
1686 AT_CHECK([ovs-ofctl -O OpenFlow15 dump-flows br0 | ofctl_strip | sort | grep -v drop], [0], [dnl
1687  n_packets=1, n_bytes=42, priority=10,arp actions=NORMAL
1688  n_packets=1, n_bytes=44, udp,in_port=1 actions=ct(commit,nat(src=10.1.1.240-10.1.1.255),exec(set_field:0x1->ct_mark)),output:2
1689  n_packets=1, n_bytes=72, ct_state=+rel+trk,ct_mark=0x1,icmp,in_port=2,nw_dst=10.1.1.1 actions=output:1
1690  n_packets=1, n_bytes=72, ct_state=-trk,icmp,in_port=2 actions=ct(table=0,nat)
1691  n_packets=2, n_bytes=84, priority=100,arp,arp_op=1 actions=move:NXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1692  table=10, n_packets=1, n_bytes=42, priority=10,arp,arp_op=1 actions=set_field:2->arp_op,move:NXM_NX_ARP_SHA[[]]->NXM_NX_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_NX_ARP_SHA[[]],move:NXM_OF_ARP_SPA[[]]->NXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->NXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],set_field:0->in_port,output:NXM_NX_REG3[[0..15]]
1693  table=10, n_packets=1, n_bytes=42, priority=100,arp,reg0=0,reg1=0 actions=NORMAL
1694  table=8, n_packets=1, n_bytes=42, priority=0 actions=set_field:0->xreg0
1695  table=8, n_packets=1, n_bytes=42, reg2=0xa0101f0/0xfffffff0 actions=set_field:0x808888888888->xreg0
1696 OFPST_FLOW reply (OF1.5):
1697 ])
1698
1699 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | sed -e 's/dst=10.1.1.2[[45]][[0-9]]/dst=10.1.1.2XX/'], [0], [dnl
1700 udp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.2XX,sport=<cleared>,dport=<cleared>),mark=1
1701 ])
1702
1703 OVS_TRAFFIC_VSWITCHD_STOP
1704 AT_CLEANUP
1705
1706
1707 AT_SETUP([conntrack - FTP with NAT])
1708 AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
1709 CHECK_CONNTRACK()
1710
1711 OVS_TRAFFIC_VSWITCHD_START()
1712
1713 ADD_NAMESPACES(at_ns0, at_ns1)
1714
1715 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1716 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1717 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1718
1719 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
1720
1721 AT_DATA([flows.txt], [dnl
1722 dnl track all IP traffic, de-mangle non-NEW connections
1723 table=0 in_port=1, ip, action=ct(table=1,nat)
1724 table=0 in_port=2, ip, action=ct(table=2,nat)
1725 dnl
1726 dnl ARP
1727 dnl
1728 table=0 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1729 table=0 priority=10 arp action=normal
1730 table=0 priority=0 action=drop
1731 dnl
1732 dnl Table 1: port 1 -> 2
1733 dnl
1734 dnl Allow new FTP connections. These need to be commited.
1735 table=1 ct_state=+new, tcp, tp_dst=21, nw_src=10.1.1.1, action=ct(alg=ftp,commit,nat(src=10.1.1.240)),2
1736 dnl Allow established TCP connections, make sure they are NATted already.
1737 table=1 ct_state=+est, tcp, nw_src=10.1.1.240,     action=2
1738 dnl
1739 dnl Table 1: droppers
1740 dnl
1741 table=1 priority=10, tcp, action=drop
1742 table=1 priority=0,action=drop
1743 dnl
1744 dnl Table 2: port 2 -> 1
1745 dnl
1746 dnl Allow established TCP connections, make sure they are reverse NATted
1747 table=2 ct_state=+est, tcp, nw_dst=10.1.1.1, action=1
1748 dnl Allow (new) related (data) connections.  These need to be commited.
1749 table=2 ct_state=+new+rel, tcp, nw_dst=10.1.1.240, action=ct(commit,nat),1
1750 dnl Allow related ICMP packets, make sure they are reverse NATted
1751 table=2 ct_state=+rel, icmp, nw_dst=10.1.1.1, action=1
1752 dnl
1753 dnl Table 2: droppers
1754 dnl
1755 table=2 priority=10, tcp, action=drop
1756 table=2 priority=0, action=drop
1757 dnl
1758 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1759 dnl
1760 table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1761 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1762 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1763 dnl TPA IP in reg2.
1764 dnl Swaps the fields of the ARP message to turn a query to a response.
1765 table=10 priority=100 arp xreg0=0 action=normal
1766 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1767 table=10 priority=0 action=drop
1768 ])
1769
1770 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1771
1772 dnl NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp1.pid])
1773 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
1774
1775 dnl FTP requests from p0->p1 should work fine.
1776 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -4 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
1777
1778 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN"], [0], [dnl
1779 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
1780 tcp,orig=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
1781 ])
1782
1783 OVS_TRAFFIC_VSWITCHD_STOP
1784 AT_CLEANUP
1785
1786
1787 AT_SETUP([conntrack - FTP with NAT 2])
1788 AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
1789 CHECK_CONNTRACK()
1790 OVS_TRAFFIC_VSWITCHD_START()
1791
1792 ADD_NAMESPACES(at_ns0, at_ns1)
1793
1794 ADD_VETH(p0, at_ns0, br0, "10.1.1.1/24")
1795 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1796 ADD_VETH(p1, at_ns1, br0, "10.1.1.2/24")
1797
1798 dnl Allow any traffic from ns0->ns1.
1799 dnl Only allow nd, return traffic from ns1->ns0.
1800 AT_DATA([flows.txt], [dnl
1801 dnl track all IP traffic (this includes a helper call to non-NEW packets.)
1802 table=0 ip, action=ct(table=1)
1803 dnl
1804 dnl ARP
1805 dnl
1806 table=0 priority=100 arp arp_op=1 action=move:OXM_OF_ARP_TPA[[]]->NXM_NX_REG2[[]],resubmit(,8),goto_table:10
1807 table=0 priority=10 arp action=normal
1808 table=0 priority=0 action=drop
1809 dnl
1810 dnl Table 1
1811 dnl
1812 dnl Allow new FTP connections. These need to be commited.
1813 dnl This does helper for new packets.
1814 table=1 in_port=1 ct_state=+new, tcp, tp_dst=21, action=ct(alg=ftp,commit,nat(src=10.1.1.240)),2
1815 dnl Allow and NAT established TCP connections
1816 table=1 in_port=1 ct_state=+est, tcp,     action=ct(nat),2
1817 table=1 in_port=2 ct_state=+est, tcp,     action=ct(nat),1
1818 dnl Allow and NAT (new) related active (data) connections.
1819 dnl These need to be commited.
1820 table=1 in_port=2 ct_state=+new+rel, tcp, action=ct(commit,nat),1
1821 dnl Allow related ICMP packets.
1822 table=1 in_port=2 ct_state=+rel, icmp,    action=ct(nat),1
1823 dnl Drop everything else.
1824 table=1 priority=0, action=drop
1825 dnl
1826 dnl MAC resolution table for IP in reg2, stores mac in OXM_OF_PKT_REG0
1827 dnl
1828 table=8,reg2=0x0a0101f0/0xfffffff0,action=load:0x808888888888->OXM_OF_PKT_REG0[[]]
1829 table=8,priority=0,action=load:0->OXM_OF_PKT_REG0[[]]
1830 dnl ARP responder mac filled in at OXM_OF_PKT_REG0, or 0 for normal action.
1831 dnl TPA IP in reg2.
1832 dnl Swaps the fields of the ARP message to turn a query to a response.
1833 table=10 priority=100 arp xreg0=0 action=normal
1834 table=10 priority=10,arp,arp_op=1,action=load:2->OXM_OF_ARP_OP[[]],move:OXM_OF_ARP_SHA[[]]->OXM_OF_ARP_THA[[]],move:OXM_OF_PKT_REG0[[0..47]]->OXM_OF_ARP_SHA[[]],move:OXM_OF_ARP_SPA[[]]->OXM_OF_ARP_TPA[[]],move:NXM_NX_REG2[[]]->OXM_OF_ARP_SPA[[]],move:NXM_OF_ETH_SRC[[]]->NXM_OF_ETH_DST[[]],move:OXM_OF_PKT_REG0[[0..47]]->NXM_OF_ETH_SRC[[]],move:NXM_OF_IN_PORT[[]]->NXM_NX_REG3[[0..15]],load:0->NXM_OF_IN_PORT[[]],output:NXM_NX_REG3[[0..15]]
1835 table=10 priority=0 action=drop
1836 ])
1837
1838 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1839
1840 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
1841
1842 dnl FTP requests from p0->p1 should work fine.
1843 NS_CHECK_EXEC([at_ns0], [wget ftp://10.1.1.2 -4 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
1844
1845 dnl Discards CLOSE_WAIT and CLOSING
1846 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(10.1.1.2) | grep -v "FIN" | grep -v "CLOS"], [0], [dnl
1847 tcp,orig=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
1848 tcp,orig=(src=10.1.1.2,dst=10.1.1.240,sport=<cleared>,dport=<cleared>),reply=(src=10.1.1.1,dst=10.1.1.2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
1849 ])
1850
1851 OVS_TRAFFIC_VSWITCHD_STOP
1852 AT_CLEANUP
1853
1854 AT_SETUP([conntrack - IPv6 HTTP with NAT])
1855 CHECK_CONNTRACK()
1856 OVS_TRAFFIC_VSWITCHD_START()
1857
1858 ADD_NAMESPACES(at_ns0, at_ns1)
1859
1860 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
1861 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1862 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
1863 NS_CHECK_EXEC([at_ns1], [ip -6 neigh add fc00::240 lladdr 80:88:88:88:88:88 dev p1])
1864
1865 dnl Allow any traffic from ns0->ns1. Only allow nd, return traffic from ns1->ns0.
1866 AT_DATA([flows.txt], [dnl
1867 priority=1,action=drop
1868 priority=10,icmp6,action=normal
1869 priority=100,in_port=1,ip6,action=ct(commit,nat(src=fc00::240)),2
1870 priority=100,in_port=2,ct_state=-trk,ip6,action=ct(nat,table=0)
1871 priority=100,in_port=2,ct_state=+trk+est,ip6,action=1
1872 priority=200,in_port=2,ct_state=+trk+new,icmp6,icmpv6_code=0,icmpv6_type=135,nd_target=fc00::240,action=ct(commit,nat(dst=fc00::1)),1
1873 ])
1874
1875 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1876
1877 dnl Without this sleep, we get occasional failures due to the following error:
1878 dnl "connect: Cannot assign requested address"
1879 sleep 2;
1880
1881 dnl HTTP requests from ns0->ns1 should work fine.
1882 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py http6]], [http0.pid])
1883
1884 NS_CHECK_EXEC([at_ns0], [wget http://[[fc00::2]] -t 3 -T 1 --retry-connrefused -v -o wget0.log])
1885
1886 dnl HTTP requests from ns1->ns0 should fail due to network failure.
1887 dnl Try 3 times, in 1 second intervals.
1888 NETNS_DAEMONIZE([at_ns0], [[$PYTHON $srcdir/test-l7.py http6]], [http1.pid])
1889 NS_CHECK_EXEC([at_ns1], [wget http://[[fc00::1]] -t 3 -T 1 -v -o wget1.log], [4])
1890
1891 OVS_TRAFFIC_VSWITCHD_STOP
1892 AT_CLEANUP
1893
1894
1895 AT_SETUP([conntrack - IPv6 FTP with NAT])
1896 AT_SKIP_IF([test $HAVE_PYFTPDLIB = no])
1897 CHECK_CONNTRACK()
1898 OVS_TRAFFIC_VSWITCHD_START()
1899
1900 ADD_NAMESPACES(at_ns0, at_ns1)
1901
1902 ADD_VETH(p0, at_ns0, br0, "fc00::1/96")
1903 NS_CHECK_EXEC([at_ns0], [ip link set dev p0 address 80:88:88:88:88:88])
1904 ADD_VETH(p1, at_ns1, br0, "fc00::2/96")
1905 dnl Would be nice if NAT could translate neighbor discovery messages, too.
1906 NS_CHECK_EXEC([at_ns1], [ip -6 neigh add fc00::240 lladdr 80:88:88:88:88:88 dev p1])
1907
1908 dnl Allow any traffic from ns0->ns1.
1909 dnl Only allow nd, return traffic from ns1->ns0.
1910 AT_DATA([flows.txt], [dnl
1911 dnl Allow other ICMPv6 both ways (without commit).
1912 table=1 priority=100 in_port=1 icmp6, action=2
1913 table=1 priority=100 in_port=2 icmp6, action=1
1914 dnl track all IPv6 traffic (this includes NAT & help to non-NEW packets.)
1915 table=0 priority=10 ip6, action=ct(nat,table=1)
1916 table=0 priority=0 action=drop
1917 dnl
1918 dnl Table 1
1919 dnl
1920 dnl Allow new TCPv6 FTP control connections.
1921 table=1 in_port=1 ct_state=+new tcp6 ipv6_src=fc00::1 tp_dst=21  action=ct(alg=ftp,commit,nat(src=fc00::240)),2
1922 dnl Allow related TCPv6 connections from port 2 to the NATted address.
1923 table=1 in_port=2 ct_state=+new+rel tcp6 ipv6_dst=fc00::240 action=ct(commit,nat),1
1924 dnl Allow established TCPv6 connections both ways, enforce NATting
1925 table=1 in_port=1 ct_state=+est tcp6 ipv6_src=fc00::240   action=2
1926 table=1 in_port=2 ct_state=+est tcp6 ipv6_dst=fc00::1     action=1
1927 dnl Drop everything else.
1928 table=1 priority=0, action=drop
1929 ])
1930
1931 AT_CHECK([ovs-ofctl --bundle add-flows br0 flows.txt])
1932
1933 NETNS_DAEMONIZE([at_ns1], [[$PYTHON $srcdir/test-l7.py ftp]], [ftp0.pid])
1934
1935 dnl FTP requests from p0->p1 should work fine.
1936 NS_CHECK_EXEC([at_ns0], [wget ftp://[[fc00::2]] -6 --no-passive-ftp -t 3 -T 1 --retry-connrefused -v --server-response --no-proxy --no-remove-listing -o wget0.log -d])
1937
1938 dnl Discards CLOSE_WAIT and CLOSING
1939 AT_CHECK([ovs-appctl dpctl/dump-conntrack | FORMAT_CT(fc00::2) | grep -v "FIN" | grep -v "CLOS"], [0], [dnl
1940 tcp,orig=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),reply=(src=fc00::2,dst=fc00::240,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT),helper=ftp
1941 tcp,orig=(src=fc00::2,dst=fc00::240,sport=<cleared>,dport=<cleared>),reply=(src=fc00::1,dst=fc00::2,sport=<cleared>,dport=<cleared>),protoinfo=(state=TIME_WAIT)
1942 ])
1943
1944 OVS_TRAFFIC_VSWITCHD_STOP
1945 AT_CLEANUP