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

   1 /*
   2  * Copyright © 2017 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
   9
  10 package org.opendaylight.transportpce.servicehandler.stub;
  11
  12 import com.google.common.base.Optional;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14
  15 import java.util.concurrent.ExecutionException;
  16 import java.util.concurrent.TimeUnit;
  17 import java.util.concurrent.TimeoutException;
  18
  19 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  20 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  21 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  22 import org.opendaylight.transportpce.common.ResponseCodes;
  23 import org.opendaylight.transportpce.common.Timeouts;
  24 import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteInput;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutput;
  27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutputBuilder;
  28 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestInput;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutput;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutputBuilder;
  31 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.configuration.response.common.ConfigurationResponseCommonBuilder;
  32 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.service.path.PathDescription;
  33 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  34 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  35 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  36 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  37 import org.opendaylight.yangtools.yang.common.RpcResult;
  38 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42
  43
  44 /**
  45  * Class to implement StubrendererService.
  46  * @author Martial Coulibaly ( martial.coulibaly@gfi.com ) on behalf of Orange
  47  *
  48  */
  49 public class StubrendererImpl {
  50     /** Logging. */
  51     private static final Logger LOG = LoggerFactory.getLogger(StubrendererImpl.class);
  52     /** check service sdnc-request-header compliancy. */
  53     private final NetworkModelWavelengthService networkModelWavelengthService;
  54     private final DataBroker dataBroker;
  55
  56     public StubrendererImpl(NetworkModelWavelengthService networkModelWavelengthService, DataBroker dataBroker) {
  57         this.networkModelWavelengthService = networkModelWavelengthService;
  58         this.dataBroker = dataBroker;
  59     }
  60
  61     public ListenableFuture<RpcResult<ServiceDeleteOutput>> serviceDelete(ServiceDeleteInput input) {
  62         LOG.info("ServiceDelete request ...");
  63         String serviceName = input.getServiceName();
  64         String message = "";
  65         String responseCode = null;
  66         try {
  67             LOG.info("Wait for 1s til beginning the Renderer serviceDelete request");
  68             Thread.sleep(1000); //sleep for 1s
  69         } catch (InterruptedException e) {
  70             message = "deleting service failed !";
  71             LOG.error("deleting service failed !", e);
  72             responseCode = ResponseCodes.RESPONSE_FAILED;
  73         }
  74         // Obtain path description
  75         Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
  76         PathDescription pathDescription;
  77         if (pathDescriptionOpt.isPresent()) {
  78             pathDescription = pathDescriptionOpt.get();
  79             this.networkModelWavelengthService.freeWavelengths(pathDescription);
  80             responseCode = ResponseCodes.RESPONSE_OK;
  81             message = "service deleted !";
  82         } else {
  83             LOG.error("failed to get pathDescription for service : {}", serviceName);
  84             responseCode = ResponseCodes.RESPONSE_FAILED;
  85             message = "failed to get pathDescription for service : " + serviceName;
  86         }
  87         ConfigurationResponseCommonBuilder configurationResponseCommon = new ConfigurationResponseCommonBuilder()
  88                 .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
  89                 .setRequestId(input.getServiceHandlerHeader().getRequestId())
  90                 .setResponseCode(responseCode)
  91                 .setResponseMessage(message);
  92         ServiceDeleteOutput output =  new ServiceDeleteOutputBuilder()
  93                 .setConfigurationResponseCommon(configurationResponseCommon.build())
  94                 .build();
  95         return RpcResultBuilder.success(output).buildFuture();
  96     }
  97
  98     public ListenableFuture<RpcResult<ServiceImplementationRequestOutput>>
  99         serviceImplementation(ServiceImplementationRequestInput input) {
 100         LOG.info("serviceImplementation request ...");
 101         String message = "";
 102         String responseCode = null;
 103         try {
 104             LOG.info("Wait for 1s til beginning the Renderer serviceDelete request");
 105             Thread.sleep(1000); //sleep for 1s
 106         } catch (InterruptedException e) {
 107             message = "implementing service failed !";
 108             LOG.error(message);
 109             responseCode = ResponseCodes.RESPONSE_FAILED;
 110         }
 111         this.networkModelWavelengthService.useWavelengths(input.getPathDescription());
 112         message = "service implemented !";
 113         responseCode = ResponseCodes.RESPONSE_OK;
 114         ConfigurationResponseCommonBuilder configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 115                 .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 116                 .setRequestId(input.getServiceHandlerHeader().getRequestId())
 117                 .setResponseCode(responseCode)
 118                 .setResponseMessage(message);
 119         ServiceImplementationRequestOutput output =  new ServiceImplementationRequestOutputBuilder()
 120                 .setConfigurationResponseCommon(configurationResponseCommon.build())
 121                 .build();
 122         return RpcResultBuilder.success(output).buildFuture();
 123     }
 124
 125     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 126         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 127                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 128         ReadOnlyTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 129         try {
 130             LOG.debug("Getting path description for service {}", serviceName);
 131             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 132                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 133         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 134             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 135                     serviceName, e);
 136             return Optional.absent();
 137         }
 138     }
 139 }