2 * Copyright © 2019 AT&T and others. All rights reserved.
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
8 package org.opendaylight.transportpce.networkmodel.util;
10 import java.util.concurrent.ExecutionException;
11 import java.util.concurrent.TimeUnit;
12 import java.util.concurrent.TimeoutException;
14 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
15 import org.opendaylight.transportpce.common.NetworkUtils;
16 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
17 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev181130.Link1;
18 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev181130.Link1Builder;
19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkBuilder;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkKey;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.link.DestinationBuilder;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.link.SourceBuilder;
31 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
32 import org.slf4j.Logger;
33 import org.slf4j.LoggerFactory;
35 public final class TopologyUtils {
37 private static final Logger LOG = LoggerFactory.getLogger(TopologyUtils.class);
39 private TopologyUtils() {
42 // This method returns the linkBuilder object for given source and destination
43 public static LinkBuilder createLink(String srcNode, String dstNode, String srcTp, String destTp) {
45 // Create Destination for link
46 DestinationBuilder dstNodeBldr = new DestinationBuilder();
47 dstNodeBldr.setDestTp(destTp);
48 dstNodeBldr.setDestNode(new NodeId(dstNode));
50 // Create Source for the link
51 SourceBuilder srcNodeBldr = new SourceBuilder();
52 srcNodeBldr.setSourceNode(new NodeId(srcNode));
53 srcNodeBldr.setSourceTp(srcTp);
55 // set link builder attribute
56 LinkBuilder lnkBldr = new LinkBuilder();
58 lnkBldr.setDestination(dstNodeBldr.build());
59 lnkBldr.setSource(srcNodeBldr.build());
60 lnkBldr.setLinkId(LinkIdUtil.buildLinkId(srcNode, srcTp, dstNode, destTp));
61 lnkBldr.withKey(new LinkKey(lnkBldr.getLinkId()));
64 Link1Builder lnk1Bldr = new Link1Builder();
65 LinkId oppositeLinkId = LinkIdUtil.getOppositeLinkId(srcNode, srcTp, dstNode, destTp);
66 lnk1Bldr.setOppositeLink(oppositeLinkId);
67 lnkBldr.addAugmentation(Link1.class,lnk1Bldr.build());
71 // This method returns the linkBuilder object for given source and destination
72 public static boolean deleteLink(String srcNode, String dstNode, String srcTp, String destTp,
73 NetworkTransactionService networkTransactionService) {
74 LOG.info("deleting link for {}-{}", srcNode, dstNode);
75 LinkId linkId = LinkIdUtil.buildLinkId(srcNode, srcTp, dstNode, destTp);
76 if (deleteLinkLinkId(linkId, networkTransactionService)) {
77 LOG.debug("Link Id {} updated to have admin state down");
80 LOG.debug("Link Id not found for Source {} and Dest {}", srcNode, dstNode);
85 // This method returns the linkBuilder object for given source and destination
86 public static boolean deleteLinkLinkId(LinkId linkId , NetworkTransactionService networkTransactionService) {
87 LOG.info("deleting link for LinkId: {}", linkId);
89 InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier.builder(Networks.class)
90 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
91 .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
92 java.util.Optional<Link> link =
93 networkTransactionService.read(LogicalDatastoreType.CONFIGURATION,linkIID.build()).get();
94 if (link.isPresent()) {
95 LinkBuilder linkBuilder = new LinkBuilder(link.get());
96 Link1Builder link1Builder = new Link1Builder(linkBuilder.augmentation(Link1.class));
97 linkBuilder.removeAugmentation(Link1.class);
98 linkBuilder.addAugmentation(Link1.class,link1Builder.build());
99 networkTransactionService.merge(LogicalDatastoreType.CONFIGURATION, linkIID.build(),
100 linkBuilder.build());
101 networkTransactionService.commit().get(1, TimeUnit.SECONDS);
104 LOG.error("No link found for given LinkId: {}",
109 } catch (InterruptedException | ExecutionException | TimeoutException e) {
110 LOG.error(e.getMessage(), e);