fix some sonar issues
[transportpce.git] / renderer / src / main / java / org / opendaylight / transportpce / renderer / provisiondevice / DeviceRendererServiceImpl.java
1 /*
2  * Copyright © 2017 AT&T and others.  All rights reserved.
3  *
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
7  */
8 package org.opendaylight.transportpce.renderer.provisiondevice;
9
10 import com.google.common.collect.Sets;
11
12 import java.util.ArrayList;
13 import java.util.LinkedList;
14 import java.util.List;
15 import java.util.Optional;
16 import java.util.Set;
17 import java.util.concurrent.ConcurrentLinkedQueue;
18 import java.util.concurrent.ExecutionException;
19 import java.util.concurrent.ForkJoinPool;
20 import java.util.concurrent.ForkJoinTask;
21 import java.util.concurrent.Future;
22 import java.util.concurrent.TimeUnit;
23 import java.util.concurrent.TimeoutException;
24 import java.util.concurrent.atomic.AtomicBoolean;
25
26 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
27 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
28 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
29 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
30 import org.opendaylight.transportpce.common.StringConstants;
31 import org.opendaylight.transportpce.common.Timeouts;
32 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
33 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
34 import org.opendaylight.transportpce.common.mapping.PortMapping;
35 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
36 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
37 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
38 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
39 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
40 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
41 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
42 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev190702.network.nodes.Mapping;
44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.CreateOtsOmsInput;
45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.CreateOtsOmsOutput;
46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.CreateOtsOmsOutputBuilder;
47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackInput;
48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackOutput;
49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackOutputBuilder;
50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.ServicePathInput;
51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.ServicePathOutput;
52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.ServicePathOutputBuilder;
53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollback;
54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollbackBuilder;
55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollbackKey;
56 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.service.Topology;
57 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
58 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.R100G;
59 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceList;
60 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.Services;
61 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesBuilder;
62 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesKey;
63 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterface;
64 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterfaceBuilder;
65 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterfaceKey;
66 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.olm.renderer.input.Nodes;
67 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
68 import org.slf4j.Logger;
69 import org.slf4j.LoggerFactory;
70
71 public class DeviceRendererServiceImpl implements DeviceRendererService {
72     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
73     private final DataBroker dataBroker;
74     private final DeviceTransactionManager deviceTransactionManager;
75     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
76     private final OpenRoadmInterfaces openRoadmInterfaces;
77     private final CrossConnect crossConnect;
78     private final PortMapping portMapping;
79
80     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
81             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
82             CrossConnect crossConnect, PortMapping portMapping) {
83         this.dataBroker = dataBroker;
84         this.deviceTransactionManager = deviceTransactionManager;
85         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
86         this.openRoadmInterfaces = openRoadmInterfaces;
87         this.crossConnect = crossConnect;
88         this.portMapping = portMapping;
89     }
90
91     @Override
92     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
93         List<Nodes> nodes = input.getNodes();
94         // Register node for suppressing alarms
95         if (!alarmSuppressionNodeRegistration(input)) {
96             LOG.warn("Alarm suppresion node registration failed!!!!");
97         }
98         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
99         Set<NodeInterface> nodeInterfaces = Sets.newConcurrentHashSet();
100         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
101         ServiceListTopology topology = new ServiceListTopology();
102         AtomicBoolean success = new AtomicBoolean(true);
103         ForkJoinPool forkJoinPool = new ForkJoinPool();
104         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
105             String nodeId = node.getNodeId();
106             LOG.info("Starting provisioning for node : {}", nodeId);
107             List<String> createdEthInterfaces = new ArrayList<>();
108             List<String> createdOtuInterfaces = new ArrayList<>();
109             List<String> createdOduInterfaces = new ArrayList<>();
110             List<String> createdOchInterfaces = new ArrayList<>();
111             List<String> createdConnections = new ArrayList<>();
112             int crossConnectFlag = 0;
113             try {
114                 // if the node is currently mounted then proceed
115                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
116                     String srcTp = node.getSrcTp();
117                     String destTp = node.getDestTp();
118                     Long waveNumber = input.getWaveNumber();
119                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
120                         crossConnectFlag++;
121                         // create OpenRoadm Xponder Line Interfaces
122                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
123                                 nodeId, destTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
124                         createdOchInterfaces.add(supportingOchInterface);
125                         String supportingOtuInterface = this.openRoadmInterfaceFactory
126                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface);
127                         createdOtuInterfaces.add(supportingOtuInterface);
128                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
129                                 destTp, supportingOtuInterface));
130                     }
131                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
132                         crossConnectFlag++;
133                         // create OpenRoadm Xponder Client Interfaces
134                         createdEthInterfaces.add(
135                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
136                     }
137                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
138                         crossConnectFlag++;
139                         // create OpenRoadm Xponder Line Interfaces
140                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
141                                 nodeId, srcTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
142                         createdOchInterfaces.add(supportingOchInterface);
143                         String supportingOtuInterface = this.openRoadmInterfaceFactory
144                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
145                         createdOtuInterfaces.add(supportingOtuInterface);
146                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
147                                 srcTp, supportingOtuInterface));
148                     }
149                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
150                         crossConnectFlag++;
151                         // create OpenRoadm Xponder Client Interfaces
152                         createdEthInterfaces.add(
153                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
154                     }
155                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
156                             || srcTp.contains(StringConstants.PP_TOKEN))) {
157                         createdOchInterfaces.addAll(
158                             this.openRoadmInterfaceFactory
159                                 .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber));
160                     }
161                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
162                             || destTp.contains(StringConstants.PP_TOKEN))) {
163                         createdOchInterfaces.addAll(
164                             this.openRoadmInterfaceFactory
165                                 .createOpenRoadmOchInterface(nodeId, destTp, waveNumber));
166                     }
167                     if (crossConnectFlag < 1) {
168                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
169                                 destTp, nodeId);
170                         Optional<String> connectionNameOpt =
171                                 this.crossConnect.postCrossConnect(nodeId, waveNumber, srcTp, destTp);
172                         if (connectionNameOpt.isPresent()) {
173                             nodesProvisioned.add(nodeId);
174                             createdConnections.add(connectionNameOpt.get());
175                         } else {
176                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
177                                     results);
178                             success.set(false);
179                         }
180                     }
181                 } else {
182                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
183                     success.set(false);
184                 }
185             } catch (OpenRoadmInterfaceException ex) {
186                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
187                 success.set(false);
188             }
189             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder();
190             nodeInterfaceBuilder.withKey(new NodeInterfaceKey(nodeId));
191             nodeInterfaceBuilder.setNodeId(nodeId);
192             nodeInterfaceBuilder.setConnectionId(createdConnections);
193             nodeInterfaceBuilder.setEthInterfaceId(createdEthInterfaces);
194             nodeInterfaceBuilder.setOtuInterfaceId(createdOtuInterfaces);
195             nodeInterfaceBuilder.setOduInterfaceId(createdOduInterfaces);
196             nodeInterfaceBuilder.setOchInterfaceId(createdOchInterfaces);
197             nodeInterfaces.add(nodeInterfaceBuilder.build());
198         }));
199         try {
200             forkJoinTask.get();
201         } catch (InterruptedException | ExecutionException e) {
202             LOG.error("Error while setting up service paths!", e);
203         }
204         forkJoinPool.shutdown();
205
206         if (success.get()) {
207             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
208         }
209         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder();
210         setServBldr.setNodeInterface(new ArrayList<>(nodeInterfaces));
211         setServBldr.setSuccess(success.get());
212         setServBldr.setResult(String.join("\n", results));
213         // setting topology in the service list data store
214         try {
215             setTopologyForService(input.getServiceName(), topology.getTopology());
216         } catch (InterruptedException | TimeoutException | ExecutionException e) {
217             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
218         }
219         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
220             LOG.error("Alarm suppresion node removal failed!!!!");
221         }
222         return setServBldr.build();
223     }
224
225     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
226             ConcurrentLinkedQueue<String> messages) {
227         LOG.warn(message);
228         messages.add(message);
229         forkJoinPool.shutdown();
230         return messages;
231     }
232
233     @Override
234     public ServicePathOutput deleteServicePath(ServicePathInput input) {
235         List<Nodes> nodes = input.getNodes();
236         AtomicBoolean success = new AtomicBoolean(true);
237         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
238         if (!alarmSuppressionNodeRegistration(input)) {
239             LOG.warn("Alarm suppresion node registraion failed!!!!");
240         }
241         ForkJoinPool forkJoinPool = new ForkJoinPool();
242         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
243             List<String> interfacesToDelete = new LinkedList<>();
244             String nodeId = node.getNodeId();
245             LOG.info("Deleting service setup on node {}", nodeId);
246             String srcTp = node.getSrcTp();
247             String destTp = node.getDestTp();
248             Long waveNumber = input.getWaveNumber();
249             if ((srcTp == null) || (destTp == null)) {
250                 LOG.error("Source ({}) or destination ({}) termination point is null.", srcTp, destTp);
251                 return;
252             }
253             // if the node is currently mounted then proceed.
254             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
255                 if (destTp.contains(StringConstants.NETWORK_TOKEN)
256                         || srcTp.contains(StringConstants.CLIENT_TOKEN)
257                         || srcTp.contains(StringConstants.NETWORK_TOKEN)
258                         || destTp.contains(StringConstants.CLIENT_TOKEN)) {
259                     if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
260                         interfacesToDelete.add(destTp + "-ODU");
261                         interfacesToDelete.add(destTp + "-OTU");
262                         interfacesToDelete.add(
263                                 this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber));
264                     }
265                     if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
266                         interfacesToDelete.add(srcTp + "-ODU");
267                         interfacesToDelete.add(srcTp + "-OTU");
268                         interfacesToDelete
269                                 .add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp, waveNumber));
270                     }
271                     if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
272                         interfacesToDelete.add(srcTp + "-ETHERNET");
273                     }
274                     if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
275                         interfacesToDelete.add(destTp + "-ETHERNET");
276                     }
277                 } else {
278                     String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
279                     List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber);
280                     connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
281                     if (intToDelete != null) {
282                         for (String interf : intToDelete) {
283                             if (!this.openRoadmInterfaceFactory.isUsedbyXc(nodeId, interf, connectionNumber,
284                                 this.deviceTransactionManager)) {
285                                 interfacesToDelete.add(interf);
286                             }
287                         }
288                     }
289                 }
290             } else {
291                 String result = nodeId + " is not mounted on the controller";
292                 results.add(result);
293                 success.set(false);
294                 LOG.warn(result);
295                 forkJoinPool.shutdown();
296                 return;
297                 //TODO should deletion end here?
298             }
299             for (String interfaceId : interfacesToDelete) {
300                 try {
301                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
302                 } catch (OpenRoadmInterfaceException e) {
303                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
304                     success.set(false);
305                     LOG.error(result, e);
306                     results.add(result);
307                 }
308             }
309         }));
310         try {
311             forkJoinTask.get();
312         } catch (InterruptedException | ExecutionException e) {
313             LOG.error("Error while deleting service paths!", e);
314         }
315         forkJoinPool.shutdown();
316         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
317             LOG.error("Alarm suppresion node removal failed!!!!");
318         }
319         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
320         delServBldr.setSuccess(success.get());
321         if (results.isEmpty()) {
322             return delServBldr.setResult("Request processed").build();
323         } else {
324             return delServBldr.setResult(String.join("\n", results)).build();
325         }
326     }
327
328     @Override
329     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
330         boolean success = true;
331         List<FailedToRollback> failedToRollbackList = new ArrayList<>();
332         for (NodeInterface nodeInterfaces : input.getNodeInterface()) {
333             List<String> failedInterfaces = new ArrayList<>();
334             String nodeId = nodeInterfaces.getNodeId();
335             for (String connectionId : nodeInterfaces.getConnectionId()) {
336                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId);
337                 if (listInter != null) {
338                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
339                 } else {
340                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
341                     success = false;
342                     failedInterfaces.add(connectionId);
343                 }
344             }
345             // Interfaces needs to be in specific order to delete. Order is:
346             // 1. ODU interfaces
347             // 2. OTU interfaces
348             // 3. OCH interfaces
349             // 4. ETH interfaces
350             LinkedList<String> interfacesToDelete = new LinkedList<>();
351             if (nodeInterfaces.getOduInterfaceId() != null) {
352                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
353             }
354             if (nodeInterfaces.getOtuInterfaceId() != null) {
355                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
356             }
357             if (nodeInterfaces.getOchInterfaceId() != null) {
358                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
359             }
360             if (nodeInterfaces.getEthInterfaceId() != null) {
361                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
362             }
363             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
364                     String.join(", ", interfacesToDelete));
365             for (String interfaceId : interfacesToDelete) {
366                 try {
367                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
368                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
369                 } catch (OpenRoadmInterfaceException e) {
370                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
371                     success = false;
372                     failedInterfaces.add(interfaceId);
373                 }
374             }
375             failedToRollbackList.add(new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
376                     .setNodeId(nodeId).setInterface(failedInterfaces).build());
377         }
378         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
379                 .build();
380     }
381
382     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
383         NodelistBuilder nodeListBuilder = new NodelistBuilder();
384         nodeListBuilder.withKey(new NodelistKey(input.getServiceName()));
385         nodeListBuilder.setServiceName(input.getServiceName());
386         List<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
387             .nodelist.nodelist.Nodes> nodeList =
388                 new ArrayList<>();
389         for (Nodes node : input.getNodes()) {
390             nodeList.add(
391                     new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
392                     .service.nodelist.nodelist.NodesBuilder()
393                             .setNodeId(node.getNodeId()).build());
394         }
395         nodeListBuilder.setNodes(nodeList);
396         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
397             .service.nodelist.Nodelist> nodeListIID =
398                         InstanceIdentifier.create(ServiceNodelist.class).child(
399                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
400                                     .rev171102.service.nodelist.Nodelist.class,
401                                 new NodelistKey(input.getServiceName()));
402         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
403         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
404         Future<Void> submit = writeTransaction.submit();
405         try {
406             submit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
407             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
408             return true;
409         } catch (ExecutionException | InterruptedException | TimeoutException e) {
410             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
411             return false;
412         }
413     }
414
415     private boolean alarmSuppressionNodeRemoval(String serviceName) {
416         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
417             .service.nodelist.Nodelist> nodeListIID =
418                         InstanceIdentifier.create(ServiceNodelist.class).child(
419                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
420                                     .rev171102.service.nodelist.Nodelist.class,
421                                 new NodelistKey(serviceName));
422         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
423         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
424         Future<Void> submit = writeTransaction.submit();
425         try {
426             submit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
427             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
428             return true;
429         } catch (InterruptedException | TimeoutException | ExecutionException e) {
430             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
431             return false;
432         }
433     }
434
435     private void setTopologyForService(String name, Topology topo)
436             throws InterruptedException, ExecutionException, TimeoutException {
437         ServicesBuilder servicesBuilder;
438         // Get the service from the service list inventory
439         ServicesKey serviceKey = new ServicesKey(name);
440         InstanceIdentifier<Services> iid =
441                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
442         Optional<Services> services;
443         try (ReadOnlyTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
444             Future<com.google.common.base.Optional<Services>> future =
445                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
446             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).toJavaUtil();
447         } catch (InterruptedException | ExecutionException | TimeoutException e) {
448             throw e;
449         }
450         if (services.isPresent()) {
451             LOG.info("service {} already exists", name);
452             servicesBuilder = new ServicesBuilder(services.get());
453             servicesBuilder.setTopology(topo);
454             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
455             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
456             writeTx.submit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
457         } else {
458             LOG.warn("Service {} does not exist - topology can not be updated", name);
459         }
460     }
461
462     @Override
463     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
464         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
465         String result = "";
466         Boolean success = false;
467         // if the node is currently mounted then proceed.
468         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
469             Mapping oldMapping = null;
470             Mapping newMapping = null;
471             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
472             if (oldMapping != null) {
473                 String otsInterface =
474                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
475                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
476                 int count = 0;
477                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
478                 while (!isSupportingOtsPresent && (count < 6)) {
479                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
480                     try {
481                         Thread.sleep(10000);
482                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
483                     } catch (InterruptedException e) {
484                         LOG.error("Failed to wait for post interface operation ");
485                     }
486                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
487                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
488                     count++;
489                 }
490                 if (count < 6) {
491                     String omsInterface =
492                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
493                     if (omsInterface != null) {
494                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
495                                 + input.getNodeId();
496                         success = true;
497                     } else {
498                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
499                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
500                     }
501                 } else {
502                     LOG.error("Unable to get ots interface from mapping {} for node {}",
503                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
504                     result = String.format("Unable to get ots interface from mapping %s - %s",
505                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
506                 }
507             } else {
508                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
509                         + input.getNodeId();
510             }
511         } else {
512             result = input.getNodeId() + " is not mounted on the controller";
513             LOG.warn(result);
514         }
515         return output.setResult(result).setSuccess(success).build();
516     }
517
518     private Boolean isSupportingOtsPresent(Mapping mapping) {
519         Boolean result = false;
520         if (mapping != null) {
521             if (mapping.getSupportingOts() != null) {
522                 LOG.info("SupportingOts info is present in mapping {}", mapping);
523                 result = true;
524             } else {
525                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
526             }
527         }
528         return result;
529     }
530 }