当前位置: 首页>>代码示例>>Java>>正文

Java LsUpdate.setOspfPacLength方法代码示例

本文整理汇总了Java中org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate.setOspfPacLength方法的典型用法代码示例。如果您正苦于以下问题：Java LsUpdate.setOspfPacLength方法的具体用法？Java LsUpdate.setOspfPacLength怎么用？Java LsUpdate.setOspfPacLength使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate的用法示例。


在下文中一共展示了LsUpdate.setOspfPacLength方法的7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: sendLsa

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Sends the LSA to destination address.
 *
 * @param lsa         LSA instance to sent
 * @param destination destination IP address
 * @param ch          netty channel instance
 */
public void sendLsa(LsaHeader lsa, Ip4Address destination, Channel ch) {
    if (lsa == null) {
        return;
    }

    LsUpdate responseLsUpdate = new LsUpdate();
    // seting OSPF Header
    responseLsUpdate.setOspfVer(OspfUtil.OSPF_VERSION);
    responseLsUpdate.setOspftype(OspfPacketType.LSUPDATE.value());
    responseLsUpdate.setRouterId(ospfArea.routerId());
    responseLsUpdate.setAreaId(ospfArea.areaId());
    responseLsUpdate.setAuthType(OspfUtil.NOT_ASSIGNED);
    responseLsUpdate.setAuthentication(OspfUtil.NOT_ASSIGNED);
    responseLsUpdate.setOspfPacLength(OspfUtil.NOT_ASSIGNED); // to calculate packet length
    responseLsUpdate.setChecksum(OspfUtil.NOT_ASSIGNED);
    responseLsUpdate.setNumberOfLsa(1);
    responseLsUpdate.addLsa(lsa);

    //setting the destination.
    responseLsUpdate.setDestinationIp(destination);
    byte[] messageToWrite = getMessage(responseLsUpdate);
    ch.write(messageToWrite);
}
开发者ID:shlee89，项目名称:athena，代码行数:31，代码来源:OspfNbrImpl.java

示例2: testGetMessage4

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Tests getMessage() method.
 */
@Test(expected = Exception.class)
public void testGetMessage4() throws Exception {
    lsUpdate = new LsUpdate();
    lsUpdate.setAuthType(1);
    lsUpdate.setOspftype(3);
    lsUpdate.setRouterId(Ip4Address.valueOf("10.226.165.164"));
    lsUpdate.setAreaId(Ip4Address.valueOf("10.226.165.100"));
    lsUpdate.setChecksum(201);
    lsUpdate.setAuthentication(2);
    lsUpdate.setOspfPacLength(48);
    lsUpdate.setOspfVer(2);
    ospfMessageWriter.getMessage(lsUpdate, 1, 1);
    assertThat(ospfMessageWriter, is(notNullValue()));
}
开发者ID:shlee89，项目名称:athena，代码行数:18，代码来源:OspfMessageWriterTest.java

示例3: testIsValidOspfCheckSum

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Tests isValidOspfCheckSum() method.
 */
@Test
public void testIsValidOspfCheckSum() throws Exception {
    hello = new HelloPacket();
    hello.setOspfVer(2);
    hello.setOspftype(1);
    hello.setOspfPacLength(172);
    hello.setRouterId(Ip4Address.valueOf("192.168.170.3"));
    hello.setAreaId(Ip4Address.valueOf("0.0.0.1"));
    hello.setChecksum(5537);
    hello.setAuthType(0);
    hello.setAuthentication(0);
    validate = checksumCalculator.isValidOspfCheckSum(hello, ospfChecksumPos1, ospfChecksumPos2);
    assertThat(validate, is(false));
    lsack = new LsAcknowledge();
    lsack.setOspfVer(2);
    lsack.setOspftype(5);
    lsack.setOspfPacLength(172);
    lsack.setRouterId(Ip4Address.valueOf("192.168.170.3"));
    lsack.setAreaId(Ip4Address.valueOf("0.0.0.1"));
    lsack.setChecksum(37537);
    lsack.setAuthType(0);
    lsack.setAuthentication(0);
    validate = checksumCalculator.isValidOspfCheckSum(lsack, ospfChecksumPos1, ospfChecksumPos2);
    assertThat(validate, is(true));
    message = new LsUpdate();
    message.setOspfVer(2);
    message.setOspftype(5);
    message.setOspfPacLength(172);
    message.setRouterId(Ip4Address.valueOf("192.168.170.3"));
    message.setAreaId(Ip4Address.valueOf("0.0.0.1"));
    message.setChecksum(37537);
    message.setAuthType(0);
    message.setAuthentication(0);
    validate = checksumCalculator.isValidOspfCheckSum(message, ospfChecksumPos1, ospfChecksumPos2);
    assertThat(validate, is(true));
    message1 = new DdPacket();
    message1.setOspfVer(2);
    message1.setOspftype(5);
    message1.setOspfPacLength(172);
    message1.setRouterId(Ip4Address.valueOf("192.168.170.3"));
    message1.setAreaId(Ip4Address.valueOf("0.0.0.1"));
    message1.setChecksum(37537);
    message1.setAuthType(0);
    message1.setAuthentication(0);
    validate = checksumCalculator.isValidOspfCheckSum(message1, ospfChecksumPos1, ospfChecksumPos2);
    assertThat(validate, is(true));
    message2 = new LsRequest();
    message2.setOspfVer(2);
    message2.setOspftype(5);
    message2.setOspfPacLength(172);
    message2.setRouterId(Ip4Address.valueOf("192.168.170.3"));
    message2.setAreaId(Ip4Address.valueOf("0.0.0.1"));
    message2.setChecksum(37537);
    message2.setAuthType(0);
    message2.setAuthentication(0);
    validate = checksumCalculator.isValidOspfCheckSum(message2, ospfChecksumPos1, ospfChecksumPos2);
    assertThat(validate, is(true));
}
开发者ID:shlee89，项目名称:athena，代码行数:62，代码来源:ChecksumCalculatorTest.java

示例4: processLsRequestMessage

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Process the Ls Request message.
 *
 * @param ospfMessage OSPF message instance.
 * @param ctx         channel handler context instance.
 * @throws Exception might throws exception
 */
void processLsRequestMessage(OspfMessage ospfMessage, ChannelHandlerContext ctx) throws Exception {
    log.debug("OspfChannelHandler::processLsRequestMessage...!!!");
    Channel channel = ctx.getChannel();
    LsRequest lsrPacket = (LsRequest) ospfMessage;
    OspfNbr nbr = neighbouringRouter(lsrPacket.routerId().toString());

    if (nbr.getState() == OspfNeighborState.EXCHANGE || nbr.getState() == OspfNeighborState.LOADING ||
            nbr.getState() == OspfNeighborState.FULL) {

        LsRequest reqMsg = (LsRequest) ospfMessage;
        if (reqMsg.getLinkStateRequests().isEmpty()) {
            log.debug("Received Link State Request Vector is Empty ");
            return;
        } else {
            //Send the LsUpdate back
            ListIterator<LsRequestPacket> listItr = reqMsg.getLinkStateRequests().listIterator();
            while (listItr.hasNext()) {
                LsUpdate lsupdate = new LsUpdate();
                lsupdate.setOspfVer(OspfUtil.OSPF_VERSION);
                lsupdate.setOspftype(OspfPacketType.LSUPDATE.value());
                lsupdate.setRouterId(ospfArea.routerId());
                lsupdate.setAreaId(ospfArea.areaId());
                lsupdate.setAuthType(OspfUtil.NOT_ASSIGNED);
                lsupdate.setAuthentication(OspfUtil.NOT_ASSIGNED);
                lsupdate.setOspfPacLength(OspfUtil.NOT_ASSIGNED); // to calculate packet length
                lsupdate.setChecksum(OspfUtil.NOT_ASSIGNED);

                //limit to mtu
                int currentLength = OspfUtil.OSPF_HEADER_LENGTH + OspfUtil.FOUR_BYTES;
                int maxSize = mtu() -
                        OspfUtil.LSA_HEADER_LENGTH; // subtract a normal IP header.
                int noLsa = 0;
                while (listItr.hasNext()) {
                    LsRequestPacket lsRequest = (LsRequestPacket) listItr.next();
                    // to verify length of the LSA
                    LsaWrapper wrapper = ospfArea.getLsa(lsRequest.lsType(), lsRequest.linkStateId(),
                                                         lsRequest.ownRouterId());
                    OspfLsa ospflsa = wrapper.ospfLsa();
                    if ((currentLength + ((LsaWrapperImpl) wrapper).lsaHeader().lsPacketLen()) >= maxSize) {
                        listItr.previous();
                        break;
                    }
                    if (ospflsa != null) {
                        lsupdate.addLsa(ospflsa);
                        noLsa++;

                        currentLength = currentLength + ((LsaWrapperImpl) wrapper).lsaHeader().lsPacketLen();
                    } else {
                        nbr.badLSReq(channel);
                    }
                }
                lsupdate.setNumberOfLsa(noLsa);
                //set the destination
                if (state() == OspfInterfaceState.DR ||
                        state() == OspfInterfaceState.BDR ||
                        state() == OspfInterfaceState.POINT2POINT) {
                    lsupdate.setDestinationIp(OspfUtil.ALL_SPF_ROUTERS);
                } else if (state() == OspfInterfaceState.DROTHER) {
                    lsupdate.setDestinationIp(OspfUtil.ALL_DROUTERS);
                }
                byte[] messageToWrite = getMessage(lsupdate);
                ctx.getChannel().write(messageToWrite);
            }
        }
    }
}
开发者ID:shlee89，项目名称:athena，代码行数:74，代码来源:OspfInterfaceImpl.java

示例5: buildLsUpdate

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Builds the LsUpdate for flooding.
 *
 * @param txList list contains LSAs
 * @return list of LsUpdate instances
 */
private List buildLsUpdate(Map<String, OspfLsa> txList) {
    List<LsUpdate> lsUpdateList = new ArrayList<>();
    ListIterator itr = new ArrayList(txList.keySet()).listIterator();
    while (itr.hasNext()) {
        LsUpdate lsupdate = new LsUpdate();
        // seting OSPF Header
        lsupdate.setOspfVer(OspfUtil.OSPF_VERSION);
        lsupdate.setOspftype(OspfPacketType.LSUPDATE.value());
        lsupdate.setRouterId(ospfArea.routerId());
        lsupdate.setAreaId(ospfArea.areaId());
        lsupdate.setAuthType(OspfUtil.NOT_ASSIGNED);
        lsupdate.setAuthentication(OspfUtil.NOT_ASSIGNED);
        lsupdate.setOspfPacLength(OspfUtil.NOT_ASSIGNED); // to calculate packet length
        lsupdate.setChecksum(OspfUtil.NOT_ASSIGNED);

        //limit to mtu
        int currentLength = OspfUtil.OSPF_HEADER_LENGTH + OspfUtil.FOUR_BYTES;
        int maxSize = ospfInterface.mtu() -
                OspfUtil.LSA_HEADER_LENGTH; // subtract a normal IP header.

        int noLsa = 0;
        while (itr.hasNext()) {

            String key = (String) itr.next();
            OspfLsa lsa = txList.get(key);
            if ((lsa.age() + OspfParameters.INFTRA_NS_DELAY) >= OspfParameters.MAXAGE) {
                ((LsaHeader) lsa.lsaHeader()).setAge(OspfParameters.MAXAGE);
            } else {
                ((LsaHeader) lsa.lsaHeader()).setAge(lsa.age() + OspfParameters.INFTRA_NS_DELAY);
            }

            if ((currentLength + ((LsaHeader) lsa.lsaHeader()).lsPacketLen()) >= maxSize) {
                itr.previous();
                break;
            }
            log.debug("FloodingTimer::LSA Type::{}, Header: {}, LSA: {}", lsa.getOspfLsaType(),
                      lsa.lsaHeader(), lsa);

            if (lsa != null) {
                lsupdate.addLsa(lsa);
                noLsa++;
                currentLength = currentLength + ((LsaHeader) lsa.lsaHeader()).lsPacketLen();
            }
            log.debug("FloodingTimer::Removing key {}", key);
            if (txList.equals(reTxList)) {
                reTxList.remove(key);
                pendingReTxList.put(key, lsa);
            }
        }
        //set number of lsa's
        lsupdate.setNumberOfLsa(noLsa);
        lsUpdateList.add(lsupdate);
    }
    return lsUpdateList;
}
开发者ID:shlee89，项目名称:athena，代码行数:62，代码来源:OspfNbrImpl.java

示例6: processLsRequestMessage

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Process the Ls Request message.
 *
 * @param ospfMessage OSPF message instance.
 * @param ctx         channel handler context instance.
 */
void processLsRequestMessage(OspfMessage ospfMessage, ChannelHandlerContext ctx) {
    log.debug("OspfChannelHandler::processLsRequestMessage...!!!");
    Channel channel = ctx.getChannel();
    LsRequest lsrPacket = (LsRequest) ospfMessage;
    OspfNbr nbr = neighbouringRouter(lsrPacket.routerId().toString());

    if (nbr.getState() == OspfNeighborState.EXCHANGE || nbr.getState() == OspfNeighborState.LOADING ||
            nbr.getState() == OspfNeighborState.FULL) {

        LsRequest reqMsg = (LsRequest) ospfMessage;
        if (reqMsg.getLinkStateRequests().isEmpty()) {
            log.debug("Received Link State Request Vector is Empty ");
            return;
        } else {
            //Send the LsUpdate back
            ListIterator<LsRequestPacket> listItr = reqMsg.getLinkStateRequests().listIterator();
            while (listItr.hasNext()) {
                LsUpdate lsupdate = new LsUpdate();
                lsupdate.setOspfVer(OspfUtil.OSPF_VERSION);
                lsupdate.setOspftype(OspfPacketType.LSUPDATE.value());
                lsupdate.setRouterId(ospfArea.routerId());
                lsupdate.setAreaId(ospfArea.areaId());
                lsupdate.setAuthType(OspfUtil.NOT_ASSIGNED);
                lsupdate.setAuthentication(OspfUtil.NOT_ASSIGNED);
                lsupdate.setOspfPacLength(OspfUtil.NOT_ASSIGNED); // to calculate packet length
                lsupdate.setChecksum(OspfUtil.NOT_ASSIGNED);

                //limit to mtu
                int currentLength = OspfUtil.OSPF_HEADER_LENGTH + OspfUtil.FOUR_BYTES;
                int maxSize = mtu() -
                        OspfUtil.LSA_HEADER_LENGTH; // subtract a normal IP header.
                int noLsa = 0;
                while (listItr.hasNext()) {
                    LsRequestPacket lsRequest = listItr.next();
                    // to verify length of the LSA
                    LsaWrapper wrapper = ospfArea.getLsa(lsRequest.lsType(), lsRequest.linkStateId(),
                                                         lsRequest.ownRouterId());
                    if (wrapper != null) {
                        OspfLsa ospflsa = wrapper.ospfLsa();
                        if ((currentLength + ((LsaWrapperImpl) wrapper).lsaHeader().lsPacketLen()) >= maxSize) {
                            listItr.previous();
                            break;
                        }
                        if (ospflsa != null) {
                            lsupdate.addLsa(ospflsa);
                            noLsa++;

                            currentLength = currentLength + ((LsaWrapperImpl) wrapper).lsaHeader().lsPacketLen();
                        } else {
                            nbr.badLSReq(channel);
                        }
                    }
                }
                lsupdate.setNumberOfLsa(noLsa);
                //set the destination
                if (state() == OspfInterfaceState.DR ||
                        state() == OspfInterfaceState.BDR ||
                        state() == OspfInterfaceState.POINT2POINT) {
                    lsupdate.setDestinationIp(OspfUtil.ALL_SPF_ROUTERS);
                } else if (state() == OspfInterfaceState.DROTHER) {
                    lsupdate.setDestinationIp(OspfUtil.ALL_DROUTERS);
                }
                byte[] messageToWrite = getMessage(lsupdate);
                ctx.getChannel().write(messageToWrite);
            }
        }
    }
}
开发者ID:opennetworkinglab，项目名称:onos，代码行数:75，代码来源:OspfInterfaceImpl.java

示例7: buildLsUpdate

import org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate; //导入方法依赖的package包/类
/**
 * Builds the LsUpdate for flooding.
 *
 * @param txList list contains LSAs
 * @return list of LsUpdate instances
 */
private List buildLsUpdate(Map<String, OspfLsa> txList) {
    List<LsUpdate> lsUpdateList = new ArrayList<>();
    ListIterator itr = new ArrayList(txList.keySet()).listIterator();
    while (itr.hasNext()) {
        LsUpdate lsupdate = new LsUpdate();
        // seting OSPF Header
        lsupdate.setOspfVer(OspfUtil.OSPF_VERSION);
        lsupdate.setOspftype(OspfPacketType.LSUPDATE.value());
        lsupdate.setRouterId(ospfArea.routerId());
        lsupdate.setAreaId(ospfArea.areaId());
        lsupdate.setAuthType(OspfUtil.NOT_ASSIGNED);
        lsupdate.setAuthentication(OspfUtil.NOT_ASSIGNED);
        lsupdate.setOspfPacLength(OspfUtil.NOT_ASSIGNED); // to calculate packet length
        lsupdate.setChecksum(OspfUtil.NOT_ASSIGNED);

        //limit to mtu
        int currentLength = OspfUtil.OSPF_HEADER_LENGTH + OspfUtil.FOUR_BYTES;
        int maxSize = ospfInterface.mtu() -
                OspfUtil.LSA_HEADER_LENGTH; // subtract a normal IP header.

        int noLsa = 0;
        while (itr.hasNext()) {

            String key = (String) itr.next();
            OspfLsa lsa = txList.get(key);
            if (lsa != null) {
                if ((lsa.age() + OspfParameters.INFTRA_NS_DELAY) >= OspfParameters.MAXAGE) {
                    ((LsaHeader) lsa.lsaHeader()).setAge(OspfParameters.MAXAGE);
                } else {
                    ((LsaHeader) lsa.lsaHeader()).setAge(lsa.age() + OspfParameters.INFTRA_NS_DELAY);
                }

                if ((currentLength + ((LsaHeader) lsa.lsaHeader()).lsPacketLen()) >= maxSize) {
                    itr.previous();
                    break;
                }
                log.debug("FloodingTimer::LSA Type::{}, Header: {}, LSA: {}", lsa.getOspfLsaType(),
                          lsa.lsaHeader(), lsa);
                lsupdate.addLsa(lsa);
                noLsa++;
                currentLength = currentLength + ((LsaHeader) lsa.lsaHeader()).lsPacketLen();
            }
            log.debug("FloodingTimer::Removing key {}", key);
            if (txList.equals(reTxList)) {
                reTxList.remove(key);
                pendingReTxList.put(key, lsa);
            }
        }
        //set number of lsa's
        lsupdate.setNumberOfLsa(noLsa);
        lsUpdateList.add(lsupdate);
    }
    return lsUpdateList;
}
开发者ID:opennetworkinglab，项目名称:onos，代码行数:61，代码来源:OspfNbrImpl.java


注：本文中的org.onosproject.ospf.protocol.ospfpacket.types.LsUpdate.setOspfPacLength方法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。