networkmodel/src/main/java/org/opendaylight/transportpce/networkmodel/NetworkUtilsImpl.java

   1 /*
   2  * Copyright © 2017 AT&T 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.networkmodel;
   9
  10 import com.google.common.base.Optional;
  11 import com.google.common.util.concurrent.ListenableFuture;
  12
  13 import java.util.concurrent.ExecutionException;
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  16 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  17 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  18 import org.opendaylight.transportpce.common.NetworkUtils;
  19 import org.opendaylight.transportpce.networkmodel.util.OpenRoadmFactory;
  20 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkInput;
  21 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkOutput;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkOutputBuilder;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksInput;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksOutput;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksOutputBuilder;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesInput;
  27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesOutput;
  28 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesOutputBuilder;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksInput;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksOutput;
  31 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksOutputBuilder;
  32 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.TransportpceNetworkutilsService;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.Network;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkId;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkKey;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.LinkId;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.Network1;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.Link;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.LinkKey;
  40 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  41 import org.opendaylight.yangtools.yang.common.RpcResult;
  42 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  43 import org.slf4j.Logger;
  44 import org.slf4j.LoggerFactory;
  45
  46 public class NetworkUtilsImpl implements TransportpceNetworkutilsService {
  47
  48     private static final Logger LOG = LoggerFactory.getLogger(NetworkUtilsImpl.class);
  49     private final DataBroker dataBroker;
  50     private final OpenRoadmFactory openRoadmFactory;
  51
  52     public NetworkUtilsImpl(DataBroker dataBroker, OpenRoadmFactory openRoadmFactory) {
  53         this.dataBroker = dataBroker;
  54         this.openRoadmFactory = openRoadmFactory;
  55     }
  56
  57     @Override
  58     public ListenableFuture<RpcResult<DeleteLinkOutput>> deleteLink(DeleteLinkInput input) {
  59
  60         LinkId linkId = new LinkId(input.getLinkId());
  61         // Building link instance identifier
  62         InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier
  63             .builder(Network.class,
  64                 new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  65             .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  66
  67
  68         //Check if link exists
  69         try {
  70             ReadOnlyTransaction readOnlyTransaction = dataBroker.newReadOnlyTransaction();
  71             Optional<Link> linkOptional = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, linkIID.build())
  72                 .get();
  73             if (!linkOptional.isPresent()) {
  74                 LOG.info("Link not present");
  75                 return RpcResultBuilder
  76                     .success(new DeleteLinkOutputBuilder().setResult(
  77                         "Fail"))
  78                     .buildFuture();
  79             }
  80         } catch (ExecutionException | InterruptedException e) {
  81             LOG.error("readMdSal: Error reading link {}", input.getLinkId());
  82             return RpcResultBuilder
  83                 .success(new DeleteLinkOutputBuilder().setResult(
  84                     "Fail"))
  85                 .buildFuture();
  86         }
  87
  88         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  89         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, linkIID.build());
  90         try {
  91             writeTransaction.submit().get();
  92             LOG.info("Link with linkId: {} deleted from {} layer.",
  93                 input.getLinkId(), NetworkUtils.OVERLAY_NETWORK_ID);
  94             return RpcResultBuilder
  95                 .success(new DeleteLinkOutputBuilder().setResult(
  96                     "Link {} deleted successfully"))
  97                 .buildFuture();
  98         } catch (InterruptedException | ExecutionException e) {
  99             return RpcResultBuilder.<DeleteLinkOutput>failed().buildFuture();
 100         }
 101     }
 102
 103     @Override
 104     public ListenableFuture<RpcResult<InitRoadmNodesOutput>> initRoadmNodes(InitRoadmNodesInput input) {
 105         boolean createRdmLinks = OrdLink.createRdm2RdmLinks(input,
 106             this.openRoadmFactory,this.dataBroker);
 107         if (createRdmLinks) {
 108             return RpcResultBuilder
 109                 .success(new InitRoadmNodesOutputBuilder().setResult(
 110                     "Unidirectional Roadm-to-Roadm Link created successfully"))
 111                 .buildFuture();
 112         } else {
 113             return RpcResultBuilder.<InitRoadmNodesOutput>failed().buildFuture();
 114         }
 115     }
 116
 117     @Override
 118     public ListenableFuture<RpcResult<InitXpdrRdmLinksOutput>> initXpdrRdmLinks(InitXpdrRdmLinksInput input) {
 119         // Assigns user provided input in init-network-view RPC to nodeId
 120         LOG.info("Xpdr to Roadm links rpc called");
 121         boolean createXpdrRdmLinks = Rdm2XpdrLink.createXpdrRdmLinks(input.getLinksInput(),
 122             this.openRoadmFactory,this.dataBroker);
 123         if (createXpdrRdmLinks) {
 124             return RpcResultBuilder
 125                 .success(new InitXpdrRdmLinksOutputBuilder().setResult("Xponder Roadm Link created successfully"))
 126                 .buildFuture();
 127         } else {
 128             return RpcResultBuilder.<InitXpdrRdmLinksOutput>failed().buildFuture();
 129         }
 130     }
 131
 132     @Override
 133     public ListenableFuture<RpcResult<InitRdmXpdrLinksOutput>> initRdmXpdrLinks(InitRdmXpdrLinksInput input) {
 134         boolean createRdmXpdrLinks = Rdm2XpdrLink.createRdmXpdrLinks(input.getLinksInput(),
 135             this.openRoadmFactory,this.dataBroker);
 136         if (createRdmXpdrLinks) {
 137             return RpcResultBuilder
 138                 .success(new InitRdmXpdrLinksOutputBuilder().setResult("Roadm Xponder links created successfully"))
 139                 .buildFuture();
 140         } else {
 141             return RpcResultBuilder.<InitRdmXpdrLinksOutput>failed().buildFuture();
 142         }
 143     }
 144 }