opendaylight/md-sal/statistics-manager/src/main/java/org/opendaylight/controller/md/statistics/manager/QueueStatsTracker.java

   1 /*
   2  * Copyright IBM Corporation, 2013.  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.controller.md.statistics.manager;
   9
  10 import java.util.Map.Entry;
  11
  12 import org.opendaylight.controller.md.sal.common.api.data.DataChangeEvent;
  13 import org.opendaylight.controller.md.statistics.manager.MultipartMessageManager.StatsRequestType;
  14 import org.opendaylight.controller.sal.binding.api.data.DataBrokerService;
  15 import org.opendaylight.controller.sal.binding.api.data.DataModificationTransaction;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.Queue;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueBuilder;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueKey;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.queue.rev130925.QueueId;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorId;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.FlowCapableNodeConnectorQueueStatisticsData;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.FlowCapableNodeConnectorQueueStatisticsDataBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.GetAllQueuesStatisticsFromAllPortsInputBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.GetQueueStatisticsFromGivenPortInputBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.OpendaylightQueueStatisticsService;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.flow.capable.node.connector.queue.statistics.FlowCapableNodeConnectorQueueStatisticsBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.queue.id.and.statistics.map.QueueIdAndStatisticsMap;
  31 import org.opendaylight.yangtools.yang.binding.DataObject;
  32 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35
  36 final class QueueStatsTracker extends AbstractListeningStatsTracker<QueueIdAndStatisticsMap, QueueStatsEntry> {
  37     private static final Logger logger = LoggerFactory.getLogger(QueueStatsTracker.class);
  38     private final OpendaylightQueueStatisticsService queueStatsService;
  39
  40     QueueStatsTracker(OpendaylightQueueStatisticsService queueStatsService, final FlowCapableContext context, long lifetimeNanos) {
  41         super(context, lifetimeNanos);
  42         this.queueStatsService = queueStatsService;
  43     }
  44
  45     @Override
  46     protected void cleanupSingleStat(DataModificationTransaction trans, QueueStatsEntry item) {
  47         InstanceIdentifier<?> queueRef
  48                             = getNodeIdentifierBuilder().child(NodeConnector.class, new NodeConnectorKey(item.getNodeConnectorId()))
  49                                                 .augmentation(FlowCapableNodeConnector.class)
  50                                                 .child(Queue.class, new QueueKey(item.getQueueId()))
  51                                                 .augmentation(FlowCapableNodeConnectorQueueStatisticsData.class).build();
  52         trans.removeOperationalData(queueRef);
  53     }
  54
  55     @Override
  56     protected QueueStatsEntry updateSingleStat(DataModificationTransaction trans, QueueIdAndStatisticsMap item) {
  57
  58         QueueStatsEntry queueEntry = new QueueStatsEntry(item.getNodeConnectorId(), item.getQueueId());
  59
  60         FlowCapableNodeConnectorQueueStatisticsDataBuilder queueStatisticsDataBuilder = new FlowCapableNodeConnectorQueueStatisticsDataBuilder();
  61
  62         FlowCapableNodeConnectorQueueStatisticsBuilder queueStatisticsBuilder = new FlowCapableNodeConnectorQueueStatisticsBuilder();
  63
  64         queueStatisticsBuilder.fieldsFrom(item);
  65
  66         queueStatisticsDataBuilder.setFlowCapableNodeConnectorQueueStatistics(queueStatisticsBuilder.build());
  67
  68         InstanceIdentifier<Queue> queueRef = getNodeIdentifierBuilder().child(NodeConnector.class, new NodeConnectorKey(item.getNodeConnectorId()))
  69                                     .augmentation(FlowCapableNodeConnector.class)
  70                                     .child(Queue.class, new QueueKey(item.getQueueId())).toInstance();
  71
  72         QueueBuilder queueBuilder = new QueueBuilder();
  73         FlowCapableNodeConnectorQueueStatisticsData qsd = queueStatisticsDataBuilder.build();
  74         queueBuilder.addAugmentation(FlowCapableNodeConnectorQueueStatisticsData.class, qsd);
  75         queueBuilder.setKey(new QueueKey(item.getQueueId()));
  76
  77         logger.debug("Augmenting queue statistics {} of queue {} to port {}",
  78                                     qsd,
  79                                     item.getQueueId(),
  80                                     item.getNodeConnectorId());
  81
  82         trans.putOperationalData(queueRef, queueBuilder.build());
  83         return queueEntry;
  84     }
  85
  86     public void request() {
  87         if (queueStatsService != null) {
  88             GetAllQueuesStatisticsFromAllPortsInputBuilder input = new GetAllQueuesStatisticsFromAllPortsInputBuilder();
  89             input.setNode(getNodeRef());
  90
  91             requestHelper(queueStatsService.getAllQueuesStatisticsFromAllPorts(input.build()), StatsRequestType.ALL_QUEUE_STATS);
  92         }
  93     }
  94
  95     public void request(NodeConnectorId nodeConnectorId, QueueId queueId) {
  96         if (queueStatsService != null) {
  97             GetQueueStatisticsFromGivenPortInputBuilder input = new GetQueueStatisticsFromGivenPortInputBuilder();
  98
  99             input.setNode(getNodeRef());
 100             input.setNodeConnectorId(nodeConnectorId);
 101             input.setQueueId(queueId);
 102
 103             requestHelper(queueStatsService.getQueueStatisticsFromGivenPort(input.build()), StatsRequestType.ALL_QUEUE_STATS);
 104         }
 105     }
 106
 107     @Override
 108     public void onDataChanged(DataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
 109         for (Entry<InstanceIdentifier<?>, DataObject> e : change.getCreatedConfigurationData().entrySet()) {
 110             if (Queue.class.equals(e.getKey().getTargetType())) {
 111                 final Queue queue = (Queue) e.getValue();
 112                 final NodeConnectorKey key = e.getKey().firstKeyOf(NodeConnector.class, NodeConnectorKey.class);
 113                 logger.debug("Key {} triggered request for connector {} queue {}", key.getId(), queue.getQueueId());
 114                 request(key.getId(), queue.getQueueId());
 115             } else {
 116                 logger.debug("Ignoring key {}", e.getKey());
 117             }
 118         }
 119
 120         final DataModificationTransaction trans = startTransaction();
 121         for (InstanceIdentifier<?> key : change.getRemovedConfigurationData()) {
 122             if (Queue.class.equals(key.getTargetType())) {
 123                 @SuppressWarnings("unchecked")
 124                 final InstanceIdentifier<Queue> queue = (InstanceIdentifier<Queue>)key;
 125                 final InstanceIdentifier<?> del = InstanceIdentifier.builder(queue)
 126                         .augmentation(FlowCapableNodeConnectorQueueStatisticsData.class).build();
 127                 logger.debug("Key {} triggered remove of augmentation {}", key, del);
 128
 129                 trans.removeOperationalData(del);
 130             }
 131         }
 132         trans.commit();
 133     }
 134
 135     @Override
 136     protected InstanceIdentifier<?> listenPath() {
 137         return getNodeIdentifierBuilder().child(NodeConnector.class)
 138                 .augmentation(FlowCapableNodeConnector.class).child(Queue.class).build();
 139     }
 140
 141     @Override
 142     protected String statName() {
 143         return "Queue";
 144     }
 145
 146     @Override
 147     public void start(final DataBrokerService dbs) {
 148         if (queueStatsService == null) {
 149             logger.debug("No Queue Statistics service, not subscribing to queues on node {}", getNodeIdentifier());
 150             return;
 151         }
 152
 153         super.start(dbs);
 154     }
 155 }