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.util.concurrent.ListenableFuture;
  11 import java.util.Optional;
  12 import java.util.concurrent.ExecutionException;
  13 import org.opendaylight.mdsal.binding.api.DataBroker;
  14 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  15 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  16 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  17 import org.opendaylight.transportpce.common.NetworkUtils;
  18 import org.opendaylight.transportpce.networkmodel.util.OpenRoadmFactory;
  19 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkInput;
  20 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkOutput;
  21 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkOutputBuilder;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksInput;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksOutput;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksOutputBuilder;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesInput;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesOutput;
  27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesOutputBuilder;
  28 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksInput;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksOutput;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksOutputBuilder;
  31 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.TransportpceNetworkutilsService;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.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.builder(Networks.class)
  63             .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  64             .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  65
  66
  67         //Check if link exists
  68         try {
  69             ReadTransaction readOnlyTransaction = dataBroker.newReadOnlyTransaction();
  70             Optional<Link> linkOptional = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, linkIID.build())
  71                 .get();
  72             if (!linkOptional.isPresent()) {
  73                 LOG.info("Link not present");
  74                 return RpcResultBuilder
  75                     .success(new DeleteLinkOutputBuilder().setResult(
  76                         "Fail"))
  77                     .buildFuture();
  78             }
  79         } catch (ExecutionException | InterruptedException e) {
  80             LOG.error("readMdSal: Error reading link {}", input.getLinkId());
  81             return RpcResultBuilder
  82                 .success(new DeleteLinkOutputBuilder().setResult(
  83                     "Fail"))
  84                 .buildFuture();
  85         }
  86
  87         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  88         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, linkIID.build());
  89         try {
  90             writeTransaction.commit().get();
  91             LOG.info("Link with linkId: {} deleted from {} layer.",
  92                 input.getLinkId(), NetworkUtils.OVERLAY_NETWORK_ID);
  93             return RpcResultBuilder
  94                 .success(new DeleteLinkOutputBuilder().setResult(
  95                     "Link {} deleted successfully"))
  96                 .buildFuture();
  97         } catch (InterruptedException | ExecutionException e) {
  98             return RpcResultBuilder.<DeleteLinkOutput>failed().buildFuture();
  99         }
 100     }
 101
 102     @Override
 103     public ListenableFuture<RpcResult<InitRoadmNodesOutput>> initRoadmNodes(InitRoadmNodesInput input) {
 104         boolean createRdmLinks = OrdLink.createRdm2RdmLinks(input,
 105             this.openRoadmFactory,this.dataBroker);
 106         if (createRdmLinks) {
 107             return RpcResultBuilder
 108                 .success(new InitRoadmNodesOutputBuilder().setResult(
 109                     "Unidirectional Roadm-to-Roadm Link created successfully"))
 110                 .buildFuture();
 111         } else {
 112             return RpcResultBuilder.<InitRoadmNodesOutput>failed().buildFuture();
 113         }
 114     }
 115
 116     @Override
 117     public ListenableFuture<RpcResult<InitXpdrRdmLinksOutput>> initXpdrRdmLinks(InitXpdrRdmLinksInput input) {
 118         // Assigns user provided input in init-network-view RPC to nodeId
 119         LOG.info("Xpdr to Roadm links rpc called");
 120         boolean createXpdrRdmLinks = Rdm2XpdrLink.createXpdrRdmLinks(input.getLinksInput(),
 121             this.openRoadmFactory,this.dataBroker);
 122         if (createXpdrRdmLinks) {
 123             return RpcResultBuilder
 124                 .success(new InitXpdrRdmLinksOutputBuilder().setResult("Xponder Roadm Link created successfully"))
 125                 .buildFuture();
 126         } else {
 127             return RpcResultBuilder.<InitXpdrRdmLinksOutput>failed().buildFuture();
 128         }
 129     }
 130
 131     @Override
 132     public ListenableFuture<RpcResult<InitRdmXpdrLinksOutput>> initRdmXpdrLinks(InitRdmXpdrLinksInput input) {
 133         boolean createRdmXpdrLinks = Rdm2XpdrLink.createRdmXpdrLinks(input.getLinksInput(),
 134             this.openRoadmFactory,this.dataBroker);
 135         if (createRdmXpdrLinks) {
 136             return RpcResultBuilder
 137                 .success(new InitRdmXpdrLinksOutputBuilder().setResult("Roadm Xponder links created successfully"))
 138                 .buildFuture();
 139         } else {
 140             return RpcResultBuilder.<InitRdmXpdrLinksOutput>failed().buildFuture();
 141         }
 142     }
 143 }