/*
- * 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.fibmanager;
-import com.google.common.util.concurrent.Futures;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
+import com.google.common.base.Optional;
+import com.google.common.base.Preconditions;
import com.google.common.util.concurrent.FutureCallback;
-import org.opendaylight.vpnservice.AbstractDataChangeListener;
+import com.google.common.util.concurrent.Futures;
+
+import java.math.BigInteger;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
+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.AsyncDataBroker.DataChangeScope;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.vpnmanager.api.IVpnManager;
+import org.opendaylight.vpnservice.mdsalutil.AbstractDataChangeListener;
+import org.opendaylight.vpnservice.itm.globals.ITMConstants;
+import org.opendaylight.vpnservice.mdsalutil.ActionInfo;
+import org.opendaylight.vpnservice.mdsalutil.ActionType;
+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.vpnservice.mdsalutil.NwConstants;
+import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.OpState;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.PrefixToInterface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.VpnInstanceOpData;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.VpnToExtraroute;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.VpnIds;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.prefix.to._interface.VpnIdsKey;
+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.prefix.to._interface.vpn.ids.PrefixesKey;
+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.VpnInstanceOpDataEntryKey;
+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.params.xml.ns.yang.overlay.rev150105.TunnelTypeVxlan;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.ItmRpcService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.to.extraroute.Vpn;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.to.extraroute.VpnKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.to.extraroute.vpn.Extraroute;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.to.extraroute.vpn.ExtrarouteBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.to.extraroute.vpn.ExtrarouteKey;
+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.VrfTablesKey;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fibmanager.rev150330.vrfentries.VrfEntry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeBase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeMplsOverGre;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.GetEgressActionsForInterfaceInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.GetEgressActionsForInterfaceOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.GetTunnelTypeInputBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.GetTunnelTypeOutput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.OdlInterfaceRpcService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.l3nexthop.rev150409.l3nexthop.vpnnexthops.VpnNexthop;
+import org.opendaylight.yang.gen.v1.urn.huawei.params.xml.ns.yang.l3vpn.rev140815.vpn.interfaces.VpnInterface;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.Adjacencies;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.adjacency.list.Adjacency;
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.controller.md.sal.binding.api.ReadOnlyTransaction;
-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.opendaylight.vpnservice.fibmanager.rev150330.FibEntries;
+import org.opendaylight.yangtools.yang.common.RpcResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import com.google.common.base.Optional;
-public class FibManager extends AbstractDataChangeListener<FibEntries> implements AutoCloseable{
+public class FibManager extends AbstractDataChangeListener<VrfEntry> implements AutoCloseable{
private static final Logger LOG = LoggerFactory.getLogger(FibManager.class);
+ private static final String FLOWID_PREFIX = "L3.";
private ListenerRegistration<DataChangeListener> listenerRegistration;
private final DataBroker broker;
+ private IMdsalApiManager mdsalManager;
+ private IVpnManager vpnmanager;
+ private NexthopManager nextHopManager;
+ private ItmRpcService itmManager;
+ private OdlInterfaceRpcService interfaceManager;
+ private static final BigInteger COOKIE_VM_LFIB_TABLE = new BigInteger("8000002", 16);
+ private static final BigInteger COOKIE_VM_FIB_TABLE = new BigInteger("8000003", 16);
+ private static final int DEFAULT_FIB_FLOW_PRIORITY = 10;
+ private static final BigInteger METADATA_MASK_CLEAR = new BigInteger("000000FFFFFFFFFF", 16);
+ private static final BigInteger CLEAR_METADATA = BigInteger.valueOf(0);
+ public static final BigInteger COOKIE_TUNNEL = new BigInteger("9000000", 16);
- private static final FutureCallback<Void> DEFAULT_CALLBACK =
- new FutureCallback<Void>() {
- public void onSuccess(Void result) {
- LOG.debug("Success in Datastore write operation");
- }
-
- public void onFailure(Throwable error) {
- LOG.error("Error in Datastore write operation", error);
- };
- };
public FibManager(final DataBroker db) {
- super(FibEntries.class);
+ super(VrfEntry.class);
broker = db;
registerListener(db);
}
LOG.info("Fib Manager Closed");
}
+ public void setNextHopManager(NexthopManager nextHopManager) {
+ this.nextHopManager = nextHopManager;
+ }
+
+ public void setMdsalManager(IMdsalApiManager mdsalManager) {
+ this.mdsalManager = mdsalManager;
+ }
+
+ public void setVpnmanager(IVpnManager vpnmanager) {
+ this.vpnmanager = vpnmanager;
+ }
+
+ public void setITMRpcService(ItmRpcService itmManager) {
+ this.itmManager = itmManager;
+ }
+
+ public void setInterfaceManager(OdlInterfaceRpcService ifManager) {
+ this.interfaceManager = ifManager;
+ }
+
private void registerListener(final DataBroker db) {
try {
listenerRegistration = db.registerDataChangeListener(LogicalDatastoreType.CONFIGURATION,
}
}
+
+ private InstanceIdentifier<VrfEntry> getWildCardPath() {
+ return InstanceIdentifier.create(FibEntries.class).child(VrfTables.class).child(VrfEntry.class);
+ }
+
+
+ @Override
+ protected void add(final InstanceIdentifier<VrfEntry> identifier,
+ final VrfEntry vrfEntry) {
+ LOG.trace("key: " + identifier + ", value=" + vrfEntry );
+ createFibEntries(identifier, vrfEntry);
+ }
+
+ @Override
+ protected void remove(InstanceIdentifier<VrfEntry> identifier, VrfEntry vrfEntry) {
+ LOG.trace("key: " + identifier + ", value=" + vrfEntry);
+ deleteFibEntries(identifier, vrfEntry);
+ }
+
@Override
- protected void add(final InstanceIdentifier<FibEntries> identifier,
- final FibEntries fibEntries) {
- LOG.trace("key: " + identifier + ", value=" + fibEntries );
+ protected void update(InstanceIdentifier<VrfEntry> identifier, VrfEntry original, VrfEntry update) {
+ LOG.trace("key: " + identifier + ", original=" + original + ", update=" + update );
+ createFibEntries(identifier, update);
+ }
+
+ private void createFibEntries(final InstanceIdentifier<VrfEntry> identifier,
+ final VrfEntry vrfEntry) {
+ final VrfTablesKey vrfTableKey = identifier.firstKeyOf(VrfTables.class, VrfTablesKey.class);
+ Preconditions.checkNotNull(vrfTableKey, "VrfTablesKey cannot be null or empty!");
+ Preconditions.checkNotNull(vrfEntry, "VrfEntry cannot be null or empty!");
+
+ VpnInstanceOpDataEntry vpnInstance = getVpnInstance(vrfTableKey.getRouteDistinguisher());
+ Preconditions.checkNotNull(vpnInstance, "Vpn Instance not available!");
+ Preconditions.checkNotNull(vpnInstance.getVpnId(), "Vpn Instance with rd " + vpnInstance.getVrfId() + "has null vpnId!");
+
+ Collection<VpnToDpnList> vpnToDpnList = vpnInstance.getVpnToDpnList();
+ BigInteger localDpnId = createLocalFibEntry(vpnInstance.getVpnId(),
+ vrfTableKey.getRouteDistinguisher(), vrfEntry);
+ if (vpnToDpnList != null) {
+ for (VpnToDpnList curDpn : vpnToDpnList) {
+ if (!curDpn.getDpnId().equals(localDpnId)) {
+ createRemoteFibEntry(localDpnId, curDpn.getDpnId(), vpnInstance.getVpnId(),
+ vrfTableKey, vrfEntry);
+ }
+ }
+ }
+ }
+
+ public BigInteger createLocalFibEntry(Long vpnId, String rd, VrfEntry vrfEntry) {
+ BigInteger localDpnId = BigInteger.ZERO;
+ Prefixes localNextHopInfo = getPrefixToInterface(vpnId, vrfEntry.getDestPrefix());
+ String localNextHopIP = vrfEntry.getDestPrefix();
+
+ if(localNextHopInfo == null) {
+ //Is this fib route an extra route? If yes, get the nexthop which would be an adjacency in the vpn
+ Extraroute extra_route = getVpnToExtraroute(rd, vrfEntry.getDestPrefix());
+ if (extra_route != null) {
+ localNextHopInfo = getPrefixToInterface(vpnId, extra_route.getNexthopIp() + "/32");
+ localNextHopIP = extra_route.getNexthopIp() + "/32";
+ }
+ }
+
+ if(localNextHopInfo != null) {
+ localDpnId = localNextHopInfo.getDpnId();
+ long groupId = nextHopManager.createLocalNextHop(vpnId, localDpnId, localNextHopInfo.getVpnInterfaceName(), localNextHopIP);
+ List<ActionInfo> actionInfos = new ArrayList<ActionInfo>();
+
+ actionInfos.add(new ActionInfo(ActionType.group, new String[] { String.valueOf(groupId)}));
+
+ makeConnectedRoute(localDpnId, vpnId, vrfEntry, rd, actionInfos, NwConstants.ADD_FLOW);
+ makeLFibTableEntry(localDpnId, vrfEntry.getLabel(), groupId, vrfEntry.getNextHopAddress(), NwConstants.ADD_FLOW);
+
+ LOG.debug("Installing tunnel table entry on dpn {} for interface {} with label {}",
+ localDpnId, localNextHopInfo.getVpnInterfaceName(), vrfEntry.getLabel());
+ makeTunnelTableEntry(localDpnId, vrfEntry.getLabel(), groupId);
+
+ }
+ return localDpnId;
+ }
+
+ private void makeTunnelTableEntry(BigInteger dpId, long label, long groupId/*String egressInterfaceName*/) {
+ List<ActionInfo> actionsInfos = new ArrayList<ActionInfo>();
+ actionsInfos.add(new ActionInfo(ActionType.group, new String[] { String.valueOf(groupId) }));
+
+
+ createTerminatingServiceActions(dpId, (int)label, actionsInfos);
+
+ LOG.debug("Terminating service Entry for dpID {} : label : {} egress : {} installed successfully {}",
+ dpId, label, groupId);
+ }
+
+ public void createTerminatingServiceActions( BigInteger destDpId, int label, List<ActionInfo> actionsInfos) {
+ List<MatchInfo> mkMatches = new ArrayList<MatchInfo>();
+
+ LOG.info("create terminatingServiceAction on DpnId = {} and serviceId = {} and actions = {}", destDpId , label,actionsInfos);
+
+ // Matching metadata
+ // FIXME vxlan vni bit set is not working properly with OVS.need to revisit
+ mkMatches.add(new MatchInfo(MatchFieldType.tunnel_id, new BigInteger[] {BigInteger.valueOf(label)}));
+
+ List<InstructionInfo> mkInstructions = new ArrayList<InstructionInfo>();
+ mkInstructions.add(new InstructionInfo(InstructionType.write_actions, actionsInfos));
+
+ FlowEntity terminatingServiceTableFlowEntity = MDSALUtil.buildFlowEntity(destDpId, NwConstants.INTERNAL_TUNNEL_TABLE,
+ getFlowRef(destDpId, NwConstants.INTERNAL_TUNNEL_TABLE,label), 5, String.format("%s:%d","TST Flow Entry ",label),
+ 0, 0, COOKIE_TUNNEL.add(BigInteger.valueOf(label)),mkMatches, mkInstructions);
+
+ mdsalManager.installFlow(terminatingServiceTableFlowEntity);
+ }
+
+ private void removeTunnelTableEntry(BigInteger dpId, long label) {
+ FlowEntity flowEntity;
+ LOG.info("remove terminatingServiceActions called with DpnId = {} and label = {}", dpId , label);
+ List<MatchInfo> mkMatches = new ArrayList<MatchInfo>();
+ // Matching metadata
+ mkMatches.add(new MatchInfo(MatchFieldType.tunnel_id, new BigInteger[] {BigInteger.valueOf(label)}));
+ flowEntity = MDSALUtil.buildFlowEntity(dpId,
+ NwConstants.INTERNAL_TUNNEL_TABLE,
+ getFlowRef(dpId, NwConstants.INTERNAL_TUNNEL_TABLE, (int)label),
+ 5, String.format("%s:%d","TST Flow Entry ",label), 0, 0,
+ COOKIE_TUNNEL.add(BigInteger.valueOf(label)), mkMatches, null);
+ mdsalManager.removeFlow(flowEntity);
+ LOG.debug("Terminating service Entry for dpID {} : label : {} removed successfully {}",dpId, label);
+ }
+
+ public BigInteger deleteLocalFibEntry(Long vpnId, String rd, VrfEntry vrfEntry) {
+ BigInteger localDpnId = BigInteger.ZERO;
+ boolean isExtraRoute = false;
+ VpnNexthop localNextHopInfo = nextHopManager.getVpnNexthop(vpnId, vrfEntry.getDestPrefix());
+ String localNextHopIP = vrfEntry.getDestPrefix();
+
+ if(localNextHopInfo == null) {
+ //Is this fib route an extra route? If yes, get the nexthop which would be an adjacency in the vpn
+ Extraroute extra_route = getVpnToExtraroute(rd, vrfEntry.getDestPrefix());
+ if (extra_route != null) {
+ localNextHopInfo = nextHopManager.getVpnNexthop(vpnId, extra_route.getNexthopIp());
+ localNextHopIP = extra_route.getNexthopIp() + "/32";
+ isExtraRoute = true;
+ }
+ }
+
+
+ if(localNextHopInfo != null) {
+ localDpnId = localNextHopInfo.getDpnId();
+ Prefixes prefix = getPrefixToInterface(vpnId, isExtraRoute ? localNextHopIP : vrfEntry.getDestPrefix());
+ Optional<OpState> opStateData = FibUtil.read(broker, LogicalDatastoreType.OPERATIONAL,
+ FibUtil.getVpnInterfaceOpStateIdentifier(prefix.getVpnInterfaceName()));
+ if(opStateData.isPresent() && !opStateData.get().isStateUp())
+ {
+ makeConnectedRoute(localDpnId, vpnId, vrfEntry, rd, null /* invalid */,
+ NwConstants.DEL_FLOW);
+ makeLFibTableEntry(localDpnId, vrfEntry.getLabel(), 0 /* invalid */,
+ vrfEntry.getNextHopAddress(), NwConstants.DEL_FLOW);
+ removeTunnelTableEntry(localDpnId, vrfEntry.getLabel());
+ deleteLocalAdjacency(localDpnId, vpnId, localNextHopIP);
+ }
+ }
+ return localDpnId;
+ }
+
+ private InstanceIdentifier<Prefixes> getPrefixToInterfaceIdentifier(Long vpnId, String ipPrefix) {
+ return InstanceIdentifier.builder(PrefixToInterface.class)
+ .child(VpnIds.class, new VpnIdsKey(vpnId)).child(Prefixes.class, new PrefixesKey(ipPrefix)).build();
+ }
+
+ private Prefixes getPrefixToInterface(Long vpnId, String ipPrefix) {
+ Optional<Prefixes> localNextHopInfoData =
+ FibUtil.read(broker, LogicalDatastoreType.OPERATIONAL, getPrefixToInterfaceIdentifier(vpnId, ipPrefix));
+ return localNextHopInfoData.isPresent() ? localNextHopInfoData.get() : null;
+ }
+
+ private InstanceIdentifier<Extraroute> getVpnToExtrarouteIdentifier(String vrfId, String ipPrefix) {
+ return InstanceIdentifier.builder(VpnToExtraroute.class)
+ .child(Vpn.class, new VpnKey(vrfId)).child(Extraroute.class,
+ new ExtrarouteKey(ipPrefix)).build();
+ }
+
+ private Extraroute getVpnToExtraroute(String rd, String ipPrefix) {
+ Optional<Extraroute> extraRouteInfo =
+ FibUtil.read(broker, LogicalDatastoreType.OPERATIONAL, getVpnToExtrarouteIdentifier(rd, ipPrefix));
+ return extraRouteInfo.isPresent() ? extraRouteInfo.get() : null;
+
+ }
+
+ private Class<? extends TunnelTypeBase> getTunnelType(String ifName) {
+ try {
+ Future<RpcResult<GetTunnelTypeOutput>> result = interfaceManager.getTunnelType(
+ new GetTunnelTypeInputBuilder().setIntfName(ifName).build());
+ RpcResult<GetTunnelTypeOutput> rpcResult = result.get();
+ if(!rpcResult.isSuccessful()) {
+ LOG.warn("RPC Call to getTunnelInterfaceId returned with Errors {}", rpcResult.getErrors());
+ } else {
+ return rpcResult.getResult().getTunnelType();
+ }
+
+ } catch (InterruptedException | ExecutionException e) {
+ LOG.warn("Exception when getting tunnel interface Id for tunnel type {}", e);
+ }
+
+ return null;
+
+ }
+ private void createRemoteFibEntry(final BigInteger localDpnId, final BigInteger remoteDpnId,
+ final long vpnId, final VrfTablesKey vrfTableKey,
+ final VrfEntry vrfEntry) {
+ String rd = vrfTableKey.getRouteDistinguisher();
+ LOG.debug("adding route " + vrfEntry.getDestPrefix() + " " + rd);
+ /********************************************/
+ String tunnelInterface = resolveAdjacency(localDpnId, remoteDpnId, vpnId, vrfEntry, rd);
+ if(tunnelInterface == null) {
+ LOG.error("Could not get interface for nexthop: {} in vpn {}",
+ vrfEntry.getNextHopAddress(), rd);
+ LOG.warn("Failed to add Route: {} in vpn: {}",
+ vrfEntry.getDestPrefix(), rd);
+ return;
+ }
+ List<ActionInfo> actionInfos = new ArrayList<>();
+ Class<? extends TunnelTypeBase> tunnel_type = getTunnelType(tunnelInterface);
+ if (tunnel_type.equals(TunnelTypeMplsOverGre.class)) {
+ LOG.debug("Push label action for prefix {}", vrfEntry.getDestPrefix());
+ actionInfos.add(new ActionInfo(ActionType.push_mpls, new String[] { null }));
+ actionInfos.add(new ActionInfo(ActionType.set_field_mpls_label, new String[] { Long.toString(vrfEntry.getLabel())}));
+ } else {
+ int label = vrfEntry.getLabel().intValue();
+ BigInteger tunnelId;
+ // FIXME vxlan vni bit set is not working properly with OVS.need to revisit
+ if(tunnel_type.equals(TunnelTypeVxlan.class)) {
+ tunnelId = BigInteger.valueOf(label);
+ } else {
+ tunnelId = BigInteger.valueOf(label);
+ }
+ LOG.debug("adding set tunnel id action for label {}", label);
+ actionInfos.add(new ActionInfo(ActionType.set_field_tunnel_id, new BigInteger[]{
+ tunnelId}));
+ }
+ actionInfos.addAll(nextHopManager.getEgressActionsForInterface(tunnelInterface));
+/*
+ List<ActionInfo> actionInfos = resolveAdjacency(localDpnId, remoteDpnId, vpnId, vrfEntry);
+ if(actionInfos == null) {
+ LOG.error("Could not get nexthop group id for nexthop: {} in vpn {}",
+ vrfEntry.getNextHopAddress(), rd);
+ LOG.warn("Failed to add Route: {} in vpn: {}",
+ vrfEntry.getDestPrefix(), rd);
+ return;
+ }
+ BigInteger dpnId = nextHopManager.getDpnForPrefix(vpnId, vrfEntry.getDestPrefix());
+ if(dpnId == null) {
+ //This route may be extra route... try to query with nexthop Ip
+ LOG.debug("Checking for extra route to install remote fib entry {}", vrfEntry.getDestPrefix());
+ dpnId = nextHopManager.getDpnForPrefix(vpnId, vrfEntry.getNextHopAddress() + "/32");
+ }
+ if(dpnId == null) {
+ LOG.debug("Push label action for prefix {}", vrfEntry.getDestPrefix());
+ actionInfos.add(new ActionInfo(ActionType.push_mpls, new String[] { null }));
+ actionInfos.add(new ActionInfo(ActionType.set_field_mpls_label, new String[] { Long.toString(vrfEntry.getLabel())}));
+ } else {
+ int label = vrfEntry.getLabel().intValue();
+ LOG.debug("adding set tunnel id action for label {}", label);
+ actionInfos.add(new ActionInfo(ActionType.set_field_tunnel_id, new BigInteger[] {
+ MetaDataUtil.getTunnelIdWithValidVniBitAndVniSet(label),
+ MetaDataUtil.METADA_MASK_VALID_TUNNEL_ID_BIT_AND_TUNNEL_ID }));
+ }
+**/
+ makeConnectedRoute(remoteDpnId, vpnId, vrfEntry, rd, actionInfos, NwConstants.ADD_FLOW);
+ LOG.debug(
+ "Successfully added fib entry for " + vrfEntry.getDestPrefix() + " vpnId " + vpnId);
+ }
+
+ private void delIntfFromDpnToVpnList(long vpnId, BigInteger dpnId, String intfName, String rd) {
+ InstanceIdentifier<VpnToDpnList> id = FibUtil.getVpnToDpnListIdentifier(rd, dpnId);
+ Optional<VpnToDpnList> dpnInVpn = FibUtil.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 org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfacesBuilder().setInterfaceName(intfName).build();
+
+ if (vpnInterfaces.remove(currVpnInterface)) {
+ if (vpnInterfaces.isEmpty()) {
+ //FibUtil.delete(broker, LogicalDatastoreType.OPERATIONAL, id);
+ LOG.trace("cleanUpOpDataForFib: cleanUpDpnForVpn: {}, {}", dpnId, vpnId);
+ cleanUpDpnForVpn(dpnId, vpnId, rd);
+ } else {
+ LOG.trace("cleanUpOpDataForFib: delete interface: {} on {}", intfName, dpnId);
+ FibUtil.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 org.opendaylight.yang.gen.v1.urn.opendaylight.l3vpn.rev130911.vpn.instance.op.data.vpn.instance.op.data.entry.vpn.to.dpn.list.VpnInterfacesKey(intfName)));
+ }
+ }
+ }
+ }
+
+ private void cleanUpOpDataForFib(Long vpnId, String rd, final VrfEntry vrfEntry) {
+ /* Get interface info from prefix to interface mapping;
+ Use the interface info to get the corresponding vpn interface op DS entry,
+ remove the adjacency corresponding to this fib entry.
+ If adjacency removed is the last adjacency, clean up the following:
+ - vpn interface from dpntovpn list, dpn if last vpn interface on dpn
+ - prefix to interface entry
+ - vpn interface op DS
+ */
+ Prefixes prefixInfo = getPrefixToInterface(vpnId, vrfEntry.getDestPrefix());
+ boolean extra_route = false;
+ if (prefixInfo == null) {
+ prefixInfo = getPrefixToInterface(vpnId, vrfEntry.getNextHopAddress() + "/32");
+ extra_route = true;
+ }
+ if (prefixInfo == null)
+ return; //Don't have any info for this prefix (shouldn't happen); need to return
+ String ifName = prefixInfo.getVpnInterfaceName();
+ Optional<OpState> opStateData = FibUtil.read(broker, LogicalDatastoreType.OPERATIONAL,
+ FibUtil.getVpnInterfaceOpStateIdentifier(ifName));
+ if(opStateData.isPresent() && !opStateData.get().isStateUp()) {
+ Optional<Adjacencies>
+ optAdjacencies =
+ FibUtil.read(broker, LogicalDatastoreType.OPERATIONAL, FibUtil.getAdjListPath(ifName));
+ int numAdj = 0;
+ if (optAdjacencies.isPresent()) {
+ numAdj = optAdjacencies.get().getAdjacency().size();
+ }
+ LOG.trace("cleanUpOpDataForFib: remove adjacency for prefix: {} {}", vpnId,
+ vrfEntry.getDestPrefix());
+ //remove adjacency corr to prefix
+ FibUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
+ FibUtil.getAdjacencyIdentifier(ifName, vrfEntry.getDestPrefix()));
+
+ if ((numAdj - 1) == 0) { //there are no adjacencies left for this vpn interface, clean up
+ //clean up the vpn interface from DpnToVpn list
+ delIntfFromDpnToVpnList(vpnId, prefixInfo.getDpnId(), ifName, rd);
+ LOG.trace("cleanUpOpDataForFib: Delete prefix to interface and vpnInterface ");
+ FibUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
+ FibUtil.getPrefixToInterfaceIdentifier(
+ vpnId,
+ (extra_route) ? vrfEntry.getNextHopAddress() + "/32"
+ : vrfEntry.getDestPrefix()));
+ FibUtil.delete(broker, LogicalDatastoreType.OPERATIONAL,
+ FibUtil.getVpnInterfaceIdentifier(ifName));
+ }
+ }
+ }
+
+ private void deleteFibEntries(final InstanceIdentifier<VrfEntry> identifier,
+ final VrfEntry vrfEntry) {
+ final VrfTablesKey vrfTableKey = identifier.firstKeyOf(VrfTables.class, VrfTablesKey.class);
+ Preconditions.checkNotNull(vrfTableKey, "VrfTablesKey cannot be null or empty!");
+ Preconditions.checkNotNull(vrfEntry, "VrfEntry cannot be null or empty!");
+
+ VpnInstanceOpDataEntry vpnInstance = getVpnInstance(vrfTableKey.getRouteDistinguisher());
+ Preconditions.checkNotNull(vpnInstance, "Vpn Instance not available!");
+ Collection<VpnToDpnList> vpnToDpnList = vpnInstance.getVpnToDpnList();
+ BigInteger localDpnId = deleteLocalFibEntry(vpnInstance.getVpnId(),
+ vrfTableKey.getRouteDistinguisher(), vrfEntry);
+ if (vpnToDpnList != null) {
+ for (VpnToDpnList curDpn : vpnToDpnList) {
+ if (!curDpn.getDpnId().equals(localDpnId)) {
+ deleteRemoteRoute(localDpnId, curDpn.getDpnId(), vpnInstance.getVpnId(), vrfTableKey, vrfEntry);
+ }
+ }
+ }
+ //The flow/group entry has been deleted from config DS; need to clean up associated operational
+ //DS entries in VPN Op DS, VpnInstanceOpData and PrefixToInterface to complete deletion
+ cleanUpOpDataForFib(vpnInstance.getVpnId(), vrfTableKey.getRouteDistinguisher(), vrfEntry);
}
- private <T extends DataObject> Optional<T> read(LogicalDatastoreType datastoreType,
- InstanceIdentifier<T> path) {
+ public void deleteRemoteRoute(final BigInteger localDpnId, final BigInteger remoteDpnId,
+ final long vpnId, final VrfTablesKey vrfTableKey,
+ final VrfEntry vrfEntry) {
+ LOG.debug("deleting route "+ vrfEntry.getDestPrefix() + " "+vpnId);
+ String rd = vrfTableKey.getRouteDistinguisher();
+ boolean isRemoteRoute = true;
+ if (localDpnId == null) {
+ // localDpnId is not known when clean up happens for last vm for a vpn on a dpn
+ VpnNexthop localNextHopInfo = nextHopManager.getVpnNexthop(vpnId, vrfEntry.getDestPrefix());
+ if(localNextHopInfo == null) {
+ //Is this fib route an extra route? If yes, get the nexthop which would be an adjacency in the vpn
+ Extraroute extra_route = getVpnToExtraroute(rd, vrfEntry.getDestPrefix());
+ if (extra_route != null) {
+ localNextHopInfo = nextHopManager.getVpnNexthop(vpnId, extra_route.getNexthopIp());
+ }
+ }
+ isRemoteRoute = ((localNextHopInfo != null) && (!remoteDpnId.equals(localNextHopInfo.getDpnId())));
+ }
+ if (isRemoteRoute) {
+ makeConnectedRoute(remoteDpnId, vpnId, vrfEntry, rd, null, NwConstants.DEL_FLOW);
+ LOG.debug("Successfully delete fib entry for "+ vrfEntry.getDestPrefix() + " vpnId "+vpnId);
+ } else{
+ LOG.debug("Did not delete fib entry rd: {} =, prefix: {} as it is local to dpn {}", rd, vrfEntry.getDestPrefix(), remoteDpnId);
+ }
+ }
- ReadOnlyTransaction tx = broker.newReadOnlyTransaction();
+ private long getIpAddress(byte[] rawIpAddress) {
+ return (((rawIpAddress[0] & 0xFF) << (3 * 8)) + ((rawIpAddress[1] & 0xFF) << (2 * 8))
+ + ((rawIpAddress[2] & 0xFF) << (1 * 8)) + (rawIpAddress[3] & 0xFF)) & 0xffffffffL;
+ }
- Optional<T> result = Optional.absent();
+ private void makeConnectedRoute(BigInteger dpId, long vpnId, VrfEntry vrfEntry, String rd,
+ List<ActionInfo> actionInfos, int addOrRemove) {
+ LOG.trace("makeConnectedRoute: vrfEntry {}",vrfEntry);
+ String values[] = vrfEntry.getDestPrefix().split("/");
+ String ipAddress = values[0];
+ int prefixLength = (values.length == 1) ? 0 : Integer.parseInt(values[1]);
+ LOG.debug("Adding route to DPN. ip {} masklen {}", ipAddress, prefixLength);
+ InetAddress destPrefix = null;
try {
- result = tx.read(datastoreType, path).get();
- } catch (Exception e) {
- throw new RuntimeException(e);
+ destPrefix = InetAddress.getByName(ipAddress);
+ } catch (UnknownHostException e) {
+ LOG.error("UnknowHostException in addRoute. Failed to add Route for ipPrefix {}", vrfEntry.getDestPrefix());
+ return;
}
- return result;
+ List<MatchInfo> matches = new ArrayList<MatchInfo>();
+
+ matches.add(new MatchInfo(MatchFieldType.metadata, new BigInteger[] {
+ BigInteger.valueOf(vpnId), MetaDataUtil.METADATA_MASK_VRFID }));
+
+ matches.add(new MatchInfo(MatchFieldType.eth_type,
+ new long[] { 0x0800L }));
+
+ if(prefixLength != 0) {
+ matches.add(new MatchInfo(MatchFieldType.ipv4_dst, new long[] {
+ getIpAddress(destPrefix.getAddress()), prefixLength }));
+ }
+
+ List<InstructionInfo> instructions = new ArrayList<InstructionInfo>();
+ if(addOrRemove == NwConstants.ADD_FLOW) {
+ instructions.add(new InstructionInfo(InstructionType.write_actions, actionInfos));
+ }
+
+ String flowRef = getFlowRef(dpId, NwConstants.L3_FIB_TABLE, rd, destPrefix);
+
+ FlowEntity flowEntity;
+
+ int priority = DEFAULT_FIB_FLOW_PRIORITY + prefixLength;
+ flowEntity = MDSALUtil.buildFlowEntity(dpId, NwConstants.L3_FIB_TABLE, flowRef,
+ priority, flowRef, 0, 0,
+ COOKIE_VM_FIB_TABLE, matches, instructions);
+
+ if (addOrRemove == NwConstants.ADD_FLOW) {
+ /* We need to call sync API to install flow so that 2 DS operations on the same object do not
+ * happen at same time. However, MDSALManager's syncInstallFlow takes a delay time (or uses a default one) to wait
+ * for or for notification that operational DS write for flows is done. We do not turn on the stats writing for flows,
+ * so that notification never comes, so we do not need that wait. Sending the lowest value of wait "1 ms" since 0 wait means
+ * wait indefinitely. */
+ mdsalManager.syncInstallFlow(flowEntity, 1);
+ } else {
+ mdsalManager.syncRemoveFlow(flowEntity, 1);
+ }
}
- private InstanceIdentifier<FibEntries> getWildCardPath() {
- return InstanceIdentifier.create(FibEntries.class);
+ private void makeLFibTableEntry(BigInteger dpId, long label, long groupId,
+ String nextHop, int addOrRemove) {
+ List<MatchInfo> matches = new ArrayList<MatchInfo>();
+ matches.add(new MatchInfo(MatchFieldType.eth_type,
+ new long[] { 0x8847L }));
+ matches.add(new MatchInfo(MatchFieldType.mpls_label, new String[]{Long.toString(label)}));
+
+ List<InstructionInfo> instructions = new ArrayList<InstructionInfo>();
+ List<ActionInfo> actionsInfos = new ArrayList<ActionInfo>();
+ actionsInfos.add(new ActionInfo(ActionType.pop_mpls, new String[]{}));
+ actionsInfos.add(new ActionInfo(ActionType.group, new String[] { String.valueOf(groupId) }));
+ instructions.add(new InstructionInfo(InstructionType.write_actions, actionsInfos));
+
+ // Install the flow entry in L3_LFIB_TABLE
+ String flowRef = getFlowRef(dpId, NwConstants.L3_LFIB_TABLE, label, nextHop);
+
+ FlowEntity flowEntity;
+ flowEntity = MDSALUtil.buildFlowEntity(dpId, NwConstants.L3_LFIB_TABLE, flowRef,
+ DEFAULT_FIB_FLOW_PRIORITY, flowRef, 0, 0,
+ COOKIE_VM_LFIB_TABLE, matches, instructions);
+
+ if (addOrRemove == NwConstants.ADD_FLOW) {
+ /* We need to call sync API to install flow so that 2 DS operations on the same object do not
+ * happen at same time. However, MDSALManager's syncInstallFlow takes a delay time (or uses a default one) to wait
+ * for or for notification that operational DS write for flows is done. We do not turn on the stats writing for flows,
+ * so that notification never comes, so we do not need that wait. Sending the lowest value of wait "1 ms" since 0 wait means
+ * wait indefinitely. */
+
+ mdsalManager.syncInstallFlow(flowEntity, 1);
+ } else {
+ mdsalManager.syncRemoveFlow(flowEntity, 1);
+ }
+ LOG.debug("LFIB Entry for dpID {} : label : {} group {} modified successfully {}",dpId, label, groupId );
}
- @Override
- protected void remove(InstanceIdentifier<FibEntries> identifier, FibEntries del) {
- LOG.trace("key: " + identifier + ", value=" + del );
+ private void deleteLocalAdjacency(final BigInteger dpId, final long vpnId, final String ipAddress) {
+ LOG.trace("deleteLocalAdjacency called with dpid {}, vpnId{}, ipAddress {}",dpId, vpnId, ipAddress);
+ try {
+ nextHopManager.removeLocalNextHop(dpId, vpnId, ipAddress);
+ } catch (NullPointerException e) {
+ LOG.trace("", e);
+ }
}
- @Override
- protected void update(InstanceIdentifier<FibEntries> identifier, FibEntries original, FibEntries update) {
- LOG.trace("key: " + identifier + ", original=" + original + ", update=" + update );
+ public void populateFibOnNewDpn(BigInteger dpnId, long vpnId, String rd) {
+ LOG.trace("New dpn {} for vpn {} : populateFibOnNewDpn", dpnId, rd);
+ InstanceIdentifier<VrfTables> id = buildVrfId(rd);
+ Optional<VrfTables> vrfTable = FibUtil.read(broker, LogicalDatastoreType.CONFIGURATION, id);
+ if(vrfTable.isPresent()) {
+ for(VrfEntry vrfEntry : vrfTable.get().getVrfEntry()) {
+ // Passing null as we don't know the dpn
+ // to which prefix is attached at this point
+ createRemoteFibEntry(null, dpnId, vpnId, vrfTable.get().getKey(), vrfEntry);
+ }
+ }
+ }
+
+ public void cleanUpDpnForVpn(BigInteger dpnId, long vpnId, String rd) {
+ LOG.trace("Remove dpn {} for vpn {} : cleanUpDpnForVpn", dpnId, rd);
+ InstanceIdentifier<VrfTables> id = buildVrfId(rd);
+ Optional<VrfTables> vrfTable = FibUtil.read(broker, LogicalDatastoreType.CONFIGURATION, id);
+ if(vrfTable.isPresent()) {
+ for(VrfEntry vrfEntry : vrfTable.get().getVrfEntry()) {
+ // Passing null as we don't know the dpn
+ // to which prefix is attached at this point
+ deleteRemoteRoute(null, dpnId, vpnId, vrfTable.get().getKey(), vrfEntry);
+ }
+ }
+ }
+
+ public static InstanceIdentifier<VrfTables> buildVrfId(String rd) {
+ InstanceIdentifierBuilder<VrfTables> idBuilder =
+ InstanceIdentifier.builder(FibEntries.class).child(VrfTables.class, new VrfTablesKey(rd));
+ InstanceIdentifier<VrfTables> id = idBuilder.build();
+ return id;
+ }
+
+ private String getFlowRef(BigInteger dpnId, short tableId, long label, String nextHop) {
+ return new StringBuilder(64).append(FLOWID_PREFIX).append(dpnId).append(NwConstants.FLOWID_SEPARATOR)
+ .append(tableId).append(NwConstants.FLOWID_SEPARATOR)
+ .append(label).append(NwConstants.FLOWID_SEPARATOR)
+ .append(nextHop).toString();
}
- 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);
+ private String getFlowRef(BigInteger dpnId, short tableId, String rd, InetAddress destPrefix) {
+ return new StringBuilder(64).append(FLOWID_PREFIX).append(dpnId).append(NwConstants.FLOWID_SEPARATOR)
+ .append(tableId).append(NwConstants.FLOWID_SEPARATOR)
+ .append(rd).append(NwConstants.FLOWID_SEPARATOR)
+ .append(destPrefix.getHostAddress()).toString();
}
+
+ protected String resolveAdjacency(final BigInteger localDpnId, final BigInteger remoteDpnId,
+ final long vpnId, final VrfEntry vrfEntry, String rd) {
+ String adjacency = null;
+ boolean staticRoute = false;
+ LOG.trace("resolveAdjacency called with localdpid{} remotedpid {}, vpnId{}, VrfEntry {}", localDpnId, remoteDpnId, vpnId, vrfEntry);
+ try {
+ Extraroute extra_route = getVpnToExtraroute(rd, vrfEntry.getDestPrefix());
+ if(extra_route != null) {
+ staticRoute = true;
+ }
+
+ adjacency =
+ nextHopManager.getRemoteNextHopPointer(localDpnId, remoteDpnId, vpnId,
+ vrfEntry.getDestPrefix(),
+ (staticRoute == true) ? extra_route.getNexthopIp() : vrfEntry.getNextHopAddress());
+ } catch (NullPointerException e) {
+ LOG.trace("", e);
+ }
+ return adjacency;
+ }
+
+ protected VpnInstanceOpDataEntry getVpnInstance(String rd) {
+ InstanceIdentifier<VpnInstanceOpDataEntry> id = InstanceIdentifier.create(VpnInstanceOpData.class).child(
+ VpnInstanceOpDataEntry.class, new VpnInstanceOpDataEntryKey(rd));
+ Optional<VpnInstanceOpDataEntry> vpnInstanceOpData = FibUtil.read(broker, LogicalDatastoreType.OPERATIONAL, id);
+ if(vpnInstanceOpData.isPresent()) {
+ return vpnInstanceOpData.get();
+ }
+ return null;
+ }
+
+ public void processNodeAdd(BigInteger dpnId) {
+ LOG.debug("Received notification to install TableMiss entries for dpn {} ", dpnId);
+ makeTableMissFlow(dpnId, NwConstants.ADD_FLOW);
+ makeL3IntfTblMissFlow(dpnId, NwConstants.ADD_FLOW);
+ }
+
+ private void makeTableMissFlow(BigInteger dpnId, int addOrRemove) {
+ final BigInteger COOKIE_TABLE_MISS = new BigInteger("1030000", 16);
+ // Instruction to goto L3 InterfaceTable
+ List<InstructionInfo> instructions = new ArrayList<InstructionInfo>();
+ instructions.add(new InstructionInfo(InstructionType.goto_table, new long[] { NwConstants.L3_INTERFACE_TABLE }));
+ List<MatchInfo> matches = new ArrayList<MatchInfo>();
+ FlowEntity flowEntityLfib = MDSALUtil.buildFlowEntity(dpnId, NwConstants.L3_LFIB_TABLE,
+ getFlowRef(dpnId, NwConstants.L3_LFIB_TABLE, NwConstants.TABLE_MISS_FLOW),
+ NwConstants.TABLE_MISS_PRIORITY, "Table Miss", 0, 0, COOKIE_TABLE_MISS, matches, instructions);
+
+ FlowEntity flowEntityFib = MDSALUtil.buildFlowEntity(dpnId,NwConstants.L3_FIB_TABLE, getFlowRef(dpnId, NwConstants.L3_FIB_TABLE, NwConstants.TABLE_MISS_FLOW),
+ NwConstants.TABLE_MISS_PRIORITY, "FIB Table Miss Flow", 0, 0, COOKIE_VM_FIB_TABLE,
+ matches, instructions);
+
+ if (addOrRemove == NwConstants.ADD_FLOW) {
+ LOG.debug("Invoking MDSAL to install Table Miss Entries");
+ mdsalManager.installFlow(flowEntityLfib);
+ mdsalManager.installFlow(flowEntityFib);
+ } else {
+ mdsalManager.removeFlow(flowEntityLfib);
+ mdsalManager.removeFlow(flowEntityFib);
+
+ }
+ }
+
+ private String getFlowRef(BigInteger dpnId, short tableId, int tableMiss) {
+ return new StringBuffer().append(FLOWID_PREFIX).append(dpnId).append(NwConstants.FLOWID_SEPARATOR)
+ .append(tableId).append(NwConstants.FLOWID_SEPARATOR).append(tableMiss)
+ .append(FLOWID_PREFIX).toString();
+ }
+
+ /*
+ * Install flow entry in protocol table to forward mpls
+ * coming through gre tunnel to LFIB table.
+ */
+ private void makeProtocolTableFlow(BigInteger dpnId, int addOrRemove) {
+ final BigInteger COOKIE_PROTOCOL_TABLE = new BigInteger("1070000", 16);
+ // Instruction to goto L3 InterfaceTable
+ List<InstructionInfo> instructions = new ArrayList<>();
+ instructions.add(new InstructionInfo(InstructionType.goto_table, new long[] {NwConstants.L3_LFIB_TABLE}));
+ List<MatchInfo> matches = new ArrayList<MatchInfo>();
+ matches.add(new MatchInfo(MatchFieldType.eth_type,
+ new long[] { 0x8847L }));
+ FlowEntity flowEntityToLfib = MDSALUtil.buildFlowEntity(dpnId, NwConstants.L3_PROTOCOL_TABLE,
+ getFlowRef(dpnId, NwConstants.L3_PROTOCOL_TABLE,
+ NwConstants.L3_LFIB_TABLE),
+ DEFAULT_FIB_FLOW_PRIORITY,
+ "Protocol Table For LFIB",
+ 0, 0,
+ COOKIE_PROTOCOL_TABLE,
+ matches, instructions);
+
+ if (addOrRemove == NwConstants.ADD_FLOW) {
+ LOG.debug("Invoking MDSAL to install Protocol Entries for dpn {}", dpnId);
+ mdsalManager.installFlow(flowEntityToLfib);
+ } else {
+ mdsalManager.removeFlow(flowEntityToLfib);
+ }
+ }
+
+ public List<String> printFibEntries() {
+ List<String> result = new ArrayList<String>();
+ result.add(String.format(" %-7s %-20s %-20s %-7s", "RD", "Prefix", "Nexthop", "Label"));
+ result.add("-------------------------------------------------------------------");
+ InstanceIdentifier<FibEntries> id = InstanceIdentifier.create(FibEntries.class);
+ Optional<FibEntries> fibEntries = FibUtil.read(broker, LogicalDatastoreType.CONFIGURATION, id);
+ if (fibEntries.isPresent()) {
+ List<VrfTables> vrfTables = fibEntries.get().getVrfTables();
+ for (VrfTables vrfTable : vrfTables) {
+ for (VrfEntry vrfEntry : vrfTable.getVrfEntry()) {
+ result.add(String.format(" %-7s %-20s %-20s %-7s", vrfTable.getRouteDistinguisher(),
+ vrfEntry.getDestPrefix(), vrfEntry.getNextHopAddress(), vrfEntry.getLabel()));
+ }
+ }
+ }
+ return result;
+ }
+
+ private void makeL3IntfTblMissFlow(BigInteger dpnId, int addOrRemove) {
+ List<InstructionInfo> instructions = new ArrayList<InstructionInfo>();
+ List<MatchInfo> matches = new ArrayList<MatchInfo>();
+ final BigInteger COOKIE_TABLE_MISS = new BigInteger("1030000", 16);
+ // Instruction to clear metadata except SI and LportTag bits
+ instructions.add(new InstructionInfo(InstructionType.write_metadata, new BigInteger[] {
+ CLEAR_METADATA, METADATA_MASK_CLEAR }));
+ // Instruction to clear action
+ instructions.add(new InstructionInfo(InstructionType.clear_actions));
+ // Instruction to goto L3 InterfaceTable
+
+ instructions.add(new InstructionInfo(InstructionType.goto_table, new long[] { NwConstants.LPORT_DISPATCHER_TABLE }));
+
+ FlowEntity flowEntityL3Intf = MDSALUtil.buildFlowEntity(dpnId, NwConstants.L3_INTERFACE_TABLE,
+ getFlowRef(dpnId, NwConstants.L3_INTERFACE_TABLE, NwConstants.TABLE_MISS_FLOW),
+ NwConstants.TABLE_MISS_PRIORITY, "L3 Interface Table Miss", 0, 0, COOKIE_TABLE_MISS, matches, instructions);
+ if (addOrRemove == NwConstants.ADD_FLOW) {
+ LOG.info("Invoking MDSAL to install L3 interface Table Miss Entries");
+ mdsalManager.installFlow(flowEntityL3Intf);
+ } else {
+ mdsalManager.removeFlow(flowEntityL3Intf);
+ }
+ }
+
}