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;
13 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
14 import org.opendaylight.transportpce.common.NetworkUtils;
15 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
16 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.Link1;
17 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.Link1Builder;
18 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev191129.State;
19 import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev191129.AdminStates;
20 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
23 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
25 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkBuilder;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkKey;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.link.DestinationBuilder;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.link.SourceBuilder;
32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
33 import org.slf4j.Logger;
34 import org.slf4j.LoggerFactory;
36 public final class TopologyUtils {
38 private static final Logger LOG = LoggerFactory.getLogger(TopologyUtils.class);
40 private TopologyUtils() {
43 // This method returns the linkBuilder object for given source and destination
44 public static LinkBuilder createLink(String srcNode, String dstNode, String srcTp, String destTp,
47 // Create Destination for link
48 DestinationBuilder dstNodeBldr = new DestinationBuilder()
50 .setDestNode(new NodeId(dstNode));
52 // Create Source for the link
53 SourceBuilder srcNodeBldr = new SourceBuilder()
54 .setSourceNode(new NodeId(srcNode))
58 LinkId oppositeLinkId;
59 if (otnPrefix == null) {
60 linkId = LinkIdUtil.buildLinkId(srcNode, srcTp, dstNode, destTp);
61 oppositeLinkId = LinkIdUtil.buildLinkId(dstNode, destTp, srcNode, srcTp);
63 linkId = LinkIdUtil.buildOtnLinkId(srcNode, srcTp, dstNode, destTp, otnPrefix);
64 oppositeLinkId = LinkIdUtil.buildOtnLinkId(dstNode, destTp, srcNode, srcTp, otnPrefix);
67 Link1 lnk1 = new Link1Builder().setOppositeLink(oppositeLinkId).build();
69 // set link builder attribute
70 LinkBuilder lnkBldr = new LinkBuilder()
71 .setDestination(dstNodeBldr.build())
72 .setSource(srcNodeBldr.build())
74 .withKey(new LinkKey(linkId))
75 .addAugmentation(lnk1);
79 // This method returns the linkBuilder object for given source and destination
80 public static boolean deleteLink(String srcNode, String dstNode, String srcTp, String destTp,
81 NetworkTransactionService networkTransactionService) {
82 LOG.info("deleting link for {}-{}", srcNode, dstNode);
83 LinkId linkId = LinkIdUtil.buildLinkId(srcNode, srcTp, dstNode, destTp);
84 if (deleteLinkLinkId(linkId, networkTransactionService)) {
85 LOG.debug("Link Id {} updated to have admin state down", linkId);
88 LOG.debug("Link Id not found for Source {} and Dest {}", srcNode, dstNode);
93 // This method returns the linkBuilder object for given source and destination
94 public static boolean deleteLinkLinkId(LinkId linkId , NetworkTransactionService networkTransactionService) {
95 LOG.info("deleting link for LinkId: {}", linkId.getValue());
97 InstanceIdentifier.InstanceIdentifierBuilder<Link> linkIID = InstanceIdentifier.builder(Networks.class)
98 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
99 .augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
100 java.util.Optional<Link> link =
101 networkTransactionService.read(LogicalDatastoreType.CONFIGURATION,linkIID.build()).get();
102 if (link.isPresent()) {
103 LinkBuilder linkBuilder = new LinkBuilder(link.get());
104 Link1Builder link1Builder = new Link1Builder(linkBuilder.augmentation(Link1.class));
105 linkBuilder.removeAugmentation(Link1.class);
106 linkBuilder.addAugmentation(link1Builder.build());
107 networkTransactionService.merge(LogicalDatastoreType.CONFIGURATION, linkIID.build(),
108 linkBuilder.build());
109 networkTransactionService.commit().get(1, TimeUnit.SECONDS);
112 LOG.error("No link found for given LinkId: {}",
117 } catch (InterruptedException | ExecutionException | TimeoutException e) {
118 LOG.error("Error deleting link {}", linkId.getValue(), e);
123 public static AdminStates setNetworkAdminState(String adminState) {
124 if (adminState == null) {
127 switch (adminState) {
129 return AdminStates.InService;
131 return AdminStates.OutOfService;
133 return AdminStates.Maintenance;
139 public static State setNetworkOperState(String operState) {
140 if (operState == null) {
145 return State.InService;
147 return State.OutOfService;
149 return State.Degraded;