Examples with Prefix org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev191125.graph.topology.graph.Prefix used on opensource projects

Example 21 with Prefix

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev191125.graph.topology.graph.Prefix in project netvirt by opendaylight.

the class VrfEntryListener method manageRemoteRouteOnDPN.

public void manageRemoteRouteOnDPN(final boolean action, final BigInteger localDpnId, final long vpnId, final String rd, final String destPrefix, final String destTepIp, final long label) {
    final VpnInstanceOpDataEntry vpnInstance = fibUtil.getVpnInstance(rd);
    if (vpnInstance == null) {
        LOG.error("VpnInstance for rd {} not present for prefix {}", rd, destPrefix);
        return;
    }
    jobCoordinator.enqueueJob(FibUtil.getJobKeyForVpnIdDpnId(vpnId, localDpnId), () -> Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(tx -> {
        synchronized (vpnInstance.getVpnInstanceName().intern()) {
            VrfTablesKey vrfTablesKey = new VrfTablesKey(rd);
            VrfEntry vrfEntry = getVrfEntry(dataBroker, rd, destPrefix);
            if (vrfEntry == null) {
                return;
            }
            LOG.trace("manageRemoteRouteOnDPN :: action {}, DpnId {}, vpnId {}, rd {}, destPfx {}", action, localDpnId, vpnId, rd, destPrefix);
            List<RoutePaths> routePathList = vrfEntry.getRoutePaths();
            VrfEntry modVrfEntry;
            if (routePathList == null || routePathList.isEmpty()) {
                modVrfEntry = FibHelper.getVrfEntryBuilder(vrfEntry, label, Collections.singletonList(destTepIp), RouteOrigin.value(vrfEntry.getOrigin()), null).build();
            } else {
                modVrfEntry = vrfEntry;
            }
            if (action) {
                LOG.trace("manageRemoteRouteOnDPN updated(add)  vrfEntry :: {}", modVrfEntry);
                createRemoteFibEntry(localDpnId, vpnId, vrfTablesKey.getRouteDistinguisher(), modVrfEntry, tx);
            } else {
                LOG.trace("manageRemoteRouteOnDPN updated(remove)  vrfEntry :: {}", modVrfEntry);
                List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnInstance.getVpnId(), vrfEntry.getDestPrefix());
                if (usedRds.size() > 1) {
                    LOG.debug("The extra route prefix is still present in some DPNs");
                    return;
                }
                // Is this fib route an extra route? If yes, get the nexthop which would be
                // an adjacency in the vpn
                Optional<Routes> extraRouteOptional = Optional.absent();
                if (usedRds.size() != 0) {
                    extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, fibUtil.getVpnNameFromId(vpnInstance.getVpnId()), usedRds.get(0), vrfEntry.getDestPrefix());
                }
                baseVrfEntryHandler.deleteRemoteRoute(null, localDpnId, vpnId, vrfTablesKey, modVrfEntry, extraRouteOptional, tx);
            }
        }
    })));
}

Example 22 with Prefix

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev191125.graph.topology.graph.Prefix in project netvirt by opendaylight.

the class VrfEntryListener method deleteLocalFibEntry.

public List<BigInteger> deleteLocalFibEntry(Long vpnId, String rd, VrfEntry vrfEntry) {
    List<BigInteger> returnLocalDpnId = new ArrayList<>();
    Prefixes localNextHopInfo = fibUtil.getPrefixToInterface(vpnId, vrfEntry.getDestPrefix());
    String vpnName = fibUtil.getVpnNameFromId(vpnId);
    boolean isExtraroute = false;
    if (localNextHopInfo == null) {
        List<String> usedRds = VpnExtraRouteHelper.getUsedRds(dataBroker, vpnId, vrfEntry.getDestPrefix());
        if (usedRds.size() > 1) {
            LOG.error("The extra route prefix {} is still present in some DPNs in vpn {} on rd {}", vrfEntry.getDestPrefix(), vpnName, rd);
            return returnLocalDpnId;
        }
        // Is this fib route an extra route? If yes, get the nexthop which would be an adjacency
        // in the vpn
        Optional<Routes> extraRouteOptional = VpnExtraRouteHelper.getVpnExtraroutes(dataBroker, vpnName, rd, vrfEntry.getDestPrefix());
        if (extraRouteOptional.isPresent()) {
            isExtraroute = true;
            Routes extraRoute = extraRouteOptional.get();
            String ipPrefix;
            if (isIpv4Address(extraRoute.getNexthopIpList().get(0))) {
                ipPrefix = extraRoute.getNexthopIpList().get(0) + NwConstants.IPV4PREFIX;
            } else {
                ipPrefix = extraRoute.getNexthopIpList().get(0) + NwConstants.IPV6PREFIX;
            }
            localNextHopInfo = fibUtil.getPrefixToInterface(vpnId, ipPrefix);
            if (localNextHopInfo != null) {
                String localNextHopIP = localNextHopInfo.getIpAddress();
                BigInteger dpnId = checkDeleteLocalFibEntry(localNextHopInfo, localNextHopIP, vpnId, rd, vrfEntry, isExtraroute, vpnId);
                if (!dpnId.equals(BigInteger.ZERO)) {
                    LOG.trace("Deleting ECMP group for prefix {}, dpn {}", vrfEntry.getDestPrefix(), dpnId);
                    nextHopManager.setupLoadBalancingNextHop(vpnId, dpnId, vrfEntry.getDestPrefix(), /*listBucketInfo*/
                    Collections.emptyList(), /*remove*/
                    false);
                    returnLocalDpnId.add(dpnId);
                }
            } else {
                LOG.error("localNextHopInfo unavailable while deleting prefix {} with rds {}, primary rd {} in " + "vpn {}", vrfEntry.getDestPrefix(), usedRds, rd, vpnName);
            }
        }
        if (localNextHopInfo == null) {
            /* Imported VRF entry */
            java.util.Optional<Long> optionalLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
            if (optionalLabel.isPresent()) {
                Long label = optionalLabel.get();
                List<String> nextHopAddressList = FibHelper.getNextHopListFromRoutePaths(vrfEntry);
                LabelRouteInfo lri = getLabelRouteInfo(label);
                if (isPrefixAndNextHopPresentInLri(vrfEntry.getDestPrefix(), nextHopAddressList, lri)) {
                    PrefixesBuilder prefixBuilder = new PrefixesBuilder();
                    prefixBuilder.setDpnId(lri.getDpnId());
                    BigInteger dpnId = checkDeleteLocalFibEntry(prefixBuilder.build(), nextHopAddressList.get(0), vpnId, rd, vrfEntry, isExtraroute, lri.getParentVpnid());
                    if (!dpnId.equals(BigInteger.ZERO)) {
                        returnLocalDpnId.add(dpnId);
                    }
                }
            }
        }
    } else {
        LOG.debug("Obtained prefix to interface for rd {} prefix {}", rd, vrfEntry.getDestPrefix());
        String localNextHopIP = localNextHopInfo.getIpAddress();
        BigInteger dpnId = checkDeleteLocalFibEntry(localNextHopInfo, localNextHopIP, vpnId, rd, vrfEntry, isExtraroute, vpnId);
        if (!dpnId.equals(BigInteger.ZERO)) {
            returnLocalDpnId.add(dpnId);
        }
    }
    return returnLocalDpnId;
}

Example 23 with Prefix

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev191125.graph.topology.graph.Prefix in project netvirt by opendaylight.

the class VrfEntryListener method removeInterVPNLinkRouteFlows.

public void removeInterVPNLinkRouteFlows(final InterVpnLinkDataComposite interVpnLink, final String vpnName, final VrfEntry vrfEntry) {
    Preconditions.checkArgument(vrfEntry.getRoutePaths() != null && vrfEntry.getRoutePaths().size() == 1);
    String interVpnLinkName = interVpnLink.getInterVpnLinkName();
    List<BigInteger> targetDpns = interVpnLink.getEndpointDpnsByVpnName(vpnName);
    if (targetDpns.isEmpty()) {
        LOG.warn("Could not find DPNs for VPN {} in InterVpnLink {}", vpnName, interVpnLinkName);
        return;
    }
    java.util.Optional<String> optNextHop = FibUtil.getFirstNextHopAddress(vrfEntry);
    java.util.Optional<Long> optLabel = FibUtil.getLabelFromRoutePaths(vrfEntry);
    // delete from FIB
    // 
    optNextHop.ifPresent(nextHop -> {
        String flowRef = getInterVpnFibFlowRef(interVpnLinkName, vrfEntry.getDestPrefix(), nextHop);
        FlowKey flowKey = new FlowKey(new FlowId(flowRef));
        Flow flow = new FlowBuilder().setKey(flowKey).setId(new FlowId(flowRef)).setTableId(NwConstants.L3_FIB_TABLE).setFlowName(flowRef).build();
        LOG.trace("Removing flow in FIB table for interVpnLink {} key {}", interVpnLinkName, flowRef);
        for (BigInteger dpId : targetDpns) {
            LOG.debug("Removing flow: VrfEntry=[prefix={} nexthop={}] dpn {} for InterVpnLink {} in FIB", vrfEntry.getDestPrefix(), nextHop, dpId, interVpnLinkName);
            mdsalManager.removeFlow(dpId, flow);
        }
    });
    // delete from LFIB
    // 
    optLabel.ifPresent(label -> {
        LOG.trace("Removing flow in FIB table for interVpnLink {}", interVpnLinkName);
        WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
        for (BigInteger dpId : targetDpns) {
            LOG.debug("Removing flow: VrfEntry=[prefix={} label={}] dpn {} for InterVpnLink {} in LFIB", vrfEntry.getDestPrefix(), label, dpId, interVpnLinkName);
            makeLFibTableEntry(dpId, label, /*instructions*/
            null, LFIB_INTERVPN_PRIORITY, NwConstants.DEL_FLOW, tx);
        }
        tx.submit();
    });
}

Example 24 with Prefix

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev191125.graph.topology.graph.Prefix in project netvirt by opendaylight.

the class BaseVrfEntryHandler method deleteRemoteRoute.

public void deleteRemoteRoute(final BigInteger localDpnId, final BigInteger remoteDpnId, final long vpnId, final VrfTablesKey vrfTableKey, final VrfEntry vrfEntry, Optional<Routes> extraRouteOptional, WriteTransaction tx) {
    Boolean wrTxPresent = true;
    if (tx == null) {
        wrTxPresent = false;
        tx = dataBroker.newWriteOnlyTransaction();
    }
    LOG.debug("deleting remote route: prefix={}, vpnId={} localDpnId {} remoteDpnId {}", vrfEntry.getDestPrefix(), vpnId, localDpnId, remoteDpnId);
    String rd = vrfTableKey.getRouteDistinguisher();
    if (localDpnId != null && localDpnId != BigInteger.ZERO) {
        // localDpnId is not known when clean up happens for last vm for a vpn on a dpn
        if (extraRouteOptional.isPresent()) {
            nextHopManager.setupLoadBalancingNextHop(vpnId, remoteDpnId, vrfEntry.getDestPrefix(), Collections.emptyList(), /*listBucketInfo*/
            false);
        }
        makeConnectedRoute(remoteDpnId, vpnId, vrfEntry, rd, null, NwConstants.DEL_FLOW, tx, null);
        LOG.debug("Successfully delete FIB entry: vrfEntry={}, vpnId={}", vrfEntry.getDestPrefix(), vpnId);
        return;
    }
    // below two reads are kept as is, until best way is found to identify dpnID
    VpnNexthop localNextHopInfo = nextHopManager.getVpnNexthop(vpnId, vrfEntry.getDestPrefix());
    if (extraRouteOptional.isPresent()) {
        nextHopManager.setupLoadBalancingNextHop(vpnId, remoteDpnId, vrfEntry.getDestPrefix(), Collections.emptyList(), /*listBucketInfo*/
        false);
    } else {
        checkDpnDeleteFibEntry(localNextHopInfo, remoteDpnId, vpnId, vrfEntry, rd, tx, null);
    }
    if (!wrTxPresent) {
        tx.submit();
    }
}

Example 25 with Prefix

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.graph.rev191125.graph.topology.graph.Prefix in project netvirt by opendaylight.

the class EvpnVrfEntryHandler method createRemoteEvpnFlows.

private void createRemoteEvpnFlows(String rd, VrfEntry vrfEntry, VpnInstanceOpDataEntry vpnInstance, List<BigInteger> localDpnId, VrfTablesKey vrfTableKey, boolean isNatPrefix) {
    LOG.info("Creating remote EVPN flows for prefix {} rd {} route-paths {} evi {}", vrfEntry.getDestPrefix(), rd, vrfEntry.getRoutePaths(), vrfEntry.getL3vni());
    List<VpnToDpnList> vpnToDpnList = vpnInstance.getVpnToDpnList();
    if (vpnToDpnList != null) {
        jobCoordinator.enqueueJob("FIB" + rd + vrfEntry.getDestPrefix(), () -> {
            WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
            List<ListenableFuture<Void>> futures = new ArrayList<>();
            for (VpnToDpnList vpnDpn : vpnToDpnList) {
                if (!localDpnId.contains(vpnDpn.getDpnId())) {
                    if (vpnDpn.getDpnState() == VpnToDpnList.DpnState.Active) {
                        createRemoteFibEntry(vpnDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry, isNatPrefix, tx);
                    }
                }
            }
            futures.add(tx.submit());
            return futures;
        });
    }
}