openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/services/sal/SalMetersBatchServiceImpl.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, 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 package org.opendaylight.openflowplugin.impl.services.sal;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.JdkFutureAdapters;
  14 import com.google.common.util.concurrent.ListenableFuture;
  15 import com.google.common.util.concurrent.MoreExecutors;
  16 import java.util.ArrayList;
  17 import java.util.List;
  18 import java.util.stream.Collectors;
  19 import org.opendaylight.openflowplugin.impl.util.BarrierUtil;
  20 import org.opendaylight.openflowplugin.impl.util.MeterUtil;
  21 import org.opendaylight.openflowplugin.impl.util.PathUtil;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.FlowCapableTransactionService;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.AddMeterInput;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.AddMeterInputBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.AddMeterOutput;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.RemoveMeterInput;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.RemoveMeterInputBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.RemoveMeterOutput;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.SalMeterService;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.UpdateMeterInput;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.UpdateMeterInputBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.UpdateMeterOutput;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.OriginalMeterBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.service.rev130918.meter.update.UpdatedMeterBuilder;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.Meter;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterRef;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.AddMetersBatchInput;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.AddMetersBatchOutput;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.BatchMeterInputUpdateGrouping;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.RemoveMetersBatchInput;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.RemoveMetersBatchOutput;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.SalMetersBatchService;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.UpdateMetersBatchInput;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.UpdateMetersBatchOutput;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.add.meters.batch.input.BatchAddMeters;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.batch.meter.output.list.grouping.BatchFailedMetersOutput;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.remove.meters.batch.input.BatchRemoveMeters;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.meters.service.rev160316.update.meters.batch.input.BatchUpdateMeters;
  51 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  52 import org.opendaylight.yangtools.yang.common.RpcResult;
  53 import org.slf4j.Logger;
  54 import org.slf4j.LoggerFactory;
  55
  56 /**
  57  * Default implementation of {@link SalMetersBatchService} - delegates work to {@link SalMeterService}.
  58  */
  59 public class SalMetersBatchServiceImpl implements SalMetersBatchService {
  60
  61     private static final Logger LOG = LoggerFactory.getLogger(SalMetersBatchServiceImpl.class);
  62
  63     private final SalMeterService salMeterService;
  64     private final FlowCapableTransactionService transactionService;
  65
  66     public SalMetersBatchServiceImpl(final SalMeterService salMeterService,
  67                                      final FlowCapableTransactionService transactionService) {
  68         this.salMeterService = Preconditions.checkNotNull(salMeterService);
  69         this.transactionService = Preconditions.checkNotNull(transactionService);
  70     }
  71
  72     @Override
  73     public ListenableFuture<RpcResult<UpdateMetersBatchOutput>> updateMetersBatch(final UpdateMetersBatchInput input) {
  74         final List<BatchUpdateMeters> batchUpdateMeters = input.getBatchUpdateMeters();
  75         LOG.trace("Updating meters @ {} : {}", PathUtil.extractNodeId(input.getNode()), batchUpdateMeters.size());
  76
  77         final ArrayList<ListenableFuture<RpcResult<UpdateMeterOutput>>> resultsLot = new ArrayList<>();
  78         for (BatchUpdateMeters batchMeter : batchUpdateMeters) {
  79             final UpdateMeterInput updateMeterInput = new UpdateMeterInputBuilder(input)
  80                     .setOriginalMeter(new OriginalMeterBuilder(batchMeter.getOriginalBatchedMeter()).build())
  81                     .setUpdatedMeter(new UpdatedMeterBuilder(batchMeter.getUpdatedBatchedMeter()).build())
  82                     .setMeterRef(createMeterRef(input.getNode(), batchMeter))
  83                     .setNode(input.getNode())
  84                     .build();
  85             resultsLot.add(JdkFutureAdapters.listenInPoolThread(salMeterService.updateMeter(updateMeterInput)));
  86         }
  87
  88         final Iterable<Meter> meters = batchUpdateMeters.stream()
  89                 .map(BatchMeterInputUpdateGrouping::getUpdatedBatchedMeter)
  90                 .collect(Collectors.toList());
  91
  92         final ListenableFuture<RpcResult<List<BatchFailedMetersOutput>>> commonResult =
  93                 Futures.transform(Futures.allAsList(resultsLot),
  94                         MeterUtil.createCumulativeFunction(meters, batchUpdateMeters.size()),
  95                         MoreExecutors.directExecutor());
  96
  97         ListenableFuture<RpcResult<UpdateMetersBatchOutput>> updateMetersBulkFuture =
  98                 Futures.transform(commonResult, MeterUtil.METER_UPDATE_TRANSFORM, MoreExecutors.directExecutor());
  99
 100         if (input.isBarrierAfter()) {
 101             updateMetersBulkFuture = BarrierUtil.chainBarrier(updateMetersBulkFuture, input.getNode(),
 102                     transactionService, MeterUtil.METER_UPDATE_COMPOSING_TRANSFORM);
 103         }
 104
 105         return updateMetersBulkFuture;
 106     }
 107
 108     @Override
 109     public ListenableFuture<RpcResult<AddMetersBatchOutput>> addMetersBatch(final AddMetersBatchInput input) {
 110         LOG.trace("Adding meters @ {} : {}", PathUtil.extractNodeId(input.getNode()), input.getBatchAddMeters().size());
 111         final ArrayList<ListenableFuture<RpcResult<AddMeterOutput>>> resultsLot = new ArrayList<>();
 112         for (BatchAddMeters addMeter : input.getBatchAddMeters()) {
 113             final AddMeterInput addMeterInput = new AddMeterInputBuilder(addMeter)
 114                     .setMeterRef(createMeterRef(input.getNode(), addMeter))
 115                     .setNode(input.getNode())
 116                     .build();
 117             resultsLot.add(JdkFutureAdapters.listenInPoolThread(salMeterService.addMeter(addMeterInput)));
 118         }
 119
 120         final ListenableFuture<RpcResult<List<BatchFailedMetersOutput>>> commonResult =
 121                 Futures.transform(Futures.allAsList(resultsLot),
 122                         MeterUtil.createCumulativeFunction(input.getBatchAddMeters()),
 123                         MoreExecutors.directExecutor());
 124
 125         ListenableFuture<RpcResult<AddMetersBatchOutput>> addMetersBulkFuture =
 126                 Futures.transform(commonResult, MeterUtil.METER_ADD_TRANSFORM, MoreExecutors.directExecutor());
 127
 128         if (input.isBarrierAfter()) {
 129             addMetersBulkFuture = BarrierUtil.chainBarrier(addMetersBulkFuture, input.getNode(),
 130                     transactionService, MeterUtil.METER_ADD_COMPOSING_TRANSFORM);
 131         }
 132
 133         return addMetersBulkFuture;
 134     }
 135
 136     @Override
 137     public ListenableFuture<RpcResult<RemoveMetersBatchOutput>> removeMetersBatch(final RemoveMetersBatchInput input) {
 138         LOG.trace("Removing meters @ {} : {}",
 139                   PathUtil.extractNodeId(input.getNode()),
 140                   input.getBatchRemoveMeters().size());
 141         final ArrayList<ListenableFuture<RpcResult<RemoveMeterOutput>>> resultsLot = new ArrayList<>();
 142         for (BatchRemoveMeters addMeter : input.getBatchRemoveMeters()) {
 143             final RemoveMeterInput removeMeterInput = new RemoveMeterInputBuilder(addMeter)
 144                     .setMeterRef(createMeterRef(input.getNode(), addMeter))
 145                     .setNode(input.getNode())
 146                     .build();
 147             resultsLot.add(JdkFutureAdapters.listenInPoolThread(salMeterService.removeMeter(removeMeterInput)));
 148         }
 149
 150         final ListenableFuture<RpcResult<List<BatchFailedMetersOutput>>> commonResult =
 151                 Futures.transform(Futures.allAsList(resultsLot),
 152                         MeterUtil.createCumulativeFunction(input.getBatchRemoveMeters()),
 153                         MoreExecutors.directExecutor());
 154
 155         ListenableFuture<RpcResult<RemoveMetersBatchOutput>> removeMetersBulkFuture =
 156                 Futures.transform(commonResult, MeterUtil.METER_REMOVE_TRANSFORM, MoreExecutors.directExecutor());
 157
 158         if (input.isBarrierAfter()) {
 159             removeMetersBulkFuture = BarrierUtil.chainBarrier(removeMetersBulkFuture, input.getNode(),
 160                     transactionService, MeterUtil.METER_REMOVE_COMPOSING_TRANSFORM);
 161         }
 162
 163         return removeMetersBulkFuture;
 164     }
 165
 166     private static MeterRef createMeterRef(final NodeRef nodeRef, final Meter batchMeter) {
 167         return MeterUtil.buildMeterPath((InstanceIdentifier<Node>) nodeRef.getValue(), batchMeter.getMeterId());
 168     }
 169
 170     private static MeterRef createMeterRef(final NodeRef nodeRef, final BatchUpdateMeters batchMeter) {
 171         return MeterUtil.buildMeterPath((InstanceIdentifier<Node>) nodeRef.getValue(),
 172                 batchMeter.getUpdatedBatchedMeter().getMeterId());
 173     }
 174 }