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.OpenRoadmTopology;
  20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.Network;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkId;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkKey;
  23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.LinkId;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.Network1;
  25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.Link;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.LinkKey;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.DeleteLinkInput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.DeleteLinkOutput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.DeleteLinkOutputBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRdmXpdrLinksInput;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRdmXpdrLinksOutput;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRdmXpdrLinksOutputBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRoadmNodesInput;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRoadmNodesOutput;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitRoadmNodesOutputBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitXpdrRdmLinksInput;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitXpdrRdmLinksOutput;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.InitXpdrRdmLinksOutputBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.networkutils.rev170818.NetworkutilsService;
  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 NetworkutilsService {
  47
  48     private static final Logger LOG = LoggerFactory.getLogger(NetworkUtilsImpl.class);
  49     private final DataBroker dataBroker;
  50     private final OpenRoadmTopology openRoadmTopology;
  51
  52     public NetworkUtilsImpl(DataBroker dataBroker, OpenRoadmTopology openRoadmTopology) {
  53         this.dataBroker = dataBroker;
  54         this.openRoadmTopology = openRoadmTopology;
  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(Network.class,
  63             new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  64                 .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  65
  66         //Check if link exists
  67         try {
  68             ReadOnlyTransaction readOnlyTransaction = dataBroker.newReadOnlyTransaction();
  69             Optional<Link> linkOptional = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, linkIID.build())
  70                 .get();
  71             if (!linkOptional.isPresent()) {
  72                 LOG.info("Link not present");
  73                 return RpcResultBuilder
  74                     .success(new DeleteLinkOutputBuilder().setResult(
  75                         "Fail"))
  76                     .buildFuture();
  77             }
  78         } catch (ExecutionException | InterruptedException e) {
  79             LOG.error("readMdSal: Error reading link {}", input.getLinkId());
  80             return RpcResultBuilder
  81                 .success(new DeleteLinkOutputBuilder().setResult(
  82                     "Fail"))
  83                 .buildFuture();
  84         }
  85
  86         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  87         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, linkIID.build());
  88         try {
  89             writeTransaction.submit().get();
  90             LOG.info("Link with linkId: {} deleted from {} layer.",
  91                 input.getLinkId(), NetworkUtils.OVERLAY_NETWORK_ID);
  92             return RpcResultBuilder
  93                 .success(new DeleteLinkOutputBuilder().setResult(
  94                     "Link {} deleted successfully"))
  95                 .buildFuture();
  96         } catch (InterruptedException | ExecutionException e) {
  97             return RpcResultBuilder.<DeleteLinkOutput>failed().buildFuture();
  98         }
  99     }
 100
 101     public ListenableFuture<RpcResult<InitRoadmNodesOutput>> initRoadmNodes(InitRoadmNodesInput input) {
 102         boolean createRdmLinks = OrdLink.createRdm2RdmLinks(input,
 103                 this.openRoadmTopology,this.dataBroker);
 104         if (createRdmLinks) {
 105             return RpcResultBuilder
 106                 .success(new InitRoadmNodesOutputBuilder().setResult(
 107                     "Unidirectional Roadm-to-Roadm Link created successfully"))
 108                 .buildFuture();
 109         } else {
 110             return RpcResultBuilder.<InitRoadmNodesOutput>failed().buildFuture();
 111         }
 112     }
 113
 114     @Override
 115     public ListenableFuture<RpcResult<InitXpdrRdmLinksOutput>> initXpdrRdmLinks(InitXpdrRdmLinksInput input) {
 116         // Assigns user provided input in init-network-view RPC to nodeId
 117         boolean createXpdrRdmLinks = Rdm2XpdrLink.createXpdrRdmLinks(input.getLinksInput(),
 118                 this.openRoadmTopology,this.dataBroker);
 119         if (createXpdrRdmLinks) {
 120             return RpcResultBuilder
 121                 .success(new InitXpdrRdmLinksOutputBuilder().setResult("Xponder Roadm Link created successfully"))
 122                 .buildFuture();
 123         } else {
 124             return RpcResultBuilder.<InitXpdrRdmLinksOutput>failed().buildFuture();
 125         }
 126     }
 127
 128     @Override
 129     public ListenableFuture<RpcResult<InitRdmXpdrLinksOutput>> initRdmXpdrLinks(InitRdmXpdrLinksInput input) {
 130         boolean createRdmXpdrLinks = Rdm2XpdrLink.createRdmXpdrLinks(input.getLinksInput(),
 131                 this.openRoadmTopology,this.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 }