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