interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/rpcservice/InterfaceManagerRpcService.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.vpnservice.interfacemgr.rpcservice;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.util.concurrent.FutureCallback;
  13 import com.google.common.util.concurrent.Futures;
  14 import com.google.common.util.concurrent.ListenableFuture;
  15 import com.google.common.util.concurrent.SettableFuture;
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.vpnservice.interfacemgr.IfmConstants;
  20 import org.opendaylight.vpnservice.interfacemgr.IfmUtil;
  21 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceManagerCommonUtils;
  22 import org.opendaylight.vpnservice.interfacemgr.commons.InterfaceMetaUtils;
  23 import org.opendaylight.vpnservice.mdsalutil.*;
  24 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.L2vlan;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev140508.Tunnel;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.InterfaceType;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfL2vlan;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.list.Action;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.instruction.list.Instruction;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.IfIndexesInterfaceMap;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._if.indexes._interface.map.IfIndexInterface;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007._if.indexes._interface.map.IfIndexInterfaceKey;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.BridgeEntry;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.BridgeEntryKey;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.meta.rev151007.bridge._interface.info.bridge.entry.BridgeInterfaceEntry;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.IfTunnel;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.ParentRefs;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeBase;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rev150331.TunnelTypeMplsOverGre;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.*;
  46 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  47 import org.opendaylight.yangtools.yang.common.RpcError;
  48 import org.opendaylight.yangtools.yang.common.RpcResult;
  49 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  50 import org.slf4j.Logger;
  51 import org.slf4j.LoggerFactory;
  52
  53 import java.math.BigInteger;
  54 import java.util.ArrayList;
  55 import java.util.Arrays;
  56 import java.util.List;
  57 import java.util.concurrent.Future;
  58
  59 public class InterfaceManagerRpcService implements OdlInterfaceRpcService {
  60     private static final Logger LOG = LoggerFactory.getLogger(InterfaceManagerRpcService.class);
  61     DataBroker dataBroker;
  62     IMdsalApiManager mdsalMgr;
  63     public InterfaceManagerRpcService(DataBroker dataBroker, IMdsalApiManager mdsalMgr) {
  64         this.dataBroker = dataBroker;
  65         this.mdsalMgr = mdsalMgr;
  66     }
  67
  68     @Override
  69     public Future<RpcResult<GetDpidFromInterfaceOutput>> getDpidFromInterface(GetDpidFromInterfaceInput input) {
  70         String interfaceName = input.getIntfName();
  71         RpcResultBuilder<GetDpidFromInterfaceOutput> rpcResultBuilder;
  72         try {
  73             BigInteger dpId = null;
  74             InterfaceKey interfaceKey = new InterfaceKey(interfaceName);
  75             Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
  76             if (Tunnel.class.equals(interfaceInfo.getType())) {
  77                 ParentRefs parentRefs = interfaceInfo.getAugmentation(ParentRefs.class);
  78                 dpId = parentRefs.getDatapathNodeIdentifier();
  79             } else {
  80                 org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
  81                         InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceName, dataBroker);
  82                 String lowerLayerIf = ifState.getLowerLayerIf().get(0);
  83                 NodeConnectorId nodeConnectorId = new NodeConnectorId(lowerLayerIf);
  84                 dpId = new BigInteger(IfmUtil.getDpnFromNodeConnectorId(nodeConnectorId));
  85             }
  86             GetDpidFromInterfaceOutputBuilder output = new GetDpidFromInterfaceOutputBuilder().setDpid(
  87                     (dpId));
  88             rpcResultBuilder = RpcResultBuilder.success();
  89             rpcResultBuilder.withResult(output.build());
  90         } catch (Exception e) {
  91             LOG.error("Retrieval of datapath id for the key {} failed due to {}", interfaceName, e);
  92             rpcResultBuilder = RpcResultBuilder.failed();
  93         }
  94         return Futures.immediateFuture(rpcResultBuilder.build());
  95     }
  96
  97     @Override
  98     public Future<RpcResult<Void>> createTerminatingServiceActions(final CreateTerminatingServiceActionsInput input) {
  99         final SettableFuture<RpcResult<Void>> result = SettableFuture.create();
 100         try{
 101             LOG.info("create terminatingServiceAction on DpnId = {} for tunnel-key {}", input.getDpid() , input.getTunnelKey());
 102             Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(new InterfaceKey(input.getInterfaceName()),dataBroker);
 103             IfTunnel tunnelInfo = interfaceInfo.getAugmentation(IfTunnel.class);
 104             if(tunnelInfo != null) {
 105                 ListenableFuture<Void> installFlowResult = (tunnelInfo.getTunnelInterfaceType().isAssignableFrom(TunnelTypeMplsOverGre.class)) ?
 106                         makeLFIBFlow(input.getDpid(),input.getTunnelKey(), input.getInstruction(), NwConstants.ADD_FLOW) :
 107                         makeTerminatingServiceFlow(tunnelInfo, input.getDpid(), input.getTunnelKey(), input.getInstruction(), NwConstants.ADD_FLOW);
 108                 Futures.addCallback(installFlowResult, new FutureCallback<Void>(){
 109
 110                     @Override
 111                     public void onSuccess(Void aVoid) {
 112                         result.set(RpcResultBuilder.<Void>success().build());
 113                     }
 114
 115                     @Override
 116                     public void onFailure(Throwable error) {
 117                         String msg = String.format("Unable to install terminating service flow for %s", input.getInterfaceName());
 118                         LOG.error("create terminating service actions failed. {}. {}", msg, error);
 119                         result.set(RpcResultBuilder.<Void>failed().withError(RpcError.ErrorType.APPLICATION, msg, error).build());
 120                     }
 121                 });
 122                 result.set(RpcResultBuilder.<Void>success().build());
 123             } else {
 124                 String msg = String.format("Terminating Service Actions cannot be created for a non-tunnel interface %s",input.getInterfaceName());
 125                 LOG.error(msg);
 126                 result.set(RpcResultBuilder.<Void>failed().withError(RpcError.ErrorType.APPLICATION, msg).build());
 127             }
 128         }catch(Exception e){
 129             String msg = String.format("create Terminating Service Actions for %s failed",input.getInterfaceName());
 130             LOG.error("create Terminating Service Actions for {} failed due to {}" ,input.getDpid(), e);
 131             result.set(RpcResultBuilder.<Void>failed().withError(RpcError.ErrorType.APPLICATION, msg, e.getMessage()).build());
 132         }
 133         return result;
 134     }
 135
 136     @Override
 137     public Future<RpcResult<Void>> removeTerminatingServiceActions(final RemoveTerminatingServiceActionsInput input) {
 138         final SettableFuture<RpcResult<Void>> result = SettableFuture.create();
 139         try{
 140             WriteTransaction t = dataBroker.newWriteOnlyTransaction();
 141             LOG.info("remove terminatingServiceAction on DpnId = {} for tunnel-key {}", input.getDpid() , input.getTunnelKey());
 142
 143             Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(new InterfaceKey(input.getInterfaceName()),dataBroker);
 144             IfTunnel tunnelInfo = interfaceInfo.getAugmentation(IfTunnel.class);
 145             if(tunnelInfo != null) {
 146                 ListenableFuture<Void> removeFlowResult = (tunnelInfo.getTunnelInterfaceType().isAssignableFrom(TunnelTypeMplsOverGre.class)) ?
 147                         makeLFIBFlow(input.getDpid(),input.getTunnelKey(), null, NwConstants.DEL_FLOW) :
 148                         makeTerminatingServiceFlow(tunnelInfo, input.getDpid(), input.getTunnelKey(), null, NwConstants.DEL_FLOW);
 149                 Futures.addCallback(removeFlowResult, new FutureCallback<Void>(){
 150
 151                     @Override
 152                     public void onSuccess(Void aVoid) {
 153                         result.set(RpcResultBuilder.<Void>success().build());
 154                     }
 155
 156                     @Override
 157                     public void onFailure(Throwable error) {
 158                         String msg = String.format("Unable to install terminating service flow %s", input.getInterfaceName());
 159                         LOG.error("create terminating service actions failed. {}. {}", msg, error);
 160                         result.set(RpcResultBuilder.<Void>failed().withError(RpcError.ErrorType.APPLICATION, msg, error).build());
 161                     }
 162                 });
 163                 result.set(RpcResultBuilder.<Void>success().build());
 164             } else {
 165                 String msg = String.format("Terminating Service Actions cannot be removed for a non-tunnel interface %s",
 166                         input.getInterfaceName());
 167                 LOG.error(msg);
 168                 result.set(RpcResultBuilder.<Void>failed().withError(RpcError.ErrorType.APPLICATION, msg).build());
 169             }
 170         }catch(Exception e){
 171             LOG.error("Remove Terminating Service Actions for {} failed due to {}" ,input.getDpid(), e);
 172             String msg = String.format("Remove Terminating Service Actions for %d failed.", input.getDpid());
 173             result.set(RpcResultBuilder.<Void>failed().withError(RpcError.ErrorType.APPLICATION, msg, e.getMessage()).build());
 174         }
 175         return result;
 176     }
 177
 178     @Override
 179     public Future<RpcResult<GetEndpointIpForDpnOutput>> getEndpointIpForDpn(GetEndpointIpForDpnInput input) {
 180         RpcResultBuilder<GetEndpointIpForDpnOutput> rpcResultBuilder;
 181         try {
 182             BridgeEntryKey bridgeEntryKey = new BridgeEntryKey(input.getDpid());
 183             InstanceIdentifier<BridgeEntry> bridgeEntryInstanceIdentifier =
 184                     InterfaceMetaUtils.getBridgeEntryIdentifier(bridgeEntryKey);
 185             BridgeEntry bridgeEntry =
 186                     InterfaceMetaUtils.getBridgeEntryFromConfigDS(bridgeEntryInstanceIdentifier,
 187                             dataBroker);
 188             // local ip of any of the bridge interface entry will be the dpn end point ip
 189             BridgeInterfaceEntry bridgeInterfaceEntry = bridgeEntry.getBridgeInterfaceEntry().get(0);
 190             InterfaceKey interfaceKey = new InterfaceKey(bridgeInterfaceEntry.getInterfaceName());
 191             Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
 192             IfTunnel tunnel = interfaceInfo.getAugmentation(IfTunnel.class);
 193             GetEndpointIpForDpnOutputBuilder endpointIpForDpnOutput = new GetEndpointIpForDpnOutputBuilder().setLocalIps(Arrays.asList(tunnel.getTunnelSource()));
 194             rpcResultBuilder = RpcResultBuilder.success();
 195             rpcResultBuilder.withResult(endpointIpForDpnOutput.build());
 196         }catch(Exception e){
 197             LOG.error("Retrieval of endpoint of for dpn {} failed due to {}" ,input.getDpid(), e);
 198             rpcResultBuilder = RpcResultBuilder.failed();
 199         }
 200         return Futures.immediateFuture(rpcResultBuilder.build());
 201     }
 202
 203     @Override
 204     public Future<RpcResult<GetEgressInstructionsForInterfaceOutput>> getEgressInstructionsForInterface(GetEgressInstructionsForInterfaceInput input) {
 205         RpcResultBuilder<GetEgressInstructionsForInterfaceOutput> rpcResultBuilder;
 206         try {
 207             List<InstructionInfo> instructionInfo = new ArrayList<InstructionInfo>();
 208             List<ActionInfo> actionInfo = IfmUtil.getEgressActionInfosForInterface(input.getIntfName(), 0, dataBroker);
 209             instructionInfo.add(new InstructionInfo(InstructionType.write_actions, actionInfo));
 210                     GetEgressInstructionsForInterfaceOutputBuilder output = new GetEgressInstructionsForInterfaceOutputBuilder().
 211                     setInstruction(buildInstructions(instructionInfo));
 212             rpcResultBuilder = RpcResultBuilder.success();
 213             rpcResultBuilder.withResult(output.build());
 214         }catch(Exception e){
 215             LOG.error("Retrieval of egress actions for the key {} failed due to {}" ,input.getIntfName(), e);
 216             rpcResultBuilder = RpcResultBuilder.failed();
 217         }
 218         return Futures.immediateFuture(rpcResultBuilder.build());
 219     }
 220
 221     @Override
 222     public Future<RpcResult<GetInterfaceTypeOutput>> getInterfaceType(GetInterfaceTypeInput input) {
 223         String interfaceName = input.getIntfName();
 224         RpcResultBuilder<GetInterfaceTypeOutput> rpcResultBuilder;
 225         try {
 226             InterfaceKey interfaceKey = new InterfaceKey(interfaceName);
 227             Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
 228
 229             GetInterfaceTypeOutputBuilder output = new GetInterfaceTypeOutputBuilder().setInterfaceType(interfaceInfo.getType());
 230             rpcResultBuilder = RpcResultBuilder.success();
 231             rpcResultBuilder.withResult(output.build());
 232         } catch (Exception e) {
 233             LOG.error("Retrieval of interface type for the key {} failed due to {}", interfaceName, e);
 234             rpcResultBuilder = RpcResultBuilder.failed();
 235         }
 236         return Futures.immediateFuture(rpcResultBuilder.build());
 237     }
 238
 239     @Override
 240     public Future<RpcResult<GetTunnelTypeOutput>> getTunnelType(GetTunnelTypeInput input) {
 241         String interfaceName = input.getIntfName();
 242         RpcResultBuilder<GetTunnelTypeOutput> rpcResultBuilder;
 243         try {
 244             InterfaceKey interfaceKey = new InterfaceKey(interfaceName);
 245             Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(interfaceKey, dataBroker);
 246
 247             if (Tunnel.class.equals(interfaceInfo.getType())) {
 248                 IfTunnel tnl = interfaceInfo.getAugmentation(IfTunnel.class);
 249                 Class <? extends TunnelTypeBase> tun_type = tnl.getTunnelInterfaceType();
 250                 GetTunnelTypeOutputBuilder output = new GetTunnelTypeOutputBuilder().setTunnelType(tun_type);
 251                 rpcResultBuilder = RpcResultBuilder.success();
 252                 rpcResultBuilder.withResult(output.build());
 253             } else {
 254                 LOG.error("Retrieval of interface type for the key {} failed", interfaceName);
 255                 rpcResultBuilder = RpcResultBuilder.failed();
 256             }
 257         } catch (Exception e) {
 258             LOG.error("Retrieval of interface type for the key {} failed due to {}", interfaceName, e);
 259             rpcResultBuilder = RpcResultBuilder.failed();
 260         }
 261         return Futures.immediateFuture(rpcResultBuilder.build());
 262     }
 263
 264     @Override
 265     public Future<RpcResult<GetEgressActionsForInterfaceOutput>> getEgressActionsForInterface(GetEgressActionsForInterfaceInput input) {
 266         RpcResultBuilder<GetEgressActionsForInterfaceOutput> rpcResultBuilder;
 267         try {
 268             List<Action> actionsList = IfmUtil.getEgressActionsForInterface(input.getIntfName(), dataBroker);
 269             GetEgressActionsForInterfaceOutputBuilder output = new GetEgressActionsForInterfaceOutputBuilder().
 270                     setAction(actionsList);
 271             rpcResultBuilder = RpcResultBuilder.success();
 272             rpcResultBuilder.withResult(output.build());
 273         }catch(Exception e){
 274             LOG.error("Retrieval of egress actions for the key {} failed due to {}" ,input.getIntfName(), e);
 275             rpcResultBuilder = RpcResultBuilder.failed();
 276         }
 277         return Futures.immediateFuture(rpcResultBuilder.build());
 278     }
 279
 280     @Override
 281     public Future<RpcResult<GetEgressActionsOutput>> getEgressActions(GetEgressActionsInput input) {
 282         RpcResultBuilder<GetEgressActionsOutput> rpcResultBuilder;
 283         try {
 284             List<Action> actionsList = IfmUtil.getEgressActions(input.getIntfName(), input.getServiceTag(), dataBroker);
 285             GetEgressActionsOutputBuilder output = new GetEgressActionsOutputBuilder().
 286                     setAction(actionsList);
 287             rpcResultBuilder = RpcResultBuilder.success();
 288             rpcResultBuilder.withResult(output.build());
 289         }catch(Exception e){
 290             LOG.error("Retrieval of egress actions for the key {} failed due to {}" ,input.getIntfName(), e);
 291             rpcResultBuilder = RpcResultBuilder.failed();
 292         }
 293         return Futures.immediateFuture(rpcResultBuilder.build());
 294     }
 295
 296     @Override
 297     public Future<RpcResult<GetPortFromInterfaceOutput>> getPortFromInterface(GetPortFromInterfaceInput input) {
 298         RpcResultBuilder<GetPortFromInterfaceOutput> rpcResultBuilder;
 299         String interfaceName = input.getIntfName();
 300         try {
 301             BigInteger dpId = null;
 302             long portNo = 0;
 303             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
 304                         InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceName, dataBroker);
 305             String lowerLayerIf = ifState.getLowerLayerIf().get(0);
 306             NodeConnectorId nodeConnectorId = new NodeConnectorId(lowerLayerIf);
 307             dpId = new BigInteger(IfmUtil.getDpnFromNodeConnectorId(nodeConnectorId));
 308             portNo = Long.valueOf(IfmUtil.getPortNoFromNodeConnectorId(nodeConnectorId));
 309             // FIXME Assuming portName and interfaceName are same
 310             GetPortFromInterfaceOutputBuilder output = new GetPortFromInterfaceOutputBuilder().setDpid(dpId).
 311                     setPortname(interfaceName).setPortno(Long.valueOf(portNo));
 312             rpcResultBuilder = RpcResultBuilder.success();
 313             rpcResultBuilder.withResult(output.build());
 314         }catch(Exception e){
 315             LOG.error("Retrieval of lport tag for the key {} failed due to {}" ,input.getIntfName(), e);
 316             rpcResultBuilder = RpcResultBuilder.failed();
 317         }
 318         return Futures.immediateFuture(rpcResultBuilder.build());
 319     }
 320
 321     @Override
 322     public Future<RpcResult<GetNodeconnectorIdFromInterfaceOutput>> getNodeconnectorIdFromInterface(GetNodeconnectorIdFromInterfaceInput input) {
 323         String interfaceName = input.getIntfName();
 324         RpcResultBuilder<GetNodeconnectorIdFromInterfaceOutput> rpcResultBuilder;
 325         try {
 326             org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
 327                     InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceName, dataBroker);
 328             String lowerLayerIf = ifState.getLowerLayerIf().get(0);
 329             NodeConnectorId nodeConnectorId = new NodeConnectorId(lowerLayerIf);
 330
 331             GetNodeconnectorIdFromInterfaceOutputBuilder output = new GetNodeconnectorIdFromInterfaceOutputBuilder().setNodeconnectorId(nodeConnectorId);
 332             rpcResultBuilder = RpcResultBuilder.success();
 333             rpcResultBuilder.withResult(output.build());
 334         } catch (Exception e) {
 335             LOG.error("Retrieval of nodeconnector id for the key {} failed due to {}", interfaceName, e);
 336             rpcResultBuilder = RpcResultBuilder.failed();
 337         }
 338         return Futures.immediateFuture(rpcResultBuilder.build());
 339     }
 340
 341     @Override
 342     public Future<RpcResult<GetInterfaceFromIfIndexOutput>> getInterfaceFromIfIndex(GetInterfaceFromIfIndexInput input) {
 343         Integer ifIndex = input.getIfIndex();
 344         RpcResultBuilder<GetInterfaceFromIfIndexOutput> rpcResultBuilder = null;
 345         try {
 346             InstanceIdentifier<IfIndexInterface> id = InstanceIdentifier.builder(IfIndexesInterfaceMap.class).child(IfIndexInterface.class, new IfIndexInterfaceKey(ifIndex)).build();
 347             Optional<IfIndexInterface> ifIndexesInterface = IfmUtil.read(LogicalDatastoreType.OPERATIONAL, id, dataBroker);
 348             if(ifIndexesInterface.isPresent()) {
 349                 String interfaceName = ifIndexesInterface.get().getInterfaceName();
 350                 GetInterfaceFromIfIndexOutputBuilder output = new GetInterfaceFromIfIndexOutputBuilder().setInterfaceName(interfaceName);
 351                 rpcResultBuilder = RpcResultBuilder.success();
 352                 rpcResultBuilder.withResult(output.build());
 353             }
 354         } catch (Exception e) {
 355             LOG.error("Retrieval of interfaceName for the key {} failed due to {}", ifIndex, e);
 356             rpcResultBuilder = RpcResultBuilder.failed();
 357         }
 358         return Futures.immediateFuture(rpcResultBuilder.build());
 359     }
 360
 361     public List<ActionInfo> getEgressActionInfosForInterface(String interfaceName) {
 362         Interface interfaceInfo = InterfaceManagerCommonUtils.getInterfaceFromConfigDS(new InterfaceKey(interfaceName),
 363                 dataBroker);
 364         List<ActionInfo> listActionInfo = new ArrayList<ActionInfo>();
 365         org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface ifState =
 366                 InterfaceManagerCommonUtils.getInterfaceStateFromOperDS(interfaceName, dataBroker);
 367         if(ifState != null) {
 368             String lowerLayerIf = ifState.getLowerLayerIf().get(0);
 369             NodeConnectorId nodeConnectorId = new NodeConnectorId(lowerLayerIf);
 370             String portNo = IfmUtil.getPortNoFromNodeConnectorId(nodeConnectorId);
 371             Class<? extends InterfaceType> ifType = interfaceInfo.getType();
 372             if (L2vlan.class.equals(ifType)) {
 373                 IfL2vlan vlanIface = interfaceInfo.getAugmentation(IfL2vlan.class);
 374                 LOG.trace("L2Vlan: {}", vlanIface);
 375                 long vlanVid = 0;
 376                 boolean isVlanTransparent = false;
 377                 if (vlanIface != null) {
 378                     vlanVid = vlanIface.getVlanId() == null ? 0 : vlanIface.getVlanId().getValue();
 379                     isVlanTransparent = vlanIface.getL2vlanMode() == IfL2vlan.L2vlanMode.Transparent;
 380                 }
 381                 if (vlanVid != 0 && !isVlanTransparent) {
 382                     listActionInfo.add(new ActionInfo(ActionType.push_vlan, new String[]{}));
 383                     listActionInfo.add(new ActionInfo(ActionType.set_field_vlan_vid,
 384                             new String[]{Long.toString(vlanVid)}));
 385                 }
 386                 listActionInfo.add(new ActionInfo(ActionType.output, new String[]{portNo}));
 387             } else if (Tunnel.class.equals(ifType)) {
 388                 listActionInfo.add(new ActionInfo(ActionType.output, new String[]{portNo}));
 389             }
 390         }
 391         return listActionInfo;
 392     }
 393
 394     public List<Action> getEgressActionsForInterface(String interfaceName) {
 395             List<ActionInfo> listActionInfo = getEgressActionInfosForInterface(interfaceName);
 396             List<Action> actionsList = new ArrayList<>();
 397             for (ActionInfo actionInfo : listActionInfo) {
 398                 actionsList.add(actionInfo.buildAction());
 399             }
 400             return actionsList;
 401     }
 402
 403     protected static List<Instruction> buildInstructions(List<InstructionInfo> listInstructionInfo) {
 404         if (listInstructionInfo != null) {
 405             List<Instruction> instructions = new ArrayList<Instruction>();
 406             int instructionKey = 0;
 407
 408             for (InstructionInfo instructionInfo : listInstructionInfo) {
 409                 instructions.add(instructionInfo.buildInstruction(instructionKey));
 410                 instructionKey++;
 411             }
 412             return instructions;
 413         }
 414
 415         return null;
 416     }
 417
 418     private ListenableFuture<Void> makeTerminatingServiceFlow(IfTunnel tunnelInfo, BigInteger dpnId, BigInteger tunnelKey, List<Instruction> instruction, int addOrRemove) {
 419         List<MatchInfo> mkMatches = new ArrayList<MatchInfo>();
 420         mkMatches.add(new MatchInfo(MatchFieldType.tunnel_id, new BigInteger[] {tunnelKey}));
 421         short tableId = tunnelInfo.isInternal() ? NwConstants.INTERNAL_TUNNEL_TABLE :
 422                 NwConstants.EXTERNAL_TUNNEL_TABLE;
 423         final String flowRef = getFlowRef(dpnId,tableId, tunnelKey);
 424         Flow terminatingSerFlow = MDSALUtil.buildFlowNew(tableId, flowRef,
 425                 5, "TST Flow Entry", 0, 0,
 426                 IfmConstants.TUNNEL_TABLE_COOKIE.add(tunnelKey), mkMatches, instruction);
 427         if (addOrRemove == NwConstants.ADD_FLOW) {
 428             return mdsalMgr.installFlow(dpnId, terminatingSerFlow);
 429         }
 430
 431         return mdsalMgr.removeFlow(dpnId, terminatingSerFlow);
 432     }
 433
 434     private ListenableFuture<Void> makeLFIBFlow(BigInteger dpnId, BigInteger tunnelKey, List<Instruction> instruction, int addOrRemove) {
 435         List<MatchInfo> mkMatches = new ArrayList<MatchInfo>();
 436         mkMatches.add(new MatchInfo(MatchFieldType.eth_type,
 437                 new long[]{0x8847L}));
 438         mkMatches.add(new MatchInfo(MatchFieldType.mpls_label, new String[]{Long.toString(tunnelKey.longValue())}));
 439         // Install the flow entry in L3_LFIB_TABLE
 440         String flowRef = getFlowRef(dpnId, NwConstants.L3_LFIB_TABLE, tunnelKey);
 441
 442         Flow lfibFlow = MDSALUtil.buildFlowNew(NwConstants.L3_LFIB_TABLE, flowRef,
 443                 IfmConstants.DEFAULT_FLOW_PRIORITY, "LFIB Entry", 0, 0,
 444                 IfmConstants.COOKIE_VM_LFIB_TABLE, mkMatches, instruction);
 445         if (addOrRemove == NwConstants.ADD_FLOW) {
 446             return mdsalMgr.installFlow(dpnId, lfibFlow);
 447         }
 448         return mdsalMgr.removeFlow(dpnId, lfibFlow);
 449     }
 450
 451     private String getFlowRef(BigInteger dpnId, short tableId, BigInteger tunnelKey) {
 452         return new StringBuffer().append(IfmConstants.TUNNEL_TABLE_FLOWID_PREFIX).append(dpnId).append(NwConstants.FLOWID_SEPARATOR)
 453                 .append(tableId).append(NwConstants.FLOWID_SEPARATOR).append(tunnelKey).toString();
 454     }
 455 }