servicehandler/src/main/java/org/opendaylight/transportpce/servicehandler/stub/StubPceServiceOperations.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 package org.opendaylight.transportpce.servicehandler.stub;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import com.google.common.util.concurrent.ListeningExecutorService;
  12 import com.google.common.util.concurrent.MoreExecutors;
  13 import java.util.concurrent.Callable;
  14 import java.util.concurrent.Executors;
  15 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  16 import org.opendaylight.transportpce.common.ResponseCodes;
  17 import org.opendaylight.transportpce.pce.service.PathComputationService;
  18 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.CancelResourceReserveInput;
  19 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.CancelResourceReserveOutput;
  20 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.CancelResourceReserveOutputBuilder;
  21 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestInput;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestOutput;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestOutputBuilder;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.ServicePathRpcResult;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.ServicePathRpcResultBuilder;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.service.path.rpc.result.PathDescription;
  27 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.service.path.rpc.result.PathDescriptionBuilder;
  28 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.configuration.response.common.ConfigurationResponseCommon;
  29 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.configuration.response.common.ConfigurationResponseCommonBuilder;
  30 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev171017.path.description.AToZDirection;
  31 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev171017.path.description.AToZDirectionBuilder;
  32 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev171017.path.description.ZToADirection;
  33 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev171017.path.description.ZToADirectionBuilder;
  34 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
  35 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.ServicePathNotificationTypes;
  36 import org.opendaylight.yangtools.yang.binding.Notification;
  37 import org.slf4j.Logger;
  38 import org.slf4j.LoggerFactory;
  39
  40 public class StubPceServiceOperations implements PathComputationService {
  41
  42     private static final Logger LOG = LoggerFactory.getLogger(StubPceServiceOperations.class);
  43     private final NotificationPublishService notificationPublishService;
  44     private Boolean pceFailed;
  45     private final ListeningExecutorService executor;
  46
  47     public StubPceServiceOperations(NotificationPublishService notificationPublishService) {
  48         this.notificationPublishService = notificationPublishService;
  49         executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2));
  50         this.pceFailed = false;
  51     }
  52
  53     private void sendNotifications(Notification notif) {
  54         try {
  55             LOG.info("putting notification : {}", notif);
  56             notificationPublishService.putNotification(notif);
  57         } catch (InterruptedException e) {
  58             LOG.info("notification offer rejected: ", e);
  59         }
  60     }
  61
  62     @Override
  63     public ListenableFuture<CancelResourceReserveOutput> cancelResourceReserve(CancelResourceReserveInput input) {
  64         return executor.submit(new Callable<CancelResourceReserveOutput>() {
  65             @Override
  66             public CancelResourceReserveOutput call() throws Exception {
  67                 String serviceName = input.getServiceName();
  68                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
  69                 ServicePathRpcResult notification = new ServicePathRpcResultBuilder()
  70                         .setNotificationType(ServicePathNotificationTypes.CancelResourceReserve)
  71                         .setServiceName(serviceName).setStatus(rpcStatusEx)
  72                         .setStatusMessage("Service compliant, submitting cancel resource Request ...").build();
  73                 sendNotifications(notification);
  74                 String message = "";
  75                 String responseCode = null;
  76                 ConfigurationResponseCommon configurationResponseCommon = null;
  77                 CancelResourceReserveOutput output = null;
  78                 try {
  79                     LOG.info("Wait for 5s til beginning the PCE cancel resource request");
  80                     Thread.sleep(5000);
  81                 } catch (InterruptedException e) {
  82                     message = "path computation service failed !";
  83                     LOG.error("path computation service failed !", e);
  84                     responseCode = ResponseCodes.RESPONSE_FAILED;
  85                     rpcStatusEx = RpcStatusEx.Failed;
  86                     notification = new ServicePathRpcResultBuilder()
  87                             .setNotificationType(ServicePathNotificationTypes.CancelResourceReserve)
  88                             .setStatus(rpcStatusEx).setStatusMessage(message).setServiceName(serviceName).build();
  89                     sendNotifications(notification);
  90                     configurationResponseCommon =
  91                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
  92                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
  93                                     .setResponseCode(responseCode).setResponseMessage(message).build();
  94                     output = new CancelResourceReserveOutputBuilder()
  95                             .setConfigurationResponseCommon(configurationResponseCommon).build();
  96                 }
  97                 if (pceFailed) {
  98                     LOG.info("forcing pce to fail");
  99                     message = "pce failed !";
 100                     rpcStatusEx = RpcStatusEx.Failed;
 101                     LOG.error(message);
 102                     responseCode = ResponseCodes.RESPONSE_FAILED;
 103                 } else {
 104                     message = "path computated !";
 105                     rpcStatusEx = RpcStatusEx.Successful;
 106                     LOG.error(message);
 107                     responseCode = ResponseCodes.RESPONSE_OK;
 108                 }
 109                 notification = new ServicePathRpcResultBuilder()
 110                         .setNotificationType(ServicePathNotificationTypes.CancelResourceReserve)
 111                         .setStatus(RpcStatusEx.Successful).setStatusMessage(message)
 112                         .setServiceName(serviceName).build();
 113                 sendNotifications(notification);
 114                 configurationResponseCommon =
 115                         new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 116                                 .setRequestId(input.getServiceHandlerHeader().getRequestId())
 117                                 .setResponseCode(responseCode).setResponseMessage(message).build();
 118                 output = new CancelResourceReserveOutputBuilder()
 119                         .setConfigurationResponseCommon(configurationResponseCommon).build();
 120                 return output;
 121             }
 122         });
 123
 124     }
 125
 126     @Override
 127     public ListenableFuture<PathComputationRequestOutput> pathComputationRequest(PathComputationRequestInput input) {
 128         return executor.submit(new Callable<PathComputationRequestOutput>() {
 129             @Override
 130             public PathComputationRequestOutput call() throws Exception {
 131                 String serviceName = input.getServiceName();
 132                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
 133                 ServicePathRpcResult notification = new ServicePathRpcResultBuilder()
 134                         .setNotificationType(ServicePathNotificationTypes.PathComputationRequest)
 135                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 136                         .setStatusMessage("Service compliant, submitting pathComputation Request ...").build();
 137                 sendNotifications(notification);
 138                 String message = "";
 139                 String responseCode = null;
 140                 ConfigurationResponseCommon configurationResponseCommon = null;
 141                 PathComputationRequestOutput output = null;
 142                 try {
 143                     LOG.info("Wait for 5s til beginning the PCE pathComputation request");
 144                     Thread.sleep(5000);
 145                 } catch (InterruptedException e) {
 146                     message = "path computation service failed !";
 147                     LOG.error("path computation service failed !", e);
 148                     responseCode = ResponseCodes.RESPONSE_FAILED;
 149                     rpcStatusEx = RpcStatusEx.Failed;
 150                     notification = new ServicePathRpcResultBuilder()
 151                             .setNotificationType(ServicePathNotificationTypes.PathComputationRequest)
 152                             .setStatus(rpcStatusEx).setStatusMessage(message).setServiceName(serviceName).build();
 153                     sendNotifications(notification);
 154                     configurationResponseCommon =
 155                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 156                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 157                                     .setResponseCode(responseCode).setResponseMessage(message).build();
 158                     output = new PathComputationRequestOutputBuilder()
 159                             .setConfigurationResponseCommon(configurationResponseCommon).build();
 160                 }
 161                 PathDescription value;
 162                 if (pceFailed) {
 163                     value = null;
 164                     LOG.info("forcing pce to fail");
 165                     message = "pce failed !";
 166                     rpcStatusEx = RpcStatusEx.Failed;
 167                     LOG.error(message);
 168                     responseCode = ResponseCodes.RESPONSE_FAILED;
 169                 } else {
 170                     value = createPathDescription(0L, 5L, 0L, 5L);
 171                     message = "path computated !";
 172                     rpcStatusEx = RpcStatusEx.Successful;
 173                     LOG.error(message);
 174                     responseCode = ResponseCodes.RESPONSE_OK;
 175                 }
 176                 notification = new ServicePathRpcResultBuilder()
 177                         .setNotificationType(ServicePathNotificationTypes.PathComputationRequest)
 178                         .setPathDescription(value)
 179                         .setStatus(rpcStatusEx).setStatusMessage(message)
 180                         .setServiceName(serviceName).build();
 181                 sendNotifications(notification);
 182                 configurationResponseCommon =
 183                         new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 184                                 .setRequestId(input.getServiceHandlerHeader().getRequestId())
 185                                 .setResponseCode(responseCode)
 186                                 .setResponseMessage(message).build();
 187                 output = new PathComputationRequestOutputBuilder()
 188                         .setConfigurationResponseCommon(configurationResponseCommon).build();
 189                 return output;
 190             }
 191         });
 192     }
 193
 194     private static PathDescription createPathDescription(long azRate, long azWaveLength, long zaRate,
 195             long zaWaveLength) {
 196         AToZDirection atozDirection =
 197                 new AToZDirectionBuilder().setRate(azRate).setAToZWavelengthNumber(azWaveLength).setAToZ(null).build();
 198         ZToADirection ztoaDirection =
 199                 new ZToADirectionBuilder().setRate(zaRate).setZToAWavelengthNumber(zaWaveLength).setZToA(null).build();
 200         PathDescription pathDescription =
 201                 new PathDescriptionBuilder().setAToZDirection(atozDirection).setZToADirection(ztoaDirection).build();
 202         return pathDescription;
 203     }
 204
 205     public void setPceFailed(Boolean pceFailed) {
 206         this.pceFailed = pceFailed;
 207     }
 208 }