tapi/src/main/java/org/opendaylight/transportpce/tapi/topology/TapiNetworkUtilsImpl.java

   1 /*
   2  * Copyright © 2021 Nokia, Inc. 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 package org.opendaylight.transportpce.tapi.topology;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.nio.charset.Charset;
  12 import java.util.List;
  13 import java.util.Map;
  14 import java.util.UUID;
  15 import java.util.concurrent.ExecutionException;
  16 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  17 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
  18 import org.opendaylight.transportpce.tapi.TapiStringConstants;
  19 import org.opendaylight.transportpce.tapi.utils.TapiLink;
  20 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.DeleteTapiLinkInput;
  21 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.DeleteTapiLinkOutput;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.DeleteTapiLinkOutputBuilder;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.InitRoadmRoadmTapiLinkInput;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.InitRoadmRoadmTapiLinkOutput;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.InitRoadmRoadmTapiLinkOutputBuilder;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.InitXpdrRdmTapiLinkInput;
  27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.InitXpdrRdmTapiLinkOutput;
  28 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.InitXpdrRdmTapiLinkOutputBuilder;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.tapinetworkutils.rev210408.TransportpceTapinetworkutilsService;
  30 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.Context;
  31 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.LayerProtocolName;
  32 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.common.rev181210.Uuid;
  33 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.Context1;
  34 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.context.TopologyContext;
  35 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.Link;
  36 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.LinkKey;
  37 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.Topology;
  38 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.TopologyBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.onf.otcc.yang.tapi.topology.rev181210.topology.context.TopologyKey;
  40 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  41 import org.opendaylight.yangtools.yang.common.RpcError;
  42 import org.opendaylight.yangtools.yang.common.RpcResult;
  43 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 public class TapiNetworkUtilsImpl implements TransportpceTapinetworkutilsService {
  48
  49     private static final Logger LOG = LoggerFactory.getLogger(TapiNetworkUtilsImpl.class);
  50     private final Uuid tapiTopoUuid = new Uuid(UUID.nameUUIDFromBytes(TapiStringConstants.T0_FULL_MULTILAYER
  51             .getBytes(Charset.forName("UTF-8"))).toString());
  52     private final NetworkTransactionService networkTransactionService;
  53     private final TapiLink tapiLink;
  54
  55     public TapiNetworkUtilsImpl(NetworkTransactionService networkTransactionService, TapiLink tapiLink) {
  56         this.networkTransactionService = networkTransactionService;
  57         this.tapiLink = tapiLink;
  58     }
  59
  60     @Override
  61     public ListenableFuture<RpcResult<InitRoadmRoadmTapiLinkOutput>> initRoadmRoadmTapiLink(
  62             InitRoadmRoadmTapiLinkInput input) {
  63         // TODO --> need to check if the nodes and neps exist in the topology
  64         String sourceNode = input.getRdmANode();
  65         String sourceTp = input.getDegATp();
  66         String destNode = input.getRdmZNode();
  67         String destTp = input.getDegZTp();
  68         Link link = this.tapiLink.createTapiLink(sourceNode, sourceTp, destNode, destTp,
  69             TapiStringConstants.OMS_RDM_RDM_LINK, TapiStringConstants.PHTNC_MEDIA, TapiStringConstants.PHTNC_MEDIA,
  70             TapiStringConstants.PHTNC_MEDIA, TapiStringConstants.PHTNC_MEDIA,
  71             this.tapiLink.getAdminState(sourceNode, sourceTp, destNode, destTp),
  72             this.tapiLink.getOperState(sourceNode, sourceTp, destNode, destTp),
  73             List.of(LayerProtocolName.PHOTONICMEDIA), List.of(LayerProtocolName.PHOTONICMEDIA.getName()), tapiTopoUuid);
  74         InitRoadmRoadmTapiLinkOutputBuilder output = new InitRoadmRoadmTapiLinkOutputBuilder();
  75         if (link == null) {
  76             LOG.error("Error creating link object");
  77             return RpcResultBuilder.<InitRoadmRoadmTapiLinkOutput>failed().withError(RpcError.ErrorType.RPC,
  78                 "Failed to create link in topology").buildFuture();
  79         }
  80         if (putLinkInTopology(link)) {
  81             output = new InitRoadmRoadmTapiLinkOutputBuilder()
  82                 .setResult("Link created in tapi topology. Link-uuid = " + link.getUuid());
  83         }
  84         return RpcResultBuilder.success(output.build()).buildFuture();
  85     }
  86
  87     @Override
  88     public ListenableFuture<RpcResult<InitXpdrRdmTapiLinkOutput>> initXpdrRdmTapiLink(InitXpdrRdmTapiLinkInput input) {
  89         // TODO --> need to check if the nodes and neps exist in the topology
  90         String destNode = input.getRdmNode();
  91         String destTp = input.getAddDropTp();
  92         String sourceNode = input.getXpdrNode();
  93         String sourceTp = input.getNetworkTp();
  94         Link link = this.tapiLink.createTapiLink(sourceNode, sourceTp, destNode, destTp,
  95             TapiStringConstants.OMS_XPDR_RDM_LINK, TapiStringConstants.OTSI, TapiStringConstants.PHTNC_MEDIA,
  96             TapiStringConstants.PHTNC_MEDIA, TapiStringConstants.PHTNC_MEDIA,
  97             this.tapiLink.getAdminState(sourceNode, sourceTp, destNode, destTp),
  98             this.tapiLink.getOperState(sourceNode, sourceTp, destNode, destTp),
  99             List.of(LayerProtocolName.PHOTONICMEDIA), List.of(LayerProtocolName.PHOTONICMEDIA.getName()), tapiTopoUuid);
 100         InitXpdrRdmTapiLinkOutputBuilder output = new InitXpdrRdmTapiLinkOutputBuilder();
 101         if (link == null) {
 102             LOG.error("Error creating link object");
 103             return RpcResultBuilder.<InitXpdrRdmTapiLinkOutput>failed().withError(RpcError.ErrorType.RPC,
 104                 "Failed to create link in topology").buildFuture();
 105         }
 106         if (putLinkInTopology(link)) {
 107             output = new InitXpdrRdmTapiLinkOutputBuilder()
 108                 .setResult("Link created in tapi topology. Link-uuid = " + link.getUuid());
 109         }
 110         return RpcResultBuilder.success(output.build()).buildFuture();
 111     }
 112
 113     @Override
 114     public ListenableFuture<RpcResult<DeleteTapiLinkOutput>> deleteTapiLink(DeleteTapiLinkInput input) {
 115         // TODO: check if this IID is correct
 116         // TODO --> need to check if the link exists in the topology
 117         try {
 118             InstanceIdentifier<Link> linkIID = InstanceIdentifier.builder(Context.class)
 119                     .augmentation(Context1.class).child(TopologyContext.class).child(Topology.class,
 120                             new TopologyKey(tapiTopoUuid)).child(Link.class, new LinkKey(input.getUuid())).build();
 121             this.networkTransactionService.delete(LogicalDatastoreType.OPERATIONAL, linkIID);
 122             this.networkTransactionService.commit().get();
 123             LOG.info("TAPI link deleted successfully.");
 124             return RpcResultBuilder.success(new DeleteTapiLinkOutputBuilder()
 125                 .setResult("Link successfully deleted from tapi topology").build()).buildFuture();
 126         } catch (InterruptedException | ExecutionException e) {
 127             LOG.error("Failed to delete TAPI link", e);
 128             return RpcResultBuilder.<DeleteTapiLinkOutput>failed().withError(RpcError.ErrorType.RPC,
 129                 "Failed to delete link from topology").buildFuture();
 130         }
 131     }
 132
 133     private boolean putLinkInTopology(Link tapLink) {
 134         // TODO is this merge correct? Should we just merge topology by changing the nodes map??
 135         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 136         LOG.info("Creating tapi node in TAPI topology context");
 137         InstanceIdentifier<Topology> topoIID = InstanceIdentifier.builder(Context.class)
 138             .augmentation(Context1.class).child(TopologyContext.class)
 139             .child(Topology.class, new TopologyKey(tapiTopoUuid))
 140             .build();
 141
 142         Topology topology = new TopologyBuilder().setUuid(tapiTopoUuid)
 143             .setLink(Map.of(tapLink.key(), tapLink)).build();
 144
 145         // merge in datastore
 146         this.networkTransactionService.merge(LogicalDatastoreType.OPERATIONAL, topoIID,
 147             topology);
 148         try {
 149             this.networkTransactionService.commit().get();
 150
 151         } catch (InterruptedException | ExecutionException e) {
 152             LOG.error("Error populating TAPI topology: ", e);
 153             return false;
 154         }
 155         LOG.info("TAPI Link added succesfully.");
 156         return true;
 157     }
 158 }