Examples with PathAttrNlriDetailsLocalRib org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib used on opensource projects

Example 11 with PathAttrNlriDetailsLocalRib

use of org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib in project onos by opennetworkinglab.

the class BgpLocalRibImpl method selectionProcessLink.

/**
 * Selection process for local RIB link.
 *
 * @param nlri NLRI to update
 * @param isVpnRib true if VPN local RIB, otherwise false
 * @throws BgpParseException BGP parse exception
 */
public void selectionProcessLink(BgpLSNlri nlri, boolean isVpnRib) throws BgpParseException {
    BgpPeerImpl peer;
    BgpSessionInfo sessionInfo;
    int decisionResult;
    boolean containsKey;
    BgpLinkLSIdentifier linkLsIdentifier = ((BgpLinkLsNlriVer4) nlri).getLinkIdentifier();
    /* Here, we are checking if the given link is contained in the AdjacencyRib of any peer
           or not. If none of the peer's AdjacencyRib has it, link can be marked for deletion.
         */
    boolean shouldDeleteLink = false;
    if (linkTree.containsKey(linkLsIdentifier)) {
        shouldDeleteLink = true;
    }
    for (BgpId bgpId : bgpController.connectedPeers().keySet()) {
        peer = (BgpPeerImpl) (bgpController.getPeer(bgpId));
        if (linkTree.containsKey(linkLsIdentifier)) {
            containsKey = (!isVpnRib) ? (peer.adjacencyRib().linkTree().containsKey(linkLsIdentifier)) : (peer.vpnAdjacencyRib().linkTree().containsKey(linkLsIdentifier));
            if (!containsKey) {
                continue;
            }
            sessionInfo = peer.sessionInfo();
            PathAttrNlriDetailsLocalRib detailsLocRib = new PathAttrNlriDetailsLocalRib(sessionInfo.remoteBgpId().ipAddress(), sessionInfo.remoteBgpIdentifier(), sessionInfo.remoteBgpASNum(), sessionInfo.isIbgpSession(), ((!isVpnRib) ? (peer.adjacencyRib().linkTree().get(linkLsIdentifier)) : (peer.vpnAdjacencyRib().linkTree().get(linkLsIdentifier))));
            BgpSelectionAlgo selectionAlgo = new BgpSelectionAlgo();
            decisionResult = selectionAlgo.compare(linkTree.get(linkLsIdentifier), detailsLocRib);
            if (decisionResult < 0) {
                linkTree.replace(linkLsIdentifier, detailsLocRib);
                log.debug("Local RIB link updated: {}", detailsLocRib.toString());
            }
            shouldDeleteLink = false;
        }
    }
    if (shouldDeleteLink) {
        log.debug("Local RIB remove link: {}", linkLsIdentifier.toString());
        for (BgpLinkListener l : bgpController.linkListener()) {
            l.deleteLink((BgpLinkLsNlriVer4) nlri);
        }
        linkTree.remove(linkLsIdentifier);
        bgpController.notifyTopologyChange();
    }
}

Example 12 with PathAttrNlriDetailsLocalRib

use of org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib in project onos by opennetworkinglab.

the class BgpSelectionAlgoTest method selectionAlgoTest3.

/**
 * firstPathAttribute and secondPathAttribute has same AS value
 * and firstPathAttribute has shortest Origin value than secondPathAttribute.
 */
@Test
public void selectionAlgoTest3() throws BgpParseException {
    byte[] peerIp = new byte[] { 0x0a, 0x0a, 0x0a, 0x0a };
    LinkedList<BgpValueType> pathAttributes1 = new LinkedList<>();
    BgpValueType pathAttribute1;
    byte[] origin = new byte[] { 0x40, 0x01, 0x01, 0x00 };
    ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(origin);
    pathAttribute1 = Origin.read(buffer);
    pathAttributes1.add(pathAttribute1);
    byte[] asPath = new byte[] { 0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9 };
    buffer.writeBytes(asPath);
    pathAttribute1 = AsPath.read(buffer);
    pathAttributes1.add(pathAttribute1);
    IpAddress ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    int bgpId = 168427777;
    short locRibAsNum = 100;
    boolean isIbgp = false;
    PathAttrNlriDetails attrList1 = new PathAttrNlriDetails();
    attrList1.setIdentifier(0);
    attrList1.setPathAttribute(pathAttributes1);
    attrList1.setProtocolID(ProtocolType.ISIS_LEVEL_ONE);
    PathAttrNlriDetailsLocalRib list1 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList1);
    peerIp = new byte[] { 0x0b, 0x0b, 0x0b, 0x0b };
    LinkedList<BgpValueType> pathAttributes2 = new LinkedList<>();
    BgpValueType pathAttribute2;
    origin = new byte[] { 0x40, 0x01, 0x01, 0x02 };
    buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(origin);
    pathAttribute2 = Origin.read(buffer);
    pathAttributes2.add(pathAttribute2);
    asPath = new byte[] { 0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9 };
    buffer.writeBytes(asPath);
    pathAttribute2 = AsPath.read(buffer);
    pathAttributes2.add(pathAttribute2);
    ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    bgpId = 536936448;
    locRibAsNum = 200;
    isIbgp = true;
    PathAttrNlriDetails attrList2 = new PathAttrNlriDetails();
    attrList2.setIdentifier(0);
    attrList2.setPathAttribute(pathAttributes2);
    attrList2.setProtocolID(ProtocolType.OSPF_V2);
    PathAttrNlriDetailsLocalRib list2 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList2);
    BgpSelectionAlgo algo = new BgpSelectionAlgo();
    int result = algo.compare(list1, list2);
    assertThat(result, is(1));
}

Example 13 with PathAttrNlriDetailsLocalRib

use of org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib in project onos by opennetworkinglab.

the class BgpSelectionAlgoTest method selectionAlgoTest5.

/**
 * secondPathAttribute has higher local preference than firstPathAttribute.
 */
@Test
public void selectionAlgoTest5() throws BgpParseException {
    byte[] peerIp = new byte[] { 0x0a, 0x0a, 0x0a, 0x0a };
    LinkedList<BgpValueType> pathAttributes1 = new LinkedList<>();
    BgpValueType pathAttribute1;
    byte[] locPref = new byte[] { (byte) 0x00, 0x05, 0x04, 0x00, 0x00, 0x00, 0x01 };
    ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(locPref);
    pathAttribute1 = LocalPref.read(buffer);
    pathAttributes1.add(pathAttribute1);
    IpAddress ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    int bgpId = 168427777;
    short locRibAsNum = 100;
    boolean isIbgp = false;
    PathAttrNlriDetails attrList1 = new PathAttrNlriDetails();
    attrList1.setIdentifier(0);
    attrList1.setPathAttribute(pathAttributes1);
    attrList1.setProtocolID(ProtocolType.ISIS_LEVEL_ONE);
    PathAttrNlriDetailsLocalRib list1 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList1);
    peerIp = new byte[] { 0x0b, 0x0b, 0x0b, 0x0b };
    LinkedList<BgpValueType> pathAttributes2 = new LinkedList<>();
    BgpValueType pathAttribute2;
    locPref = new byte[] { (byte) 0x00, 0x05, 0x04, 0x00, 0x00, 0x00, 0x0a };
    buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(locPref);
    pathAttribute2 = LocalPref.read(buffer);
    pathAttributes2.add(pathAttribute2);
    ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    bgpId = 536936448;
    locRibAsNum = 200;
    isIbgp = true;
    PathAttrNlriDetails attrList2 = new PathAttrNlriDetails();
    attrList2.setIdentifier(0);
    attrList2.setPathAttribute(pathAttributes2);
    attrList2.setProtocolID(ProtocolType.OSPF_V2);
    PathAttrNlriDetailsLocalRib list2 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList2);
    BgpSelectionAlgo algo = new BgpSelectionAlgo();
    int result = algo.compare(list1, list2);
    assertThat(result, is(-1));
}

Example 14 with PathAttrNlriDetailsLocalRib

use of org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib in project onos by opennetworkinglab.

the class BgpSelectionAlgoTest method selectionAlgoTest1.

/**
 * firstPathAttribute and secondPathAttribute has same AS count and firstPathAttribute
 * has shortest Origin value than secondPathAttribute.
 */
@Test
public void selectionAlgoTest1() throws BgpParseException {
    byte[] peerIp = new byte[] { 0x0a, 0x0a, 0x0a, 0x0a };
    LinkedList<BgpValueType> pathAttributes1 = new LinkedList<>();
    BgpValueType pathAttribute1;
    // origin with IGP
    byte[] origin = new byte[] { 0x40, 0x01, 0x01, 0x00 };
    ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(origin);
    pathAttribute1 = Origin.read(buffer);
    pathAttributes1.add(pathAttribute1);
    // AsPath with AS_SEQ with one AS
    byte[] asPath = new byte[] { 0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xea };
    buffer.writeBytes(asPath);
    pathAttribute1 = AsPath.read(buffer);
    pathAttributes1.add(pathAttribute1);
    IpAddress ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    int bgpId = 168427777;
    short locRibAsNum = 100;
    boolean isIbgp = false;
    PathAttrNlriDetails attrList1 = new PathAttrNlriDetails();
    attrList1.setIdentifier(0);
    attrList1.setPathAttribute(pathAttributes1);
    attrList1.setProtocolID(ProtocolType.ISIS_LEVEL_ONE);
    PathAttrNlriDetailsLocalRib list1 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList1);
    peerIp = new byte[] { 0x0b, 0x0b, 0x0b, 0x0b };
    LinkedList<BgpValueType> pathAttributes2 = new LinkedList<>();
    BgpValueType pathAttribute2;
    // origin with INCOMPLETE
    origin = new byte[] { 0x40, 0x01, 0x01, 0x02 };
    buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(origin);
    pathAttribute2 = Origin.read(buffer);
    pathAttributes2.add(pathAttribute2);
    // AsPath with AS_SEQ with one AS
    asPath = new byte[] { 0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9 };
    buffer.writeBytes(asPath);
    pathAttribute2 = AsPath.read(buffer);
    pathAttributes2.add(pathAttribute2);
    ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    bgpId = 536936448;
    locRibAsNum = 200;
    isIbgp = true;
    PathAttrNlriDetails attrList2 = new PathAttrNlriDetails();
    attrList2.setIdentifier(0);
    attrList2.setPathAttribute(pathAttributes2);
    attrList2.setProtocolID(ProtocolType.OSPF_V2);
    PathAttrNlriDetailsLocalRib list2 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList2);
    BgpSelectionAlgo algo = new BgpSelectionAlgo();
    int result = algo.compare(list1, list2);
    assertThat(result, is(1));
}

Example 15 with PathAttrNlriDetailsLocalRib

use of org.onosproject.bgpio.protocol.linkstate.PathAttrNlriDetailsLocalRib in project onos by opennetworkinglab.

the class BgpSelectionAlgoTest method selectionAlgoTest2.

/**
 * firstPathAttribute has 1 AS count and secondPathAttribute has 2 AS count
 * and firstPathAttribute has shortest Origin value than secondPathAttribute.
 */
@Test
public void selectionAlgoTest2() throws BgpParseException {
    byte[] peerIp = new byte[] { 0x0a, 0x0a, 0x0a, 0x0a };
    LinkedList<BgpValueType> pathAttributes1 = new LinkedList<>();
    BgpValueType pathAttribute1;
    byte[] origin = new byte[] { 0x40, 0x01, 0x01, 0x00 };
    ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(origin);
    pathAttribute1 = Origin.read(buffer);
    pathAttributes1.add(pathAttribute1);
    byte[] asPath = new byte[] { 0x40, 0x02, 0x04, 0x02, 0x01, (byte) 0xfd, (byte) 0xe9 };
    buffer.writeBytes(asPath);
    pathAttribute1 = AsPath.read(buffer);
    pathAttributes1.add(pathAttribute1);
    IpAddress ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    int bgpId = 168427777;
    short locRibAsNum = 100;
    boolean isIbgp = false;
    PathAttrNlriDetails attrList1 = new PathAttrNlriDetails();
    attrList1.setIdentifier(0);
    attrList1.setPathAttribute(pathAttributes1);
    attrList1.setProtocolID(ProtocolType.ISIS_LEVEL_ONE);
    PathAttrNlriDetailsLocalRib list1 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList1);
    peerIp = new byte[] { 0x0b, 0x0b, 0x0b, 0x0b };
    LinkedList<BgpValueType> pathAttributes2 = new LinkedList<>();
    BgpValueType pathAttribute2;
    origin = new byte[] { 0x40, 0x01, 0x01, 0x02 };
    buffer = ChannelBuffers.dynamicBuffer();
    buffer.writeBytes(origin);
    pathAttribute2 = Origin.read(buffer);
    pathAttributes2.add(pathAttribute2);
    asPath = new byte[] { 0x40, 0x02, 0x08, 0x02, 0x01, (byte) 0xfd, (byte) 0xea, 0x02, 0x01, (byte) 0xfd, (byte) 0xea };
    buffer.writeBytes(asPath);
    pathAttribute2 = AsPath.read(buffer);
    pathAttributes2.add(pathAttribute2);
    ipAddress = IpAddress.valueOf(Version.INET, peerIp);
    bgpId = 536936448;
    locRibAsNum = 200;
    isIbgp = true;
    PathAttrNlriDetails attrList2 = new PathAttrNlriDetails();
    attrList2.setIdentifier(0);
    attrList2.setPathAttribute(pathAttributes2);
    attrList2.setProtocolID(ProtocolType.OSPF_V2);
    PathAttrNlriDetailsLocalRib list2 = new PathAttrNlriDetailsLocalRib(ipAddress, bgpId, locRibAsNum, isIbgp, attrList2);
    BgpSelectionAlgo algo = new BgpSelectionAlgo();
    int result = algo.compare(list1, list2);
    assertThat(result, is(-1));
}