networkmodel/src/main/java/org/opendaylight/transportpce/networkmodel/OrdLink.java

   1 /*
   2  * Copyright © 2016 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
   9 package org.opendaylight.transportpce.networkmodel;
  10
  11 import com.google.common.util.concurrent.FluentFuture;
  12 import java.util.Optional;
  13 import java.util.concurrent.ExecutionException;
  14 import org.eclipse.jdt.annotation.NonNull;
  15 import org.opendaylight.mdsal.binding.api.DataBroker;
  16 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  17 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  18 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  19 import org.opendaylight.transportpce.common.NetworkUtils;
  20 import org.opendaylight.transportpce.networkmodel.util.LinkIdUtil;
  21 import org.opendaylight.transportpce.networkmodel.util.TopologyUtils;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev220630.InitRoadmNodesInput;
  23 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev211210.Link1Builder;
  24 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev211210.TerminationPoint1;
  25 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev191129.State;
  26 import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev191129.AdminStates;
  27 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev211210.OpenroadmLinkType;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
  31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.Node;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.NodeKey;
  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.TpId;
  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.LinkBuilder;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkKey;
  41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPoint;
  42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPointKey;
  43 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  44 import org.slf4j.Logger;
  45 import org.slf4j.LoggerFactory;
  46
  47 final class OrdLink {
  48
  49     private static final Logger LOG = LoggerFactory.getLogger(OrdLink.class);
  50
  51     /**Method to create OMS links if not discovered by LLDP. This is helpful
  52      to create test topologies using simulators**/
  53     public static boolean createRdm2RdmLinks(InitRoadmNodesInput input, DataBroker dataBroker) {
  54
  55         LinkId oppositeLinkId = LinkIdUtil.getRdm2RdmOppositeLinkId(input);
  56
  57         //For opposite link augment
  58         Link1Builder oppsiteLinkBuilder =
  59             new Link1Builder()
  60                 .setOppositeLink(oppositeLinkId)
  61                 .setLinkType(OpenroadmLinkType.ROADMTOROADM);
  62         String srcNode = new StringBuilder(input.getRdmANode()).append("-DEG").append(input.getDegANum()).toString();
  63         String srcTp = input.getTerminationPointA();
  64         String destNode = new StringBuilder(input.getRdmZNode()).append("-DEG").append(input.getDegZNum()).toString();
  65         String destTp = input.getTerminationPointZ();
  66
  67         // Check status of TPs to provide R2R link state
  68         TerminationPoint rdmSrcTp = getTpofNode(srcNode, srcTp, dataBroker);
  69         TerminationPoint rdmDstTp = getTpofNode(destNode, destTp, dataBroker);
  70         if (State.InService.equals(rdmSrcTp.augmentation(TerminationPoint1.class).getOperationalState())
  71                 && State.InService.equals(rdmDstTp.augmentation(TerminationPoint1.class).getOperationalState())) {
  72             oppsiteLinkBuilder.setAdministrativeState(AdminStates.InService).setOperationalState(State.InService);
  73         } else {
  74             oppsiteLinkBuilder.setAdministrativeState(AdminStates.OutOfService).setOperationalState(State.OutOfService);
  75         }
  76
  77         //IETF link builder
  78         LinkBuilder linkBuilder = TopologyUtils.createLink(srcNode, destNode, srcTp, destTp, null);
  79
  80         linkBuilder.addAugmentation(new Link1Builder().setOppositeLink(oppositeLinkId).build());
  81         linkBuilder.addAugmentation(oppsiteLinkBuilder.build());
  82         LinkId linkId = LinkIdUtil.buildLinkId(srcNode, srcTp, destNode, destTp);
  83
  84         // Building link instance identifier
  85         InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier.builder(Networks.class)
  86             .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
  87             .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
  88
  89         WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
  90         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, linkIID.build(), linkBuilder.build());
  91         try {
  92             writeTransaction.commit().get();
  93             LOG.info("A new link with linkId: {} added into {} layer.",
  94                 linkId.getValue(), NetworkUtils.OVERLAY_NETWORK_ID);
  95             return true;
  96         } catch (InterruptedException | ExecutionException e) {
  97             LOG.warn("Failed to create Roadm 2 Roadm Link for topo layer ");
  98             return false;
  99         }
 100     }
 101
 102     private static TerminationPoint getTpofNode(String srcNode, String srcTp, DataBroker dataBroker) {
 103         InstanceIdentifier<TerminationPoint> iiTp = InstanceIdentifier.builder(Networks.class)
 104                 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
 105                 .child(Node.class, new NodeKey(new NodeId(srcNode)))
 106                 .augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226
 107                         .Node1.class)
 108                 .child(TerminationPoint.class, new TerminationPointKey(new TpId(srcTp)))
 109                 .build();
 110         @NonNull
 111         ReadTransaction readTransaction = dataBroker.newReadOnlyTransaction();
 112         @NonNull
 113         FluentFuture<Optional<TerminationPoint>> tpFf = readTransaction.read(LogicalDatastoreType.CONFIGURATION, iiTp);
 114         if (tpFf.isDone()) {
 115             try {
 116                 Optional<TerminationPoint> tpOpt;
 117                 tpOpt = tpFf.get();
 118                 if (tpOpt.isPresent()) {
 119                     return tpOpt.get();
 120                 }
 121             } catch (InterruptedException | ExecutionException e) {
 122                 LOG.error("Impossible to get tp-id {} of node {} from {}", srcTp, srcNode,
 123                         NetworkUtils.OVERLAY_NETWORK_ID, e);
 124             }
 125         }
 126         return null;
 127     }
 128
 129     private OrdLink() {
 130     }
 131 }