Java Ethernet.getDestinationMACAddress方法代码示例

import net.floodlightcontroller.packet.Ethernet; //导入方法依赖的package包/类
protected Match createMatchFromPacket(IOFSwitch sw, OFPort inPort, FloodlightContext cntx) {
	// The packet in match will only contain the port number.
	// We need to add in specifics for the hosts we're routing between.
	Ethernet eth = IFloodlightProviderService.bcStore.get(cntx, IFloodlightProviderService.CONTEXT_PI_PAYLOAD);
	VlanVid vlan = VlanVid.ofVlan(eth.getVlanID());
	MacAddress srcMac = eth.getSourceMACAddress();
	MacAddress dstMac = eth.getDestinationMACAddress();

	Match.Builder mb = sw.getOFFactory().buildMatch();
	mb.setExact(MatchField.IN_PORT, inPort)
	.setExact(MatchField.ETH_SRC, srcMac)
	.setExact(MatchField.ETH_DST, dstMac);

	if (!vlan.equals(VlanVid.ZERO)) {
		mb.setExact(MatchField.VLAN_VID, OFVlanVidMatch.ofVlanVid(vlan));
	}

	return mb.build();
}
 

import net.floodlightcontroller.packet.Ethernet; //导入方法依赖的package包/类
/**
 * Get a (partial) entity for the destination from the packet.
 * @param eth
 * @return
 */
protected Entity getDestEntityFromPacket(Ethernet eth) {
	MacAddress dlAddr = eth.getDestinationMACAddress();
	VlanVid vlan = VlanVid.ofVlan(eth.getVlanID());
	IPv4Address nwDst = IPv4Address.NONE;

	// Ignore broadcast/multicast destination
	if (dlAddr.isBroadcast() || dlAddr.isMulticast())
		return null;
	// Ignore zero dest mac
	if (dlAddr.getLong() == 0)
		return null;

	if (eth.getPayload() instanceof IPv4) {
		IPv4 ipv4 = (IPv4) eth.getPayload();
		nwDst = ipv4.getDestinationAddress();
	}
	
	return new Entity(dlAddr,
			vlan,
			nwDst,
			null,
			null,
			null);
}
 

import net.floodlightcontroller.packet.Ethernet; //导入方法依赖的package包/类
/**
 * Get a (partial) entity for the destination from the packet.
 * @param eth
 * @return
 */
protected Entity getDestEntityFromPacket(Ethernet eth) {
    byte[] dlAddrArr = eth.getDestinationMACAddress();
    long dlAddr = Ethernet.toLong(dlAddrArr);
    short vlan = eth.getVlanID();
    int nwDst = 0;

    // Ignore broadcast/multicast destination
    if ((dlAddrArr[0] & 0x1) != 0)
        return null;
    // Ignore zero dest mac
    if (dlAddr == 0)
        return null;

    if (eth.getPayload() instanceof IPv4) {
        IPv4 ipv4 = (IPv4) eth.getPayload();
        nwDst = ipv4.getDestinationAddress();
    }

    return new Entity(dlAddr,
                      ((vlan >= 0) ? vlan : null),
                      ((nwDst != 0) ? nwDst : null),
                      null,
                      null,
                      null);
}
 

import net.floodlightcontroller.packet.Ethernet; //导入方法依赖的package包/类
/**
 * Get a (partial) entity for the destination from the packet.
 * @param eth
 * @return
 */
protected Entity getDestEntityFromPacket(Ethernet eth) {
	MacAddress dlAddr = eth.getDestinationMACAddress();
	VlanVid vlan = VlanVid.ofVlan(eth.getVlanID());
	IPv4Address ipv4Dst = IPv4Address.NONE;
	IPv6Address ipv6Dst = IPv6Address.NONE;

	// Ignore broadcast/multicast destination
	if (dlAddr.isBroadcast() || dlAddr.isMulticast())
		return null;
	// Ignore zero dest mac
	if (dlAddr.equals(MacAddress.of(0)))
		return null;

	if (eth.getPayload() instanceof IPv4) {
		IPv4 ipv4 = (IPv4) eth.getPayload();
		ipv4Dst = ipv4.getDestinationAddress();
	} else if (eth.getPayload() instanceof IPv6) {
		IPv6 ipv6 = (IPv6) eth.getPayload();
		ipv6Dst = ipv6.getDestinationAddress();
	}
	
	return new Entity(dlAddr,
			vlan,
			ipv4Dst,
			ipv6Dst,
			DatapathId.NONE,
			OFPort.ZERO,
			Entity.NO_DATE);
}
 

import net.floodlightcontroller.packet.Ethernet; //导入方法依赖的package包/类
/**
 * Get a (partial) entity for the destination from the packet.
 * @param eth
 * @return
 */
protected Entity getDestEntityFromPacket(Ethernet eth) {
	MacAddress dlAddr = eth.getDestinationMACAddress();
	VlanVid vlan = VlanVid.ofVlan(eth.getVlanID());
	IPv4Address ipv4Dst = IPv4Address.NONE;
	IPv6Address ipv6Dst = IPv6Address.NONE;

	// Ignore broadcast/multicast destination
	if (dlAddr.isBroadcast() || dlAddr.isMulticast())
		return null;
	// Ignore zero dest mac
	if (dlAddr.equals(MacAddress.of(0)))
		return null;

	if (eth.getPayload() instanceof IPv4) {
		IPv4 ipv4 = (IPv4) eth.getPayload();
		ipv4Dst = ipv4.getDestinationAddress();
	} else if (eth.getPayload() instanceof IPv6) {
		IPv6 ipv6 = (IPv6) eth.getPayload();
		ipv6Dst = ipv6.getDestinationAddress();
	}

	return new Entity(dlAddr,
			vlan,
			ipv4Dst,
			ipv6Dst,
			DatapathId.NONE,
			OFPort.ZERO,
			Entity.NO_DATE);
}
 

import net.floodlightcontroller.packet.Ethernet; //导入方法依赖的package包/类
/**
 * Instead of using the Firewall's routing decision Match, which might be as general
 * as "in_port" and inadvertently Match packets erroneously, construct a more
 * specific Match based on the deserialized OFPacketIn's payload, which has been 
 * placed in the FloodlightContext already by the Controller.
 * 
 * @param sw, the switch on which the packet was received
 * @param inPort, the ingress switch port on which the packet was received
 * @param cntx, the current context which contains the deserialized packet
 * @return a composed Match object based on the provided information
 */
protected Match createMatchFromPacket(IOFSwitch sw, OFPort inPort, FloodlightContext cntx) {
	// The packet in match will only contain the port number.
	// We need to add in specifics for the hosts we're routing between.
	Ethernet eth = IFloodlightProviderService.bcStore.get(cntx, IFloodlightProviderService.CONTEXT_PI_PAYLOAD);
	VlanVid vlan = VlanVid.ofVlan(eth.getVlanID());
	MacAddress srcMac = eth.getSourceMACAddress();
	MacAddress dstMac = eth.getDestinationMACAddress();

	// A retentive builder will remember all MatchFields of the parent the builder was generated from
	// With a normal builder, all parent MatchFields will be lost if any MatchFields are added, mod, del
	// TODO (This is a bug in Loxigen and the retentive builder is a workaround.)
	Match.Builder mb = sw.getOFFactory().buildMatch();
	mb.setExact(MatchField.IN_PORT, inPort)
	.setExact(MatchField.ETH_SRC, srcMac)
	.setExact(MatchField.ETH_DST, dstMac);

	if (!vlan.equals(VlanVid.ZERO)) {
		mb.setExact(MatchField.VLAN_VID, OFVlanVidMatch.ofVlanVid(vlan));
	}

	// TODO Detect switch type and match to create hardware-implemented flow
	// TODO Set option in config file to support specific or MAC-only matches
	if (eth.getEtherType() == EthType.IPv4) { /* shallow check for equality is okay for EthType */
		IPv4 ip = (IPv4) eth.getPayload();
		IPv4Address srcIp = ip.getSourceAddress();
		IPv4Address dstIp = ip.getDestinationAddress();
		mb.setExact(MatchField.IPV4_SRC, srcIp)
		.setExact(MatchField.IPV4_DST, dstIp)
		.setExact(MatchField.ETH_TYPE, EthType.IPv4);

		if (ip.getProtocol().equals(IpProtocol.TCP)) {
			TCP tcp = (TCP) ip.getPayload();
			mb.setExact(MatchField.IP_PROTO, IpProtocol.TCP)
			.setExact(MatchField.TCP_SRC, tcp.getSourcePort())
			.setExact(MatchField.TCP_DST, tcp.getDestinationPort());
		} else if (ip.getProtocol().equals(IpProtocol.UDP)) {
			UDP udp = (UDP) ip.getPayload();
			mb.setExact(MatchField.IP_PROTO, IpProtocol.UDP)
			.setExact(MatchField.UDP_SRC, udp.getSourcePort())
			.setExact(MatchField.UDP_DST, udp.getDestinationPort());
		}	
	} else if (eth.getEtherType() == EthType.ARP) { /* shallow check for equality is okay for EthType */
		mb.setExact(MatchField.ETH_TYPE, EthType.ARP);
	}
	return mb.build();
}