Examples with OutputInstruction org.onosproject.net.flow.instructions.Instructions.OutputInstruction used on opensource projects

Example 1 with OutputInstruction

use of org.onosproject.net.flow.instructions.Instructions.OutputInstruction in project onos by opennetworkinglab.

the class DefaultCheckLoop method processOneOutputInstruction.

/**
 * Process one output instruction.
 *
 * Params are passed from processOneInstruction directly,
 * and obey the same rules.
 *
 * @param instOne the instruction to be processed
 * @param currentDeviceId id of the device we are now in
 * @param initPkt the packet before being copied
 * @param matchedPkt the packet which matched the flow entry,
 *                   to which this instruction belongs
 * @param isFindLoop indicate if it is invoked by findLoop method
 * @param firstEntry the flow entry from which the packet is generated
 * @return true, if a loop is discovered;
 *         false, 1. invoked by matchDeviceFlows method, and detected no loop;
 *                2. invoked by findLoop method
 */
private boolean processOneOutputInstruction(Instruction instOne, DeviceId currentDeviceId, TsLoopPacket initPkt, TsLoopPacket matchedPkt, boolean isFindLoop, FlowEntry firstEntry) {
    OutputInstruction instOutput = (OutputInstruction) instOne;
    PortNumber instPort = instOutput.port();
    if (!instPort.isLogical()) {
        // single OUTPUT - NIC or normal port
        Set<Link> dstLink = tsGetEgressLinks(new ConnectPoint(currentDeviceId, instPort));
        if (!dstLink.isEmpty()) {
            // TODO - now, just deal with the first destination.
            // will there be more destinations?
            Link dstThisLink = dstLink.iterator().next();
            ConnectPoint dstPoint = dstThisLink.dst();
            // check output to devices only (output to a host is normal)
            if (isDevice(dstPoint)) {
                PortCriterion oldInPort = updatePktInportPerHop(matchedPkt, dstPoint);
                matchedPkt.pushPathLink(dstThisLink);
                TsLoopPacket newNewPkt = matchedPkt.copyPacketMatch();
                boolean loopFound = matchDeviceFlows(dstPoint.deviceId(), newNewPkt);
                if (isFindLoop) {
                    if (loopFound) {
                        loops.add(newNewPkt);
                        updateExcludeDeviceSet(newNewPkt);
                    }
                    matchedPkt.resetLinkFlow(firstEntry);
                } else {
                    if (loopFound) {
                        initPkt.handInLoopMatch(newNewPkt);
                        return true;
                    }
                    matchedPkt.popPathLink();
                }
                restorePktInportPerHop(matchedPkt, oldInPort);
            }
        } else {
            if (!isFindLoop) {
                // TODO - NEED
                log.warn("no link connecting at device {}, port {}", currentDeviceId, instPort);
            }
        }
    } else if (instPort.equals(PortNumber.IN_PORT)) {
        // TODO - in the future,
        // we may need to resolve this condition 1
        log.warn("can not handle {} port now.", PortNumber.IN_PORT);
    } else if (instPort.equals(PortNumber.NORMAL) || instPort.equals(PortNumber.FLOOD) || instPort.equals(PortNumber.ALL)) {
        // TODO - in the future,
        // we may need to resolve this condition 2
        log.warn("can not handle {}/{}/{} now.", PortNumber.NORMAL, PortNumber.FLOOD, PortNumber.ALL);
    }
    return false;
}

Example 2 with OutputInstruction

use of org.onosproject.net.flow.instructions.Instructions.OutputInstruction in project onos by opennetworkinglab.

the class InstructionJsonMatcher method matchOutputInstruction.

// TODO: need to add matchModVlanHeaderInstruction
/**
 * Matches the contents of an output instruction.
 *
 * @param instructionJson JSON instruction to match
 * @param description Description object used for recording errors
 * @return true if contents match, false otherwise
 */
private boolean matchOutputInstruction(JsonNode instructionJson, Description description) {
    final String jsonType = instructionJson.get("type").textValue();
    OutputInstruction instructionToMatch = (OutputInstruction) instruction;
    if (!instructionToMatch.type().name().equals(jsonType)) {
        description.appendText("type was " + jsonType);
        return false;
    }
    if (instructionJson.get("port").isLong() || instructionJson.get("port").isInt()) {
        final long jsonPort = instructionJson.get("port").asLong();
        if (instructionToMatch.port().toLong() != (jsonPort)) {
            description.appendText("port was " + jsonPort);
            return false;
        }
    } else if (instructionJson.get("port").isTextual()) {
        final String jsonPort = instructionJson.get("port").textValue();
        if (!instructionToMatch.port().toString().equals(jsonPort)) {
            description.appendText("port was " + jsonPort);
            return false;
        }
    } else {
        final String jsonPort = instructionJson.get("port").toString();
        description.appendText("Unmatching types ");
        description.appendText("instructionToMatch " + instructionToMatch.port().toString());
        description.appendText("jsonPort " + jsonPort);
    }
    return true;
}

Example 3 with OutputInstruction

use of org.onosproject.net.flow.instructions.Instructions.OutputInstruction in project onos by opennetworkinglab.

the class HostMonitorTest method testMonitorIpv4HostDoesNotExist.

@Test
public void testMonitorIpv4HostDoesNotExist() throws Exception {
    HostManager hostManager = createMock(HostManager.class);
    DeviceId devId = DeviceId.deviceId("fake");
    Device device = createMock(Device.class);
    expect(device.id()).andReturn(devId).anyTimes();
    replay(device);
    PortNumber portNum = PortNumber.portNumber(1L);
    Port port = createMock(Port.class);
    expect(port.number()).andReturn(portNum).anyTimes();
    expect(port.isEnabled()).andReturn(true).anyTimes();
    replay(port);
    TestDeviceService deviceService = new TestDeviceService();
    deviceService.addDevice(device, Collections.singleton(port));
    ConnectPoint cp = new ConnectPoint(devId, portNum);
    expect(hostManager.getHostsByIp(TARGET_IPV4_ADDR)).andReturn(Collections.emptySet()).anyTimes();
    replay(hostManager);
    InterfaceService interfaceService = createMock(InterfaceService.class);
    expect(interfaceService.getMatchingInterfaces(TARGET_IPV4_ADDR)).andReturn(Collections.singleton(new Interface(Interface.NO_INTERFACE_NAME, cp, Collections.singletonList(IA1), sourceMac, VlanId.NONE))).anyTimes();
    replay(interfaceService);
    TestPacketService packetService = new TestPacketService();
    // Run the test
    hostMonitor = new HostMonitor(packetService, hostManager, interfaceService, edgePortService, deviceService);
    hostMonitor.addMonitoringFor(TARGET_IPV4_ADDR);
    hostMonitor.run();
    // Check that a packet was sent to our PacketService and that it has
    // the properties we expect
    assertEquals(2, packetService.packets.size());
    OutboundPacket packet = packetService.packets.get(0);
    // Check the output port is correct
    assertEquals(1, packet.treatment().immediate().size());
    Instruction instruction = packet.treatment().immediate().get(0);
    assertTrue(instruction instanceof OutputInstruction);
    OutputInstruction oi = (OutputInstruction) instruction;
    assertEquals(portNum, oi.port());
    // Check the output packet is correct (well the important bits anyway)
    final byte[] pktData = new byte[packet.data().remaining()];
    packet.data().get(pktData);
    Ethernet eth = Ethernet.deserializer().deserialize(pktData, 0, pktData.length);
    assertEquals(Ethernet.VLAN_UNTAGGED, eth.getVlanID());
    ARP arp = (ARP) eth.getPayload();
    assertArrayEquals(SOURCE_IPV4_ADDR.toOctets(), arp.getSenderProtocolAddress());
    assertArrayEquals(sourceMac.toBytes(), arp.getSenderHardwareAddress());
    assertArrayEquals(TARGET_IPV4_ADDR.toOctets(), arp.getTargetProtocolAddress());
}

Example 4 with OutputInstruction

use of org.onosproject.net.flow.instructions.Instructions.OutputInstruction in project onos by opennetworkinglab.

the class HostMonitorTest method testMonitorIpv4HostDoesNotExistWithVlan.

@Test
public void testMonitorIpv4HostDoesNotExistWithVlan() throws Exception {
    HostManager hostManager = createMock(HostManager.class);
    DeviceId devId = DeviceId.deviceId("fake");
    short vlan = 5;
    Device device = createMock(Device.class);
    expect(device.id()).andReturn(devId).anyTimes();
    replay(device);
    PortNumber portNum = PortNumber.portNumber(1L);
    Port port = createMock(Port.class);
    expect(port.number()).andReturn(portNum).anyTimes();
    expect(port.isEnabled()).andReturn(true).anyTimes();
    replay(port);
    TestDeviceService deviceService = new TestDeviceService();
    deviceService.addDevice(device, Collections.singleton(port));
    ConnectPoint cp = new ConnectPoint(devId, portNum);
    expect(hostManager.getHostsByIp(TARGET_IPV4_ADDR)).andReturn(Collections.emptySet()).anyTimes();
    replay(hostManager);
    InterfaceService interfaceService = createMock(InterfaceService.class);
    expect(interfaceService.getMatchingInterfaces(TARGET_IPV4_ADDR)).andReturn(Collections.singleton(new Interface(Interface.NO_INTERFACE_NAME, cp, Collections.singletonList(IA1), sourceMac, VlanId.vlanId(vlan)))).anyTimes();
    replay(interfaceService);
    TestPacketService packetService = new TestPacketService();
    // Run the test
    hostMonitor = new HostMonitor(packetService, hostManager, interfaceService, edgePortService, deviceService);
    hostMonitor.addMonitoringFor(TARGET_IPV4_ADDR);
    hostMonitor.run();
    // Check that a packet was sent to our PacketService and that it has
    // the properties we expect
    assertEquals(2, packetService.packets.size());
    OutboundPacket packet = packetService.packets.get(0);
    // Check the output port is correct
    assertEquals(1, packet.treatment().immediate().size());
    Instruction instruction = packet.treatment().immediate().get(0);
    assertTrue(instruction instanceof OutputInstruction);
    OutputInstruction oi = (OutputInstruction) instruction;
    assertEquals(portNum, oi.port());
    // Check the output packet is correct (well the important bits anyway)
    final byte[] pktData = new byte[packet.data().remaining()];
    packet.data().get(pktData);
    Ethernet eth = Ethernet.deserializer().deserialize(pktData, 0, pktData.length);
    assertEquals(vlan, eth.getVlanID());
    ARP arp = (ARP) eth.getPayload();
    assertArrayEquals(SOURCE_IPV4_ADDR.toOctets(), arp.getSenderProtocolAddress());
    assertArrayEquals(sourceMac.toBytes(), arp.getSenderHardwareAddress());
    assertArrayEquals(TARGET_IPV4_ADDR.toOctets(), arp.getTargetProtocolAddress());
}

Example 5 with OutputInstruction

use of org.onosproject.net.flow.instructions.Instructions.OutputInstruction in project onos by opennetworkinglab.

the class HostMonitorTest method testMonitorIpv6HostDoesNotExist.

@Test
public void testMonitorIpv6HostDoesNotExist() throws Exception {
    HostManager hostManager = createMock(HostManager.class);
    DeviceId devId = DeviceId.deviceId("fake");
    Device device = createMock(Device.class);
    expect(device.id()).andReturn(devId).anyTimes();
    replay(device);
    PortNumber portNum = PortNumber.portNumber(2L);
    Port port = createMock(Port.class);
    expect(port.number()).andReturn(portNum).anyTimes();
    expect(port.isEnabled()).andReturn(true).anyTimes();
    replay(port);
    TestDeviceService deviceService = new TestDeviceService();
    deviceService.addDevice(device, Collections.singleton(port));
    ConnectPoint cp = new ConnectPoint(devId, portNum);
    expect(hostManager.getHostsByIp(TARGET_IPV6_ADDR)).andReturn(Collections.emptySet()).anyTimes();
    replay(hostManager);
    InterfaceService interfaceService = createMock(InterfaceService.class);
    expect(interfaceService.getMatchingInterfaces(TARGET_IPV6_ADDR)).andReturn(Collections.singleton(new Interface(Interface.NO_INTERFACE_NAME, cp, Collections.singletonList(IA2), sourceMac2, VlanId.NONE))).anyTimes();
    replay(interfaceService);
    TestPacketService packetService = new TestPacketService();
    // Run the test
    hostMonitor = new HostMonitor(packetService, hostManager, interfaceService, edgePortService, deviceService);
    hostMonitor.addMonitoringFor(TARGET_IPV6_ADDR);
    hostMonitor.run();
    // Check that a packet was sent to our PacketService and that it has
    // the properties we expect
    assertEquals(2, packetService.packets.size());
    OutboundPacket packet = packetService.packets.get(0);
    // Check the output port is correct
    assertEquals(1, packet.treatment().immediate().size());
    Instruction instruction = packet.treatment().immediate().get(0);
    assertTrue(instruction instanceof OutputInstruction);
    OutputInstruction oi = (OutputInstruction) instruction;
    assertEquals(portNum, oi.port());
    // Check the output packet is correct (well the important bits anyway)
    final byte[] pktData = new byte[packet.data().remaining()];
    packet.data().get(pktData);
    Ethernet eth = Ethernet.deserializer().deserialize(pktData, 0, pktData.length);
    assertEquals(Ethernet.VLAN_UNTAGGED, eth.getVlanID());
    IPv6 ipv6 = (IPv6) eth.getPayload();
    assertArrayEquals(SOURCE_IPV6_ADDR.toOctets(), ipv6.getSourceAddress());
    NeighborSolicitation ns = (NeighborSolicitation) ipv6.getPayload().getPayload();
    assertArrayEquals(sourceMac2.toBytes(), ns.getOptions().get(0).data());
    assertArrayEquals(TARGET_IPV6_ADDR.toOctets(), ns.getTargetAddress());
}