2 * Copyright © 2017 AT&T, Inc. 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
9 package org.opendaylight.transportpce.pce.networkanalyzer;
11 import java.math.BigDecimal;
12 import java.util.ArrayList;
13 import java.util.HashMap;
14 import java.util.HashSet;
15 import java.util.List;
17 import java.util.Optional;
19 import java.util.concurrent.ExecutionException;
20 import java.util.stream.Collectors;
21 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
22 import org.opendaylight.transportpce.common.NetworkUtils;
23 import org.opendaylight.transportpce.common.ResponseCodes;
24 import org.opendaylight.transportpce.common.StringConstants;
25 import org.opendaylight.transportpce.common.fixedflex.GridConstant;
26 import org.opendaylight.transportpce.common.mapping.MappingUtils;
27 import org.opendaylight.transportpce.common.mapping.MappingUtilsImpl;
28 import org.opendaylight.transportpce.common.mapping.PortMapping;
29 import org.opendaylight.transportpce.common.network.NetworkTransactionService;
30 import org.opendaylight.transportpce.common.service.ServiceTypes;
31 import org.opendaylight.transportpce.pce.PceComplianceCheck;
32 import org.opendaylight.transportpce.pce.constraints.PceConstraints;
33 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev210701.PathComputationRequestInput;
34 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220114.mc.capabilities.McCapabilities;
35 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.Link1;
36 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev200529.Node1;
37 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev191129.State;
38 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.types.rev191129.NodeTypes;
39 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev200529.OpenroadmLinkType;
40 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev200529.OpenroadmNodeType;
41 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
42 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
43 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
44 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
45 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
46 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.Node;
47 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
48 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
49 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
50 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
51 import org.opendaylight.yangtools.yang.common.Uint32;
52 import org.slf4j.Logger;
53 import org.slf4j.LoggerFactory;
55 public class PceCalculation {
57 private static final Logger LOG = LoggerFactory.getLogger(PceCalculation.class);
58 private NetworkTransactionService networkTransactionService = null;
60 ///////////// data parsed from Input/////////////////
61 private PathComputationRequestInput input;
62 private String anodeId = "";
63 private String znodeId = "";
64 private String serviceFormatA = "";
65 private String serviceFormatZ = "";
66 private String serviceType = "";
67 private Uint32 serviceRate = Uint32.valueOf(0);
69 private PceConstraints pceHardConstraints;
71 ///////////// Intermediate data/////////////////
72 private List<PceLink> addLinks = new ArrayList<>();
73 private List<PceLink> dropLinks = new ArrayList<>();
74 private HashSet<NodeId> azSrgs = new HashSet<>();
76 private PceNode aendPceNode = null;
77 private PceNode zendPceNode = null;
79 private List<Link> allLinks = null;
80 private List<Node> allNodes = null;
82 // this List serves graph calculation
83 private Map<NodeId, PceNode> allPceNodes = new HashMap<>();
84 // this List serves calculation of ZtoA path description
85 // TODO maybe better solution is possible
86 private Map<LinkId, PceLink> allPceLinks = new HashMap<>();
87 private Set<LinkId> linksToExclude = new HashSet<>();
88 private PceResult returnStructure;
89 private PortMapping portMapping;
91 private enum ConstraintTypes {
92 NONE, HARD_EXCLUDE, HARD_INCLUDE, HARD_DIVERSITY, SOFT_EXCLUDE, SOFT_INCLUDE, SOFT_DIVERSITY;
95 private MappingUtils mappingUtils;
97 public PceCalculation(PathComputationRequestInput input, NetworkTransactionService networkTransactionService,
98 PceConstraints pceHardConstraints, PceConstraints pceSoftConstraints, PceResult rc,
99 PortMapping portMapping) {
101 this.networkTransactionService = networkTransactionService;
102 this.returnStructure = rc;
104 this.pceHardConstraints = pceHardConstraints;
105 this.mappingUtils = new MappingUtilsImpl(networkTransactionService.getDataBroker());
106 this.portMapping = portMapping;
110 public void retrievePceNetwork() {
112 LOG.info("In PceCalculation retrieveNetwork: ");
115 returnStructure.setRC(ResponseCodes.RESPONSE_FAILED);
118 MapUtils.mapDiversityConstraints(allNodes, allLinks, pceHardConstraints);
121 returnStructure.setRC(ResponseCodes.RESPONSE_FAILED);
124 printNodesInfo(allPceNodes);
126 returnStructure.setRC(ResponseCodes.RESPONSE_OK);
130 private boolean parseInput() {
131 if (!PceComplianceCheck.checkString(input.getServiceAEnd().getServiceFormat().getName())
132 || !PceComplianceCheck.checkString(input.getServiceZEnd().getServiceFormat().getName())
133 || !PceComplianceCheck.checkString(input.getServiceAEnd().getServiceRate().toString())) {
134 LOG.error("Service Format and Service Rate are required for a path calculation");
137 serviceFormatA = input.getServiceAEnd().getServiceFormat().getName();
138 serviceFormatZ = input.getServiceZEnd().getServiceFormat().getName();
139 serviceRate = input.getServiceAEnd().getServiceRate();
140 serviceType = ServiceTypes.getServiceType(serviceFormatA, serviceRate,
141 (NodeTypes.Xpdr.equals(portMapping.getNode(input.getServiceAEnd().getNodeId()).getNodeInfo().getNodeType())
142 && input.getServiceAEnd().getTxDirection() != null
143 && input.getServiceAEnd().getTxDirection().getPort() != null
144 && input.getServiceAEnd().getTxDirection().getPort().getPortName() != null)
145 ? portMapping.getMapping(input.getServiceAEnd().getNodeId(),
146 input.getServiceAEnd().getTxDirection().getPort().getPortName())
149 LOG.info("parseInput: A and Z :[{}] and [{}]", anodeId, znodeId);
153 returnStructure.setRate(input.getServiceAEnd().getServiceRate().toJava());
154 returnStructure.setServiceFormat(input.getServiceAEnd().getServiceFormat());
158 private void getAZnodeId() {
159 switch (serviceType) {
160 case StringConstants.SERVICE_TYPE_ODU4:
161 case StringConstants.SERVICE_TYPE_ODUC2:
162 case StringConstants.SERVICE_TYPE_ODUC3:
163 case StringConstants.SERVICE_TYPE_ODUC4:
164 case StringConstants.SERVICE_TYPE_100GE_M:
165 case StringConstants.SERVICE_TYPE_100GE_S:
166 case StringConstants.SERVICE_TYPE_10GE:
167 case StringConstants.SERVICE_TYPE_1GE:
168 anodeId = input.getServiceAEnd().getTxDirection().getPort().getPortDeviceName();
169 znodeId = input.getServiceZEnd().getTxDirection().getPort().getPortDeviceName();
172 anodeId = input.getServiceAEnd().getNodeId();
173 znodeId = input.getServiceZEnd().getNodeId();
178 private boolean readMdSal() {
179 InstanceIdentifier<Network> nwInstanceIdentifier = null;
180 switch (serviceType) {
181 case StringConstants.SERVICE_TYPE_100GE_T:
182 case StringConstants.SERVICE_TYPE_400GE:
183 case StringConstants.SERVICE_TYPE_OTU4:
184 case StringConstants.SERVICE_TYPE_OTUC2:
185 case StringConstants.SERVICE_TYPE_OTUC3:
186 case StringConstants.SERVICE_TYPE_OTUC4:
187 LOG.info("readMdSal: network {}", NetworkUtils.OVERLAY_NETWORK_ID);
188 nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
189 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID))).build();
191 case StringConstants.SERVICE_TYPE_100GE_M:
192 case StringConstants.SERVICE_TYPE_100GE_S:
193 case StringConstants.SERVICE_TYPE_ODU4:
194 case StringConstants.SERVICE_TYPE_ODUC2:
195 case StringConstants.SERVICE_TYPE_ODUC3:
196 case StringConstants.SERVICE_TYPE_ODUC4:
197 case StringConstants.SERVICE_TYPE_10GE:
198 case StringConstants.SERVICE_TYPE_1GE:
199 LOG.info("readMdSal: network {}", NetworkUtils.OTN_NETWORK_ID);
200 nwInstanceIdentifier = InstanceIdentifier.builder(Networks.class)
201 .child(Network.class, new NetworkKey(new NetworkId(NetworkUtils.OTN_NETWORK_ID))).build();
204 LOG.warn("readMdSal: unknown service-type for service-rate {} and service-format {}", serviceRate,
209 if (readTopology(nwInstanceIdentifier) == null) {
210 LOG.error("readMdSal: network is null: {}", nwInstanceIdentifier);
214 allNodes = readTopology(nwInstanceIdentifier).nonnullNode().values().stream().sorted((n1, n2)
215 -> n1.getNodeId().getValue().compareTo(n2.getNodeId().getValue())).collect(Collectors.toList());
216 Network1 nw1 = readTopology(nwInstanceIdentifier).augmentation(Network1.class);
218 LOG.warn("no otn links in otn-topology");
220 allLinks = nw1.nonnullLink().values().stream().sorted((l1, l2)
221 -> l1.getSource().getSourceTp().getValue().compareTo(l2.getSource().getSourceTp().getValue()))
222 .collect(Collectors.toList());
224 if (allNodes == null || allNodes.isEmpty()) {
225 LOG.error("readMdSal: no nodes ");
228 LOG.info("readMdSal: network nodes: {} nodes added", allNodes.size());
229 LOG.debug("readMdSal: network nodes: {} nodes added", allNodes);
231 if (allLinks == null || allLinks.isEmpty()) {
232 LOG.error("readMdSal: no links ");
235 LOG.info("readMdSal: network links: {} links added", allLinks.size());
236 LOG.debug("readMdSal: network links: {} links added", allLinks);
241 private Network readTopology(InstanceIdentifier<Network> nwInstanceIdentifier) {
244 Optional<Network> nwOptional =
245 networkTransactionService.read(LogicalDatastoreType.CONFIGURATION, nwInstanceIdentifier).get();
246 if (nwOptional.isPresent()) {
247 nw = nwOptional.get();
248 LOG.debug("readMdSal: network nodes: nwOptional.isPresent = true {}", nw);
249 networkTransactionService.close();
251 } catch (InterruptedException | ExecutionException e) {
252 LOG.error("readMdSal: Error reading topology {}", nwInstanceIdentifier);
253 networkTransactionService.close();
254 returnStructure.setRC(ResponseCodes.RESPONSE_FAILED);
255 throw new RuntimeException(
256 "readMdSal: Error reading from operational store, topology : " + nwInstanceIdentifier + " :" + e);
261 private boolean analyzeNw() {
263 LOG.debug("analyzeNw: allNodes size {}, allLinks size {}", allNodes.size(), allLinks.size());
264 switch (serviceType) {
265 case StringConstants.SERVICE_TYPE_100GE_T:
266 case StringConstants.SERVICE_TYPE_OTU4:
267 case StringConstants.SERVICE_TYPE_400GE:
268 case StringConstants.SERVICE_TYPE_OTUC2:
269 case StringConstants.SERVICE_TYPE_OTUC3:
270 case StringConstants.SERVICE_TYPE_OTUC4:
271 // 100GE service and OTU4 service are handled at the openroadm-topology layer
272 for (Node node : allNodes) {
276 LOG.debug("analyzeNw: allPceNodes size {}", allPceNodes.size());
278 if (aendPceNode == null || zendPceNode == null) {
279 LOG.error("analyzeNw: Error in reading nodes: A or Z do not present in the network");
282 for (Link link : allLinks) {
286 LOG.debug("analyzeNw: addLinks size {}, dropLinks size {}", addLinks.size(), dropLinks.size());
288 LOG.debug("analyzeNw: azSrgs size = {}", azSrgs.size());
289 for (NodeId srg : azSrgs) {
290 LOG.debug("analyzeNw: A/Z Srgs SRG = {}", srg.getValue());
293 for (PceLink link : addLinks) {
294 filteraddLinks(link);
296 for (PceLink link : dropLinks) {
297 filterdropLinks(link);
302 // ODU4, 10GE/ODU2e or 1GE/ODU0 services are handled at openroadm-otn layer
304 for (Node node : allNodes) {
305 validateOtnNode(node);
308 LOG.info("analyzeNw: allPceNodes {}", allPceNodes);
310 if (aendPceNode == null || zendPceNode == null) {
311 LOG.error("analyzeNw: Error in reading nodes: A or Z do not present in the network");
314 for (Link link : allLinks) {
320 LOG.info("analyzeNw: allPceNodes size {}, allPceLinks size {}", allPceNodes.size(), allPceLinks.size());
322 if ((allPceNodes.size() == 0) || (allPceLinks.size() == 0)) {
326 LOG.debug("analyzeNw: allPceNodes {}", allPceNodes);
327 LOG.debug("analyzeNw: allPceLinks {}", allPceLinks);
332 private boolean filteraddLinks(PceLink pcelink) {
334 NodeId nodeId = pcelink.getSourceId();
336 if (azSrgs.contains(nodeId)) {
337 allPceLinks.put(pcelink.getLinkId(), pcelink);
338 allPceNodes.get(nodeId).addOutgoingLink(pcelink);
339 LOG.debug("analyzeNw: Add_LINK added to source and to allPceLinks {}", pcelink.getLinkId());
343 // remove the SRG from PceNodes, as it is not directly connected to A/Z
344 allPceNodes.remove(nodeId);
345 LOG.debug("analyzeNw: SRG removed {}", nodeId.getValue());
350 private boolean filterdropLinks(PceLink pcelink) {
352 NodeId nodeId = pcelink.getDestId();
354 if (azSrgs.contains(nodeId)) {
355 allPceLinks.put(pcelink.getLinkId(), pcelink);
356 allPceNodes.get(nodeId).addOutgoingLink(pcelink);
357 LOG.debug("analyzeNw: Drop_LINK added to dest and to allPceLinks {}", pcelink.getLinkId());
361 // remove the SRG from PceNodes, as it is not directly connected to A/Z
362 allPceNodes.remove(pcelink.getDestId());
363 LOG.debug("analyzeNw: SRG removed {}", nodeId.getValue());
368 private boolean validateLink(Link link) {
369 LOG.info("validateLink: link {} ", link);
371 NodeId sourceId = link.getSource().getSourceNode();
372 NodeId destId = link.getDestination().getDestNode();
373 PceNode source = allPceNodes.get(sourceId);
374 PceNode dest = allPceNodes.get(destId);
375 State state = link.augmentation(Link1.class).getOperationalState();
377 if (source == null) {
378 LOG.debug("validateLink: Link is ignored due source node is rejected by node validation - {}",
379 link.getSource().getSourceNode().getValue());
383 LOG.debug("validateLink: Link is ignored due dest node is rejected by node validation - {}",
384 link.getDestination().getDestNode().getValue());
388 if (State.OutOfService.equals(state)) {
389 LOG.debug("validateLink: Link is ignored due operational state - {}",
394 switch (serviceType) {
395 case StringConstants.SERVICE_TYPE_100GE_T:
396 case StringConstants.SERVICE_TYPE_OTU4:
397 case StringConstants.SERVICE_TYPE_OTUC2:
398 case StringConstants.SERVICE_TYPE_OTUC3:
399 case StringConstants.SERVICE_TYPE_OTUC4:
400 case StringConstants.SERVICE_TYPE_400GE:
401 return processPceLink(link, sourceId, destId, source, dest);
402 case StringConstants.SERVICE_TYPE_ODU4:
403 case StringConstants.SERVICE_TYPE_10GE:
404 case StringConstants.SERVICE_TYPE_100GE_M:
405 case StringConstants.SERVICE_TYPE_100GE_S:
406 case StringConstants.SERVICE_TYPE_ODUC2:
407 case StringConstants.SERVICE_TYPE_ODUC3:
408 case StringConstants.SERVICE_TYPE_ODUC4:
409 case StringConstants.SERVICE_TYPE_1GE:
410 return processPceOtnLink(link, source, dest);
412 LOG.error(" validateLink: Unmanaged service type {}", serviceType);
417 private void validateNode(Node node) {
418 LOG.debug("validateNode: node {} ", node);
419 // PceNode will be used in Graph algorithm
420 Node1 node1 = node.augmentation(Node1.class);
422 LOG.error("getNodeType: no Node1 (type) Augmentation for node: [{}]. Node is ignored", node.getNodeId());
425 if (State.OutOfService.equals(node1.getOperationalState())) {
426 LOG.error("getNodeType: node is ignored due to operational state - {}", node1.getOperationalState()
430 OpenroadmNodeType nodeType = node1.getNodeType();
431 String deviceNodeId = MapUtils.getSupNetworkNode(node);
432 // Should never happen but because of existing topology test files
433 // we have to manage this case
434 if (deviceNodeId == null || deviceNodeId.isBlank()) {
435 deviceNodeId = node.getNodeId().getValue();
438 LOG.info("Device node id {} for {}", deviceNodeId, node);
439 PceOpticalNode pceNode = new PceOpticalNode(deviceNodeId, this.serviceType, portMapping, node, nodeType,
440 mappingUtils.getOpenRoadmVersion(deviceNodeId), getSlotWidthGranularity(deviceNodeId, node.getNodeId()),
441 getCentralFreqGranularity(deviceNodeId, node.getNodeId()));
442 pceNode.validateAZxponder(anodeId, znodeId, input.getServiceAEnd().getServiceFormat());
443 pceNode.initFrequenciesBitSet();
445 if (!pceNode.isValid()) {
446 LOG.warn(" validateNode: Node is ignored");
449 if (validateNodeConstraints(pceNode).equals(ConstraintTypes.HARD_EXCLUDE)) {
452 if (endPceNode(nodeType, pceNode.getNodeId(), pceNode) && this.aendPceNode == null
453 && isAZendPceNode(this.serviceFormatA, pceNode, anodeId, "A")) {
454 this.aendPceNode = pceNode;
456 if (endPceNode(nodeType, pceNode.getNodeId(), pceNode) && this.zendPceNode == null
457 && isAZendPceNode(this.serviceFormatZ, pceNode, znodeId, "Z")) {
458 this.zendPceNode = pceNode;
461 allPceNodes.put(pceNode.getNodeId(), pceNode);
462 LOG.debug("validateNode: node is saved {}", pceNode.getNodeId().getValue());
466 private boolean isAZendPceNode(String serviceFormat, PceOpticalNode pceNode, String azNodeId, String azEndPoint) {
467 switch (serviceFormat) {
470 if (pceNode.getSupNetworkNodeId().equals(azNodeId)) {
475 if ("A".equals(azEndPoint) && pceNode.getNodeId().getValue()
476 .equals(this.input.getServiceAEnd().getRxDirection().getPort().getPortDeviceName())) {
479 if ("Z".equals(azEndPoint) && pceNode.getNodeId().getValue()
480 .equals(this.input.getServiceZEnd().getRxDirection().getPort().getPortDeviceName())) {
485 LOG.debug("Unsupported service Format {} for node {}", serviceFormat, pceNode.getNodeId().getValue());
490 private void validateOtnNode(Node node) {
491 LOG.info("validateOtnNode: {} ", node.getNodeId().getValue());
492 // PceOtnNode will be used in Graph algorithm
493 if (node.augmentation(Node1.class) == null) {
494 LOG.error("ValidateOtnNode: no node-type augmentation. Node {} is ignored", node.getNodeId().getValue());
498 OpenroadmNodeType nodeType = node.augmentation(Node1.class).getNodeType();
500 PceOtnNode pceOtnNode = new PceOtnNode(node, nodeType, node.getNodeId(), "otn", serviceType);
501 pceOtnNode.validateXponder(anodeId, znodeId);
503 if (!pceOtnNode.isValid()) {
504 LOG.warn(" validateOtnNode: Node {} is ignored", node.getNodeId().getValue());
507 if (validateNodeConstraints(pceOtnNode).equals(ConstraintTypes.HARD_EXCLUDE)) {
510 if (pceOtnNode.getNodeId().getValue().equals(anodeId) && this.aendPceNode == null) {
511 this.aendPceNode = pceOtnNode;
513 if (pceOtnNode.getNodeId().getValue().equals(znodeId) && this.zendPceNode == null) {
514 this.zendPceNode = pceOtnNode;
516 allPceNodes.put(pceOtnNode.getNodeId(), pceOtnNode);
517 LOG.info("validateOtnNode: node {} is saved", node.getNodeId().getValue());
521 private ConstraintTypes validateNodeConstraints(PceNode pcenode) {
522 if (pceHardConstraints.getExcludeSupNodes().isEmpty() && pceHardConstraints.getExcludeCLLI().isEmpty()) {
523 return ConstraintTypes.NONE;
525 if (pceHardConstraints.getExcludeSupNodes().contains(pcenode.getSupNetworkNodeId())) {
526 LOG.info("validateNodeConstraints: {}", pcenode.getNodeId().getValue());
527 return ConstraintTypes.HARD_EXCLUDE;
529 if (pceHardConstraints.getExcludeCLLI().contains(pcenode.getSupClliNodeId())) {
530 LOG.info("validateNodeConstraints: {}", pcenode.getNodeId().getValue());
531 return ConstraintTypes.HARD_EXCLUDE;
533 return ConstraintTypes.NONE;
536 private ConstraintTypes validateLinkConstraints(PceLink link) {
537 if (pceHardConstraints.getExcludeSRLG().isEmpty()) {
538 return ConstraintTypes.NONE;
541 // for now SRLG is the only constraint for link
542 if (link.getlinkType() != OpenroadmLinkType.ROADMTOROADM) {
543 return ConstraintTypes.NONE;
546 List<Long> constraints = new ArrayList<>(pceHardConstraints.getExcludeSRLG());
547 constraints.retainAll(link.getsrlgList());
548 if (!constraints.isEmpty()) {
549 LOG.info("validateLinkConstraints: {}", link.getLinkId().getValue());
550 return ConstraintTypes.HARD_EXCLUDE;
553 return ConstraintTypes.NONE;
556 private void dropOppositeLink(Link link) {
557 LinkId opplink = MapUtils.extractOppositeLink(link);
559 if (allPceLinks.containsKey(opplink)) {
560 allPceLinks.remove(opplink);
562 linksToExclude.add(opplink);
566 private Boolean endPceNode(OpenroadmNodeType openroadmNodeType, NodeId nodeId, PceOpticalNode pceNode) {
567 switch (openroadmNodeType) {
569 pceNode.initSrgTps();
570 this.azSrgs.add(nodeId);
573 pceNode.initXndrTps(input.getServiceAEnd().getServiceFormat());
576 LOG.warn("endPceNode: Node {} is not SRG or XPONDER !", nodeId);
580 if (!pceNode.isValid()) {
581 LOG.error("validateNode : there are no available frequencies in node {}", pceNode.getNodeId().getValue());
587 private boolean processPceLink(Link link, NodeId sourceId, NodeId destId, PceNode source, PceNode dest) {
588 PceLink pcelink = new PceLink(link, source, dest);
589 if (!pcelink.isValid()) {
590 dropOppositeLink(link);
591 LOG.error(" validateLink: Link is ignored due errors in network data or in opposite link");
594 LinkId linkId = pcelink.getLinkId();
595 if (validateLinkConstraints(pcelink).equals(ConstraintTypes.HARD_EXCLUDE)) {
596 dropOppositeLink(link);
597 LOG.debug("validateLink: constraints : link is ignored == {}", linkId.getValue());
600 switch (pcelink.getlinkType()) {
603 allPceLinks.put(linkId, pcelink);
604 source.addOutgoingLink(pcelink);
605 LOG.debug("validateLink: {}-LINK added to allPceLinks {}",
606 pcelink.getlinkType(), pcelink);
609 pcelink.setClient(source.getRdmSrgClient(pcelink.getSourceTP().getValue()));
610 addLinks.add(pcelink);
611 LOG.debug("validateLink: ADD-LINK saved {}", pcelink);
614 pcelink.setClient(dest.getRdmSrgClient(pcelink.getDestTP().getValue()));
615 dropLinks.add(pcelink);
616 LOG.debug("validateLink: DROP-LINK saved {}", pcelink);
619 // store separately all SRG links directly
620 azSrgs.add(sourceId);
622 if (!dest.checkTP(pcelink.getDestTP().getValue())) {
624 "validateLink: XPONDER-INPUT is rejected as NW port is busy - {} ", pcelink);
627 if (dest.getXpdrClient(pcelink.getDestTP().getValue()) != null) {
628 pcelink.setClient(dest.getXpdrClient(pcelink.getDestTP().getValue()));
630 allPceLinks.put(linkId, pcelink);
631 source.addOutgoingLink(pcelink);
632 LOG.debug("validateLink: XPONDER-INPUT link added to allPceLinks {}", pcelink);
634 // does it mean XPONDER==>>SRG ?
636 // store separately all SRG links directly
639 if (!source.checkTP(pcelink.getSourceTP().getValue())) {
641 "validateLink: XPONDER-OUTPUT is rejected as NW port is busy - {} ", pcelink);
644 if (source.getXpdrClient(pcelink.getSourceTP().getValue()) != null) {
645 pcelink.setClient(source.getXpdrClient(pcelink.getSourceTP().getValue()));
647 allPceLinks.put(linkId, pcelink);
648 source.addOutgoingLink(pcelink);
649 LOG.debug("validateLink: XPONDER-OUTPUT link added to allPceLinks {}", pcelink);
652 LOG.warn("validateLink: link type is not supported {}", pcelink);
657 private boolean processPceOtnLink(Link link, PceNode source, PceNode dest) {
658 PceLink pceOtnLink = new PceLink(link, source, dest);
660 if (!pceOtnLink.isOtnValid(link, serviceType)) {
661 dropOppositeLink(link);
662 LOG.error(" validateLink: Link is ignored due errors in network data or in opposite link");
666 LinkId linkId = pceOtnLink.getLinkId();
667 if (validateLinkConstraints(pceOtnLink).equals(ConstraintTypes.HARD_EXCLUDE)) {
668 dropOppositeLink(link);
669 LOG.debug("validateLink: constraints : link is ignored == {}", linkId.getValue());
673 switch (pceOtnLink.getlinkType()) {
675 if (source.getXpdrClient(pceOtnLink.getSourceTP().getValue()) != null) {
676 pceOtnLink.setClient(source.getXpdrClient(pceOtnLink.getSourceTP().getValue()));
678 if (dest.getXpdrClient(pceOtnLink.getDestTP().getValue()) != null) {
679 pceOtnLink.setClient(dest.getXpdrClient(pceOtnLink.getDestTP().getValue()));
681 allPceLinks.put(linkId, pceOtnLink);
682 source.addOutgoingLink(pceOtnLink);
683 LOG.info("validateLink: OTN-LINK added to allPceLinks {}", pceOtnLink);
686 LOG.warn("validateLink: link type is not supported {}", pceOtnLink);
691 public PceNode getaendPceNode() {
695 public PceNode getzendPceNode() {
699 public Map<NodeId, PceNode> getAllPceNodes() {
700 return this.allPceNodes;
703 public Map<LinkId, PceLink> getAllPceLinks() {
704 return this.allPceLinks;
707 public String getServiceType() {
711 public PceResult getReturnStructure() {
712 return returnStructure;
715 private static void printNodesInfo(Map<NodeId, PceNode> allPceNodes) {
716 allPceNodes.forEach(((nodeId, pceNode) -> {
717 LOG.info("In printNodes in node {} : outgoing links {} ", pceNode.getNodeId().getValue(),
718 pceNode.getOutgoingLinks());
723 * Get mc capability slot width granularity for device.
724 * @param deviceNodeId String
725 * @param nodeId NodeId
726 * @return slot width granularity
728 private BigDecimal getSlotWidthGranularity(String deviceNodeId, NodeId nodeId) {
729 // nodeId: openroadm-topology level node
730 // deviceNodeId: openroadm-network level node
731 List<McCapabilities> mcCapabilities = mappingUtils.getMcCapabilitiesForNode(deviceNodeId);
732 String[] params = nodeId.getValue().split("-");
733 // DEGx or SRGx or XPDRx
734 String moduleName = params[params.length - 1];
735 for (McCapabilities mcCapabitility : mcCapabilities) {
736 if (mcCapabitility.getMcNodeName().contains("XPDR")
737 && mcCapabitility.getSlotWidthGranularity() != null) {
738 return mcCapabitility.getSlotWidthGranularity().getValue();
740 if (mcCapabitility.getMcNodeName().contains(moduleName)
741 && mcCapabitility.getSlotWidthGranularity() != null) {
742 return mcCapabitility.getSlotWidthGranularity().getValue();
745 return GridConstant.SLOT_WIDTH_50;
749 * Get mc capability central-width granularity for device.
750 * @param deviceNodeId String
751 * @param nodeId NodeId
752 * @return center-freq granularity
754 private BigDecimal getCentralFreqGranularity(String deviceNodeId, NodeId nodeId) {
755 // nodeId: openroadm-topology level node
756 // deviceNodeId: openroadm-network level node
757 List<McCapabilities> mcCapabilities = mappingUtils.getMcCapabilitiesForNode(deviceNodeId);
758 String[] params = nodeId.getValue().split("-");
759 // DEGx or SRGx or XPDRx
760 String moduleName = params[params.length - 1];
761 for (McCapabilities mcCapabitility : mcCapabilities) {
762 if (mcCapabitility.getMcNodeName().contains("XPDR")
763 && mcCapabitility.getCenterFreqGranularity() != null) {
764 return mcCapabitility.getCenterFreqGranularity().getValue();
766 if (mcCapabitility.getMcNodeName().contains(moduleName)
767 && mcCapabitility.getCenterFreqGranularity() != null) {
768 return mcCapabitility.getCenterFreqGranularity().getValue();
771 return GridConstant.SLOT_WIDTH_50;