/*
* Copyright © 2016 AT&T and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.transportpce.networkmodel;
import com.google.common.util.concurrent.FluentFuture;
import java.util.Optional;
import java.util.concurrent.ExecutionException;
import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.mdsal.binding.api.DataBroker;
import org.opendaylight.mdsal.binding.api.ReadTransaction;
import org.opendaylight.mdsal.binding.api.WriteTransaction;
import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
import org.opendaylight.transportpce.common.NetworkUtils;
import org.opendaylight.transportpce.networkmodel.util.LinkIdUtil;
import org.opendaylight.transportpce.networkmodel.util.TopologyUtils;
import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.networkutils.rev170818.InitRoadmNodesInput;
import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.Link1Builder;
import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.TerminationPoint1;
import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev191129.State;
import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev191129.AdminStates;
import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev200529.OpenroadmLinkType;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.Node;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.NodeKey;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.TpId;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkKey;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPoint;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.node.TerminationPointKey;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
final class OrdLink {
private static final Logger LOG = LoggerFactory.getLogger(OrdLink.class);
/**Method to create OMS links if not discovered by LLDP. This is helpful
to create test topologies using simulators**/
public static boolean createRdm2RdmLinks(InitRoadmNodesInput input, DataBroker dataBroker) {
LinkId oppositeLinkId = LinkIdUtil.getRdm2RdmOppositeLinkId(input);
//For opposite link augment
Link1Builder oppsiteLinkBuilder =
new Link1Builder()
.setOppositeLink(oppositeLinkId)
.setLinkType(OpenroadmLinkType.ROADMTOROADM);
String srcNode = new StringBuilder(input.getRdmANode()).append("-DEG").append(input.getDegANum()).toString();
String srcTp = input.getTerminationPointA();
String destNode = new StringBuilder(input.getRdmZNode()).append("-DEG").append(input.getDegZNum()).toString();
String destTp = input.getTerminationPointZ();
// Check status of TPs to provide R2R link state
TerminationPoint rdmSrcTp = getTpofNode(srcNode, srcTp, dataBroker);
TerminationPoint rdmDstTp = getTpofNode(destNode, destTp, dataBroker);
if (State.InService.equals(rdmSrcTp.augmentation(TerminationPoint1.class).getOperationalState())
&& State.InService.equals(rdmDstTp.augmentation(TerminationPoint1.class).getOperationalState())) {
oppsiteLinkBuilder.setAdministrativeState(AdminStates.InService).setOperationalState(State.InService);
} else {
oppsiteLinkBuilder.setAdministrativeState(AdminStates.OutOfService).setOperationalState(State.OutOfService);
}
//IETF link builder
LinkBuilder linkBuilder = TopologyUtils.createLink(srcNode, destNode, srcTp, destTp, null);
linkBuilder.addAugmentation(new Link1Builder().setOppositeLink(oppositeLinkId).build());
linkBuilder.addAugmentation(oppsiteLinkBuilder.build());
LinkId linkId = LinkIdUtil.buildLinkId(srcNode, srcTp, destNode, destTp);
// Building link instance identifier
InstanceIdentifier.InstanceIdentifierBuilder linkIID = InstanceIdentifier.builder(Networks.class)
.child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
.augmentation(Network1.class).child(Link.class, new LinkKey(linkId));
WriteTransaction writeTransaction = dataBroker.newWriteOnlyTransaction();
writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, linkIID.build(), linkBuilder.build());
try {
writeTransaction.commit().get();
LOG.info("A new link with linkId: {} added into {} layer.",
linkId.getValue(), NetworkUtils.OVERLAY_NETWORK_ID);
return true;
} catch (InterruptedException | ExecutionException e) {
LOG.warn("Failed to create Roadm 2 Roadm Link for topo layer ");
return false;
}
}
private static TerminationPoint getTpofNode(String srcNode, String srcTp, DataBroker dataBroker) {
InstanceIdentifier iiTp = InstanceIdentifier.builder(Networks.class)
.child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID)))
.child(Node.class, new NodeKey(new NodeId(srcNode)))
.augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226
.Node1.class)
.child(TerminationPoint.class, new TerminationPointKey(new TpId(srcTp)))
.build();
@NonNull
ReadTransaction readTransaction = dataBroker.newReadOnlyTransaction();
@NonNull
FluentFuture> tpFf = readTransaction.read(LogicalDatastoreType.CONFIGURATION, iiTp);
if (tpFf.isDone()) {
try {
Optional tpOpt;
tpOpt = tpFf.get();
if (tpOpt.isPresent()) {
return tpOpt.get();
}
} catch (InterruptedException | ExecutionException e) {
LOG.error("Impossible to get tp-id {} of node {} from {}", srcTp, srcNode,
NetworkUtils.OVERLAY_NETWORK_ID, e);
}
}
return null;
}
private OrdLink(){
}
}