servicehandler/src/main/java/org/opendaylight/transportpce/servicehandler/stub/StubRendererServiceOperations.java

   1 /*
   2  * Copyright © 2018 Orange, Inc. 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.servicehandler.stub;
   9
  10 import com.google.common.base.Optional;
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import com.google.common.util.concurrent.ListeningExecutorService;
  13 import com.google.common.util.concurrent.MoreExecutors;
  14
  15 import java.util.concurrent.Callable;
  16 import java.util.concurrent.ExecutionException;
  17 import java.util.concurrent.Executors;
  18 import java.util.concurrent.TimeUnit;
  19 import java.util.concurrent.TimeoutException;
  20
  21 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  22 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
  23 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  24 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  25 import org.opendaylight.transportpce.common.ResponseCodes;
  26 import org.opendaylight.transportpce.common.Timeouts;
  27 import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
  28 import org.opendaylight.transportpce.renderer.provisiondevice.RendererServiceOperations;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteInput;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutput;
  31 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutputBuilder;
  32 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestInput;
  33 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutput;
  34 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutputBuilder;
  35 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSp;
  36 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSpBuilder;
  37 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopology;
  38 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopologyBuilder;
  39 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.configuration.response.common.ConfigurationResponseCommonBuilder;
  40 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.RpcStatusEx;
  41 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.ServicePathNotificationTypes;
  42 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.service.path.PathDescription;
  43 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  44 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  45 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  46 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  47 import org.opendaylight.yangtools.yang.binding.Notification;
  48 import org.slf4j.Logger;
  49 import org.slf4j.LoggerFactory;
  50
  51 public class StubRendererServiceOperations implements RendererServiceOperations {
  52     private static final Logger LOG = LoggerFactory.getLogger(StubRendererServiceOperations.class);
  53     private final ListeningExecutorService executor;
  54     private final NotificationPublishService notificationPublishService;
  55     private final NetworkModelWavelengthService networkModelWavelengthService;
  56     private final DataBroker dataBroker;
  57     private Boolean rendererFailed;
  58     private Boolean isnetworkModelWlService;
  59
  60     public StubRendererServiceOperations(NetworkModelWavelengthService networkModelWavelengthService,
  61             DataBroker dataBroker, NotificationPublishService notificationPublishService) {
  62         this.notificationPublishService = notificationPublishService;
  63         this.networkModelWavelengthService = networkModelWavelengthService;
  64         this.dataBroker = dataBroker;
  65         this.rendererFailed = false;
  66         this.isnetworkModelWlService = true;
  67         executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2));
  68     }
  69
  70     private void sendNotifications(Notification notif) {
  71         try {
  72             LOG.info("putting notification : {}", notif);
  73             notificationPublishService.putNotification(notif);
  74         } catch (InterruptedException e) {
  75             LOG.info("notification offer rejected : ", e.getMessage());
  76         }
  77     }
  78
  79     @Override
  80     public ListenableFuture<ServiceImplementationRequestOutput>
  81             serviceImplementation(ServiceImplementationRequestInput input) {
  82         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
  83             @Override
  84             public ServiceImplementationRequestOutput call() {
  85                 LOG.info("serviceImplementation request ...");
  86                 String serviceName = input.getServiceName();
  87                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
  88                 ServiceRpcResultSp notification = new ServiceRpcResultSpBuilder()
  89                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
  90                         .setServiceName(serviceName).setStatus(rpcStatusEx)
  91                         .setStatusMessage("Service compliant, submitting serviceImplementation Request ...").build();
  92                 sendNotifications(notification);
  93                 String message = "";
  94                 String responseCode = null;
  95                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
  96                 ServiceImplementationRequestOutput output = null;
  97                 try {
  98                     LOG.info("Wait for 5s til beginning the Renderer serviceImplementation request");
  99                     Thread.sleep(5000); // sleep for 1s
 100                 } catch (InterruptedException e) {
 101                     message = "renderer failed !";
 102                     rpcStatusEx = RpcStatusEx.Failed;
 103                     responseCode = ResponseCodes.RESPONSE_FAILED;
 104                     LOG.error(message);
 105                     notification = new ServiceRpcResultSpBuilder()
 106                             .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 107                             .setServiceName(serviceName).setStatus(rpcStatusEx).setStatusMessage(message).build();
 108                     sendNotifications(notification);
 109                     configurationResponseCommon =
 110                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 111                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 112                                     .setResponseCode(responseCode).setResponseMessage(message);
 113                     output = new ServiceImplementationRequestOutputBuilder()
 114                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 115                     return output;
 116                 }
 117                 if (rendererFailed) {
 118                     LOG.info("forcing renderer to fail");
 119                     message = "renderer failed !";
 120                     rpcStatusEx = RpcStatusEx.Failed;
 121                     LOG.error(message);
 122                     responseCode = ResponseCodes.RESPONSE_FAILED;
 123                 } else {
 124                     if (isnetworkModelWlService) {
 125                         networkModelWavelengthService.useWavelengths(input.getPathDescription());
 126                     } else {
 127                         LOG.warn("No need to execute networkModelWavelengthService...");
 128                     }
 129                     message = "service implemented !";
 130                     rpcStatusEx = RpcStatusEx.Successful;
 131                     LOG.info(message);
 132                     responseCode = ResponseCodes.RESPONSE_OK;
 133                 }
 134                 PathTopology pathTopology = new PathTopologyBuilder().build();
 135                 notification = new ServiceRpcResultSpBuilder()
 136                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 137                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 138                         .setStatusMessage(message).setPathTopology(pathTopology).build();
 139                 sendNotifications(notification);
 140                 responseCode = ResponseCodes.RESPONSE_OK;
 141                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 142                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 143                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 144                         .setResponseCode(responseCode)
 145                         .setResponseMessage(message);
 146                 output = new ServiceImplementationRequestOutputBuilder()
 147                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 148                         .build();
 149                 return output;
 150             }
 151         });
 152     }
 153
 154     @Override
 155     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input) {
 156         return executor.submit(new Callable<ServiceDeleteOutput>() {
 157             @Override
 158             public ServiceDeleteOutput call() {
 159                 LOG.info("ServiceDelete request ...");
 160                 String serviceName = input.getServiceName();
 161                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
 162                 ServiceRpcResultSp notification =
 163                         new ServiceRpcResultSpBuilder().setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 164                                 .setServiceName(serviceName).setStatus(rpcStatusEx)
 165                         .setStatusMessage("Service compliant, submitting serviceDelete Request ...").build();
 166                 sendNotifications(notification);
 167                 String message = "";
 168                 String responseCode = null;
 169                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
 170                 ServiceDeleteOutput output = null;
 171                 try {
 172                     LOG.info("Wait for 5s til beginning the Renderer serviceDelete request");
 173                     Thread.sleep(5000); // sleep for 1s
 174                 } catch (InterruptedException e) {
 175                     message = "deleting service failed !";
 176                     LOG.error("deleting service failed !", e);
 177                     responseCode = ResponseCodes.RESPONSE_FAILED;
 178                     rpcStatusEx = RpcStatusEx.Failed;
 179                     notification = new ServiceRpcResultSpBuilder()
 180                             .setNotificationType(ServicePathNotificationTypes.ServiceDelete).setServiceName(serviceName)
 181                             .setStatus(rpcStatusEx).setStatusMessage(message).build();
 182                     sendNotifications(notification);
 183                     configurationResponseCommon =
 184                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 185                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 186                                     .setResponseCode(responseCode).setResponseMessage(message);
 187                     output = new ServiceDeleteOutputBuilder()
 188                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 189                 }
 190                 if (rendererFailed) {
 191                     LOG.info("forcing renderer to fail");
 192                     message = "renderer failed !";
 193                     rpcStatusEx = RpcStatusEx.Failed;
 194                     LOG.error(message);
 195                     responseCode = ResponseCodes.RESPONSE_FAILED;
 196                 } else {
 197                     if (isnetworkModelWlService) {
 198                         // Obtain path description
 199                         Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 200                         PathDescription pathDescription;
 201                         if (pathDescriptionOpt.isPresent()) {
 202                             pathDescription = pathDescriptionOpt.get();
 203                             networkModelWavelengthService.freeWavelengths(pathDescription);
 204                         } else {
 205                             LOG.warn("failed to get pathDescription for service : {}", serviceName);
 206                         }
 207                     } else {
 208                         LOG.warn("No need to execute networkModelWavelengthService...");
 209                     }
 210                     message = "service deleted !";
 211                     rpcStatusEx = RpcStatusEx.Successful;
 212                     LOG.info(message);
 213                     responseCode = ResponseCodes.RESPONSE_OK;
 214                 }
 215                 notification = new ServiceRpcResultSpBuilder()
 216                         .setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 217                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 218                         .setStatusMessage(message).build();
 219                 sendNotifications(notification);
 220                 responseCode = ResponseCodes.RESPONSE_OK;
 221                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 222                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 223                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 224                         .setResponseCode(responseCode)
 225                         .setResponseMessage(message);
 226                 output = new ServiceDeleteOutputBuilder()
 227                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 228                         .build();
 229                 return output;
 230             }
 231         });
 232     }
 233
 234     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 235         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 236                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 237         ReadOnlyTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 238         try {
 239             LOG.debug("Getting path description for service {}", serviceName);
 240             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 241                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 242         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 243             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 244                     serviceName, e);
 245             return Optional.absent();
 246         }
 247     }
 248
 249     public void setRendererFailed(Boolean rendererFailed) {
 250         this.rendererFailed = rendererFailed;
 251     }
 252
 253     public void setIsnetworkModelWlService(Boolean isnetworkModelWlService) {
 254         this.isnetworkModelWlService = isnetworkModelWlService;
 255     }
 256 }