Examples with Bgpvpn org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.bgpvpns.rev150903.bgpvpns.attributes.bgpvpns.Bgpvpn used on opensource projects

Example 11 with Bgpvpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.bgpvpns.rev150903.bgpvpns.attributes.bgpvpns.Bgpvpn in project netvirt by opendaylight.

the class NeutronBgpvpnRouterAssociationChangeListener method remove.

@Override
public void remove(InstanceIdentifier<BgpvpnRouterAssociation> identifier, BgpvpnRouterAssociation input) {
    LOG.trace("Removing Bgpvpn router association : key: {}, value={}", identifier, input);
    Uuid vpnId = input.getBgpvpnId();
    String vpnName = vpnId.getValue();
    Uuid routerId = input.getRouterId();
    NamedLocks<String> vpnLock = neutronBgpvpnUtils.getVpnLock();
    try (AcquireResult lock = vpnLock.tryAcquire(vpnName, NeutronConstants.LOCK_WAIT_TIME, TimeUnit.SECONDS)) {
        if (!lock.wasAcquired()) {
            LOG.error("Remove router association: remove association failed for vpn : {} and routerId: {} due" + " to failure in acquiring lock", vpnName, routerId.getValue());
            return;
        }
        neutronBgpvpnUtils.removeUnProcessedRouter(vpnId, routerId);
        VpnInstance vpnInstance = neutronvpnUtils.getVpnInstance(vpnId);
        if (vpnInstance != null) {
            nvpnManager.dissociateRouterFromVpn(vpnId, routerId);
        }
    }
}

Example 12 with Bgpvpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.bgpvpns.rev150903.bgpvpns.attributes.bgpvpns.Bgpvpn in project netvirt by opendaylight.

the class NeutronBgpvpnRouterAssociationChangeListener method add.

@Override
public void add(InstanceIdentifier<BgpvpnRouterAssociation> identifier, BgpvpnRouterAssociation input) {
    LOG.trace("Adding Bgpvpn router association : key: {}, value={}", identifier, input);
    Uuid vpnId = input.getBgpvpnId();
    String vpnName = vpnId.getValue();
    Uuid routerId = input.getRouterId();
    NamedLocks<String> vpnLock = neutronBgpvpnUtils.getVpnLock();
    try (AcquireResult lock = vpnLock.tryAcquire(vpnName, NeutronConstants.LOCK_WAIT_TIME, TimeUnit.SECONDS)) {
        if (!lock.wasAcquired()) {
            LOG.error("Add router association: add association failed for vpn : {} and routerId: {} due to " + "failure in acquiring lock", vpnName, routerId.getValue());
            return;
        }
        VpnInstance vpnInstance = neutronvpnUtils.getVpnInstance(vpnId);
        if (vpnInstance != null) {
            if (validateRouteInfo(routerId, vpnId)) {
                nvpnManager.associateRouterToVpn(vpnId, routerId);
            }
        } else {
            neutronBgpvpnUtils.addUnProcessedRouter(vpnId, routerId);
        }
    }
}

Example 13 with Bgpvpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.bgpvpns.rev150903.bgpvpns.attributes.bgpvpns.Bgpvpn in project netvirt by opendaylight.

the class NeutronBgpvpnNetworkAssociationChangeListener method add.

@Override
public void add(InstanceIdentifier<BgpvpnNetworkAssociation> identifier, BgpvpnNetworkAssociation input) {
    LOG.trace("Adding Bgpvpn network association : key: {}, value={}", identifier, input);
    Uuid vpnId = input.getBgpvpnId();
    String vpnName = vpnId.getValue();
    Uuid networkId = input.getNetworkId();
    List<Uuid> networks = new ArrayList<>();
    networks.add(networkId);
    NamedLocks<String> vpnLock = neutronBgpvpnUtils.getVpnLock();
    try (AcquireResult lock = vpnLock.tryAcquire(vpnName, NeutronConstants.LOCK_WAIT_TIME, TimeUnit.SECONDS)) {
        if (!lock.wasAcquired()) {
            LOG.error("Add network association: add association failed for vpn : {} and networkId: {} due to " + "failure in acquiring lock", vpnName, networkId.getValue());
            return;
        }
        VpnInstance vpnInstance = neutronvpnUtils.getVpnInstance(vpnId);
        if (vpnInstance != null) {
            List<String> errorMessages = nvpnManager.associateNetworksToVpn(vpnId, networks);
            if (!errorMessages.isEmpty()) {
                LOG.error("BgpvpnNetworkAssociation add: associate network id {} to vpn {} failed due to {}", networkId.getValue(), vpnId.getValue(), errorMessages);
            }
        } else {
            neutronBgpvpnUtils.addUnProcessedNetwork(vpnId, networkId);
        }
    }
}

Example 14 with Bgpvpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.bgpvpns.rev150903.bgpvpns.attributes.bgpvpns.Bgpvpn in project netvirt by opendaylight.

the class NeutronvpnManager method checkAlarmExtraRoutes.

/**
 * This method setup or down an alarm about extra route fault.
 * When extra routes are configured, through a router, if the number of nexthops is greater than the number of
 * available RDs, then an alarm and an error is generated.<br>
 * <b>Be careful</b> the routeList could be changed.
 *
 * @param vpnId the vpnId of vpn to control.
 * @param routeList the list of router to check, it could be modified.
 */
private void checkAlarmExtraRoutes(Uuid vpnId, List<Routes> routeList) {
    if (!neutronvpnAlarm.isAlarmEnabled()) {
        LOG.debug("checkAlarmExtraRoutes is not enable for vpnId {} routeList {}", vpnId, routeList);
        return;
    }
    VpnInstance vpnInstance = neutronvpnUtils.getVpnInstance(vpnId);
    if (vpnInstance == null || routeList == null || routeList.isEmpty() || !neutronvpnAlarm.isAlarmEnabled()) {
        LOG.debug("checkAlarmExtraRoutes have args null as following : vpnId {} routeList {}", vpnId, routeList);
        return;
    }
    String primaryRd = neutronvpnUtils.getVpnRd(vpnId.getValue());
    if (primaryRd == null || primaryRd.equals(vpnId.getValue())) {
        LOG.debug("checkAlarmExtraRoutes. vpn {} is not a BGPVPN. cancel checkExtraRoute", vpnId);
        return;
    }
    for (Routes route : routeList) {
        // count  the number of nexthops for each same route.getDestingation().getValue()
        String destination = route.getDestination().stringValue();
        String nextHop = route.getNexthop().stringValue();
        List<String> nextHopList = new ArrayList<>();
        nextHopList.add(nextHop);
        int nbNextHops = 1;
        for (Routes routeTmp : routeList) {
            String routeDest = routeTmp.getDestination().stringValue();
            if (!destination.equals(routeDest)) {
                continue;
            }
            String routeNextH = routeTmp.getNexthop().stringValue();
            if (nextHop.equals(routeNextH)) {
                continue;
            }
            nbNextHops++;
            nextHopList.add(routeTmp.getNexthop().stringValue());
        }
        final List<String> rdList = new ArrayList<>();
        if (vpnInstance != null && vpnInstance.getRouteDistinguisher() != null) {
            vpnInstance.getRouteDistinguisher().forEach(rd -> {
                if (rd != null) {
                    rdList.add(rd);
                }
            });
        }
        // 1. VPN Instance Name
        String typeAlarm = "for vpnId: " + vpnId + " have exceeded next hops for prefixe";
        // 2. Router ID
        List<Uuid> routerUuidList = neutronvpnUtils.getRouterIdListforVpn(vpnId);
        Uuid routerUuid = routerUuidList.get(0);
        StringBuilder detailsAlarm = new StringBuilder("routerUuid: ");
        detailsAlarm.append(routerUuid == null ? vpnId.toString() : routerUuid.getValue());
        // 3. List of RDs associated with the VPN
        detailsAlarm.append(" List of RDs associated with the VPN: ");
        for (String s : rdList) {
            detailsAlarm.append(s);
            detailsAlarm.append(", ");
        }
        // 4. Prefix in question
        detailsAlarm.append(" for prefix: ");
        detailsAlarm.append(route.getDestination().stringValue());
        // 5. List of NHs for the prefix
        detailsAlarm.append(" for nextHops: ");
        for (String s : nextHopList) {
            detailsAlarm.append(s);
            detailsAlarm.append(", ");
        }
        if (rdList.size() < nbNextHops) {
            neutronvpnAlarm.raiseNeutronvpnAlarm(typeAlarm, detailsAlarm.toString());
        } else {
            neutronvpnAlarm.clearNeutronvpnAlarm(typeAlarm, detailsAlarm.toString());
        }
    }
}

Example 15 with Bgpvpn

use of org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.bgpvpns.rev150903.bgpvpns.attributes.bgpvpns.Bgpvpn in project netvirt by opendaylight.

the class NeutronvpnManager method associateNetworksToVpn.

/**
 * Parses and associates networks list with given VPN.
 *
 * @param vpnId Uuid of given VPN.
 * @param networkList List list of network Ids (Uuid), which will be associated.
 * @return list of formatted strings with detailed error messages.
 */
@NonNull
protected List<String> associateNetworksToVpn(@NonNull Uuid vpnId, @NonNull List<Uuid> networkList) {
    List<String> failedNwList = new ArrayList<>();
    HashSet<Uuid> passedNwList = new HashSet<>();
    ConcurrentMap<Uuid, Network> extNwMap = new ConcurrentHashMap<>();
    boolean isExternalNetwork = false;
    if (networkList.isEmpty()) {
        LOG.error("associateNetworksToVpn: Failed as given networks list is empty, VPN Id: {}", vpnId.getValue());
        failedNwList.add(String.format("Failed to associate networks with VPN %s as given networks list is empty", vpnId.getValue()));
        return failedNwList;
    }
    VpnInstance vpnInstance = VpnHelper.getVpnInstance(dataBroker, vpnId.getValue());
    if (vpnInstance == null) {
        LOG.error("associateNetworksToVpn: Can not find vpnInstance for VPN {} in ConfigDS", vpnId.getValue());
        failedNwList.add(String.format("Failed to associate network: can not found vpnInstance for VPN %s " + "in ConfigDS", vpnId.getValue()));
        return failedNwList;
    }
    try {
        if (isVpnOfTypeL2(vpnInstance) && neutronEvpnUtils.isVpnAssociatedWithNetwork(vpnInstance)) {
            LOG.error("associateNetworksToVpn: EVPN {} supports only one network to be associated with", vpnId.getValue());
            failedNwList.add(String.format("Failed to associate network: EVPN %s supports only one network to be " + "associated with", vpnId.getValue()));
            return failedNwList;
        }
        Set<VpnTarget> routeTargets = vpnManager.getRtListForVpn(vpnId.getValue());
        boolean isIpFamilyUpdated = false;
        IpVersionChoice ipVersion = IpVersionChoice.UNDEFINED;
        for (Uuid nw : networkList) {
            Network network = neutronvpnUtils.getNeutronNetwork(nw);
            if (network == null) {
                LOG.error("associateNetworksToVpn: Network {} not found in ConfigDS", nw.getValue());
                failedNwList.add(String.format("Failed to associate network: network %s not found in ConfigDS", nw.getValue()));
                continue;
            }
            NetworkProviderExtension providerExtension = network.augmentation(NetworkProviderExtension.class);
            if (providerExtension.getSegments() != null && providerExtension.getSegments().size() > 1) {
                LOG.error("associateNetworksToVpn: MultiSegmented network {} not supported in BGPVPN {}", nw.getValue(), vpnId.getValue());
                failedNwList.add(String.format("Failed to associate multisegmented network %s with BGPVPN %s", nw.getValue(), vpnId.getValue()));
                continue;
            }
            Uuid networkVpnId = neutronvpnUtils.getVpnForNetwork(nw);
            if (networkVpnId != null) {
                LOG.error("associateNetworksToVpn: Network {} already associated with another VPN {}", nw.getValue(), networkVpnId.getValue());
                failedNwList.add(String.format("Failed to associate network %s as it is already associated to " + "another VPN %s", nw.getValue(), networkVpnId.getValue()));
                continue;
            }
            /* Handle association of external network(s) to Internet BGP-VPN use case outside of the
                 * networkList iteration
                 */
            if (neutronvpnUtils.getIsExternal(network)) {
                extNwMap.put(nw, network);
                isExternalNetwork = true;
                // Check whether router-gw is set with external network before external network to BGPVPN association
                List<Uuid> routerList = neutronvpnUtils.getRouterIdsForExtNetwork(nw);
                if (!routerList.isEmpty()) {
                    for (Uuid routerId : routerList) {
                        // If v6 subnet was already added to router means it requires IPv6 AddrFamily in VpnInstance
                        if (neutronvpnUtils.isV6SubnetPartOfRouter(routerId)) {
                            ipVersion = ipVersion.addVersion(IpVersionChoice.IPV6);
                            LOG.debug("associateNetworksToVpn: External network {} is already associated with " + "router(router-gw) {} and V6 subnet is part of that router. Hence Set IPv6 " + "address family type in Internet VPN Instance {}", network, routerId, vpnId);
                            break;
                        }
                    }
                }
            }
            List<Subnetmap> subnetmapList = neutronvpnUtils.getSubnetmapListFromNetworkId(nw);
            if (subnetmapList == null || subnetmapList.isEmpty()) {
                passedNwList.add(nw);
                continue;
            }
            if (vpnManager.checkForOverlappingSubnets(nw, subnetmapList, vpnId, routeTargets, failedNwList)) {
                continue;
            }
            for (Subnetmap subnetmap : subnetmapList) {
                IpVersionChoice ipVers = NeutronvpnUtils.getIpVersionFromString(subnetmap.getSubnetIp());
                if (!ipVersion.isIpVersionChosen(ipVers)) {
                    ipVersion = ipVersion.addVersion(ipVers);
                }
            }
            // Update vpnInstance for IP address family
            if (ipVersion != IpVersionChoice.UNDEFINED && !isIpFamilyUpdated) {
                LOG.debug("associateNetworksToVpn: Updating vpnInstance with ip address family {}" + " for VPN {} ", ipVersion, vpnId);
                neutronvpnUtils.updateVpnInstanceWithIpFamily(vpnId.getValue(), ipVersion, true);
                isIpFamilyUpdated = true;
            }
            for (Subnetmap subnetmap : subnetmapList) {
                Uuid subnetId = subnetmap.getId();
                Uuid subnetVpnId = neutronvpnUtils.getVpnForSubnet(subnetId);
                if (subnetVpnId != null) {
                    LOG.error("associateNetworksToVpn: Failed to associate subnet {} with VPN {}" + " as it is already associated", subnetId.getValue(), subnetVpnId.getValue());
                    failedNwList.add(String.format("Failed to associate subnet %s with VPN %s" + " as it is already associated", subnetId.getValue(), vpnId.getValue()));
                    continue;
                }
                if (!NeutronvpnUtils.getIsExternal(network)) {
                    LOG.debug("associateNetworksToVpn: Add subnet {} to VPN {}", subnetId.getValue(), vpnId.getValue());
                    addSubnetToVpn(vpnId, subnetId, null);
                    vpnManager.updateRouteTargetsToSubnetAssociation(routeTargets, subnetmap.getSubnetIp(), vpnId.getValue());
                    passedNwList.add(nw);
                }
            }
            passedNwList.add(nw);
            // Handle association of external network(s) to Internet BGP-VPN Instance use case
            if (!extNwMap.isEmpty() || extNwMap != null) {
                for (Network extNw : extNwMap.values()) {
                    if (!associateExtNetworkToVpn(vpnId, extNw, vpnInstance.getBgpvpnType())) {
                        LOG.error("associateNetworksToVpn: Failed to associate Provider External Network {} with " + "VPN {}", extNw, vpnId.getValue());
                        failedNwList.add(String.format("Failed to associate Provider External Network %s with " + "VPN %s", extNw, vpnId.getValue()));
                        continue;
                    }
                }
            }
        }
    } catch (ExecutionException | InterruptedException e) {
        LOG.error("associateNetworksToVpn: Failed to associate VPN {} with networks {}: ", vpnId.getValue(), networkList, e);
        failedNwList.add(String.format("Failed to associate VPN %s with networks %s: %s", vpnId.getValue(), networkList, e));
    }
    // VpnMap update for ext-nw is already done in associateExtNetworkToVpn() method.
    if (!isExternalNetwork) {
        updateVpnMaps(vpnId, null, null, null, new ArrayList<>(passedNwList));
    }
    LOG.info("Network(s) {} associated to L3VPN {} successfully", passedNwList, vpnId.getValue());
    return failedNwList;
}