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.Map;
  13 import java.util.Set;
  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.ErrorType;
  42 import org.opendaylight.yangtools.yang.common.RpcResult;
  43 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  44 import org.osgi.service.component.annotations.Activate;
  45 import org.osgi.service.component.annotations.Component;
  46 import org.osgi.service.component.annotations.Reference;
  47 import org.slf4j.Logger;
  48 import org.slf4j.LoggerFactory;
  49
  50 @Component
  51 public class TapiNetworkUtilsImpl implements TransportpceTapinetworkutilsService {
  52
  53     private static final Logger LOG = LoggerFactory.getLogger(TapiNetworkUtilsImpl.class);
  54     private final Uuid tapiTopoUuid = new Uuid(UUID.nameUUIDFromBytes(TapiStringConstants.T0_FULL_MULTILAYER
  55             .getBytes(Charset.forName("UTF-8"))).toString());
  56     private final NetworkTransactionService networkTransactionService;
  57     private final TapiLink tapiLink;
  58
  59     @Activate
  60     public TapiNetworkUtilsImpl(@Reference NetworkTransactionService networkTransactionService,
  61             @Reference TapiLink tapiLink) {
  62         this.networkTransactionService = networkTransactionService;
  63         this.tapiLink = tapiLink;
  64     }
  65
  66     @Override
  67     public ListenableFuture<RpcResult<InitRoadmRoadmTapiLinkOutput>> initRoadmRoadmTapiLink(
  68             InitRoadmRoadmTapiLinkInput input) {
  69         // TODO --> need to check if the nodes and neps exist in the topology
  70         String sourceNode = input.getRdmANode();
  71         String sourceTp = input.getDegATp();
  72         String destNode = input.getRdmZNode();
  73         String destTp = input.getDegZTp();
  74         Link link = this.tapiLink.createTapiLink(sourceNode, sourceTp, destNode, destTp,
  75             TapiStringConstants.OMS_RDM_RDM_LINK, TapiStringConstants.PHTNC_MEDIA, TapiStringConstants.PHTNC_MEDIA,
  76             TapiStringConstants.PHTNC_MEDIA, TapiStringConstants.PHTNC_MEDIA,
  77             this.tapiLink.getAdminState(sourceNode, sourceTp, destNode, destTp),
  78             this.tapiLink.getOperState(sourceNode, sourceTp, destNode, destTp),
  79             Set.of(LayerProtocolName.PHOTONICMEDIA), Set.of(LayerProtocolName.PHOTONICMEDIA.getName()), tapiTopoUuid);
  80         InitRoadmRoadmTapiLinkOutputBuilder output = new InitRoadmRoadmTapiLinkOutputBuilder();
  81         if (link == null) {
  82             LOG.error("Error creating link object");
  83             return RpcResultBuilder.<InitRoadmRoadmTapiLinkOutput>failed()
  84                 .withError(ErrorType.RPC, "Failed to create link in topology")
  85                 .buildFuture();
  86         }
  87         if (putLinkInTopology(link)) {
  88             output = new InitRoadmRoadmTapiLinkOutputBuilder()
  89                 .setResult("Link created in tapi topology. Link-uuid = " + link.getUuid());
  90         }
  91         return RpcResultBuilder.success(output.build()).buildFuture();
  92     }
  93
  94     @Override
  95     public ListenableFuture<RpcResult<InitXpdrRdmTapiLinkOutput>> initXpdrRdmTapiLink(InitXpdrRdmTapiLinkInput input) {
  96         // TODO --> need to check if the nodes and neps exist in the topology
  97         String destNode = input.getRdmNode();
  98         String destTp = input.getAddDropTp();
  99         String sourceNode = input.getXpdrNode();
 100         String sourceTp = input.getNetworkTp();
 101         Link link = this.tapiLink.createTapiLink(sourceNode, sourceTp, destNode, destTp,
 102             TapiStringConstants.OMS_XPDR_RDM_LINK, TapiStringConstants.OTSI, TapiStringConstants.PHTNC_MEDIA,
 103             TapiStringConstants.PHTNC_MEDIA, TapiStringConstants.PHTNC_MEDIA,
 104             this.tapiLink.getAdminState(sourceNode, sourceTp, destNode, destTp),
 105             this.tapiLink.getOperState(sourceNode, sourceTp, destNode, destTp),
 106             Set.of(LayerProtocolName.PHOTONICMEDIA), Set.of(LayerProtocolName.PHOTONICMEDIA.getName()), tapiTopoUuid);
 107         InitXpdrRdmTapiLinkOutputBuilder output = new InitXpdrRdmTapiLinkOutputBuilder();
 108         if (link == null) {
 109             LOG.error("Error creating link object");
 110             return RpcResultBuilder.<InitXpdrRdmTapiLinkOutput>failed()
 111                 .withError(ErrorType.RPC, "Failed to create link in topology")
 112                 .buildFuture();
 113         }
 114         if (putLinkInTopology(link)) {
 115             output = new InitXpdrRdmTapiLinkOutputBuilder()
 116                 .setResult("Link created in tapi topology. Link-uuid = " + link.getUuid());
 117         }
 118         return RpcResultBuilder.success(output.build()).buildFuture();
 119     }
 120
 121     @Override
 122     public ListenableFuture<RpcResult<DeleteTapiLinkOutput>> deleteTapiLink(DeleteTapiLinkInput input) {
 123         // TODO: check if this IID is correct
 124         // TODO --> need to check if the link exists in the topology
 125         try {
 126             InstanceIdentifier<Link> linkIID = InstanceIdentifier.builder(Context.class)
 127                     .augmentation(Context1.class).child(TopologyContext.class).child(Topology.class,
 128                             new TopologyKey(tapiTopoUuid)).child(Link.class, new LinkKey(input.getUuid())).build();
 129             this.networkTransactionService.delete(LogicalDatastoreType.OPERATIONAL, linkIID);
 130             this.networkTransactionService.commit().get();
 131             LOG.info("TAPI link deleted successfully.");
 132             return RpcResultBuilder.success(new DeleteTapiLinkOutputBuilder()
 133                 .setResult("Link successfully deleted from tapi topology").build()).buildFuture();
 134         } catch (InterruptedException | ExecutionException e) {
 135             LOG.error("Failed to delete TAPI link", e);
 136             return RpcResultBuilder.<DeleteTapiLinkOutput>failed()
 137                 .withError(ErrorType.RPC, "Failed to delete link from topology")
 138                 .buildFuture();
 139         }
 140     }
 141
 142     private boolean putLinkInTopology(Link tapLink) {
 143         // TODO is this merge correct? Should we just merge topology by changing the nodes map??
 144         // TODO: verify this is correct. Should we identify the context IID with the context UUID??
 145         LOG.info("Creating tapi node in TAPI topology context");
 146         InstanceIdentifier<Topology> topoIID = InstanceIdentifier.builder(Context.class)
 147             .augmentation(Context1.class).child(TopologyContext.class)
 148             .child(Topology.class, new TopologyKey(tapiTopoUuid))
 149             .build();
 150
 151         Topology topology = new TopologyBuilder().setUuid(tapiTopoUuid)
 152             .setLink(Map.of(tapLink.key(), tapLink)).build();
 153
 154         // merge in datastore
 155         this.networkTransactionService.merge(LogicalDatastoreType.OPERATIONAL, topoIID,
 156             topology);
 157         try {
 158             this.networkTransactionService.commit().get();
 159
 160         } catch (InterruptedException | ExecutionException e) {
 161             LOG.error("Error populating TAPI topology: ", e);
 162             return false;
 163         }
 164         LOG.info("TAPI Link added succesfully.");
 165         return true;
 166     }
 167 }