/*
- * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
+ * Copyright (c) 2015 - 2016 Ericsson India Global Services Pvt Ltd. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
*/
package org.opendaylight.vpnservice;
+import org.opendaylight.vpnservice.utilities.InterfaceUtils;
+
+import com.google.common.util.concurrent.FutureCallback;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.JdkFutureAdapters;
+
+import org.opendaylight.controller.md.sal.binding.api.*;
+import org.opendaylight.vpnservice.mdsalutil.*;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpAddress;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.PrefixToInterface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.AdjacencyKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.vpn.ids.Prefixes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.VpnInstanceOpDataEntry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnList;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.VpnToDpnListBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfacesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfacesKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.arputil.rev151126.OdlArputilService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.arputil.rev151126.SendArpResponseInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.arputil.rev151126.SendArpResponseInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.servicebinding.rev151015.service.bindings.services.info.BoundServices;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.FibEntries;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.fibentries.VrfTables;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.fibentries.VrfTablesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.fibentries.VrfTablesKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntryBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntryKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
+
import java.math.BigInteger;
+import java.util.Collection;
+import java.util.Iterator;
import java.util.List;
import java.util.ArrayList;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Future;
+import java.util.concurrent.*;
import com.google.common.base.Optional;
-import com.google.common.util.concurrent.Futures;
-import com.google.common.util.concurrent.FutureCallback;
import org.opendaylight.bgpmanager.api.IBgpManager;
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
-import org.opendaylight.vpnservice.interfacemgr.interfaces.IInterfaceManager;
-import org.opendaylight.vpnservice.mdsalutil.FlowEntity;
-import org.opendaylight.vpnservice.mdsalutil.InstructionInfo;
-import org.opendaylight.vpnservice.mdsalutil.InstructionType;
-import org.opendaylight.vpnservice.mdsalutil.MDSALUtil;
-import org.opendaylight.vpnservice.mdsalutil.MatchFieldType;
-import org.opendaylight.vpnservice.mdsalutil.MatchInfo;
-import org.opendaylight.vpnservice.mdsalutil.MetaDataUtil;
+import org.opendaylight.fibmanager.api.IFibManager;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.OdlInterfaceRpcService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.ItmRpcService;
import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.InstanceIdentifierBuilder;
-import org.opendaylight.yangtools.yang.common.RpcResult;
-import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.AdjacencyList;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.InterfacesState;
import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.Adjacency;
import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.AdjacencyBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.VpnInstance1;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.GetUniqueIdInput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.GetUniqueIdInputBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.GetUniqueIdOutput;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnInterfaces;
import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.Adjacencies;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.VpnAfConfig;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.instances.VpnInstanceKey;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterface;
import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterfaceKey;
-import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterfaceBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.AdjacenciesBuilder;
+import org.opendaylight.yangtools.yang.common.RpcError;
+import org.opendaylight.yangtools.yang.common.RpcResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class VpnInterfaceManager extends AbstractDataChangeListener<VpnInterface> implements AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(VpnInterfaceManager.class);
- private ListenerRegistration<DataChangeListener> listenerRegistration;
+ private ListenerRegistration<DataChangeListener> listenerRegistration, opListenerRegistration;
+ private ConcurrentMap<String, Runnable> vpnIntfMap = new ConcurrentHashMap<String, Runnable>();
+ private ExecutorService executorService = Executors.newSingleThreadExecutor();
private final DataBroker broker;
private final IBgpManager bgpManager;
+ private IFibManager fibManager;
private IMdsalApiManager mdsalManager;
- private IInterfaceManager interfaceManager;
+ private OdlInterfaceRpcService interfaceManager;
+ private ItmRpcService itmProvider;
private IdManagerService idManager;
-
- private static final FutureCallback<Void> DEFAULT_CALLBACK =
- new FutureCallback<Void>() {
- public void onSuccess(Void result) {
- LOG.debug("Success in Datastore operation");
- }
-
- public void onFailure(Throwable error) {
- LOG.error("Error in Datastore operation", error);
- };
- };
-
+ private OdlArputilService arpManager;
+ private InterfaceStateChangeListener interfaceListener;
+ private VpnInterfaceOpListener vpnInterfaceOpListener;
+ private ArpNotificationHandler arpNotificationHandler;
+ protected enum UpdateRouteAction {
+ ADVERTISE_ROUTE, WITHDRAW_ROUTE
+ }
/**
* Responsible for listening to data change related to VPN Interface
* Bind VPN Service on the interface and informs the BGP service
- *
+ *
* @param db - dataBroker service reference
*/
- public VpnInterfaceManager(final DataBroker db, final IBgpManager bgpManager) {
+ public VpnInterfaceManager(final DataBroker db, final IBgpManager bgpManager, NotificationService notificationService) {
super(VpnInterface.class);
broker = db;
this.bgpManager = bgpManager;
+ interfaceListener = new InterfaceStateChangeListener(db, this);
+ vpnInterfaceOpListener = new VpnInterfaceOpListener();
+ arpNotificationHandler = new ArpNotificationHandler(this, broker);
+ notificationService.registerNotificationListener(arpNotificationHandler);
registerListener(db);
}
this.mdsalManager = mdsalManager;
}
- public void setInterfaceManager(IInterfaceManager interfaceManager) {
+ public void setInterfaceManager(OdlInterfaceRpcService interfaceManager) {
this.interfaceManager = interfaceManager;
+ interfaceListener.setInterfaceManager(interfaceManager);
+ }
+
+ public void setITMProvider(ItmRpcService itmProvider) {
+ this.itmProvider = itmProvider;
+ }
+
+ public void setFibManager(IFibManager fibManager) {
+ this.fibManager = fibManager;
}
public void setIdManager(IdManagerService idManager) {
this.idManager = idManager;
}
+ public void setArpManager(OdlArputilService arpManager) {
+ this.arpManager = arpManager;
+ }
+
@Override
public void close() throws Exception {
if (listenerRegistration != null) {
try {
listenerRegistration.close();
+ opListenerRegistration.close();
} catch (final Exception e) {
LOG.error("Error when cleaning up DataChangeListener.", e);
}
listenerRegistration = null;
+ opListenerRegistration = null;
}
LOG.info("VPN Interface Manager Closed");
}
try {
listenerRegistration = db.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION,
getWildCardPath(), VpnInterfaceManager.this, DataChangeScope.SUBTREE);
+ opListenerRegistration = db.registerDataChangeListener(LogicalDatastoreType.OPERATIONAL,
+ getWildCardPath(), vpnInterfaceOpListener, DataChangeScope.SUBTREE);
} catch (final Exception e) {
LOG.error("VPN Service DataChange listener registration fail!", e);
throw new IllegalStateException("VPN Service registration Listener failed.", e);
}
}
+ private InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface> getInterfaceListenerPath() {
+ return InstanceIdentifier.create(InterfacesState.class)
+ .child(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.class);
+ }
+
@Override
protected void add(final InstanceIdentifier<VpnInterface> identifier,
final VpnInterface vpnInterface) {
- LOG.info("key: {} , value: {}", identifier, vpnInterface );
+ LOG.trace("VPN Interface key: {} , value: {}", identifier, vpnInterface );
addInterface(identifier, vpnInterface);
}
private void addInterface(final InstanceIdentifier<VpnInterface> identifier,
final VpnInterface vpnInterface) {
+ LOG.trace("VPN Interface add event - key: {}, value: {}" ,identifier, vpnInterface );
final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
String interfaceName = key.getName();
- InstanceIdentifierBuilder<Interface> idBuilder =
- InstanceIdentifier.builder(Interfaces.class).child(Interface.class, new InterfaceKey(interfaceName));
- InstanceIdentifier<Interface> id = idBuilder.build();
- Optional<Interface> port = read(LogicalDatastoreType.CONFIGURATION, id);
- if (port.isPresent()) {
- Interface interf = port.get();
- bindServiceOnInterface(interf, getVpnId(vpnInterface.getVpnInstanceName()));
- updateNextHops(identifier, vpnInterface);
+
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface interfaceState =
+ InterfaceUtils.getInterfaceStateFromOperDS(broker, interfaceName);
+ if (interfaceState != null) {
+ // Interface state is up
+ processVpnInterfaceUp(InterfaceUtils.getDpIdFromInterface(interfaceState), interfaceName, interfaceState.getIfIndex());
+ } else {
+ LOG.trace("VPN interfaces are not yet operational.");
}
}
- private void updateNextHops(final InstanceIdentifier<VpnInterface> identifier, VpnInterface intf) {
- //Read NextHops
- InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
- Optional<Adjacencies> adjacencies = read(LogicalDatastoreType.CONFIGURATION, path);
- String intfName = intf.getName();
+ protected void processVpnInterfaceUp(BigInteger dpId, String interfaceName, int lPortTag) {
- if (adjacencies.isPresent()) {
- List<Adjacency> nextHops = adjacencies.get().getAdjacency();
- List<Adjacency> value = new ArrayList<>();
+ VpnInterface vpnInterface = VpnUtil.getConfiguredVpnInterface(broker, interfaceName);
+ if(vpnInterface == null) {
+ LOG.info("Unable to process add/up for interface {} as it is not configured", interfaceName);
+ return;
+ }
+ String vpnName = vpnInterface.getVpnInstanceName();
+ LOG.info("Binding vpn service to interface {} ", interfaceName);
+ long vpnId = VpnUtil.getVpnId(broker, vpnName);
+ if (vpnId == VpnConstants.INVALID_ID) {
+ LOG.trace("VpnInstance to VPNId mapping is not yet available, bailing out now.");
+ return;
+ }
+ synchronized (interfaceName.intern()) {
+ if (VpnUtil.getOperationalVpnInterface(broker, vpnInterface.getName()) != null) {
+ LOG.trace("VPN Interface already provisioned , bailing out from here.");
+ return;
+ }
+ bindService(dpId, vpnName, interfaceName, lPortTag);
+ updateDpnDbs(dpId, vpnName, interfaceName, true);
+ processVpnInterfaceAdjacencies(dpId, VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getName()), vpnInterface);
+ }
+
+ }
+
+ private void updateDpnDbs(BigInteger dpId, String vpnName, String interfaceName, boolean add) {
+ long vpnId = VpnUtil.getVpnId(broker, vpnName);
+ if (dpId == null) {
+ dpId = InterfaceUtils.getDpnForInterface(interfaceManager, interfaceName);
+ }
+ if(!dpId.equals(BigInteger.ZERO)) {
+ if(add)
+ updateMappingDbs(vpnId, dpId, interfaceName, vpnName);
+ else
+ removeFromMappingDbs(vpnId, dpId, interfaceName, vpnName);
+ }
- //Get the rd of the vpn instance
- String rd = getRouteDistinguisher(intf.getVpnInstanceName());
+ }
- long dpnId = interfaceManager.getDpnForInterface(intfName);
- String nextHopIp = interfaceManager.getEndpointIpForDpn(dpnId);
+ private void bindService(BigInteger dpId, String vpnInstanceName, String vpnInterfaceName, int lPortTag) {
+ int priority = VpnConstants.DEFAULT_FLOW_PRIORITY;
+ long vpnId = VpnUtil.getVpnId(broker, vpnInstanceName);
- if (!nextHops.isEmpty()) {
- LOG.info("NextHops are {}", nextHops);
- for (Adjacency nextHop : nextHops) {
- String key = nextHop.getIpAddress();
- long label = getUniqueId(key);
+ int instructionKey = 0;
+ List<Instruction> instructions = new ArrayList<Instruction>();
+
+ instructions.add(MDSALUtil.buildAndGetWriteMetadaInstruction(BigInteger.valueOf(vpnId), MetaDataUtil.METADATA_MASK_VRFID, ++instructionKey));
+ instructions.add(MDSALUtil.buildAndGetGotoTableInstruction(NwConstants.L3_FIB_TABLE, ++instructionKey));
+
+ BoundServices
+ serviceInfo =
+ InterfaceUtils.getBoundServices(String.format("%s.%s.%s", "vpn",vpnInstanceName, vpnInterfaceName),
+ VpnConstants.L3VPN_SERVICE_IDENTIFIER, priority,
+ VpnConstants.COOKIE_VM_INGRESS_TABLE, instructions);
+ VpnUtil.syncWrite(broker, LogicalDatastoreType.CONFIGURATION,
+ InterfaceUtils.buildServiceId(vpnInterfaceName, VpnConstants.L3VPN_SERVICE_IDENTIFIER), serviceInfo);
+ makeArpFlow(dpId, VpnConstants.L3VPN_SERVICE_IDENTIFIER, lPortTag, vpnInterfaceName,
+ vpnId, ArpReplyOrRequest.REQUEST, NwConstants.ADD_FLOW);
- updatePrefixToBGP(rd, nextHop, nextHopIp, label);
- value.add(new AdjacencyBuilder(nextHop).setLabel(label).build());
- }
- }
- Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(value);
- VpnInterface opInterface = VpnUtil.getVpnInterface(intfName, intf.getVpnInstanceName(), aug);
- InstanceIdentifier<VpnInterface> interfaceId = VpnUtil.getVpnInterfaceIdentifier(intfName);
- asyncWrite(LogicalDatastoreType.OPERATIONAL, interfaceId, opInterface, DEFAULT_CALLBACK);
- }
}
- private Integer getUniqueId(String idKey) {
- GetUniqueIdInput getIdInput = new GetUniqueIdInputBuilder()
- .setPoolName(VpnConstants.VPN_IDPOOL_NAME)
- .setIdKey(idKey).build();
+ private void processVpnInterfaceAdjacencies(BigInteger dpnId, final InstanceIdentifier<VpnInterface> identifier, VpnInterface intf) {
+ String intfName = intf.getName();
- try {
- Future<RpcResult<GetUniqueIdOutput>> result = idManager.getUniqueId(getIdInput);
- RpcResult<GetUniqueIdOutput> rpcResult = result.get();
- if(rpcResult.isSuccessful()) {
- return rpcResult.getResult().getIdValue().intValue();
- } else {
- LOG.warn("RPC Call to Get Unique Id returned with Errors {}", rpcResult.getErrors());
+ synchronized (intfName) {
+ // Read NextHops
+ InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
+ Optional<Adjacencies> adjacencies = VpnUtil.read(broker, LogicalDatastoreType.CONFIGURATION, path);
+
+ if (adjacencies.isPresent()) {
+ List<Adjacency> nextHops = adjacencies.get().getAdjacency();
+ List<Adjacency> value = new ArrayList<>();
+
+ // Get the rd of the vpn instance
+ String rd = getRouteDistinguisher(intf.getVpnInstanceName());
+
+ String nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(broker, dpnId);
+ if (nextHopIp == null){
+ LOG.error("NextHop for interface {} is null", intfName);
+ }
+
+ LOG.trace("NextHops are {}", nextHops);
+ for (Adjacency nextHop : nextHops) {
+ String prefix = VpnUtil.getIpPrefix(nextHop.getIpAddress());
+ long label = VpnUtil.getUniqueId(idManager, VpnConstants.VPN_IDPOOL_NAME, VpnUtil
+ .getNextHopLabelKey((rd == null) ? intf.getVpnInstanceName() : rd, prefix));
+ String adjNextHop = nextHop.getNextHopIp();
+ value.add(new AdjacencyBuilder(nextHop).setLabel(label).setNextHopIp((adjNextHop != null && !adjNextHop.isEmpty()) ? adjNextHop : nextHopIp)
+ .setIpAddress(prefix).setKey(new AdjacencyKey(prefix)).build());
+ if(nextHop.getMacAddress() != null && !nextHop.getMacAddress().isEmpty()) {
+ VpnUtil.syncUpdate(
+ broker,
+ LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getPrefixToInterfaceIdentifier(
+ VpnUtil.getVpnId(broker, intf.getVpnInstanceName()), prefix),
+ VpnUtil.getPrefixToInterface(dpnId, intf.getName(), prefix));
+ }
+ }
+
+ Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(value);
+ VpnInterface opInterface = VpnUtil.getVpnInterface(intfName, intf.getVpnInstanceName(), aug);
+ InstanceIdentifier<VpnInterface> interfaceId = VpnUtil.getVpnInterfaceIdentifier(intfName);
+ VpnUtil.syncWrite(broker, LogicalDatastoreType.OPERATIONAL, interfaceId, opInterface);
+ for (Adjacency nextHop : aug.getAdjacency()) {
+ long label = nextHop.getLabel();
+ String adjNextHop = nextHop.getNextHopIp();
+ if (rd != null) {
+ addPrefixToBGP(rd, nextHop.getIpAddress(),
+ (adjNextHop != null && !adjNextHop.isEmpty()) ? adjNextHop : nextHopIp, label);
+ } else {
+ // ### add FIB route directly
+ addFibEntryToDS(intf.getVpnInstanceName(), nextHop.getIpAddress(),
+ (adjNextHop != null && !adjNextHop.isEmpty()) ? adjNextHop : nextHopIp, (int) label);
+ }
+ }
}
- } catch (NullPointerException | InterruptedException | ExecutionException e) {
- LOG.warn("Exception when getting Unique Id",e);
}
- return 0;
}
- private long getVpnId(String vpnName) {
- //TODO: This should be a Util function
- InstanceIdentifier<VpnInstance1> id = InstanceIdentifier.builder(VpnInstances.class)
- .child(VpnInstance.class, new VpnInstanceKey(vpnName)).augmentation(VpnInstance1.class).build();
- Optional<VpnInstance1> vpnInstance = read(LogicalDatastoreType.OPERATIONAL, id);
- //TODO: Default vpnid should be a constant.
- long vpnId = -1;
- if(vpnInstance.isPresent()) {
- vpnId = vpnInstance.get().getVpnId();
+ private void makeArpFlow(BigInteger dpId,short sIndex, int lPortTag, String vpnInterfaceName,
+ long vpnId, ArpReplyOrRequest replyOrRequest, int addOrRemoveFlow){
+ List<MatchInfo> matches = new ArrayList<MatchInfo>();
+ BigInteger metadata = MetaDataUtil.getMetaDataForLPortDispatcher(lPortTag, ++sIndex, BigInteger.valueOf(vpnId));
+ BigInteger metadataMask = MetaDataUtil.getMetaDataMaskForLPortDispatcher(MetaDataUtil.METADATA_MASK_SERVICE_INDEX,
+ MetaDataUtil.METADATA_MASK_LPORT_TAG, MetaDataUtil.METADATA_MASK_VRFID);
+
+ // Matching Arp reply flows
+ matches.add(new MatchInfo(MatchFieldType.eth_type, new long[] { NwConstants.ETHTYPE_ARP }));
+ matches.add(new MatchInfo(MatchFieldType.metadata, new BigInteger[] {
+ metadata, metadataMask }));
+
+ matches.add(new MatchInfo(MatchFieldType.arp_op, new long[] { replyOrRequest.getArpOperation() }));
+
+ // Instruction to punt to controller
+ List<InstructionInfo> instructions = new ArrayList<InstructionInfo>();
+ List<ActionInfo> actionsInfos = new ArrayList<ActionInfo>();
+ actionsInfos.add(new ActionInfo(ActionType.punt_to_controller, new String[] {}));
+ instructions.add(new InstructionInfo(InstructionType.write_actions, actionsInfos));
+
+ // Install the flow entry in L3_INTERFACE_TABLE
+ String flowRef = VpnUtil.getFlowRef(dpId, NwConstants.L3_INTERFACE_TABLE,
+ NwConstants.ETHTYPE_ARP, lPortTag, replyOrRequest.getArpOperation());
+ FlowEntity flowEntity;
+ flowEntity = MDSALUtil.buildFlowEntity(dpId, NwConstants.L3_INTERFACE_TABLE, flowRef,
+ NwConstants.DEFAULT_ARP_FLOW_PRIORITY, replyOrRequest.getName(), 0, 0,
+ VpnUtil.getCookieArpFlow(lPortTag), matches, instructions);
+
+ if (addOrRemoveFlow == NwConstants.ADD_FLOW) {
+ LOG.debug("Creating ARP Flow for interface {}",vpnInterfaceName);
+ mdsalManager.installFlow(flowEntity);
+ } else {
+ LOG.debug("Deleting ARP Flow for interface {}",vpnInterfaceName);
+ mdsalManager.removeFlow(flowEntity);
}
- return vpnId;
}
private String getRouteDistinguisher(String vpnName) {
InstanceIdentifier<VpnInstance> id = InstanceIdentifier.builder(VpnInstances.class)
.child(VpnInstance.class, new VpnInstanceKey(vpnName)).build();
- Optional<VpnInstance> vpnInstance = read(LogicalDatastoreType.CONFIGURATION, id);
+ Optional<VpnInstance> vpnInstance = VpnUtil.read(broker, LogicalDatastoreType.CONFIGURATION, id);
String rd = "";
if(vpnInstance.isPresent()) {
VpnInstance instance = vpnInstance.get();
return rd;
}
- private void bindServiceOnInterface(Interface intf, long vpnId) {
- LOG.info("Bind service on interface {} for VPN: {}", intf, vpnId);
-
- long dpId = interfaceManager.getDpnForInterface(intf.getName());
- if(dpId == 0L) {
- LOG.warn("DPN for interface {} not found. Bind service on this interface aborted.", intf.getName());
- return;
+ private synchronized void updateMappingDbs(long vpnId, BigInteger dpnId, String intfName, String vpnName) {
+ String routeDistinguisher = getRouteDistinguisher(vpnName);
+ String rd = (routeDistinguisher == null) ? vpnName : routeDistinguisher;
+ InstanceIdentifier<VpnToDpnList> id = VpnUtil.getVpnToDpnListIdentifier(rd, dpnId);
+ Optional<VpnToDpnList> dpnInVpn = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
+ org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces
+ vpnInterface = new VpnInterfacesBuilder().setInterfaceName(intfName).build();
+
+ if (dpnInVpn.isPresent()) {
+ VpnUtil.syncWrite(broker, LogicalDatastoreType.OPERATIONAL, id.child(
+ org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance
+ .op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces.class,
+ new VpnInterfacesKey(intfName)), vpnInterface);
+ } else {
+ VpnUtil.syncUpdate(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getVpnInstanceOpDataIdentifier(rd),
+ VpnUtil.getVpnInstanceOpDataBuilder(rd, vpnId));
+ VpnToDpnListBuilder vpnToDpnList = new VpnToDpnListBuilder().setDpnId(dpnId);
+ List<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
+ .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces> vpnInterfaces = new ArrayList<>();
+ vpnInterfaces.add(vpnInterface);
+ VpnUtil.syncWrite(broker, LogicalDatastoreType.OPERATIONAL, id,
+ vpnToDpnList.setVpnInterfaces(vpnInterfaces).build());
+
+ /**
+ * FIXME: DC Gateway tunnel should be built dynamically
+ //this is the first VM in this VPN on the DPN, may be a new DPN has come up,
+ //if tunnel to DC GW does not exist, create it
+ //if(!tunnelExists(dpnID, bgpManager.getDCGWIP()))
+ String dcGW = bgpManager.getDCGwIP();
+ if(dcGW != null && !dcGW.isEmpty())
+ {
+ LOG.debug("Building tunnel from DPN {} to DC GW {}", dpnId, dcGW);
+ itmProvider.buildTunnelFromDPNToDCGW(dpnId, new IpAddress(dcGW.toCharArray()));
+ }*/
+ fibManager.populateFibOnNewDpn(dpnId, vpnId, (rd == null) ? vpnName : rd);
}
-
- long portNo = interfaceManager.getPortForInterface(intf.getName());
- String flowRef = getVpnInterfaceFlowRef(dpId, VpnConstants.LPORT_INGRESS_TABLE, vpnId, portNo);
-
- String flowName = intf.getName();
- BigInteger COOKIE_VM_INGRESS_TABLE = new BigInteger("8000001", 16);
-
- int priority = VpnConstants.DEFAULT_FLOW_PRIORITY;
- short gotoTableId = VpnConstants.FIB_TABLE;
-
- List<InstructionInfo> mkInstructions = new ArrayList<InstructionInfo>();
- mkInstructions.add(new InstructionInfo(InstructionType.write_metadata, new BigInteger[] {
- BigInteger.valueOf(vpnId), MetaDataUtil.METADATA_MASK_VRFID }));
-
- mkInstructions.add(new InstructionInfo(InstructionType.goto_table, new long[] { gotoTableId }));
-
- List<MatchInfo> matches = new ArrayList<MatchInfo>();
- matches.add(new MatchInfo(MatchFieldType.in_port, new long[] {
- dpId, portNo }));
-
- FlowEntity flowEntity = MDSALUtil.buildFlowEntity(dpId, VpnConstants.LPORT_INGRESS_TABLE, flowRef,
- priority, flowName, 0, 0, COOKIE_VM_INGRESS_TABLE, matches, mkInstructions);
-
- mdsalManager.installFlow(flowEntity);
}
- private String getVpnInterfaceFlowRef(long dpId, short tableId,
- long vpnId, long portNo) {
- return new StringBuilder().append(dpId).append(tableId).append(vpnId).append(portNo).toString();
+ private synchronized void removeFromMappingDbs(long vpnId, BigInteger dpnId, String intfName, String vpnName) {
+ //TODO: Delay 'DPN' removal so that other services can cleanup the entries for this dpn
+ String rd = VpnUtil.getVpnRd(broker, vpnName);
+ InstanceIdentifier<VpnToDpnList> id = VpnUtil.getVpnToDpnListIdentifier(rd, dpnId);
+ Optional<VpnToDpnList> dpnInVpn = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
+ if (dpnInVpn.isPresent()) {
+ List<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
+ .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces> vpnInterfaces = dpnInVpn.get().getVpnInterfaces();
+ org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces
+ currVpnInterface = new VpnInterfacesBuilder().setInterfaceName(intfName).build();
+
+ if (vpnInterfaces.remove(currVpnInterface)) {
+ if (vpnInterfaces.isEmpty()) {
+ VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL, id, VpnUtil.DEFAULT_CALLBACK);
+ fibManager.cleanUpDpnForVpn(dpnId, vpnId, rd);
+ } else {
+ VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL, id.child(
+ org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
+ .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces.class,
+ new VpnInterfacesKey(intfName)), VpnUtil.DEFAULT_CALLBACK);
+ }
+ }
+ }
}
- private void updatePrefixToBGP(String rd, Adjacency nextHop, String nextHopIp, long label) {
+ private void addPrefixToBGP(String rd, String prefix, String nextHopIp, long label) {
try {
- bgpManager.addPrefix(rd, nextHop.getIpAddress(), nextHopIp, (int)label);
+ bgpManager.addPrefix(rd, prefix, nextHopIp, (int)label);
} catch(Exception e) {
LOG.error("Add prefix failed", e);
}
}
- private <T extends DataObject> Optional<T> read(LogicalDatastoreType datastoreType,
- InstanceIdentifier<T> path) {
-
- ReadOnlyTransaction tx = broker.newReadOnlyTransaction();
-
- Optional<T> result = Optional.absent();
- try {
- result = tx.read(datastoreType, path).get();
- } catch (Exception e) {
- throw new RuntimeException(e);
- }
-
- return result;
- }
private InstanceIdentifier<VpnInterface> getWildCardPath() {
return InstanceIdentifier.create(VpnInterfaces.class).child(VpnInterface.class);
@Override
protected void remove( InstanceIdentifier<VpnInterface> identifier, VpnInterface vpnInterface) {
- LOG.info("Remove event - key: {}, value: {}" ,identifier, vpnInterface );
+ LOG.trace("Remove event - key: {}, value: {}" ,identifier, vpnInterface );
final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
String interfaceName = key.getName();
- InstanceIdentifierBuilder<Interface> idBuilder =
- InstanceIdentifier.builder(Interfaces.class).child(Interface.class, new InterfaceKey(interfaceName));
- InstanceIdentifier<Interface> id = idBuilder.build();
- Optional<Interface> port = read(LogicalDatastoreType.CONFIGURATION, id);
- if (port.isPresent()) {
- Interface interf = port.get();
- unbindServiceOnInterface(interf, getVpnId(vpnInterface.getVpnInstanceName()));
- removeNextHops(identifier, vpnInterface);
+
+ InstanceIdentifier<VpnInterface> interfaceId = VpnUtil.getVpnInterfaceIdentifier(interfaceName);
+ Optional<VpnInterface> existingVpnInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, interfaceId);
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface interfaceState =
+ InterfaceUtils.getInterfaceStateFromOperDS(broker, interfaceName);
+
+ if (existingVpnInterface.isPresent() && interfaceState != null) {
+ processVpnInterfaceDown(InterfaceUtils.getDpIdFromInterface(interfaceState), interfaceName, interfaceState.getIfIndex(), false);
} else {
- LOG.info("No nexthops were available to handle remove event {}", interfaceName);
+ LOG.warn("VPN interface {} was unavailable in operational data store to handle remove event", interfaceName);
}
}
- private void removeNextHops(final InstanceIdentifier<VpnInterface> identifier, VpnInterface intf) {
+ protected void processVpnInterfaceDown(BigInteger dpId, String interfaceName, int lPortTag, boolean isInterfaceStateDown) {
+ VpnInterface vpnInterface = VpnUtil.getOperationalVpnInterface(broker, interfaceName);
+ if(vpnInterface == null) {
+ LOG.info("Unable to process delete/down for interface {} as it is not available in operational data store", interfaceName);
+ return;
+ }
+ String vpnName = vpnInterface.getVpnInstanceName();
+ InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(interfaceName);
+
+ synchronized (interfaceName.intern()) {
+ removeAdjacenciesFromVpn(identifier, vpnInterface);
+ LOG.info("Unbinding vpn service from interface {} ", interfaceName);
+ unbindService(dpId, vpnName, interfaceName, lPortTag, isInterfaceStateDown);
+
+ //wait till DCN for removal of vpn interface in operational DS arrives
+ Runnable notifyTask = new VpnNotifyTask();
+ synchronized (interfaceName.intern()) {
+ vpnIntfMap.put(interfaceName, notifyTask);
+ synchronized (notifyTask) {
+ try {
+ notifyTask.wait(VpnConstants.WAIT_TIME_IN_MILLISECONDS);
+ } catch (InterruptedException e) {
+ }
+ }
+ }
+
+ }
+ }
+
+ private void removeAdjacenciesFromVpn(final InstanceIdentifier<VpnInterface> identifier, VpnInterface intf) {
//Read NextHops
InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
- Optional<Adjacencies> adjacencies = read(LogicalDatastoreType.OPERATIONAL, path);
- String intfName = intf.getName();
- String rd = getRouteDistinguisher(intf.getVpnInstanceName());
+ Optional<Adjacencies> adjacencies = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, path);
+
+ String rd = VpnUtil.getVpnRd(broker, intf.getVpnInstanceName());
if (adjacencies.isPresent()) {
List<Adjacency> nextHops = adjacencies.get().getAdjacency();
if (!nextHops.isEmpty()) {
LOG.trace("NextHops are " + nextHops);
for (Adjacency nextHop : nextHops) {
- removePrefixFromBGP(rd, nextHop);
+ VpnUtil.releaseId(idManager, VpnConstants.VPN_IDPOOL_NAME,
+ VpnUtil.getNextHopLabelKey(rd, nextHop.getIpAddress()));
+ /*VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getPrefixToInterfaceIdentifier(
+ VpnUtil.getVpnId(broker, intf.getVpnInstanceName()),
+ nextHop.getIpAddress()),
+ VpnUtil.DEFAULT_CALLBACK);*/
+ if (rd.equals(intf.getVpnInstanceName())) {
+ //this is an internal vpn - the rd is assigned to the vpn instance name;
+ //remove from FIB directly
+ removeFibEntryFromDS(intf.getVpnInstanceName(), nextHop.getIpAddress());
+ } else {
+ removePrefixFromBGP(rd, nextHop.getIpAddress());
+ }
}
}
}
- InstanceIdentifier<VpnInterface> interfaceId = VpnUtil.getVpnInterfaceIdentifier(intfName);
- delete(LogicalDatastoreType.OPERATIONAL, interfaceId);
}
- private <T extends DataObject> void delete(LogicalDatastoreType datastoreType, InstanceIdentifier<T> path) {
- WriteTransaction tx = broker.newWriteOnlyTransaction();
- tx.delete(datastoreType, path);
- Futures.addCallback(tx.submit(), DEFAULT_CALLBACK);
+
+ private void unbindService(BigInteger dpId, String vpnInstanceName, String vpnInterfaceName,
+ int lPortTag, boolean isInterfaceStateDown) {
+ if (!isInterfaceStateDown) {
+ VpnUtil.delete(broker, LogicalDatastoreType.CONFIGURATION,
+ InterfaceUtils.buildServiceId(vpnInterfaceName,
+ VpnConstants.L3VPN_SERVICE_IDENTIFIER),
+ VpnUtil.DEFAULT_CALLBACK);
+ }
+ long vpnId = VpnUtil.getVpnId(broker, vpnInstanceName);
+ makeArpFlow(dpId, VpnConstants.L3VPN_SERVICE_IDENTIFIER, lPortTag, vpnInterfaceName,
+ vpnId, ArpReplyOrRequest.REQUEST, NwConstants.DEL_FLOW);
}
- private void unbindServiceOnInterface(Interface intf, long vpnId) {
- LOG.info("Unbind service on interface {} for VPN: {}", intf, vpnId);
- long dpId = interfaceManager.getDpnForInterface(intf.getName());
- if(dpId == 0L) {
- LOG.warn("DPN for interface {} not found. Unbind service on this interface aborted.", intf.getName());
- return;
+ private void removePrefixFromBGP(String rd, String prefix) {
+ try {
+ bgpManager.deletePrefix(rd, prefix);
+ } catch(Exception e) {
+ LOG.error("Delete prefix failed", e);
+ }
+ }
+
+ @Override
+ protected void update(InstanceIdentifier<VpnInterface> identifier, VpnInterface original, VpnInterface update) {
+ if (LOG.isTraceEnabled()) {
+ LOG.trace("Updating VPN Interface : key " + identifier + ", original value=" + original + ", update " +
+ "value=" + update);
+ }
+ String oldVpnName = original.getVpnInstanceName();
+ String newVpnName = update.getVpnInstanceName();
+ List<Adjacency> oldAdjs = original.getAugmentation(Adjacencies.class).getAdjacency();
+ List<Adjacency> newAdjs = update.getAugmentation(Adjacencies.class).getAdjacency();
+ if (oldAdjs == null) {
+ oldAdjs = new ArrayList<>();
+ }
+ if (newAdjs == null) {
+ newAdjs = new ArrayList<>();
+ }
+ //handles switching between <internal VPN - external VPN>
+ if (!oldVpnName.equals(newVpnName)) {
+ remove(identifier, original);
+ add(identifier, update);
+ }
+ //handle both addition and removal of adjacencies
+ //currently, new adjacency may be an extra route
+ if (!oldAdjs.equals(newAdjs)) {
+ for (Adjacency adj : newAdjs) {
+ if (oldAdjs.contains(adj)) {
+ oldAdjs.remove(adj);
+ } else {
+ // add new adjacency - right now only extra route will hit this path
+ addNewAdjToVpnInterface(identifier, adj);
+ }
+ }
+ for (Adjacency adj : oldAdjs) {
+ delAdjFromVpnInterface(identifier, adj);
+ }
}
+ }
- long portNo = interfaceManager.getPortForInterface(intf.getName());
- String flowRef = getVpnInterfaceFlowRef(dpId, VpnConstants.LPORT_INGRESS_TABLE, vpnId, portNo);
+ public void processArpRequest(IpAddress srcIP, PhysAddress srcMac, IpAddress targetIP, String srcInterface){
+ SendArpResponseInput input = new SendArpResponseInputBuilder().setInterface(srcInterface)
+ .setIpaddress(srcIP).setSrcIpAddress(targetIP).setMacaddress(srcMac).build();
+ final String msgFormat = String.format("Send ARP Response on interface %s to destination %s", srcInterface, srcIP);
+ Future<RpcResult<Void>> future = arpManager.sendArpResponse(input);
+ Futures.addCallback(JdkFutureAdapters.listenInPoolThread(future), new FutureCallback<RpcResult<Void>>() {
+ @Override
+ public void onFailure(Throwable error) {
+ LOG.error("Error - {}", msgFormat, error);
+ }
- String flowName = intf.getName();
+ @Override
+ public void onSuccess(RpcResult<Void> result) {
+ if(!result.isSuccessful()) {
+ LOG.warn("Rpc call to {} failed", msgFormat, getErrorText(result.getErrors()));
+ } else {
+ LOG.debug("Successful RPC Result - {}", msgFormat);
+ }
+ }
+ });
+ }
- int priority = VpnConstants.DEFAULT_FLOW_PRIORITY;
+ private String getErrorText(Collection<RpcError> errors) {
+ StringBuilder errorText = new StringBuilder();
+ for(RpcError error : errors) {
+ errorText.append(",").append(error.getErrorType()).append("-")
+ .append(error.getMessage());
+ }
+ return errorText.toString();
+ }
- List<MatchInfo> matches = new ArrayList<MatchInfo>();
- matches.add(new MatchInfo(MatchFieldType.in_port, new long[] {
- dpId, portNo }));
+ private String getTunnelInterfaceFlowRef(BigInteger dpnId, short tableId, String ifName) {
+ return new StringBuilder().append(dpnId).append(tableId).append(ifName).toString();
+ }
+
+
+
+ public synchronized void addFibEntryToDS(String rd, String prefix,
+ String nexthop, int label) {
- FlowEntity flowEntity = MDSALUtil.buildFlowEntity(dpId, VpnConstants.LPORT_INGRESS_TABLE, flowRef,
- priority, flowName, 0, 0, null, matches, null);
+ VrfEntry vrfEntry = new VrfEntryBuilder().setDestPrefix(prefix).
+ setNextHopAddress(nexthop).setLabel((long)label).build();
+ LOG.debug("Created vrfEntry for {} nexthop {} label {}", prefix, nexthop, label);
- mdsalManager.removeFlow(flowEntity);
+ List<VrfEntry> vrfEntryList = new ArrayList<VrfEntry>();
+ vrfEntryList.add(vrfEntry);
+
+ InstanceIdentifierBuilder<VrfTables> idBuilder =
+ InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
+ InstanceIdentifier<VrfTables> vrfTableId = idBuilder.build();
+
+ VrfTables vrfTableNew = new VrfTablesBuilder().setRouteDistinguisher(rd).
+ setVrfEntry(vrfEntryList).build();
+
+ VpnUtil.syncUpdate(broker, LogicalDatastoreType.CONFIGURATION, vrfTableId, vrfTableNew);
}
- private void removePrefixFromBGP(String rd, Adjacency nextHop) {
- //public void deletePrefix(String rd, String prefix) throws Exception;
- try {
- bgpManager.deletePrefix(rd, nextHop.getIpAddress());
- } catch(Exception e) {
- LOG.error("Delete prefix failed", e);
+ public synchronized void removeFibEntryFromDS(String rd, String prefix) {
+
+ LOG.debug("Removing fib entry with destination prefix {} from vrf table for rd {}", prefix, rd);
+
+ InstanceIdentifierBuilder<VrfEntry> idBuilder =
+ InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd)).child(VrfEntry.class, new VrfEntryKey(prefix));
+ InstanceIdentifier<VrfEntry> vrfEntryId = idBuilder.build();
+ VpnUtil.delete(broker, LogicalDatastoreType.CONFIGURATION, vrfEntryId, VpnUtil.DEFAULT_CALLBACK);
+
+ }
+
+ public synchronized void removeVrfFromDS(String rd) {
+ LOG.debug("Removing vrf table for rd {}", rd);
+
+ InstanceIdentifierBuilder<VrfTables> idBuilder =
+ InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
+ InstanceIdentifier<VrfTables> vrfTableId = idBuilder.build();
+
+ VpnUtil.delete(broker, LogicalDatastoreType.CONFIGURATION, vrfTableId, VpnUtil.DEFAULT_CALLBACK);
+
+ }
+
+ protected void addNewAdjToVpnInterface(InstanceIdentifier<VpnInterface> identifier, Adjacency adj) {
+
+ Optional<VpnInterface> optVpnInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, identifier);
+
+ if (optVpnInterface.isPresent()) {
+ VpnInterface currVpnIntf = optVpnInterface.get();
+ String prefix = VpnUtil.getIpPrefix(adj.getIpAddress());
+ String rd = getRouteDistinguisher(currVpnIntf.getVpnInstanceName());
+ InstanceIdentifier<Adjacencies> adjPath = identifier.augmentation(Adjacencies.class);
+ Optional<Adjacencies> optAdjacencies = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, adjPath);
+ long label =
+ VpnUtil.getUniqueId(idManager, VpnConstants.VPN_IDPOOL_NAME,
+ VpnUtil.getNextHopLabelKey((rd != null) ? rd : currVpnIntf.getVpnInstanceName(), prefix));
+
+ List<Adjacency> adjacencies;
+ if (optAdjacencies.isPresent()) {
+ adjacencies = optAdjacencies.get().getAdjacency();
+ } else {
+ //This code will not be hit since VM adjacency will always be there
+ adjacencies = new ArrayList<>();
+ }
+
+ adjacencies.add(new AdjacencyBuilder(adj).setLabel(label).setNextHopIp(adj.getNextHopIp())
+ .setIpAddress(prefix).setKey(new AdjacencyKey(prefix)).build());
+
+ Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(adjacencies);
+ VpnInterface newVpnIntf = VpnUtil.getVpnInterface(currVpnIntf.getName(), currVpnIntf.getVpnInstanceName(), aug);
+
+ VpnUtil.syncUpdate(broker, LogicalDatastoreType.OPERATIONAL, identifier, newVpnIntf);
+ addExtraRoute(adj.getIpAddress(), adj.getNextHopIp(), rd, currVpnIntf.getVpnInstanceName(), (int) label, currVpnIntf.getName());
+
}
+
}
- @Override
- protected void update(InstanceIdentifier<VpnInterface> identifier,
- VpnInterface original, VpnInterface update) {
- // TODO Auto-generated method stub
+ protected void delAdjFromVpnInterface(InstanceIdentifier<VpnInterface> identifier, Adjacency adj) {
+ Optional<VpnInterface> optVpnInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, identifier);
+
+ if (optVpnInterface.isPresent()) {
+ VpnInterface currVpnIntf = optVpnInterface.get();
+
+ InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
+ Optional<Adjacencies> optAdjacencies = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, path);
+ if (optAdjacencies.isPresent()) {
+ List<Adjacency> adjacencies = optAdjacencies.get().getAdjacency();
+
+ if (!adjacencies.isEmpty()) {
+ String rd = getRouteDistinguisher(currVpnIntf.getVpnInstanceName());
+ LOG.trace("Adjacencies are " + adjacencies);
+ Iterator<Adjacency> adjIt = adjacencies.iterator();
+ while (adjIt.hasNext()) {
+ Adjacency adjElem = adjIt.next();
+ if (adjElem.getIpAddress().equals(adj.getIpAddress())) {
+ VpnUtil.releaseId(idManager, VpnConstants.VPN_IDPOOL_NAME,
+ VpnUtil.getNextHopLabelKey(rd, adj.getIpAddress()));
+ adjIt.remove();
+
+ Adjacencies aug = VpnUtil.getVpnInterfaceAugmentation(adjacencies);
+ VpnInterface newVpnIntf = VpnUtil.getVpnInterface(currVpnIntf.getName(),
+ currVpnIntf.getVpnInstanceName(),
+ aug);
+
+ VpnUtil.syncUpdate(broker, LogicalDatastoreType.OPERATIONAL, identifier, newVpnIntf);
+
+ delExtraRoute(adj.getIpAddress(), rd, currVpnIntf.getVpnInstanceName());
+ break;
+ }
+
+ }
+ }
+ }
+ }
+
+ }
+ protected void addExtraRoute(String destination, String nextHop, String rd, String routerID, int label, String intfName) {
+
+ //add extra route to vpn mapping; advertise with nexthop as tunnel ip
+ VpnUtil.syncUpdate(
+ broker,
+ LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getVpnToExtrarouteIdentifier(
+ (rd != null) ? rd : routerID, destination),
+ VpnUtil.getVpnToExtraroute(destination, nextHop));
+
+ if(intfName != null && !intfName.isEmpty()) {
+ BigInteger dpnId = InterfaceUtils.getDpnForInterface(interfaceManager, intfName);
+ String nextHopIp = InterfaceUtils.getEndpointIpAddressForDPN(broker, dpnId);
+ if (nextHopIp == null && !nextHopIp.isEmpty()) {
+ LOG.error("NextHop for interface {} is null. Adding extra route {} without nextHop", intfName,
+ destination);
+ }
+ nextHop = nextHopIp;
+ }
+ if (rd != null) {
+ addPrefixToBGP(rd, destination, nextHop, label);
+ } else {
+ // ### add FIB route directly
+ addFibEntryToDS(routerID, destination, nextHop, label);
+ }
}
- private <T extends DataObject> void asyncWrite(LogicalDatastoreType datastoreType,
- InstanceIdentifier<T> path, T data, FutureCallback<Void> callback) {
- WriteTransaction tx = broker.newWriteOnlyTransaction();
- tx.put(datastoreType, path, data, true);
- Futures.addCallback(tx.submit(), callback);
+ protected void delExtraRoute(String destination, String rd, String routerID) {
+ if (rd != null) {
+ removePrefixFromBGP(rd, destination);
+ } else {
+ // ### add FIB route directly
+ removeFibEntryFromDS(routerID, destination);
+ }
}
+
+ class VpnInterfaceOpListener extends org.opendaylight.vpnservice.mdsalutil.AbstractDataChangeListener<VpnInterface> {
+
+ public VpnInterfaceOpListener() {
+ super(VpnInterface.class);
+ }
+
+ @Override
+ protected void remove(InstanceIdentifier<VpnInterface> identifier, VpnInterface del) {
+ final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
+ String interfaceName = key.getName();
+
+ //increment the vpn interface count in Vpn Instance Op Data
+ Long ifCnt = 0L;
+ String rd = getRouteDistinguisher(del.getVpnInstanceName());
+ if(rd == null || rd.isEmpty()) rd = del.getVpnInstanceName();
+ VpnInstanceOpDataEntry vpnInstOp = VpnUtil.getVpnInstanceOpData(broker, rd);
+ if(vpnInstOp != null && vpnInstOp.getVpnInterfaceCount() != null) {
+ ifCnt = vpnInstOp.getVpnInterfaceCount();
+ }
+
+ LOG.trace("VpnInterfaceOpListener remove: interface name {} rd {} interface count in Vpn Op Instance {}", interfaceName, rd, ifCnt);
+
+ if(ifCnt != 0) {
+ VpnUtil.asyncUpdate(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getVpnInstanceOpDataIdentifier(rd),
+ VpnUtil.updateIntfCntInVpnInstOpData(ifCnt - 1, rd), VpnUtil.DEFAULT_CALLBACK);
+ }
+
+ // Vpn Interface removed => No more adjacencies from it.
+ // Hence clean up interface from vpn-dpn-interface list.
+ Adjacency adjacency = del.getAugmentation(Adjacencies.class).getAdjacency().get(0);
+ Optional<Prefixes> prefixToInterface = Optional.absent();
+ prefixToInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getPrefixToInterfaceIdentifier(vpnInstOp.getVpnId(),
+ VpnUtil.getIpPrefix(adjacency.getIpAddress())));
+ if (!prefixToInterface.isPresent()) {
+ prefixToInterface = VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getPrefixToInterfaceIdentifier(vpnInstOp.getVpnId(),
+ VpnUtil.getIpPrefix(adjacency.getNextHopIp())));
+ }
+ if (prefixToInterface.isPresent()) {
+ VpnUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getPrefixToInterfaceIdentifier(vpnInstOp.getVpnId(),
+ prefixToInterface.get().getIpAddress()),
+ VpnUtil.DEFAULT_CALLBACK);
+ updateDpnDbs(prefixToInterface.get().getDpnId(), del.getVpnInstanceName(), interfaceName, false);
+ }
+ notifyTaskIfRequired(interfaceName);
+ }
+
+ private void notifyTaskIfRequired(String intfName) {
+ Runnable notifyTask = vpnIntfMap.remove(intfName);
+ if (notifyTask == null) {
+ return;
+ }
+ executorService.execute(notifyTask);
+ }
+
+ @Override
+ protected void update(InstanceIdentifier<VpnInterface> identifier, VpnInterface original, VpnInterface update) {
+ }
+
+ @Override
+ protected void add(InstanceIdentifier<VpnInterface> identifier, VpnInterface add) {
+ final VpnInterfaceKey key = identifier.firstKeyOf(VpnInterface.class, VpnInterfaceKey.class);
+ String interfaceName = key.getName();
+
+ //increment the vpn interface count in Vpn Instance Op Data
+ Long ifCnt = 0L;
+ String rd = getRouteDistinguisher(add.getVpnInstanceName());
+ if(rd == null || rd.isEmpty()) rd = add.getVpnInstanceName();
+ VpnInstanceOpDataEntry vpnInstOp = VpnUtil.getVpnInstanceOpData(broker, rd);
+ if(vpnInstOp != null && vpnInstOp.getVpnInterfaceCount() != null) {
+ ifCnt = vpnInstOp.getVpnInterfaceCount();
+ }
+
+ LOG.trace("VpnInterfaceOpListener add: interface name {} rd {} interface count in Vpn Op Instance {}", interfaceName, rd, ifCnt);
+
+ VpnUtil.asyncUpdate(broker, LogicalDatastoreType.OPERATIONAL,
+ VpnUtil.getVpnInstanceOpDataIdentifier(rd),
+ VpnUtil.updateIntfCntInVpnInstOpData(ifCnt + 1, rd), VpnUtil.DEFAULT_CALLBACK);
+
+
+ }
+ }
+
+ protected void updatePrefixesForDPN(BigInteger dpnId, UpdateRouteAction action) {
+
+ LOG.info("Tunnel event triggered {} for Dpn:{} ", action.name(), dpnId);
+ InstanceIdentifierBuilder<VpnInstances> idBuilder = InstanceIdentifier.builder(VpnInstances.class);
+ InstanceIdentifier<VpnInstances> vpnInstancesId = idBuilder.build();
+ Optional<VpnInstances> vpnInstances = VpnUtil.read(broker, LogicalDatastoreType.CONFIGURATION, vpnInstancesId);
+
+ if (vpnInstances.isPresent()) {
+ List<VpnInstance> vpnInstanceList = vpnInstances.get().getVpnInstance();
+ Iterator<VpnInstance> vpnInstIter = vpnInstanceList.iterator();
+ while (vpnInstIter.hasNext()) {
+ VpnInstance vpnInstance = vpnInstIter.next();
+ try {
+ VpnAfConfig vpnConfig = vpnInstance.getIpv4Family();
+ String rd = vpnConfig.getRouteDistinguisher();
+ if (rd == null || rd.isEmpty()) {
+ rd = vpnInstance.getVpnInstanceName();
+ }
+ InstanceIdentifier<VpnToDpnList> id =
+ VpnUtil.getVpnToDpnListIdentifier(rd, dpnId);
+ Optional<VpnToDpnList> dpnInVpn =
+ VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
+ if (dpnInVpn.isPresent()) {
+ // if (action == UpdateRouteAction.ADVERTISE_ROUTE) {
+ // fibManager.populateFibOnNewDpn(dpnId, VpnUtil
+ // .getVpnId(broker, vpnInstance.getVpnInstanceName()), rd);
+ // }
+ List<org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
+ .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces>
+ vpnInterfaces = dpnInVpn.get().getVpnInterfaces();
+ for (org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data
+ .vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfaces vpnInterface : vpnInterfaces) {
+ InstanceIdentifier<VpnInterface> vpnIntfId =
+ VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getInterfaceName());
+ InstanceIdentifier<Adjacencies> path =
+ vpnIntfId.augmentation(Adjacencies.class);
+ Optional<Adjacencies> adjacencies =
+ VpnUtil.read(broker, LogicalDatastoreType.OPERATIONAL, path);
+
+ if (adjacencies.isPresent()) {
+ List<Adjacency> adjacencyList = adjacencies.get().getAdjacency();
+ Iterator<Adjacency> adjacencyIterator = adjacencyList.iterator();
+
+ while (adjacencyIterator.hasNext()) {
+ Adjacency adjacency = adjacencyIterator.next();
+ try {
+ if (action == UpdateRouteAction.ADVERTISE_ROUTE)
+ bgpManager.addPrefix(rd, adjacency.getIpAddress(),
+ adjacency.getNextHopIp(),
+ adjacency.getLabel().intValue());
+ else if (action == UpdateRouteAction.WITHDRAW_ROUTE)
+ bgpManager.deletePrefix(rd, adjacency.getIpAddress());
+ } catch (Exception e) {
+ LOG.error("Exception when updating prefix {} in vrf {} to BGP",
+ adjacency.getIpAddress(), rd);
+ }
+ }
+ }
+
+ }
+ // if (action == UpdateRouteAction.WITHDRAW_ROUTE) {
+ // fibManager.cleanUpDpnForVpn(dpnId, VpnUtil.getVpnId(broker, vpnInstance.getVpnInstanceName()), rd);
+ // }
+ }
+ } catch (Exception e) {
+ LOG.error("updatePrefixesForDPN {} in vpn {} failed", dpnId, vpnInstance.getVpnInstanceName(), e);
+ }
+ }
+ }
+ }
+
}