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

   1 /**
   2  * Copyright (c) 2014 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.controller.md.statistics.manager.impl;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13
  14 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  15 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  16 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  17 import org.opendaylight.controller.md.statistics.manager.StatRpcMsgManager.TransactionCacheContainer;
  18 import org.opendaylight.controller.md.statistics.manager.StatisticsManager;
  19 import org.opendaylight.controller.md.statistics.manager.StatisticsManager.StatDataStoreOperation;
  20 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionAware;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionId;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsDataBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdate;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.OpendaylightPortStatisticsListener;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.flow.capable.node.connector.statistics.FlowCapableNodeConnectorStatisticsBuilder;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.node.connector.statistics.and.port.number.map.NodeConnectorStatisticsAndPortNumberMap;
  35 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 import com.google.common.base.Optional;
  40
  41 /**
  42  * statistics-manager
  43  * org.opendaylight.controller.md.statistics.manager.impl
  44  *
  45  * StatNotifyCommitPort
  46  * Class is a NotifyListener for PortStatistics
  47  * All expected (registered) portStatistics will be builded and
  48  * commit to Operational/DataStore
  49  *
  50  * @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
  51  *
  52  */
  53 public class StatNotifyCommitPort extends StatAbstractNotifyCommit<OpendaylightPortStatisticsListener>
  54                                         implements OpendaylightPortStatisticsListener {
  55
  56     private static final Logger LOG = LoggerFactory.getLogger(StatNotifyCommitPort.class);
  57
  58     public StatNotifyCommitPort(final StatisticsManager manager,
  59             final NotificationProviderService nps) {
  60         super(manager, nps);
  61     }
  62
  63     @Override
  64     protected OpendaylightPortStatisticsListener getStatNotificationListener() {
  65         return this;
  66     }
  67
  68     @Override
  69     public void onNodeConnectorStatisticsUpdate(final NodeConnectorStatisticsUpdate notification) {
  70         final TransactionId transId = notification.getTransactionId();
  71         final NodeId nodeId = notification.getId();
  72         if ( ! isExpectedStatistics(transId, nodeId)) {
  73             LOG.debug("STAT-MANAGER - NodeConnectorStatisticsUpdate: unregistred notification detect TransactionId {}", transId);
  74             return;
  75         }
  76         manager.getRpcMsgManager().addNotification(notification, nodeId);
  77         if (notification.isMoreReplies()) {
  78             return;
  79         }
  80         final InstanceIdentifier<Node> nodeIdent = InstanceIdentifier.create(Nodes.class)
  81                 .child(Node.class, new NodeKey(nodeId));
  82         /* Don't block RPC Notification thread */
  83         manager.enqueue(new StatDataStoreOperation() {
  84             @Override
  85             public void applyOperation(final ReadWriteTransaction trans) {
  86                 final Optional<TransactionCacheContainer<?>> txContainer = getTransactionCacheContainer(transId, nodeId);
  87                 if (( ! txContainer.isPresent()) || txContainer.get().getNotifications() == null) {
  88                     return;
  89                 }
  90                 final List<NodeConnectorStatisticsAndPortNumberMap> portStats =
  91                         new ArrayList<NodeConnectorStatisticsAndPortNumberMap>(10);
  92                 final List<? extends TransactionAware> cachedNotifs = txContainer.get().getNotifications();
  93                 for (final TransactionAware notif : cachedNotifs) {
  94                     if (notif instanceof NodeConnectorStatisticsUpdate) {
  95                         final List<NodeConnectorStatisticsAndPortNumberMap> notifStat =
  96                                 ((NodeConnectorStatisticsUpdate) notif).getNodeConnectorStatisticsAndPortNumberMap();
  97                         if (notifStat != null) {
  98                             portStats.addAll(notifStat);
  99                         }
 100                     }
 101                 }
 102                 /* write stat to trans */
 103                 statPortCommit(portStats, nodeIdent, trans);
 104                 /* Notification for continue collecting statistics - Port statistics are still same size
 105                  * and they are small - don't need to wait for whole apply operation*/
 106                 notifyToCollectNextStatistics(nodeIdent);
 107             }
 108         });
 109     }
 110
 111     private void statPortCommit(final List<NodeConnectorStatisticsAndPortNumberMap> portStats,
 112             final InstanceIdentifier<Node> nodeIdent, final ReadWriteTransaction tx) {
 113
 114         /* check exist FlowCapableNode and write statistics probable with parent */
 115         Optional<Node> fNode = Optional.absent();
 116         try {
 117             fNode = tx.read(LogicalDatastoreType.OPERATIONAL, nodeIdent).checkedGet();
 118         }
 119         catch (final ReadFailedException e) {
 120             LOG.debug("Read Operational/DS for Node fail! {}", nodeIdent, e);
 121             return;
 122         }
 123         if ( ! fNode.isPresent()) {
 124             LOG.trace("Read Operational/DS for Node fail! Node {} doesn't exist.", nodeIdent);
 125             return;
 126         }
 127         for (final NodeConnectorStatisticsAndPortNumberMap nConnectPort : portStats) {
 128             final FlowCapableNodeConnectorStatisticsData stats = new FlowCapableNodeConnectorStatisticsDataBuilder()
 129                     .setFlowCapableNodeConnectorStatistics(new FlowCapableNodeConnectorStatisticsBuilder(nConnectPort).build()).build();
 130             final NodeConnectorKey key = new NodeConnectorKey(nConnectPort.getNodeConnectorId());
 131             final InstanceIdentifier<NodeConnector> nodeConnectorIdent = nodeIdent.child(NodeConnector.class, key);
 132             final InstanceIdentifier<FlowCapableNodeConnectorStatisticsData> nodeConnStatIdent = nodeConnectorIdent
 133                     .augmentation(FlowCapableNodeConnectorStatisticsData.class);
 134             Optional<NodeConnector> fNodeConector;
 135             try {
 136                 fNodeConector = tx.read(LogicalDatastoreType.OPERATIONAL, nodeConnectorIdent).checkedGet();
 137             }
 138             catch (final ReadFailedException e) {
 139                 LOG.debug("Read NodeConnector {} in Operational/DS fail!", nodeConnectorIdent, e);
 140                 fNodeConector = Optional.absent();
 141             }
 142             if (fNodeConector.isPresent()) {
 143                 tx.put(LogicalDatastoreType.OPERATIONAL, nodeConnStatIdent, stats);
 144             }
 145         }
 146     }
 147 }
 148