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
  12 import java.util.concurrent.ExecutionException;
  13 import java.util.concurrent.Future;
  14
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  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.transportpce.common.NetworkUtils;
  20 import org.opendaylight.transportpce.networkmodel.util.OpenRoadmTopology;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.Network;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkId;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkKey;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.LinkId;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.Network1;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.Link;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.LinkKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.DeleteLinkInput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.DeleteLinkOutput;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.DeleteLinkOutputBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRdmXpdrLinksInput;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRdmXpdrLinksOutput;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRdmXpdrLinksOutputBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRoadmNodesInput;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRoadmNodesOutput;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRoadmNodesOutputBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitXpdrRdmLinksInput;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitXpdrRdmLinksOutput;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitXpdrRdmLinksOutputBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.NetworkutilsService;
  41 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  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 NetworkUtilsImpl implements NetworkutilsService {
  48
  49     private static final Logger LOG = LoggerFactory.getLogger(NetworkUtilsImpl.class);
  50     private final DataBroker dataBroker;
  51     private final OpenRoadmTopology openRoadmTopology;
  52
  53     public NetworkUtilsImpl(DataBroker dataBroker, OpenRoadmTopology openRoadmTopology) {
  54         this.dataBroker = dataBroker;
  55         this.openRoadmTopology = openRoadmTopology;
  56     }
  57
  58     @Override
  59     public Future<RpcResult<DeleteLinkOutput>> deleteLink(DeleteLinkInput input) {
  60
  61         LinkId linkId = new LinkId(input.getLinkId());
  62         // Building link instance identifier
  63         InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier.builder(Network.class,
  64             new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  65                 .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  66
  67         //Check if link exists
  68         try {
  69             ReadOnlyTransaction 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.submit().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     public Future<RpcResult<InitRoadmNodesOutput>> initRoadmNodes(InitRoadmNodesInput input) {
 103         boolean createRdmLinks = OrdLink.createRdm2RdmLinks(input,
 104             openRoadmTopology, dataBroker);
 105         if (createRdmLinks) {
 106             return RpcResultBuilder
 107                 .success(new InitRoadmNodesOutputBuilder().setResult(
 108                     "Unidirectional Roadm-to-Roadm Link created successfully"))
 109                 .buildFuture();
 110         } else {
 111             return RpcResultBuilder.<InitRoadmNodesOutput>failed().buildFuture();
 112         }
 113     }
 114
 115     @Override
 116     public Future<RpcResult<InitXpdrRdmLinksOutput>> initXpdrRdmLinks(InitXpdrRdmLinksInput input) {
 117         // Assigns user provided input in init-network-view RPC to nodeId
 118         boolean createXpdrRdmLinks = Rdm2XpdrLink.createXpdrRdmLinks(input.getLinksInput(),
 119             openRoadmTopology, dataBroker);
 120         if (createXpdrRdmLinks) {
 121             return RpcResultBuilder
 122                 .success(new InitXpdrRdmLinksOutputBuilder().setResult("Xponder Roadm Link created successfully"))
 123                 .buildFuture();
 124         } else {
 125             return RpcResultBuilder.<InitXpdrRdmLinksOutput>failed().buildFuture();
 126         }
 127     }
 128
 129     public Future<RpcResult<InitRdmXpdrLinksOutput>> initRdmXpdrLinks(InitRdmXpdrLinksInput input) {
 130         boolean createRdmXpdrLinks = Rdm2XpdrLink.createRdmXpdrLinks(input.getLinksInput(),
 131             openRoadmTopology, dataBroker);
 132         if (createRdmXpdrLinks) {
 133             return RpcResultBuilder
 134                 .success(new InitRdmXpdrLinksOutputBuilder().setResult("Roadm Xponder links created successfully"))
 135                 .buildFuture();
 136         } else {
 137             return RpcResultBuilder.<InitRdmXpdrLinksOutput>failed().buildFuture();
 138         }
 139     }
 140 }