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.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkInput;
  19 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkOutput;
  20 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.DeleteLinkOutputBuilder;
  21 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksInput;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksOutput;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRdmXpdrLinksOutputBuilder;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesInput;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesOutput;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesOutputBuilder;
  27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksInput;
  28 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksOutput;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitXpdrRdmLinksOutputBuilder;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.TransportpceNetworkutilsService;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.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
  50     public NetworkUtilsImpl(DataBroker dataBroker) {
  51         this.dataBroker = dataBroker;
  52     }
  53
  54     @Override
  55     public ListenableFuture<RpcResult<DeleteLinkOutput>> deleteLink(DeleteLinkInput input) {
  56
  57         LinkId linkId = new LinkId(input.getLinkId());
  58         // Building link instance identifier
  59         InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier.builder(Networks.class)
  60             .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  61             .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  62
  63
  64         //Check if link exists
  65         try {
  66             ReadTransaction readOnlyTransaction = dataBroker.newReadOnlyTransaction();
  67             Optional<Link> linkOptional = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, linkIID.build())
  68                 .get();
  69             if (!linkOptional.isPresent()) {
  70                 LOG.info("Link not present");
  71                 return RpcResultBuilder
  72                     .success(new DeleteLinkOutputBuilder().setResult("Fail").build())
  73                     .buildFuture();
  74             }
  75         } catch (ExecutionException | InterruptedException e) {
  76             LOG.error("readMdSal: Error reading link {}", input.getLinkId());
  77             return RpcResultBuilder
  78                 .success(new DeleteLinkOutputBuilder().setResult("Fail").build())
  79                 .buildFuture();
  80         }
  81
  82         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  83         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, linkIID.build());
  84         try {
  85             writeTransaction.commit().get();
  86             LOG.info("Link with linkId: {} deleted from {} layer.",
  87                 input.getLinkId(), NetworkUtils.OVERLAY_NETWORK_ID);
  88             return RpcResultBuilder
  89                 .success(new DeleteLinkOutputBuilder().setResult("Link {} deleted successfully").build())
  90                 .buildFuture();
  91         } catch (InterruptedException | ExecutionException e) {
  92             return RpcResultBuilder.<DeleteLinkOutput>failed().buildFuture();
  93         }
  94     }
  95
  96     @Override
  97     public ListenableFuture<RpcResult<InitRoadmNodesOutput>> initRoadmNodes(InitRoadmNodesInput input) {
  98         boolean createRdmLinks = OrdLink.createRdm2RdmLinks(input, this.dataBroker);
  99         if (createRdmLinks) {
 100             return RpcResultBuilder
 101                 .success(new InitRoadmNodesOutputBuilder()
 102                     .setResult("Unidirectional Roadm-to-Roadm Link created successfully")
 103                     .build())
 104                 .buildFuture();
 105         } else {
 106             return RpcResultBuilder.<InitRoadmNodesOutput>failed().buildFuture();
 107         }
 108     }
 109
 110     @Override
 111     public ListenableFuture<RpcResult<InitXpdrRdmLinksOutput>> initXpdrRdmLinks(InitXpdrRdmLinksInput input) {
 112         // Assigns user provided input in init-network-view RPC to nodeId
 113         LOG.info("Xpdr to Roadm links rpc called");
 114         boolean createXpdrRdmLinks = Rdm2XpdrLink.createXpdrRdmLinks(input.getLinksInput(), this.dataBroker);
 115         if (createXpdrRdmLinks) {
 116             return RpcResultBuilder
 117                 .success(new InitXpdrRdmLinksOutputBuilder()
 118                     .setResult("Xponder Roadm Link created successfully")
 119                     .build())
 120                 .buildFuture();
 121         } else {
 122             LOG.error("init-xpdr-rdm-links rpc failed due to a bad input parameter");
 123             return RpcResultBuilder.<InitXpdrRdmLinksOutput>failed().buildFuture();
 124         }
 125     }
 126
 127     @Override
 128     public ListenableFuture<RpcResult<InitRdmXpdrLinksOutput>> initRdmXpdrLinks(InitRdmXpdrLinksInput input) {
 129         LOG.info("Roadm to Xpdr links rpc called");
 130         boolean createRdmXpdrLinks = Rdm2XpdrLink.createRdmXpdrLinks(input.getLinksInput(), this.dataBroker);
 131         if (createRdmXpdrLinks) {
 132             return RpcResultBuilder
 133                 .success(new InitRdmXpdrLinksOutputBuilder()
 134                     .setResult("Roadm Xponder links created successfully")
 135                     .build())
 136                 .buildFuture();
 137         } else {
 138             LOG.error("init-rdm-xpdr-links rpc failed due to a bad input parameter");
 139             return RpcResultBuilder.<InitRdmXpdrLinksOutput>failed().buildFuture();
 140         }
 141     }
 142 }