Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 1 | package org.onlab.onos.provider.of.packet.impl; |
| 2 | |
| 3 | import static org.junit.Assert.assertEquals; |
| 4 | import static org.junit.Assert.assertNotNull; |
| 5 | import static org.junit.Assert.assertNull; |
| 6 | |
| 7 | import java.nio.ByteBuffer; |
| 8 | import java.util.ArrayList; |
| 9 | import java.util.List; |
| 10 | import java.util.Set; |
| 11 | |
| 12 | import org.junit.After; |
| 13 | import org.junit.Before; |
| 14 | import org.junit.Test; |
| 15 | import org.onlab.onos.net.DeviceId; |
| 16 | import org.onlab.onos.net.PortNumber; |
| 17 | import org.onlab.onos.net.flow.DefaultTrafficTreatment; |
| 18 | import org.onlab.onos.net.flow.TrafficTreatment; |
| 19 | import org.onlab.onos.net.flow.instructions.Instruction; |
| 20 | import org.onlab.onos.net.flow.instructions.Instructions; |
| 21 | import org.onlab.onos.net.packet.DefaultOutboundPacket; |
| 22 | import org.onlab.onos.net.packet.OutboundPacket; |
| 23 | import org.onlab.onos.net.packet.PacketContext; |
| 24 | import org.onlab.onos.net.packet.PacketProvider; |
| 25 | import org.onlab.onos.net.packet.PacketProviderRegistry; |
| 26 | import org.onlab.onos.net.packet.PacketProviderService; |
| 27 | import org.onlab.onos.net.provider.ProviderId; |
| 28 | import org.onlab.onos.openflow.controller.DefaultOpenFlowPacketContext; |
| 29 | import org.onlab.onos.openflow.controller.Dpid; |
| 30 | import org.onlab.onos.openflow.controller.OpenFlowController; |
| 31 | import org.onlab.onos.openflow.controller.OpenFlowEventListener; |
| 32 | import org.onlab.onos.openflow.controller.OpenFlowPacketContext; |
| 33 | import org.onlab.onos.openflow.controller.OpenFlowSwitch; |
| 34 | import org.onlab.onos.openflow.controller.OpenFlowSwitchListener; |
| 35 | import org.onlab.onos.openflow.controller.PacketListener; |
| 36 | import org.onlab.onos.openflow.controller.RoleState; |
| 37 | import org.onlab.packet.ARP; |
| 38 | import org.onlab.packet.Ethernet; |
Ayaka Koshibe | 1d56fe4 | 2014-09-19 16:51:58 -0700 | [diff] [blame^] | 39 | import org.onlab.packet.IpPrefix; |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 40 | import org.projectfloodlight.openflow.protocol.OFFactory; |
| 41 | import org.projectfloodlight.openflow.protocol.OFMessage; |
| 42 | import org.projectfloodlight.openflow.protocol.OFPacketIn; |
| 43 | import org.projectfloodlight.openflow.protocol.OFPacketInReason; |
| 44 | import org.projectfloodlight.openflow.protocol.OFPortDesc; |
| 45 | import org.projectfloodlight.openflow.protocol.ver10.OFFactoryVer10; |
| 46 | import org.projectfloodlight.openflow.types.MacAddress; |
| 47 | import org.projectfloodlight.openflow.types.OFBufferId; |
| 48 | import org.projectfloodlight.openflow.types.OFPort; |
| 49 | |
| 50 | import com.google.common.collect.Lists; |
| 51 | import com.google.common.collect.Sets; |
| 52 | |
| 53 | |
| 54 | public class OpenFlowPacketProviderTest { |
| 55 | |
| 56 | private static final int PN1 = 100; |
| 57 | private static final int PN2 = 200; |
| 58 | private static final int PN3 = 300; |
| 59 | private static final short VLANID = (short) 100; |
| 60 | |
| 61 | private static final DeviceId DID = DeviceId.deviceId("of:1"); |
| 62 | private static final DeviceId DID_MISSING = DeviceId.deviceId("of:2"); |
| 63 | private static final DeviceId DID_WRONG = DeviceId.deviceId("test:1"); |
| 64 | private static final PortNumber P1 = PortNumber.portNumber(PN1); |
| 65 | private static final PortNumber P2 = PortNumber.portNumber(PN2); |
| 66 | private static final PortNumber P3 = PortNumber.portNumber(PN3); |
| 67 | |
| 68 | private static final Instruction INST1 = Instructions.createOutput(P1); |
| 69 | private static final Instruction INST2 = Instructions.createOutput(P2); |
| 70 | private static final Instruction INST3 = Instructions.createOutput(P3); |
| 71 | |
| 72 | private static final OFPortDesc PD1 = portDesc(PN1); |
| 73 | private static final OFPortDesc PD2 = portDesc(PN2); |
| 74 | |
| 75 | private static final List<OFPortDesc> PLIST = Lists.newArrayList(PD1, PD2); |
| 76 | private static final TrafficTreatment TR = treatment(INST1, INST2); |
| 77 | private static final TrafficTreatment TR_MISSING = treatment(INST1, INST3); |
| 78 | |
| 79 | private final OpenFlowPacketProvider provider = new OpenFlowPacketProvider(); |
| 80 | private final TestPacketRegistry registry = new TestPacketRegistry(); |
| 81 | private final TestController controller = new TestController(); |
| 82 | |
Ayaka Koshibe | 0380d4c | 2014-09-19 16:03:07 -0700 | [diff] [blame] | 83 | private final TestOpenFlowSwitch sw = new TestOpenFlowSwitch(); |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 84 | |
| 85 | @Before |
| 86 | public void startUp() { |
| 87 | provider.providerRegistry = registry; |
| 88 | provider.controller = controller; |
| 89 | provider.activate(); |
| 90 | assertNotNull("listener should be registered", registry.listener); |
| 91 | } |
| 92 | |
| 93 | @After |
| 94 | public void teardown() { |
| 95 | provider.deactivate(); |
| 96 | assertNull("listeners shouldn't be registered", registry.listener); |
| 97 | provider.controller = null; |
| 98 | provider.providerRegistry = null; |
| 99 | } |
| 100 | |
| 101 | @Test(expected = IllegalArgumentException.class) |
Ayaka Koshibe | 91c9bc7 | 2014-09-19 12:52:24 -0700 | [diff] [blame] | 102 | public void wrongScheme() { |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 103 | sw.setRole(RoleState.MASTER); |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 104 | OutboundPacket schemeFailPkt = outPacket(DID_WRONG, TR, null); |
| 105 | provider.emit(schemeFailPkt); |
| 106 | assertEquals("message sent incorrectly", 0, sw.sent.size()); |
| 107 | } |
| 108 | |
| 109 | @Test |
| 110 | public void emit() { |
| 111 | |
| 112 | MacAddress mac1 = MacAddress.of("00:00:00:11:00:01"); |
| 113 | MacAddress mac2 = MacAddress.of("00:00:00:22:00:02"); |
| 114 | |
| 115 | ARP arp = new ARP(); |
Ayaka Koshibe | 1d56fe4 | 2014-09-19 16:51:58 -0700 | [diff] [blame^] | 116 | arp.setSenderProtocolAddress(IpPrefix.ANY) |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 117 | .setSenderHardwareAddress(mac1.getBytes()) |
| 118 | .setTargetHardwareAddress(mac2.getBytes()) |
Ayaka Koshibe | 1d56fe4 | 2014-09-19 16:51:58 -0700 | [diff] [blame^] | 119 | .setTargetProtocolAddress(IpPrefix.ANY) |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 120 | .setHardwareType((short) 0) |
| 121 | .setProtocolType((short) 0) |
| 122 | .setHardwareAddressLength((byte) 6) |
| 123 | .setProtocolAddressLength((byte) 4) |
| 124 | .setOpCode((byte) 0); |
| 125 | |
| 126 | Ethernet eth = new Ethernet(); |
| 127 | eth.setVlanID(VLANID) |
| 128 | .setEtherType(Ethernet.TYPE_ARP) |
| 129 | .setSourceMACAddress("00:00:00:11:00:01") |
| 130 | .setDestinationMACAddress("00:00:00:22:00:02") |
| 131 | .setPayload(arp); |
| 132 | |
| 133 | //the should-be working setup. |
| 134 | OutboundPacket passPkt = outPacket(DID, TR, eth); |
| 135 | sw.setRole(RoleState.MASTER); |
| 136 | provider.emit(passPkt); |
| 137 | assertEquals("invalid switch", sw, controller.current); |
| 138 | assertEquals("message not sent", PLIST.size(), sw.sent.size()); |
| 139 | sw.sent.clear(); |
| 140 | |
| 141 | //wrong Role |
| 142 | sw.setRole(RoleState.SLAVE); |
| 143 | provider.emit(passPkt); |
| 144 | assertEquals("invalid switch", sw, controller.current); |
| 145 | assertEquals("message sent incorrectly", 0, sw.sent.size()); |
| 146 | |
| 147 | sw.setRole(RoleState.MASTER); |
| 148 | |
| 149 | //missing switch |
| 150 | OutboundPacket swFailPkt = outPacket(DID_MISSING, TR, eth); |
| 151 | provider.emit(swFailPkt); |
| 152 | assertNull("invalid switch", controller.current); |
| 153 | assertEquals("message sent incorrectly", 0, sw.sent.size()); |
| 154 | |
| 155 | //to missing port |
| 156 | OutboundPacket portFailPkt = outPacket(DID, TR_MISSING, eth); |
| 157 | provider.emit(portFailPkt); |
| 158 | assertEquals("extra message sent", 1, sw.sent.size()); |
| 159 | |
| 160 | } |
| 161 | |
| 162 | @Test |
| 163 | public void handlePacket() { |
| 164 | OFPacketIn pkt = sw.factory().buildPacketIn() |
| 165 | .setBufferId(OFBufferId.NO_BUFFER) |
| 166 | .setInPort(OFPort.NO_MASK) |
| 167 | .setReason(OFPacketInReason.INVALID_TTL) |
| 168 | .build(); |
| 169 | |
| 170 | controller.processPacket(null, pkt); |
| 171 | assertNotNull("message unprocessed", registry.ctx); |
| 172 | |
| 173 | } |
| 174 | |
| 175 | private static OFPortDesc portDesc(int port) { |
| 176 | OFPortDesc.Builder builder = OFFactoryVer10.INSTANCE.buildPortDesc(); |
| 177 | builder.setPortNo(OFPort.of(port)); |
| 178 | |
| 179 | return builder.build(); |
| 180 | } |
| 181 | |
| 182 | private static TrafficTreatment treatment(Instruction ... insts) { |
| 183 | TrafficTreatment.Builder builder = new DefaultTrafficTreatment.Builder(); |
| 184 | for (Instruction i : insts) { |
| 185 | builder.add(i); |
| 186 | } |
| 187 | return builder.build(); |
| 188 | } |
| 189 | |
| 190 | private static OutboundPacket outPacket( |
| 191 | DeviceId d, TrafficTreatment t, Ethernet e) { |
| 192 | ByteBuffer buf = null; |
| 193 | if (e != null) { |
| 194 | buf = ByteBuffer.wrap(e.serialize()); |
| 195 | } |
| 196 | return new DefaultOutboundPacket(d, t, buf); |
| 197 | } |
| 198 | |
| 199 | private class TestPacketRegistry implements PacketProviderRegistry { |
| 200 | |
| 201 | PacketProvider listener = null; |
| 202 | PacketContext ctx = null; |
| 203 | |
| 204 | @Override |
| 205 | public PacketProviderService register(PacketProvider provider) { |
| 206 | listener = provider; |
| 207 | return new TestPacketProviderService(); |
| 208 | } |
| 209 | |
| 210 | @Override |
| 211 | public void unregister(PacketProvider provider) { |
| 212 | listener = null; |
| 213 | } |
| 214 | |
| 215 | @Override |
| 216 | public Set<ProviderId> getProviders() { |
| 217 | return Sets.newHashSet(listener.id()); |
| 218 | } |
| 219 | |
| 220 | private class TestPacketProviderService implements PacketProviderService { |
| 221 | |
| 222 | @Override |
| 223 | public PacketProvider provider() { |
| 224 | return null; |
| 225 | } |
| 226 | |
| 227 | @Override |
| 228 | public void processPacket(PacketContext context) { |
| 229 | ctx = context; |
| 230 | } |
| 231 | |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | private class TestController implements OpenFlowController { |
| 236 | |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 237 | PacketListener pktListener; |
| 238 | OpenFlowSwitch current; |
| 239 | |
| 240 | @Override |
| 241 | public Iterable<OpenFlowSwitch> getSwitches() { |
| 242 | return null; |
| 243 | } |
| 244 | |
| 245 | @Override |
| 246 | public Iterable<OpenFlowSwitch> getMasterSwitches() { |
| 247 | return null; |
| 248 | } |
| 249 | |
| 250 | @Override |
| 251 | public Iterable<OpenFlowSwitch> getEqualSwitches() { |
| 252 | return null; |
| 253 | } |
| 254 | |
| 255 | @Override |
| 256 | public OpenFlowSwitch getSwitch(Dpid dpid) { |
| 257 | if (dpid.equals(Dpid.dpid(DID.uri()))) { |
| 258 | current = sw; |
| 259 | } else { |
| 260 | current = null; |
| 261 | } |
| 262 | return current; |
| 263 | } |
| 264 | |
| 265 | @Override |
| 266 | public OpenFlowSwitch getMasterSwitch(Dpid dpid) { |
| 267 | return null; |
| 268 | } |
| 269 | |
| 270 | @Override |
| 271 | public OpenFlowSwitch getEqualSwitch(Dpid dpid) { |
| 272 | return null; |
| 273 | } |
| 274 | |
| 275 | @Override |
| 276 | public void addListener(OpenFlowSwitchListener listener) { |
| 277 | } |
| 278 | |
| 279 | @Override |
| 280 | public void removeListener(OpenFlowSwitchListener listener) { |
| 281 | } |
| 282 | |
| 283 | @Override |
| 284 | public void addPacketListener(int priority, PacketListener listener) { |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 285 | pktListener = listener; |
| 286 | } |
| 287 | |
| 288 | @Override |
| 289 | public void removePacketListener(PacketListener listener) { |
| 290 | } |
| 291 | |
| 292 | @Override |
| 293 | public void addEventListener(OpenFlowEventListener listener) { |
| 294 | } |
| 295 | |
| 296 | @Override |
| 297 | public void removeEventListener(OpenFlowEventListener listener) { |
| 298 | } |
| 299 | |
| 300 | @Override |
| 301 | public void write(Dpid dpid, OFMessage msg) { |
| 302 | } |
| 303 | |
| 304 | @Override |
| 305 | public void processPacket(Dpid dpid, OFMessage msg) { |
| 306 | OpenFlowPacketContext pktCtx = |
| 307 | DefaultOpenFlowPacketContext. |
| 308 | packetContextFromPacketIn(sw, (OFPacketIn) msg); |
| 309 | pktListener.handlePacket(pktCtx); |
| 310 | } |
| 311 | |
| 312 | @Override |
| 313 | public void setRole(Dpid dpid, RoleState role) { |
| 314 | } |
| 315 | |
| 316 | } |
| 317 | |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 318 | private class TestOpenFlowSwitch implements OpenFlowSwitch { |
| 319 | |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 320 | RoleState state; |
| 321 | List<OFMessage> sent = new ArrayList<OFMessage>(); |
| 322 | OFFactory factory = OFFactoryVer10.INSTANCE; |
| 323 | |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 324 | @Override |
| 325 | public void sendMsg(OFMessage msg) { |
| 326 | sent.add(msg); |
| 327 | } |
| 328 | |
| 329 | @Override |
| 330 | public void sendMsg(List<OFMessage> msgs) { |
| 331 | } |
| 332 | |
| 333 | @Override |
| 334 | public void handleMessage(OFMessage fromSwitch) { |
| 335 | } |
| 336 | |
| 337 | @Override |
| 338 | public void setRole(RoleState role) { |
| 339 | state = role; |
| 340 | } |
| 341 | |
| 342 | @Override |
| 343 | public RoleState getRole() { |
| 344 | return state; |
| 345 | } |
| 346 | |
| 347 | @Override |
| 348 | public List<OFPortDesc> getPorts() { |
Ayaka Koshibe | 0380d4c | 2014-09-19 16:03:07 -0700 | [diff] [blame] | 349 | return PLIST; |
Ayaka Koshibe | 96ca09d | 2014-09-19 12:06:14 -0700 | [diff] [blame] | 350 | } |
| 351 | |
| 352 | @Override |
| 353 | public OFFactory factory() { |
| 354 | return factory; |
| 355 | } |
| 356 | |
| 357 | @Override |
| 358 | public String getStringId() { |
| 359 | return null; |
| 360 | } |
| 361 | |
| 362 | @Override |
| 363 | public long getId() { |
| 364 | return 0; |
| 365 | } |
| 366 | |
| 367 | @Override |
| 368 | public String manfacturerDescription() { |
| 369 | return null; |
| 370 | } |
| 371 | |
| 372 | @Override |
| 373 | public String datapathDescription() { |
| 374 | return null; |
| 375 | } |
| 376 | |
| 377 | @Override |
| 378 | public String hardwareDescription() { |
| 379 | return null; |
| 380 | } |
| 381 | |
| 382 | @Override |
| 383 | public String softwareDescription() { |
| 384 | return null; |
| 385 | } |
| 386 | |
| 387 | @Override |
| 388 | public String serialNumber() { |
| 389 | return null; |
| 390 | } |
| 391 | |
| 392 | @Override |
| 393 | public void disconnectSwitch() { |
| 394 | } |
| 395 | |
| 396 | } |
| 397 | |
| 398 | } |