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

Example 1 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project onos by opennetworkinglab.

the class CastorArpManager method handlePacket.

@Override
public boolean handlePacket(PacketContext context) {
    InboundPacket pkt = context.inPacket();
    Ethernet ethPkt = pkt.parsed();
    if (ethPkt == null) {
        return false;
    }
    MessageContext msgContext = createContext(ethPkt, pkt.receivedFrom());
    if (msgContext == null) {
        return false;
    }
    switch(msgContext.type()) {
        case REPLY:
            forward(msgContext);
            updateMac(msgContext);
            handleArpForL2(msgContext);
            break;
        case REQUEST:
            forward(msgContext);
            updateMac(msgContext);
            handleArpForL2(msgContext);
            break;
        default:
            return false;
    }
    context.block();
    return true;
}

Example 2 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project onos by opennetworkinglab.

the class DhcpManagerTest method sendPacket.

/**
 * Sends an Ethernet packet to the process method of the Packet Processor.
 * @param reply Ethernet packet
 */
private 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 3 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project onos by opennetworkinglab.

the class PipelineInterpreterImpl method mapInboundPacket.

@Override
public InboundPacket mapInboundPacket(PiPacketOperation packetIn, DeviceId deviceId) throws PiInterpreterException {
    // We assume that the packet is ethernet, which is fine since mytunnel.p4
    // can deparse only ethernet packets.
    Ethernet ethPkt;
    try {
        ethPkt = Ethernet.deserializer().deserialize(packetIn.data().asArray(), 0, packetIn.data().size());
    } catch (DeserializationException dex) {
        throw new PiInterpreterException(dex.getMessage());
    }
    // Returns the ingress port packet metadata.
    Optional<PiPacketMetadata> packetMetadata = packetIn.metadatas().stream().filter(metadata -> metadata.id().toString().equals(INGRESS_PORT)).findFirst();
    if (packetMetadata.isPresent()) {
        short s = packetMetadata.get().value().asReadOnlyBuffer().getShort();
        ConnectPoint receivedFrom = new ConnectPoint(deviceId, PortNumber.portNumber(s));
        return new DefaultInboundPacket(receivedFrom, ethPkt, packetIn.data().asReadOnlyBuffer());
    } else {
        throw new PiInterpreterException(format("Missing metadata '%s' in packet-in received from '%s': %s", INGRESS_PORT, deviceId, packetIn));
    }
}

Example 4 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project onos by opennetworkinglab.

the class DefaultVirtualPacketProvider method virtualize.

/**
 * Translate the requested physical PacketContext into a virtual PacketContext.
 * See {@link org.onosproject.net.packet.PacketContext}
 *
 * @param context A physical PacketContext be translated
 * @return A translated virtual PacketContext
 */
private VirtualPacketContext virtualize(PacketContext context) {
    VirtualPort vPort = getMappedVirtualPort(context.inPacket().receivedFrom());
    if (vPort != null) {
        ConnectPoint cp = new ConnectPoint(vPort.element().id(), vPort.number());
        Ethernet eth = context.inPacket().parsed();
        eth.setVlanID(Ethernet.VLAN_UNTAGGED);
        InboundPacket inPacket = new DefaultInboundPacket(cp, eth, ByteBuffer.wrap(eth.serialize()));
        DefaultOutboundPacket outPkt = new DefaultOutboundPacket(cp.deviceId(), DefaultTrafficTreatment.builder().build(), ByteBuffer.wrap(eth.serialize()));
        VirtualPacketContext vContext = new DefaultVirtualPacketContext(context.time(), inPacket, outPkt, false, vPort.networkId(), this);
        return vContext;
    } else {
        return null;
    }
}

Example 5 with InboundPacket

use of org.onosproject.net.packet.InboundPacket in project onos by opennetworkinglab.

the class BasicInterpreterImpl method mapInboundPacket.

@Override
public InboundPacket mapInboundPacket(PiPacketOperation packetIn, DeviceId deviceId) throws PiInterpreterException {
    // Assuming that the packet is ethernet, which is fine since basic.p4
    // can deparse only ethernet packets.
    Ethernet ethPkt;
    try {
        ethPkt = Ethernet.deserializer().deserialize(packetIn.data().asArray(), 0, packetIn.data().size());
    } catch (DeserializationException dex) {
        throw new PiInterpreterException(dex.getMessage());
    }
    // Returns the ingress port packet metadata.
    Optional<PiPacketMetadata> packetMetadata = packetIn.metadatas().stream().filter(m -> m.id().equals(INGRESS_PORT)).findFirst();
    if (packetMetadata.isPresent()) {
        ImmutableByteSequence portByteSequence = packetMetadata.get().value();
        short s = portByteSequence.asReadOnlyBuffer().getShort();
        ConnectPoint receivedFrom = new ConnectPoint(deviceId, PortNumber.portNumber(s));
        ByteBuffer rawData = ByteBuffer.wrap(packetIn.data().asArray());
        return new DefaultInboundPacket(receivedFrom, ethPkt, rawData);
    } else {
        throw new PiInterpreterException(format("Missing metadata '%s' in packet-in received from '%s': %s", INGRESS_PORT, deviceId, packetIn));
    }
}