+/*
+ * Copyright © 2020 Orange, Inc. 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.pce.networkanalyzer;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.TreeMap;
+
+import org.opendaylight.transportpce.pce.SortPortsByName;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev181130.TerminationPoint1;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.Node1;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.networks.network.node.termination.point.pp.attributes.UsedWavelength;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev181130.OpenroadmNodeType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev181130.OpenroadmTpType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.format.rev190531.ServiceFormat;
+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.Node;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class PceOpticalNode implements PceNode {
+ private static final Logger LOG = LoggerFactory.getLogger(PceCalculation.class);
+
+ private boolean valid = true;
+
+ private final Node node;
+ private final NodeId nodeId;
+ private final OpenroadmNodeType nodeType;
+ private final ServiceFormat serviceFormat;
+ private final String pceNodeType;
+
+ // wavelength calculation per node type
+ private List<Long> availableWLindex = new ArrayList<Long>();
+ private Map<String, OpenroadmTpType> availableSrgPp = new TreeMap<String, OpenroadmTpType>();
+ private Map<String, OpenroadmTpType> availableSrgCp = new TreeMap<String, OpenroadmTpType>();
+ private List<String> usedXpndrNWTps = new ArrayList<String>();
+ private List<PceLink> outgoingLinks = new ArrayList<PceLink>();
+ private Map<String, String> clientPerNwTp = new HashMap<String, String>();
+
+ public PceOpticalNode(Node node, OpenroadmNodeType nodeType, NodeId nodeId, ServiceFormat serviceFormat,
+ String pceNodeType) {
+ this.node = node;
+ this.nodeId = nodeId;
+ this.nodeType = nodeType;
+ this.serviceFormat = serviceFormat;
+ this.pceNodeType = pceNodeType;
+
+ if ((node == null) || (nodeId == null) || (nodeType == null)) {
+ LOG.error("PceNode: one of parameters is not populated : nodeId, node type");
+ this.valid = false;
+ }
+ }
+
+ public void initSrgTps() {
+ this.availableSrgPp.clear();
+ this.availableSrgCp.clear();
+ if (!isValid()) {
+ return;
+ }
+ LOG.info("initSrgTpList: getting SRG tps from ROADM node {}", this.nodeId);
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Node1 nodeTp =
+ this.node.augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang
+ .ietf.network.topology.rev180226.Node1.class);
+ List<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network
+ .node.TerminationPoint> allTps = nodeTp.getTerminationPoint();
+ if (allTps == null) {
+ LOG.error("initSrgTpList: ROADM TerminationPoint list is empty for node {}", this.toString());
+ this.valid = false;
+ return;
+ }
+ for (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network
+ .node.TerminationPoint tp : allTps) {
+ TerminationPoint1 cntp1 = tp.augmentation(TerminationPoint1.class);
+ org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.TerminationPoint1 nttp1 = tp
+ .augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130
+ .TerminationPoint1.class);
+ OpenroadmTpType type = cntp1.getTpType();
+ LOG.info("type = {} for tp {}", type.getName(), tp.toString());
+
+ switch (type) {
+ case SRGTXRXCP:
+ case SRGRXCP:
+ case SRGTXCP:
+ LOG.info("initSrgTpList: adding SRG-CP tp = {} ", tp.getTpId().getValue());
+ this.availableSrgCp.put(tp.getTpId().getValue(), cntp1.getTpType());
+ break;
+ case SRGRXPP:
+ case SRGTXPP:
+ case SRGTXRXPP:
+ boolean used = true;
+ LOG.info("initSrgTpList: SRG-PP tp = {} found", tp.getTpId().getValue());
+ try {
+ List<UsedWavelength> usedWavelengths = nttp1.getPpAttributes().getUsedWavelength();
+ if (usedWavelengths.isEmpty()) {
+ used = false;
+ }
+ } catch (NullPointerException e) {
+ LOG.warn("initSrgTpList: 'usedWavelengths' for tp={} is null !", tp.getTpId().getValue());
+ used = false;
+ }
+ if (!used) {
+ LOG.info("initSrgTpList: adding SRG-PP tp '{}'", tp.getTpId().getValue());
+ this.availableSrgPp.put(tp.getTpId().getValue(), cntp1.getTpType());
+ } else {
+ LOG.warn("initSrgTpList: SRG-PP tp = {} found is busy !!");
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ if (this.availableSrgPp.isEmpty() && this.availableSrgCp.isEmpty()) {
+ LOG.error("initSrgTpList: ROADM SRG TerminationPoint list is empty for node {}", this.toString());
+ this.valid = false;
+ return;
+ }
+ LOG.info("initSrgTpList: availableSrgPp size = {} && availableSrgCp size = {} in {}",
+ this.availableSrgPp.size(), this.availableSrgCp.size(), this.toString());
+ return;
+ }
+
+ public void initWLlist() {
+ this.availableWLindex.clear();
+ if (!isValid()) {
+ return;
+ }
+ Node1 node1 = this.node.augmentation(Node1.class);
+ switch (this.nodeType) {
+ case SRG :
+ List<org.opendaylight.yang.gen.v1.http.org.openroadm.srg.rev181130.srg.node.attributes
+ .AvailableWavelengths> srgAvailableWL =
+ node1.getSrgAttributes().getAvailableWavelengths();
+ if (srgAvailableWL == null) {
+ this.valid = false;
+ LOG.error("initWLlist: SRG AvailableWavelengths is empty for node {}", this.toString());
+ return;
+ }
+ for (org.opendaylight.yang.gen.v1.http.org.openroadm.srg.rev181130.srg.node.attributes
+ .AvailableWavelengths awl : srgAvailableWL) {
+ this.availableWLindex.add(awl.getIndex());
+ LOG.debug("initWLlist: SRG next = {} in {}", awl.getIndex(), this.toString());
+ }
+ break;
+ case DEGREE :
+ List<org.opendaylight.yang.gen.v1.http.org.openroadm.degree.rev181130.degree.node.attributes
+ .AvailableWavelengths> degAvailableWL = node1.getDegreeAttributes().getAvailableWavelengths();
+ if (degAvailableWL == null) {
+ this.valid = false;
+ LOG.error("initWLlist: DEG AvailableWavelengths is empty for node {}", this.toString());
+ return;
+ }
+ for (org.opendaylight.yang.gen.v1.http.org.openroadm.degree.rev181130.degree.node.attributes
+ .AvailableWavelengths awl : degAvailableWL) {
+ this.availableWLindex.add(awl.getIndex());
+ LOG.debug("initWLlist: DEGREE next = {} in {}", awl.getIndex(), this.toString());
+ }
+ break;
+ case XPONDER :
+ // HARD CODED 96
+ for (long i = 1; i <= 96; i++) {
+ this.availableWLindex.add(i);
+ }
+ break;
+ default:
+ LOG.error("initWLlist: unsupported node type {} in node {}", this.nodeType, this.toString());
+ break;
+ }
+ if (this.availableWLindex.size() == 0) {
+ LOG.debug("initWLlist: There are no available wavelengths in node {}", this.toString());
+ this.valid = false;
+ }
+ LOG.debug("initWLlist: availableWLindex size = {} in {}", this.availableWLindex.size(), this.toString());
+ return;
+ }
+
+ public void initXndrTps() {
+ LOG.info("PceNod: initXndrTps for node : {}", this.nodeId);
+ if (!isValid()) {
+ return;
+ }
+ org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Node1 nodeTp =
+ this.node.augmentation(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang
+ .ietf.network.topology.rev180226.Node1.class);
+ List<org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network
+ .node.TerminationPoint> allTps = nodeTp.getTerminationPoint();
+ if (allTps == null) {
+ this.valid = false;
+ LOG.error("initXndrTps: XPONDER TerminationPoint list is empty for node {}", this.toString());
+ return;
+ }
+ this.valid = false;
+ for (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network
+ .node.TerminationPoint tp : allTps) {
+ TerminationPoint1 cntp1 = tp.augmentation(TerminationPoint1.class);
+ org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.TerminationPoint1 nttp1 = tp
+ .augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130
+ .TerminationPoint1.class);
+ if (cntp1.getTpType() == OpenroadmTpType.XPONDERNETWORK) {
+ if (nttp1 != null && nttp1.getXpdrNetworkAttributes().getWavelength() != null) {
+ this.usedXpndrNWTps.add(tp.getTpId().getValue());
+ LOG.info("initXndrTps: XPONDER tp = {} is used", tp.getTpId().getValue());
+ } else {
+ this.valid = true;
+ }
+ // find Client of this network TP
+ String client;
+ org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.TerminationPoint1 tpceTp1 =
+ tp.augmentation(org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129
+ .TerminationPoint1.class);
+ if (tpceTp1 != null) {
+ client = tpceTp1.getAssociatedConnectionMapPort();
+ if (client != null) {
+ this.clientPerNwTp.put(tp.getTpId().getValue(), client);
+ this.valid = true;
+ } else {
+ LOG.error("initXndrTps: XPONDER {} NW TP doesn't have defined Client {}", this.toString(),
+ tp.getTpId().getValue());
+ }
+ } else if (ServiceFormat.OTU.equals(this.serviceFormat)) {
+ LOG.info("Infrastructure OTU4 connection");
+ this.valid = true;
+ } else {
+ LOG.error("Service Format {} not managed yet", this.serviceFormat.getName());
+ }
+ }
+ }
+ if (!isValid()) {
+ LOG.error("initXndrTps: XPONDER doesn't have available wavelengths for node {}", this.toString());
+ return;
+ }
+ }
+
+ @Override
+ public String getRdmSrgClient(String tp) {
+ LOG.info("getRdmSrgClient: Getting PP client for tp '{}' on node : {}", tp, this.nodeId);
+ OpenroadmTpType srgType = null;
+ OpenroadmTpType cpType = this.availableSrgCp.get(tp);
+ if (cpType == null) {
+ LOG.error("getRdmSrgClient: tp {} not existed in SRG CPterminationPoint list");
+ return null;
+ }
+ switch (cpType) {
+ case SRGTXRXCP:
+ LOG.info("getRdmSrgClient: Getting BI Directional PP port ...");
+ srgType = OpenroadmTpType.SRGTXRXPP;
+ break;
+ case SRGTXCP:
+ LOG.info("getRdmSrgClient: Getting UNI Rx PP port ...");
+ srgType = OpenroadmTpType.SRGRXPP;
+ break;
+ case SRGRXCP:
+ LOG.info("getRdmSrgClient: Getting UNI Tx PP port ...");
+ srgType = OpenroadmTpType.SRGTXPP;
+ break;
+ default:
+ break;
+ }
+ LOG.info("getRdmSrgClient: Getting client PP for CP '{}'", tp);
+ if (!this.availableSrgPp.isEmpty()) {
+ Optional<String> client = null;
+ final OpenroadmTpType openType = srgType;
+ client = this.availableSrgPp.entrySet()
+ .stream().filter(pp -> pp.getValue().getName().equals(openType.getName()))
+ .map(Map.Entry::getKey)
+ .sorted(new SortPortsByName())
+ .findFirst();
+ if (!client.isPresent()) {
+ LOG.error("getRdmSrgClient: ROADM {} doesn't have PP Client for CP {}", this.toString(), tp);
+ return null;
+ }
+ LOG.info("getRdmSrgClient: client PP {} for CP {} found !", client, tp);
+ return client.get();
+ } else {
+ LOG.error("getRdmSrgClient: SRG TerminationPoint PP list is not available for node {}", this.toString());
+ return null;
+ }
+ }
+
+
+ public void validateAZxponder(String anodeId, String znodeId) {
+ if (!isValid()) {
+ return;
+ }
+ if (this.nodeType != OpenroadmNodeType.XPONDER) {
+ return;
+ }
+ // Detect A and Z
+ if (this.getSupNetworkNodeId().equals(anodeId) || (this.getSupNetworkNodeId().equals(znodeId))) {
+ LOG.info("validateAZxponder: A or Z node detected == {}", nodeId.getValue());
+ initXndrTps();
+ return;
+ }
+ LOG.debug("validateAZxponder: XPONDER is ignored == {}", nodeId.getValue());
+ valid = false;
+ }
+
+ @Override
+ public boolean checkTP(String tp) {
+ return !this.usedXpndrNWTps.contains(tp);
+ }
+
+ @Override
+ public boolean checkWL(long index) {
+ return (this.availableWLindex.contains(index));
+ }
+
+ public boolean isValid() {
+ if (node == null || nodeId == null || nodeType == null || this.getSupNetworkNodeId() == null
+ || this.getSupClliNodeId() == null) {
+ LOG.error("PceNode: one of parameters is not populated : nodeId, node type, supporting nodeId");
+ valid = false;
+ }
+ return valid;
+ }
+
+ @Override
+ public List<PceLink> getOutgoingLinks() {
+ return outgoingLinks;
+ }
+
+ @Override
+ public NodeId getNodeId() {
+ return nodeId;
+ }
+
+ public String toString() {
+ return "PceNode type=" + nodeType + " ID=" + nodeId.getValue() + " CLLI=" + this.getSupClliNodeId();
+ }
+
+ @Override
+ public String getPceNodeType() {
+ return this.pceNodeType;
+ }
+
+ @Override
+ public String getSupNetworkNodeId() {
+ return MapUtils.getSupNetworkNode(this.node);
+ }
+
+ @Override
+ public String getSupClliNodeId() {
+ return MapUtils.getSupClliNode(this.node);
+ }
+
+ @Override
+ public void addOutgoingLink(PceLink outLink) {
+ this.outgoingLinks.add(outLink);
+ }
+
+ @Override
+ public String getXpdrClient(String tp) {
+ return this.clientPerNwTp.get(tp);
+ }
+
+ @Override
+ public Map<String, List<Integer>> getAvailableTribPorts() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+
+ @Override
+ public Map<String, List<Integer>> getAvailableTribSlots() {
+ // TODO Auto-generated method stub
+ return null;
+ }
+}