Examples with InboundPacket org.onosproject.net.packet.InboundPacket used on opensource projects

Example 21 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project TFG by mattinelorza.

the class InterpreterImpl method mapInboundPacket.

/**
 * Returns an ONS InboundPacket equivalent to the given pipeconf-specific
 * packet-in operation.
 *
 * @param packetIn packet operation
 * @param deviceId ID of the device that originated the packet-in
 * @return inbound packet
 * @throws PiInterpreterException if the packet operation cannot be mapped
 *                                to an inbound packet
 */
@Override
public InboundPacket mapInboundPacket(PiPacketOperation packetIn, DeviceId deviceId) throws PiInterpreterException {
    // Find the ingress_port metadata.
    // *** TODO EXERCISE 4: modify metadata names to match P4Info
    // ---- START SOLUTION ----
    final String inportMetadataName = "ADD HERE METADATA NAME FOR THE INGRESS PORT";
    // ---- END SOLUTION ----
    Optional<PiPacketMetadata> inportMetadata = packetIn.metadatas().stream().filter(meta -> meta.id().id().equals(inportMetadataName)).findFirst();
    if (!inportMetadata.isPresent()) {
        throw new PiInterpreterException(format("Missing metadata '%s' in packet-in received from '%s': %s", inportMetadataName, deviceId, packetIn));
    }
    // Build ONOS InboundPacket instance with the given ingress port.
    // 1. Parse packet-in object into Ethernet packet instance.
    final byte[] payloadBytes = packetIn.data().asArray();
    final ByteBuffer rawData = ByteBuffer.wrap(payloadBytes);
    final Ethernet ethPkt;
    try {
        ethPkt = Ethernet.deserializer().deserialize(payloadBytes, 0, packetIn.data().size());
    } catch (DeserializationException dex) {
        throw new PiInterpreterException(dex.getMessage());
    }
    // 2. Get ingress port
    final ImmutableByteSequence portBytes = inportMetadata.get().value();
    final short portNum = portBytes.asReadOnlyBuffer().getShort();
    final ConnectPoint receivedFrom = new ConnectPoint(deviceId, PortNumber.portNumber(portNum));
    return new DefaultInboundPacket(receivedFrom, ethPkt, rawData);
}

Example 22 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project dhcpl2relay by opencord.

the class DhcpL2RelayTestBase method sendPacket.

/**
 * Sends an Ethernet packet to the process method of the Packet Processor.
 *
 * @param pkt Ethernet packet
 */
void sendPacket(Ethernet pkt, ConnectPoint cp) {
    final ByteBuffer byteBuffer = ByteBuffer.wrap(pkt.serialize());
    InboundPacket inPacket = new DefaultInboundPacket(cp, pkt, byteBuffer);
    PacketContext context = new TestPacketContext(127L, inPacket, null, false);
    packetProcessor.process(context);
}

Example 23 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project aaa by opencord.

the class AaaStatisticsTest method testRequestRetransmittedCount.

/*
     * Tests the retransmitted packet and malformed packet count
     *
     * @throws DeserializationException
     *  if packed deserialization fails.
     */
@Test
public void testRequestRetransmittedCount() throws Exception {
    // (1) Supplicant start up
    Ethernet startPacket = constructSupplicantStartPacket();
    sendPacket(startPacket);
    assertAfter(ASSERTION_DELAY, ASSERTION_LENGTH, () -> {
        // (2) Supplicant identify
        Ethernet identifyPacket = null;
        try {
            identifyPacket = constructSupplicantIdentifyPacket(null, EAP.ATTR_IDENTITY, (byte) 1, null);
            sendPacket(identifyPacket);
            RADIUS radiusIdentifyPacket = (RADIUS) fetchPacket(1);
            checkRadiusPacketFromSupplicant(radiusIdentifyPacket);
            // again creating pending state for same packet
            constructSupplicantIdentifyPacket(null, EAP.ATTR_IDENTITY, (byte) 1, null);
            sendPacket(identifyPacket);
        } catch (Exception e) {
            log.error(e.getMessage());
            fail();
        }
    });
    assertAfter(ASSERTION_DELAY, ASSERTION_LENGTH, () -> {
        aaaManager.impl.handlePacketFromServer(null);
        aaaManager.aaaStatisticsManager.calculatePacketRoundtripTime();
        // creating malformed packet
        final ByteBuffer byteBuffer = ByteBuffer.wrap(startPacket.serialize());
        InboundPacket inPacket = new DefaultInboundPacket(connectPoint("1", 1), startPacket, byteBuffer);
        PacketContext context = new TestPacketContext(127L, inPacket, null, false);
        aaaManager.impl.handlePacketFromServer(context);
        // Check for increase of Stats
        assertNotEquals(aaaStatisticsManager.getAaaStats().getEapolResIdentityMsgTrans(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getEapolStartReqRx(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getRadiusAccessRequestsTx(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getDroppedResponsesRx(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getRadiusPendingRequests(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getMalformedResponsesRx(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getRequestReTx(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getUnknownTypeRx(), ZERO);
        assertNotEquals(aaaStatisticsManager.getAaaStats().getUnknownServerRx(), ZERO);
        countAaaStatistics();
    });
}

Example 24 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project aaa by opencord.

the class AaaTestBase method sendPacket.

/**
 * Sends an Ethernet packet to the process method of the Packet Processor.
 *
 * @param reply Ethernet packet
 */
void sendPacket(Ethernet reply) {
    final ByteBuffer byteBuffer = ByteBuffer.wrap(reply.serialize());
    InboundPacket inPacket = new DefaultInboundPacket(connectPoint("1", 1), reply, byteBuffer);
    PacketContext context = new TestPacketContext(127L, inPacket, null, false);
    packetProcessor.process(context);
}

Example 25 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project aaa by opencord.

the class PortBasedRadiusCommunicator method handlePacketFromServer.

@Override
public void handlePacketFromServer(PacketContext context) {
    // Extract the original Ethernet frame from the packet information
    InboundPacket pkt = context.inPacket();
    Ethernet ethPkt = pkt.parsed();
    if (ethPkt == null) {
        return;
    }
    // identify if incoming packet
    switch(EthType.EtherType.lookup(ethPkt.getEtherType())) {
        case ARP:
            handleArpPacketFromServer(context);
            break;
        case IPV4:
            handleIPv4PacketFromServer(context);
            break;
        default:
            log.debug("Skipping Ethernet packet type {}", EthType.EtherType.lookup(ethPkt.getEtherType()));
    }
}