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Java UDP类代码示例

本文整理汇总了Java中net.floodlightcontroller.packet.UDP类的典型用法代码示例。如果您正苦于以下问题：Java UDP类的具体用法？Java UDP怎么用？Java UDP使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


UDP类属于net.floodlightcontroller.packet包，在下文中一共展示了UDP类的14个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: deserialize

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
private VerificationPacket deserialize(Ethernet eth) throws Exception {
    if (eth.getPayload() instanceof IPv4) {
        IPv4 ip = (IPv4) eth.getPayload();

        if (ip.getPayload() instanceof UDP) {
            UDP udp = (UDP) ip.getPayload();

            if ((udp.getSourcePort().getPort() == PathVerificationService.VERIFICATION_PACKET_UDP_PORT)
                    && (udp.getDestinationPort()
                    .getPort() == PathVerificationService.VERIFICATION_PACKET_UDP_PORT)) {

                return new VerificationPacket((Data) udp.getPayload());
            }
        }
    }
    throw new Exception("Ethernet packet was not a verification packet");
}
开发者ID:telstra，项目名称:open-kilda，代码行数:18，代码来源:PathVerificationService.java

示例2: snoopDHCPClientName

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
/**
 * Snoop and record client-provided host name from DHCP requests
 * @param eth
 * @param srcDevice
 */
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
	if (! (eth.getPayload() instanceof IPv4) )
		return;
	IPv4 ipv4 = (IPv4) eth.getPayload();
	if (! (ipv4.getPayload() instanceof UDP) )
		return;
	UDP udp = (UDP) ipv4.getPayload();
	if (!(udp.getPayload() instanceof DHCP))
		return;
	DHCP dhcp = (DHCP) udp.getPayload();
	byte opcode = dhcp.getOpCode();
	if (opcode == DHCP.OPCODE_REQUEST) {
		DHCPOption dhcpOption = dhcp.getOption(
				DHCPOptionCode.OptionCode_Hostname);
		if (dhcpOption != null) {
			cntDhcpClientNameSnooped.increment();
			srcDevice.dhcpClientName = new String(dhcpOption.getData());
		}
	}
}
开发者ID:xuraylei，项目名称:fresco_floodlight，代码行数:26，代码来源:DeviceManagerImpl.java

示例3: createPacketIn

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
private OFPacketIn createPacketIn(String srcMAC, String dstMAC,
                                  String srcIp, String dstIp, short vlan) {
    IPacket testPacket = new Ethernet()
    .setDestinationMACAddress(dstMAC)
    .setSourceMACAddress(srcMAC)
    .setVlanID(vlan)
    .setEtherType(EthType.IPv4)
    .setPayload(
            new IPv4()
            .setTtl((byte) 128)
            .setSourceAddress(srcIp)
            .setDestinationAddress(dstIp)
            .setPayload(new UDP()
            .setSourcePort((short) 5000)
            .setDestinationPort((short) 5001)
            .setPayload(new Data(new byte[] {0x01}))));
    byte[] testPacketSerialized = testPacket.serialize();
    OFPacketIn pi;
    // build out input packet
    pi = OFFactories.getFactory(OFVersion.OF_13).buildPacketIn()
            .setBufferId(OFBufferId.NO_BUFFER)
            .setData(testPacketSerialized)
            .setReason(OFPacketInReason.NO_MATCH)
            .build();
    return pi;
}
开发者ID:xuraylei，项目名称:fresco_floodlight，代码行数:27，代码来源:LinkDiscoveryManagerTest.java

示例4: snoopDHCPClientName

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
/**
 * Snoop and record client-provided host name from DHCP requests
 * @param eth
 * @param srcDevice
 */
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
    if (! (eth.getPayload() instanceof IPv4) )
        return;
    IPv4 ipv4 = (IPv4) eth.getPayload();
    if (! (ipv4.getPayload() instanceof UDP) )
        return;
    UDP udp = (UDP) ipv4.getPayload();
    if (!(udp.getPayload() instanceof DHCP))
        return;
    DHCP dhcp = (DHCP) udp.getPayload();
    byte opcode = dhcp.getOpCode();
    if (opcode == DHCP.OPCODE_REQUEST) {
        DHCPOption dhcpOption = dhcp.getOption(
                DHCPOptionCode.OptionCode_Hostname);
        if (dhcpOption != null) {
            cntDhcpClientNameSnooped.updateCounterNoFlush();
            srcDevice.dhcpClientName = new String(dhcpOption.getData());
        }
    }
}
开发者ID:JianqingJiang，项目名称:QoS-floodlight，代码行数:26，代码来源:DeviceManagerImpl.java

示例5: createPacketIn

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
private OFPacketIn createPacketIn(String srcMAC, String dstMAC,
                                  String srcIp, String dstIp, short vlan) {
    IPacket testPacket = new Ethernet()
    .setDestinationMACAddress(dstMAC)
    .setSourceMACAddress(srcMAC)
    .setVlanID(vlan)
    .setEtherType(Ethernet.TYPE_IPv4)
    .setPayload(
            new IPv4()
            .setTtl((byte) 128)
            .setSourceAddress(srcIp)
            .setDestinationAddress(dstIp)
            .setPayload(new UDP()
            .setSourcePort((short) 5000)
            .setDestinationPort((short) 5001)
            .setPayload(new Data(new byte[] {0x01}))));
    byte[] testPacketSerialized = testPacket.serialize();
    OFPacketIn pi;
    // build out input packet
    pi = OFFactories.getFactory(OFVersion.OF_13).buildPacketIn()
            .setBufferId(OFBufferId.NO_BUFFER)
            .setData(testPacketSerialized)
            .setReason(OFPacketInReason.NO_MATCH)
            .build();
    return pi;
}
开发者ID:pixuan，项目名称:floodlight，代码行数:27，代码来源:LinkDiscoveryManagerTest.java

示例6: getSrcNwAddr

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
/**
 * Get IP address from packet if the packet is either an ARP 
 * or a DHCP packet
 * @param eth
 * @param dlAddr
 * @return
 */
private int getSrcNwAddr(Ethernet eth, long dlAddr) {
    if (eth.getPayload() instanceof ARP) {
        ARP arp = (ARP) eth.getPayload();
        if ((arp.getProtocolType() == ARP.PROTO_TYPE_IP) &&
                (Ethernet.toLong(arp.getSenderHardwareAddress()) == dlAddr)) {
            return IPv4.toIPv4Address(arp.getSenderProtocolAddress());
        }
    } else if (eth.getPayload() instanceof IPv4) {
        IPv4 ipv4 = (IPv4) eth.getPayload();
        if (ipv4.getPayload() instanceof UDP) {
            UDP udp = (UDP)ipv4.getPayload();
            if (udp.getPayload() instanceof DHCP) {
                DHCP dhcp = (DHCP)udp.getPayload();
                if (dhcp.getOpCode() == DHCP.OPCODE_REPLY) {
                    return ipv4.getSourceAddress();
                }
            }
        }
    }
    return 0;
}
开发者ID:smartenit-eu，项目名称:smartenit，代码行数:29，代码来源:DeviceManagerImpl.java

示例7: prepareOFPacketIn

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
public static OFPacketIn prepareOFPacketIn(String destAddress) {
    IPacket iPacket = new Ethernet()
            .setDestinationMACAddress("00:11:22:33:44:55")
            .setSourceMACAddress("00:44:33:22:11:00")
            .setEtherType(Ethernet.TYPE_IPv4)
            .setPayload(
                    new IPv4()
                    .setTtl((byte) 128)
                    .setSourceAddress("192.168.1.1")
                    .setDestinationAddress(destAddress)
                    .setPayload(new UDP()
                            .setSourcePort((short) 5000)
                            .setDestinationPort((short) 5001)
                            .setPayload(new Data(new byte[]{0x01}))));

    byte[] iPacketSerialized = iPacket.serialize();

    return new OFPacketIn()
            .setBufferId(-1)
            .setInPort((short) 1)
            .setPacketData(iPacketSerialized)
            .setReason(OFPacketIn.OFPacketInReason.NO_MATCH)
            .setTotalLength((short) iPacketSerialized.length);
}
开发者ID:smartenit-eu，项目名称:smartenit，代码行数:25，代码来源:TestSetUpHelper.java

示例8: snoopDHCPClientName

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
/**
 * Snoop and record client-provided host name from DHCP requests
 * @param eth
 * @param srcDevice
 */
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
    if (! (eth.getPayload() instanceof IPv4) )
        return;
    IPv4 ipv4 = (IPv4) eth.getPayload();
    if (! (ipv4.getPayload() instanceof UDP) )
        return;
    UDP udp = (UDP) ipv4.getPayload();
    if (!(udp.getPayload() instanceof DHCP))
        return;
    DHCP dhcp = (DHCP) udp.getPayload();
    byte opcode = dhcp.getOpCode();
    if (opcode == DHCP.OPCODE_REQUEST) {
        DHCPOption dhcpOption = dhcp.getOption(
                DHCPOptionCode.OptionCode_Hostname);
        if (dhcpOption != null) {
            srcDevice.dhcpClientName = new String(dhcpOption.getData());
        }
    }
}
开发者ID:dana-i2cat，项目名称:floodlight-nfv，代码行数:25，代码来源:DeviceManagerImpl.java

示例9: snoopDHCPClientName

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
/**
 * Snoop and record client-provided host name from DHCP requests
 * @param eth
 * @param srcDevice
 */
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
    if (eth.getEtherType() != Ethernet.TYPE_IPv4)
        return;
    IPv4 ipv4 = (IPv4) eth.getPayload();
    if (ipv4.getProtocol() != IPv4.PROTOCOL_UDP)
        return;
    UDP udp = (UDP) ipv4.getPayload();
    if (!(udp.getPayload() instanceof DHCP))
        return;
    DHCP dhcp = (DHCP) udp.getPayload();
    byte opcode = dhcp.getOpCode();
    if (opcode == DHCP.OPCODE_REQUEST) {
        DHCPOption dhcpOption = dhcp.getOption(
                DHCPOptionCode.OptionCode_Hostname);
        if (dhcpOption != null) {
            srcDevice.dhcpClientName = new String(dhcpOption.getData());
        }
    }
}
开发者ID:wallnerryan，项目名称:FL_HAND，代码行数:25，代码来源:DeviceManagerImpl.java

示例10: getPacket

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
protected IPacket getPacket() {
    UDP udp = new UDP()
            .setDestinationPort(
                    TransportPort.of(PathVerificationService.VERIFICATION_PACKET_UDP_PORT))
            .setSourcePort(
                    TransportPort.of(PathVerificationService.VERIFICATION_PACKET_UDP_PORT));

    VerificationPacket verificationPacket = new VerificationPacket()
            .setChassisId(new LLDPTLV().setType((byte) 1).setLength((short) 7)
                    .setValue(new byte[] {0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}))
            .setPortId(new LLDPTLV().setType((byte) 2).setLength((short) 3)
                    .setValue(new byte[] {0x02, 0x00, 0x01}))
            .setTtl(new LLDPTLV().setType((byte) 3).setLength((short) 2)
                    .setValue(new byte[] {0x00, 0x78}));

    udp.setPayload(new Data(verificationPacket.serialize()));

    IPv4 ip = new IPv4()
            .setSourceAddress("192.168.0.1")
            .setDestinationAddress(PathVerificationService.VERIFICATION_PACKET_IP_DST)
            .setProtocol(IpProtocol.UDP);

    Ethernet eth = new Ethernet()
            .setDestinationMACAddress("AA:BB:CC:DD:EE:FF")
            .setSourceMACAddress("11:22:33:44:55:66")
            .setEtherType(EthType.IPv4);

    eth.setPayload(ip);
    ip.setPayload(udp);

    return eth;
}
开发者ID:telstra，项目名称:open-kilda，代码行数:33，代码来源:PathVerificationPacketInTest.java

示例11: isUDP

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
@Override
public boolean isUDP(FPContext cntx) {
	FloodlightContext flCntx = cntx.getFlowContext();
	
	Ethernet eth = IFloodlightProviderService.bcStore.get(flCntx,IFloodlightProviderService.CONTEXT_PI_PAYLOAD);
	if(eth.getEtherType() == EthType.IPv4)
	{	
		IPv4 ipv4 = (IPv4) eth.getPayload();
		return (ipv4.getProtocol() == IpProtocol.UDP);
	}
	else
	{
		return false;
	}
}
开发者ID:xuraylei，项目名称:fresco_floodlight，代码行数:16，代码来源:FP_LibFloodlight.java

示例12: getDstPort

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
@Override
public int getDstPort(FPContext cntx) {
	FloodlightContext flCntx = cntx.getFlowContext();
	
	Ethernet eth = IFloodlightProviderService.bcStore.get(flCntx,IFloodlightProviderService.CONTEXT_PI_PAYLOAD);
	if(eth.getEtherType() == EthType.IPv4)
	{		
		IPv4 ipv4 = (IPv4) eth.getPayload();
		if( isTCP(cntx) )
		{
			TCP tcp = (TCP) ipv4.getPayload();
			return tcp.getDestinationPort().getPort();	
		}
		else if ( isUDP(cntx) )
		{
			UDP udp = (UDP) ipv4.getPayload();
			return udp.getDestinationPort().getPort();
		}
		else
		{
			return 0;
		}
	}
	else
	{
		return 0;
	}
}
开发者ID:xuraylei，项目名称:fresco_floodlight，代码行数:29，代码来源:FP_LibFloodlight.java

示例13: getSrcPort

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
@Override
public int getSrcPort(FPContext cntx) {
	FloodlightContext flCntx = cntx.getFlowContext();
	
	Ethernet eth = IFloodlightProviderService.bcStore.get(flCntx,IFloodlightProviderService.CONTEXT_PI_PAYLOAD);
	if(eth.getEtherType() == EthType.IPv4)
	{		
		IPv4 ipv4 = (IPv4) eth.getPayload();
		if( isTCP(cntx) )
		{
			TCP tcp = (TCP) ipv4.getPayload();
			return tcp.getSourcePort().getPort();	
		}
		else if ( isUDP(cntx) )
		{
			UDP udp = (UDP) ipv4.getPayload();
			return udp.getSourcePort().getPort();
		}
		else
		{
			return 0;
		}
	}
	else
	{
		return 0;
	}
}
开发者ID:xuraylei，项目名称:fresco_floodlight，代码行数:29，代码来源:FP_LibFloodlight.java

示例14: switchAdded

import net.floodlightcontroller.packet.UDP; //导入依赖的package包/类
@Override
public void switchAdded(DatapathId dpid) {
	/* Insert static flows on all ports of the switch to redirect
	 * DHCP client --> DHCP DHCPServer traffic to the controller.
	 * DHCP client's operate on UDP port 67
	 */
	IOFSwitch sw = switchService.getSwitch(dpid);
	
	//fix concurrency flaw
	if (sw == null){
		return;
	}
	
	OFFlowAdd.Builder flow = sw.getOFFactory().buildFlowAdd();
	Match.Builder match = sw.getOFFactory().buildMatch();
	ArrayList<OFAction> actionList = new ArrayList<OFAction>();
	OFActionOutput.Builder action = sw.getOFFactory().actions().buildOutput();
	for (OFPortDesc port : sw.getPorts()) {
		match.setExact(MatchField.IN_PORT, port.getPortNo());
		match.setExact(MatchField.ETH_TYPE, EthType.IPv4);
		match.setExact(MatchField.IP_PROTO, IpProtocol.UDP);
		match.setExact(MatchField.UDP_SRC, UDP.DHCP_CLIENT_PORT);
		action.setMaxLen(0xffFFffFF);
		action.setPort(OFPort.CONTROLLER);
		actionList.add(action.build());
		
		flow.setBufferId(OFBufferId.NO_BUFFER);
		flow.setHardTimeout(0);
		flow.setIdleTimeout(0);
		flow.setOutPort(OFPort.CONTROLLER);
		flow.setActions(actionList);
		flow.setMatch(match.build());
		flow.setPriority(32767);
		sfp.addFlow("dhcp-port---" + port.getPortNo().getPortNumber() + "---(" + port.getName() + ")", flow.build(), sw.getId());
	}		
}
开发者ID:xuraylei，项目名称:fresco_floodlight，代码行数:37，代码来源:DHCPSwitchFlowSetter.java


注：本文中的net.floodlightcontroller.packet.UDP类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。