Examples with NextHop org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop used on opensource projects

Example 76 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class EvpnUtils method advertisePrefix.

@SuppressWarnings("checkstyle:IllegalCatch")
public void advertisePrefix(ElanInstance elanInfo, String rd, String macAddress, String prefix, String interfaceName, BigInteger dpnId) {
    if (rd == null) {
        LOG.debug("advertisePrefix : rd is NULL for elanInfo {}, macAddress {}", elanInfo, macAddress);
        return;
    }
    String nextHop = getEndpointIpAddressForDPN(dpnId);
    if (nextHop == null) {
        LOG.debug("Failed to get the dpn tep ip for dpn {}", dpnId);
        return;
    }
    int vpnLabel = 0;
    long l2vni = elanUtils.getVxlanSegmentationId(elanInfo);
    long l3vni = 0;
    String gatewayMacAddr = null;
    String l3VpName = getL3vpnNameFromElan(elanInfo);
    if (l3VpName != null) {
        VpnInstance l3VpnInstance = vpnManager.getVpnInstance(broker, l3VpName);
        l3vni = l3VpnInstance.getL3vni();
        com.google.common.base.Optional<String> gatewayMac = getGatewayMacAddressForInterface(l3VpName, interfaceName, prefix);
        gatewayMacAddr = gatewayMac.isPresent() ? gatewayMac.get() : null;
    }
    LOG.info("Advertising routes with rd {},  macAddress {}, prefix {}, nextHop {}," + " vpnLabel {}, l3vni {}, l2vni {}, gatewayMac {}", rd, macAddress, prefix, nextHop, vpnLabel, l3vni, l2vni, gatewayMacAddr);
    try {
        bgpManager.advertisePrefix(rd, macAddress, prefix, nextHop, VrfEntryBase.EncapType.Vxlan, vpnLabel, l3vni, l2vni, gatewayMacAddr);
    } catch (Exception e) {
        LOG.error("Failed to advertisePrefix", e);
    }
}

Example 77 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class TunnelInterfaceStateListener method handleTunnelEventForDPN.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
private void handleTunnelEventForDPN(StateTunnelList stateTunnelList, TunnelAction tunnelAction) {
    final BigInteger srcDpnId = new BigInteger(stateTunnelList.getSrcInfo().getTepDeviceId());
    final String srcTepIp = String.valueOf(stateTunnelList.getSrcInfo().getTepIp().getValue());
    String destTepIp = String.valueOf(stateTunnelList.getDstInfo().getTepIp().getValue());
    String rd;
    BigInteger remoteDpnId = null;
    boolean isTepDeletedOnDpn = false;
    LOG.info("handleTunnelEventForDPN: Handle tunnel event for srcDpn {} SrcTepIp {} DestTepIp {} ", srcDpnId, srcTepIp, destTepIp);
    int tunTypeVal = getTunnelType(stateTunnelList);
    LOG.trace("handleTunnelEventForDPN: tunTypeVal is {}", tunTypeVal);
    try {
        if (tunnelAction == TunnelAction.TUNNEL_EP_ADD) {
            LOG.info("handleTunnelEventForDPN: Tunnel ADD event received for Dpn {} VTEP Ip {} destTepIp {}", srcDpnId, srcTepIp, destTepIp);
            if (isTunnelInLogicalGroup(stateTunnelList)) {
                return;
            }
        } else if (tunnelAction == TunnelAction.TUNNEL_EP_DELETE) {
            LOG.info("handleTunnelEventForDPN: Tunnel DELETE event received for Dpn {} VTEP Ip {} DestTepIp {}", srcDpnId, srcTepIp, destTepIp);
            // When tunnel EP is deleted on a DPN , VPN gets two deletion event.
            // One for a DPN on which tunnel EP was deleted and another for other-end DPN.
            // Update the adj for the vpninterfaces for a DPN on which TEP is deleted.
            // Update the adj & VRF for the vpninterfaces for a DPN on which TEP is deleted.
            // Dont update the adj & VRF for vpninterfaces for a DPN on which TEP is not deleted.
            String endpointIpForDPN = null;
            try {
                endpointIpForDPN = InterfaceUtils.getEndpointIpAddressForDPN(dataBroker, srcDpnId);
            } catch (Exception e) {
                LOG.error("handleTunnelEventForDPN: Unable to resolve endpoint IP for srcDpn {}", srcDpnId);
                /* this dpn does not have the VTEP */
                endpointIpForDPN = null;
            }
            if (endpointIpForDPN == null) {
                LOG.info("handleTunnelEventForDPN: Tunnel TEP is deleted on Dpn {} VTEP Ip {} destTepIp {}", srcDpnId, srcTepIp, destTepIp);
                isTepDeletedOnDpn = true;
            }
        }
        // Get the list of VpnInterfaces from Intf Mgr for a SrcDPN on which TEP is added/deleted
        Future<RpcResult<GetDpnInterfaceListOutput>> result;
        List<Interfaces> srcDpninterfacelist = new ArrayList<>();
        List<Interfaces> destDpninterfacelist = new ArrayList<>();
        try {
            result = intfRpcService.getDpnInterfaceList(new GetDpnInterfaceListInputBuilder().setDpid(srcDpnId).build());
            RpcResult<GetDpnInterfaceListOutput> rpcResult = result.get();
            if (!rpcResult.isSuccessful()) {
                LOG.error("handleTunnelEventForDPN: RPC Call to GetDpnInterfaceList for srcDpnid {} srcTepIp {}" + " destTepIP {} returned with Errors {}", srcDpnId, srcTepIp, destTepIp, rpcResult.getErrors());
            } else {
                srcDpninterfacelist = rpcResult.getResult().getInterfaces();
            }
        } catch (Exception e) {
            LOG.error("handleTunnelEventForDPN: Exception when querying for GetDpnInterfaceList for srcDpnid {}" + " srcTepIp {} destTepIp {}", srcDpnId, srcTepIp, destTepIp, e);
        }
        // Get the list of VpnInterfaces from Intf Mgr for a destDPN only for internal tunnel.
        if (tunTypeVal == VpnConstants.ITMTunnelLocType.Internal.getValue()) {
            remoteDpnId = new BigInteger(stateTunnelList.getDstInfo().getTepDeviceId());
            try {
                result = intfRpcService.getDpnInterfaceList(new GetDpnInterfaceListInputBuilder().setDpid(remoteDpnId).build());
                RpcResult<GetDpnInterfaceListOutput> rpcResult = result.get();
                if (!rpcResult.isSuccessful()) {
                    LOG.error("handleTunnelEventForDPN: RPC Call to GetDpnInterfaceList for remoteDpnid {}" + " srcTepIP {} destTepIp {} returned with Errors {}", remoteDpnId, srcTepIp, destTepIp, rpcResult.getErrors());
                } else {
                    destDpninterfacelist = rpcResult.getResult().getInterfaces();
                }
            } catch (Exception e) {
                LOG.error("handleTunnelEventForDPN: Exception when querying for GetDpnInterfaceList" + " for remoteDpnid {} srcTepIp {} destTepIp {}", remoteDpnId, srcTepIp, destTepIp, e);
            }
        }
        /*
             * Iterate over the list of VpnInterface for a SrcDpn on which TEP is added or deleted and read the adj.
             * Update the adjacencies with the updated nexthop.
             */
        Iterator<Interfaces> interfacelistIter = srcDpninterfacelist.iterator();
        Interfaces interfaces = null;
        String intfName = null;
        List<Uuid> subnetList = new ArrayList<>();
        Map<Long, String> vpnIdRdMap = new HashMap<>();
        Set<String> listVpnName = new HashSet<>();
        while (interfacelistIter.hasNext()) {
            interfaces = interfacelistIter.next();
            if (!L2vlan.class.equals(interfaces.getInterfaceType())) {
                LOG.info("handleTunnelEventForDPN: Interface {} not of type L2Vlan", interfaces.getInterfaceName());
                return;
            }
            intfName = interfaces.getInterfaceName();
            VpnInterface vpnInterface = VpnUtil.getConfiguredVpnInterface(dataBroker, intfName);
            if (vpnInterface != null && !Boolean.TRUE.equals(vpnInterface.isScheduledForRemove())) {
                listVpnName.addAll(VpnHelper.getVpnInterfaceVpnInstanceNamesString(vpnInterface.getVpnInstanceNames()));
                handleTunnelEventForDPNVpn(stateTunnelList, vpnIdRdMap, tunnelAction, isTepDeletedOnDpn, subnetList, TunnelEventProcessingMethod.POPULATESUBNETS, vpnInterface);
            }
        }
        /*
             * Iterate over the list of VpnInterface for destDPN and get the prefix .
             * Create remote rule for each of those prefix on srcDPN.
             */
        interfacelistIter = destDpninterfacelist.iterator();
        while (interfacelistIter.hasNext()) {
            interfaces = interfacelistIter.next();
            if (!L2vlan.class.equals(interfaces.getInterfaceType())) {
                LOG.info("handleTunnelEventForDPN: Interface {} not of type L2Vlan", interfaces.getInterfaceName());
                return;
            }
            intfName = interfaces.getInterfaceName();
            VpnInterface vpnInterface = VpnUtil.getConfiguredVpnInterface(dataBroker, intfName);
            if (vpnInterface != null) {
                handleTunnelEventForDPNVpn(stateTunnelList, vpnIdRdMap, tunnelAction, isTepDeletedOnDpn, subnetList, TunnelEventProcessingMethod.MANAGEREMOTEROUTES, vpnInterface);
            }
        }
        // Iterate over the VpnId-to-Rd map.
        for (Map.Entry<Long, String> entry : vpnIdRdMap.entrySet()) {
            Long vpnId = entry.getKey();
            rd = entry.getValue();
            if (tunnelAction == TunnelAction.TUNNEL_EP_ADD && tunTypeVal == VpnConstants.ITMTunnelLocType.External.getValue()) {
                fibManager.populateExternalRoutesOnDpn(srcDpnId, vpnId, rd, srcTepIp, destTepIp);
            } else if (tunnelAction == TunnelAction.TUNNEL_EP_DELETE && tunTypeVal == VpnConstants.ITMTunnelLocType.External.getValue()) {
                fibManager.cleanUpExternalRoutesOnDpn(srcDpnId, vpnId, rd, srcTepIp, destTepIp);
            }
        }
        if (listVpnName.size() >= 1) {
            if (tunnelAction == TunnelAction.TUNNEL_EP_ADD) {
                for (Uuid subnetId : subnetList) {
                    // Populate the List of subnets
                    vpnSubnetRouteHandler.updateSubnetRouteOnTunnelUpEvent(subnetId, srcDpnId);
                }
            }
            if (tunnelAction == TunnelAction.TUNNEL_EP_DELETE && isTepDeletedOnDpn) {
                for (Uuid subnetId : subnetList) {
                    // Populate the List of subnets
                    vpnSubnetRouteHandler.updateSubnetRouteOnTunnelDownEvent(subnetId, srcDpnId);
                }
            }
        }
    } catch (RuntimeException e) {
        LOG.error("handleTunnelEventForDpn: Unable to handle the tunnel event for srcDpnId {} srcTepIp {}" + " remoteDpnId {} destTepIp {}", srcDpnId, srcTepIp, remoteDpnId, destTepIp, e);
    }
}

Example 78 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class OpenFlow13Provider method createEgressClassifierFilterNshFlow.

// 
// Internal EgressFlow util methods
// 
/*
     * Egress Classifier Filter NSH flow:
     *     Only allows NSH packets to proceed in the egress classifier
     *     Match on NSH MdType=1, Goto table Egress Classifier NextHop on match
     * Since we need to check if the packet has passed through the classifier and has been
     * encapsulated with NSH. We cant check for Vxgpe+NSH or Eth+NSH yet, since the outer
     * encapsulation wont be added until the packet egresses, so instead check for NSH MD-type,
     * which was set in the classification flow.
     */
public Flow createEgressClassifierFilterNshFlow(NodeId nodeId) {
    MatchBuilder match = new MatchBuilder();
    OpenFlow13Utils.addMatchNshNsc1(match, ACL_FLAG_CONTEXT_VALUE);
    List<Action> actionList = new ArrayList<>();
    actionList.add(OpenFlow13Utils.createActionNxLoadNshc1(DEFAULT_NSH_CONTEXT_VALUE, actionList.size()));
    InstructionsBuilder isb = OpenFlow13Utils.wrapActionsIntoApplyActionsInstruction(actionList);
    isb = OpenFlow13Utils.appendGotoTableInstruction(isb, NwConstants.EGRESS_SFC_CLASSIFIER_NEXTHOP_TABLE);
    String flowIdStr = EGRESS_CLASSIFIER_FILTER_NSH_FLOW_NAME + nodeId.getValue();
    return OpenFlow13Utils.createFlowBuilder(NwConstants.EGRESS_SFC_CLASSIFIER_FILTER_TABLE, EGRESS_CLASSIFIER_FILTER_NSH_PRIORITY, EGRESS_CLASSIFIER_FILTER_COOKIE, EGRESS_CLASSIFIER_FILTER_NSH_FLOW_NAME, flowIdStr, match, isb).build();
}

Example 79 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class BgpConfigurationManager method onUpdateWithdrawRoute.

public void onUpdateWithdrawRoute(protocol_type protocolType, String rd, String prefix, int plen, String nextHop, String macaddress) {
    long vni = 0L;
    boolean macupdate = false;
    if (protocolType.equals(protocol_type.PROTOCOL_EVPN)) {
        VpnInstanceOpDataEntry vpnInstanceOpDataEntry = bgpUtil.getVpnInstanceOpData(rd);
        if (vpnInstanceOpDataEntry != null) {
            vni = vpnInstanceOpDataEntry.getL3vni();
            if (vpnInstanceOpDataEntry.getType() == VpnInstanceOpDataEntry.Type.L2) {
                LOG.debug("Got RT2 withdraw for RD {} {} from tep {} with mac {} remote RD {}", vpnInstanceOpDataEntry.getVpnInstanceName(), vni, nextHop, macaddress, rd);
                deleteTepfromElanDS(rd, nextHop, macaddress);
                LOG.debug("For rd {}. skipping fib update", rd);
                macupdate = true;
            }
        } else {
            LOG.error("No corresponding vpn instance found for rd {}. Aborting.", rd);
            return;
        }
    }
    if (macupdate) {
        LOG.info("Removing Mac Fib entry rd {} mac{} nexthop {} ", rd, macaddress, nextHop);
        fibDSWriter.removeMacEntryFromDS(rd, macaddress);
        LOG.info("Removed Mac Fib entry rd {} prefix {} nexthop {} ", rd, macaddress, nextHop);
    } else {
        LOG.info("REMOVE: Removing Fib entry rd {} prefix {}", rd, prefix);
        fibDSWriter.removeOrUpdateFibEntryFromDS(rd, prefix + "/" + plen, nextHop);
        LOG.info("REMOVE: Removed Fib entry rd {} prefix {}", rd, prefix);
    }
}

Example 80 with NextHop

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.NextHop in project netvirt by opendaylight.

the class BgpConfigurationManager method onUpdatePushRoute.

/* onUpdatePushRoute
     * Get Stale fibDSWriter map, and compare current route/fibDSWriter entry.
     *  - Entry compare shall include NextHop, Label.
     *  - If entry matches: delete from STALE Map. NO Change to FIB Config DS.
     *  - If entry not found, add to FIB Config DS.
     *  - If entry found, but either Label/NextHop doesn't match.
     *      - Update FIB Config DS with modified values.
     *      - delete from Stale Map.
     */
public void onUpdatePushRoute(protocol_type protocolType, String rd, String prefix, int plen, String nextHop, String macaddress, int label, int l2label, String routermac, af_afi afi) {
    boolean addroute = false;
    boolean macupdate = false;
    long l3vni = 0L;
    VrfEntry.EncapType encapType = VrfEntry.EncapType.Mplsgre;
    if (protocolType.equals(protocol_type.PROTOCOL_EVPN)) {
        encapType = VrfEntry.EncapType.Vxlan;
        VpnInstanceOpDataEntry vpnInstanceOpDataEntry = bgpUtil.getVpnInstanceOpData(rd);
        if (vpnInstanceOpDataEntry != null) {
            if (vpnInstanceOpDataEntry.getType() == VpnInstanceOpDataEntry.Type.L2) {
                LOG.info("Got RT2 route for RD {} l3label {} l2label {} from tep {} with mac {} remote RD {}", vpnInstanceOpDataEntry.getVpnInstanceName(), label, l2label, nextHop, macaddress, rd);
                addTepToElanDS(rd, nextHop, macaddress, (long) l2label);
                macupdate = true;
            } else {
                l3vni = vpnInstanceOpDataEntry.getL3vni();
            }
        } else {
            LOG.error("No corresponding vpn instance found for rd {}. Aborting.", rd);
            return;
        }
    }
    if (!staledFibEntriesMap.isEmpty()) {
        // restart Scenario, as MAP is not empty.
        Map<String, Long> map = staledFibEntriesMap.get(rd);
        if (map != null) {
            String prefixNextHop = appendNextHopToPrefix(prefix + "/" + plen, nextHop);
            Long labelInStaleMap = map.get(prefixNextHop);
            if (null == labelInStaleMap) {
                // New Entry, which happened to be added during restart.
                addroute = true;
            } else {
                map.remove(prefixNextHop);
                if (isRouteModified(label, labelInStaleMap)) {
                    LOG.debug("Route add ** {} ** {}/{} ** {} ** {} ", rd, prefix, plen, nextHop, label);
                    // Existing entry, where in Label got modified during restart
                    addroute = true;
                }
            }
        } else {
            LOG.debug("rd {} map is null while processing prefix {} ", rd, prefix);
            addroute = true;
        }
    } else {
        LOG.debug("Route add ** {} ** {}/{} ** {} ** {} ", rd, prefix, plen, nextHop, label);
        addroute = true;
    }
    if (macupdate) {
        LOG.info("ADD: Adding Mac Fib entry rd {} mac{} nexthop {} l2vni {}", rd, macaddress, nextHop, l2label);
        fibDSWriter.addMacEntryToDS(rd, macaddress, prefix, Collections.singletonList(nextHop), encapType, l2label, routermac, RouteOrigin.BGP);
        LOG.info("ADD: Added Mac Fib entry rd {} prefix {} nexthop {} label {}", rd, macaddress, nextHop, l2label);
    } else if (addroute) {
        LOG.info("ADD: Adding Fib entry rd {} prefix {} nexthop {} label {} afi {}", rd, prefix, nextHop, label, afi);
        // TODO: modify addFibEntryToDS signature
        List<String> nextHopList = Collections.singletonList(nextHop);
        fibDSWriter.addFibEntryToDS(rd, prefix + "/" + plen, nextHopList, encapType, label, l3vni, routermac, RouteOrigin.BGP);
        LOG.info("ADD: Added Fib entry rd {} prefix {} nexthop {} label {}", rd, prefix, nextHop, label);
        String vpnName = bgpUtil.getVpnNameFromRd(rd);
        if (vpnName != null) {
            vpnLinkService.leakRouteIfNeeded(vpnName, prefix, nextHopList, label, RouteOrigin.BGP, NwConstants.ADD_FLOW);
        }
    }
}