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 import java.util.concurrent.ExecutionException;
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  15 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  17 import org.opendaylight.transportpce.common.NetworkUtils;
  18 import org.opendaylight.transportpce.networkmodel.util.OpenRoadmTopology;
  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.rev150608.Network;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkId;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev150608.NetworkKey;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.LinkId;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.Network1;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.Link;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev150608.network.LinkKey;
  39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  40 import org.opendaylight.yangtools.yang.common.RpcResult;
  41 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  42 import org.slf4j.Logger;
  43 import org.slf4j.LoggerFactory;
  44
  45 public class NetworkUtilsImpl implements TransportpceNetworkutilsService {
  46
  47     private static final Logger LOG = LoggerFactory.getLogger(NetworkUtilsImpl.class);
  48     private final DataBroker dataBroker;
  49     private final OpenRoadmTopology openRoadmTopology;
  50
  51     public NetworkUtilsImpl(DataBroker dataBroker, OpenRoadmTopology openRoadmTopology) {
  52         this.dataBroker = dataBroker;
  53         this.openRoadmTopology = openRoadmTopology;
  54     }
  55
  56     @Override
  57     public ListenableFuture<RpcResult<DeleteLinkOutput>> deleteLink(DeleteLinkInput input) {
  58
  59         LinkId linkId = new LinkId(input.getLinkId());
  60         // Building link instance identifier
  61         InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier.builder(Network.class,
  62             new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  63                 .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  64
  65         //Check if link exists
  66         try {
  67             ReadOnlyTransaction readOnlyTransaction = dataBroker.newReadOnlyTransaction();
  68             Optional<Link> linkOptional = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, linkIID.build())
  69                 .get();
  70             if (!linkOptional.isPresent()) {
  71                 LOG.info("Link not present");
  72                 return RpcResultBuilder
  73                     .success(new DeleteLinkOutputBuilder().setResult(
  74                         "Fail"))
  75                     .buildFuture();
  76             }
  77         } catch (ExecutionException | InterruptedException e) {
  78             LOG.error("readMdSal: Error reading link {}", input.getLinkId());
  79             return RpcResultBuilder
  80                 .success(new DeleteLinkOutputBuilder().setResult(
  81                     "Fail"))
  82                 .buildFuture();
  83         }
  84
  85         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  86         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, linkIID.build());
  87         try {
  88             writeTransaction.submit().get();
  89             LOG.info("Link with linkId: {} deleted from {} layer.",
  90                 input.getLinkId(), NetworkUtils.OVERLAY_NETWORK_ID);
  91             return RpcResultBuilder
  92                 .success(new DeleteLinkOutputBuilder().setResult(
  93                     "Link {} deleted successfully"))
  94                 .buildFuture();
  95         } catch (InterruptedException | ExecutionException e) {
  96             return RpcResultBuilder.<DeleteLinkOutput>failed().buildFuture();
  97         }
  98     }
  99
 100     @Override
 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 }