Examples with Hop org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop used on opensource projects

Example 6 with Hop

use of org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop in project netvirt by opendaylight.

the class NexthopManager method removeLocalNextHop.

public void removeLocalNextHop(BigInteger dpnId, Long vpnId, String ipNextHopAddress, String ipPrefixAddress) {
    String ipPrefixStr = vpnId + ipPrefixAddress;
    VpnNexthop prefixNh = null;
    synchronized (ipPrefixStr.intern()) {
        prefixNh = getVpnNexthop(vpnId, ipPrefixAddress);
    }
    String ipAddress = prefixNh != null ? ipPrefixAddress : ipNextHopAddress;
    String nextHopLockStr = vpnId + ipAddress;
    synchronized (nextHopLockStr.intern()) {
        VpnNexthop nh = getVpnNexthop(vpnId, ipAddress);
        if (nh != null) {
            int newFlowrefCnt = nh.getFlowrefCount() - 1;
            if (newFlowrefCnt == 0) {
                // remove the group only if there are no more flows using this group
                GroupEntity groupEntity = MDSALUtil.buildGroupEntity(dpnId, nh.getEgressPointer(), ipAddress, GroupTypes.GroupAll, Collections.EMPTY_LIST);
                // remove Group ...
                mdsalApiManager.removeGroup(groupEntity);
                // update MD-SAL DS
                removeVpnNexthopFromDS(vpnId, ipAddress);
                // release groupId
                removeNextHopPointer(getNextHopKey(vpnId, ipAddress));
                LOG.debug("Local Next hop {} for {} {} on dpn {} successfully deleted", nh.getEgressPointer(), vpnId, ipAddress, dpnId);
            } else {
                // just update the flowrefCount of the vpnNexthop
                VpnNexthop currNh = new VpnNexthopBuilder().setKey(new VpnNexthopKey(ipAddress)).setFlowrefCount(newFlowrefCnt).build();
                LOG.trace("Updating vpnnextHop {} for refCount {} to Operational DS", currNh, newFlowrefCnt);
                MDSALUtil.syncUpdate(dataBroker, LogicalDatastoreType.OPERATIONAL, getVpnNextHopIdentifier(vpnId, ipAddress), currNh);
            }
        } else {
            // throw error
            LOG.error("Local Next hop for Prefix {} VpnId {} on dpn {} not deleted", ipAddress, vpnId, dpnId);
        }
    }
}

Example 7 with Hop

use of org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop in project netvirt by opendaylight.

the class NexthopManager method removeVpnNexthopFromDS.

private void removeVpnNexthopFromDS(long vpnId, String ipPrefix) {
    InstanceIdentifierBuilder<VpnNexthop> idBuilder = InstanceIdentifier.builder(L3nexthop.class).child(VpnNexthops.class, new VpnNexthopsKey(vpnId)).child(VpnNexthop.class, new VpnNexthopKey(ipPrefix));
    InstanceIdentifier<VpnNexthop> id = idBuilder.build();
    // remove from DS
    LOG.trace("Removing vpn next hop from datastore : {}", id);
    MDSALUtil.syncDelete(dataBroker, LogicalDatastoreType.OPERATIONAL, id);
}

Example 8 with Hop

use of org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop in project netvirt by opendaylight.

the class SfcProvider method getHopSfInterface.

private Optional<String> getHopSfInterface(RenderedServicePathHop hop, boolean useForwardDpl) {
    LOG.trace("getHopSfInterface of hop {}", hop);
    SfName sfName = hop.getServiceFunctionName();
    if (sfName == null) {
        LOG.warn("getHopSfInterface hop has no SF");
        return Optional.empty();
    }
    SffName sffName = hop.getServiceFunctionForwarder();
    if (sffName == null) {
        LOG.warn("getHopSfInterface hop has no SFF");
        return Optional.empty();
    }
    Optional<ServiceFunctionForwarder> sff = getServiceFunctionForwarder(sffName);
    if (!sff.isPresent()) {
        LOG.warn("getHopSfInterface SFF [{}] does not exist", sffName.getValue());
        return Optional.empty();
    }
    // Find the SFF-SF data plane locator for the SF pair
    SffSfDataPlaneLocator sffSfDataPlaneLocator = sff.map(ServiceFunctionForwarder::getServiceFunctionDictionary).orElse(Collections.emptyList()).stream().filter(serviceFunctionDictionary -> serviceFunctionDictionary.getName().equals(sfName)).findAny().map(ServiceFunctionDictionary::getSffSfDataPlaneLocator).orElse(null);
    if (sffSfDataPlaneLocator == null) {
        LOG.warn("getHopSfInterface SFF [{}] has not dictionary for SF [{}]", sffName.getValue(), sffName.getValue());
        return Optional.empty();
    }
    // Get the forward or reverse locator name as appropriate if any,
    // otherwise default to non directional locator
    SffDataPlaneLocatorName sffDataPlaneLocatorName = null;
    if (useForwardDpl) {
        sffDataPlaneLocatorName = sffSfDataPlaneLocator.getSffForwardDplName();
    } else {
        sffDataPlaneLocatorName = sffSfDataPlaneLocator.getSffReverseDplName();
    }
    if (sffDataPlaneLocatorName == null) {
        sffDataPlaneLocatorName = sffSfDataPlaneLocator.getSffDplName();
    }
    // Get the interface name value of the locator with such name
    SffDataPlaneLocatorName locatorName = sffDataPlaneLocatorName;
    Optional<String> interfaceName = sff.map(ServiceFunctionForwarderBase::getSffDataPlaneLocator).orElse(Collections.emptyList()).stream().filter(sffDataPlaneLocator -> sffDataPlaneLocator.getName().equals(locatorName)).findAny().map(SffDataPlaneLocator::getDataPlaneLocator).filter(dataPlaneLocator -> dataPlaneLocator.getLocatorType() instanceof LogicalInterface).map(dataPlaneLocator -> (LogicalInterfaceLocator) dataPlaneLocator.getLocatorType()).map(LogicalInterfaceLocator::getInterfaceName);
    return interfaceName;
}

Example 9 with Hop

use of org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop in project netvirt by opendaylight.

the class ConfigurationClassifierImpl method buildEntries.

private Set<ClassifierRenderableEntry> buildEntries(String ruleName, @NonNull List<String> interfaces, @NonNull Matches matches, @NonNull RenderedServicePath rsp) {
    String rspName = rsp.getName().getValue();
    Long nsp = rsp.getPathId();
    Short nsi = rsp.getStartingIndex();
    Short nsl = rsp.getRenderedServicePathHop() == null ? null : (short) rsp.getRenderedServicePathHop().size();
    if (nsp == null || nsi == null || nsl == null) {
        LOG.warn("Ace {} RSP {} ignored: no valid NSI or NSP or length", ruleName, rspName);
        return Collections.emptySet();
    }
    DpnIdType firstHopDpn = sfcProvider.getFirstHopIngressInterfaceFromRsp(rsp).flatMap(geniusProvider::getDpnIdFromInterfaceName).orElse(null);
    if (firstHopDpn == null) {
        LOG.warn("Ace {} RSP {} ignored: no valid first hop DPN", ruleName, rspName);
        return Collections.emptySet();
    }
    String lastHopInterface = sfcProvider.getLastHopEgressInterfaceFromRsp(rsp).orElse(null);
    if (lastHopInterface == null) {
        LOG.warn("Ace {} RSP {} ignored: has no valid last hop interface", ruleName, rspName);
        return Collections.emptySet();
    }
    DpnIdType lastHopDpn = geniusProvider.getDpnIdFromInterfaceName(lastHopInterface).orElse(null);
    if (lastHopDpn == null) {
        LOG.warn("Ace {} RSP {} ignored: has no valid last hop DPN", ruleName, rspName);
        return Collections.emptySet();
    }
    Map<NodeId, List<InterfaceKey>> nodeToInterfaces = new HashMap<>();
    for (String iface : interfaces) {
        geniusProvider.getNodeIdFromLogicalInterface(iface).ifPresent(nodeId -> nodeToInterfaces.computeIfAbsent(nodeId, key -> new ArrayList<>()).add(new InterfaceKey(iface)));
    }
    LOG.trace("Ace {} RSP {}: got classifier nodes and interfaces: {}", ruleName, rspName, nodeToInterfaces);
    String firstHopIp = geniusProvider.getIpFromDpnId(firstHopDpn).orElse(null);
    Set<ClassifierRenderableEntry> entries = new HashSet<>();
    nodeToInterfaces.forEach((nodeId, ifaces) -> {
        // Get node info
        DpnIdType nodeDpn = new DpnIdType(OpenFlow13Provider.getDpnIdFromNodeId(nodeId));
        String nodeIp = geniusProvider.getIpFromDpnId(nodeDpn).orElse(LOCAL_HOST_IP);
        if (firstHopIp == null && !nodeDpn.equals(firstHopDpn)) {
            LOG.warn("Ace {} RSP {} classifier {} ignored: no IP to reach first hop DPN {}", ruleName, rspName, nodeId, firstHopDpn);
            return;
        }
        // Add entries that are not based on ingress or egress interface
        entries.add(ClassifierEntry.buildNodeEntry(nodeId));
        entries.add(ClassifierEntry.buildPathEntry(nodeId, nsp, nsi, nsl, nodeDpn.equals(firstHopDpn) ? null : firstHopIp));
        // Add entries based on ingress interface
        ifaces.forEach(interfaceKey -> {
            entries.add(ClassifierEntry.buildIngressEntry(interfaceKey));
            entries.add(ClassifierEntry.buildMatchEntry(nodeId, geniusProvider.getNodeConnectorIdFromInterfaceName(interfaceKey.getName()).get(), matches, nsp, nsi));
        });
        // hand-off can happen through the dispatcher table
        if (nodeDpn.equals(lastHopDpn)) {
            entries.add(ClassifierEntry.buildIngressEntry(new InterfaceKey(lastHopInterface)));
        }
        // Egress services must bind to egress ports. Since we dont know before-hand what
        // the egress ports will be, we will bind on all switch ports. If the packet
        // doesnt have NSH, it will be returned to the the egress dispatcher table.
        List<Interfaces> interfaceUuidStrList = geniusProvider.getInterfacesFromNode(nodeId);
        interfaceUuidStrList.forEach(interfaceUuidStr -> {
            InterfaceKey interfaceKey = new InterfaceKey(interfaceUuidStr.getInterfaceName());
            Optional<String> remoteIp = geniusProvider.getRemoteIpAddress(interfaceUuidStr.getInterfaceName());
            entries.add(ClassifierEntry.buildEgressEntry(interfaceKey, remoteIp.orElse(nodeIp)));
        });
    });
    return entries;
}

Example 10 with Hop

use of org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.lisp.address.types.rev151105.lisp.address.address.explicit.locator.path.explicit.locator.path.Hop in project bgpcep by opendaylight.

the class NextHopUtilTest method testParseNextHop.

@Test
public void testParseNextHop() {
    CNextHop hop = null;
    try {
        hop = NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(IPV4B));
    } catch (final IllegalArgumentException e) {
        fail("This exception should not happen");
    }
    assertEquals(IPV4, ((Ipv4NextHopCase) hop).getIpv4NextHop().getGlobal());
    try {
        hop = NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(IPV6B));
    } catch (final IllegalArgumentException e) {
        fail("This exception should not happen");
    }
    assertEquals(IPV6, ((Ipv6NextHopCase) hop).getIpv6NextHop().getGlobal());
    assertNull(((Ipv6NextHopCase) hop).getIpv6NextHop().getLinkLocal());
    try {
        hop = NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(IPV6LB));
    } catch (final IllegalArgumentException e) {
        fail("This exception should not happen");
    }
    assertEquals(IPV6, ((Ipv6NextHopCase) hop).getIpv6NextHop().getGlobal());
    assertEquals(IPV6L, ((Ipv6NextHopCase) hop).getIpv6NextHop().getLinkLocal());
    final byte[] wrong = new byte[] { (byte) 0x20, (byte) 0x01, (byte) 0x0d };
    try {
        NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(wrong));
        fail("Exception should happen");
    } catch (final IllegalArgumentException e) {
        assertEquals("Cannot parse NEXT_HOP attribute. Wrong bytes length: 3", e.getMessage());
    }
}