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.NodeConnectorBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsData;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.FlowCapableNodeConnectorStatisticsDataBuilder;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.NodeConnectorStatisticsUpdate;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.OpendaylightPortStatisticsListener;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.flow.capable.node.connector.statistics.FlowCapableNodeConnectorStatistics;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.flow.capable.node.connector.statistics.FlowCapableNodeConnectorStatisticsBuilder;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.port.statistics.rev131214.node.connector.statistics.and.port.number.map.NodeConnectorStatisticsAndPortNumberMap;
  37 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40
  41 import com.google.common.base.Optional;
  42
  43 /**
  44  * statistics-manager
  45  * org.opendaylight.controller.md.statistics.manager.impl
  46  *
  47  * StatNotifyCommitPort
  48  * Class is a NotifyListener for PortStatistics
  49  * All expected (registered) portStatistics will be builded and
  50  * commit to Operational/DataStore
  51  *
  52  * @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
  53  *
  54  */
  55 public class StatNotifyCommitPort extends StatAbstractNotifyCommit<OpendaylightPortStatisticsListener>
  56                                         implements OpendaylightPortStatisticsListener {
  57
  58     private static final Logger LOG = LoggerFactory.getLogger(StatNotifyCommitPort.class);
  59
  60     public StatNotifyCommitPort(final StatisticsManager manager,
  61             final NotificationProviderService nps) {
  62         super(manager, nps);
  63     }
  64
  65     @Override
  66     protected OpendaylightPortStatisticsListener getStatNotificationListener() {
  67         return this;
  68     }
  69
  70     @Override
  71     public void onNodeConnectorStatisticsUpdate(final NodeConnectorStatisticsUpdate notification) {
  72         final TransactionId transId = notification.getTransactionId();
  73         final NodeId nodeId = notification.getId();
  74         if ( ! isExpectedStatistics(transId, nodeId)) {
  75             LOG.debug("STAT-MANAGER - NodeConnectorStatisticsUpdate: unregistred notification detect TransactionId {}", transId);
  76             return;
  77         }
  78         manager.getRpcMsgManager().addNotification(notification, nodeId);
  79         if (notification.isMoreReplies()) {
  80             return;
  81         }
  82         final InstanceIdentifier<Node> nodeIdent = InstanceIdentifier.create(Nodes.class)
  83                 .child(Node.class, new NodeKey(nodeId));
  84         /* Don't block RPC Notification thread */
  85         manager.enqueue(new StatDataStoreOperation() {
  86             @Override
  87             public void applyOperation(final ReadWriteTransaction trans) {
  88                 final Optional<TransactionCacheContainer<?>> txContainer = getTransactionCacheContainer(transId, nodeId);
  89                 if (( ! txContainer.isPresent()) || txContainer.get().getNotifications() == null) {
  90                     return;
  91                 }
  92                 final List<NodeConnectorStatisticsAndPortNumberMap> portStats =
  93                         new ArrayList<NodeConnectorStatisticsAndPortNumberMap>(10);
  94                 final List<? extends TransactionAware> cachedNotifs = txContainer.get().getNotifications();
  95                 for (final TransactionAware notif : cachedNotifs) {
  96                     if (notif instanceof NodeConnectorStatisticsUpdate) {
  97                         final List<NodeConnectorStatisticsAndPortNumberMap> notifStat =
  98                                 ((NodeConnectorStatisticsUpdate) notif).getNodeConnectorStatisticsAndPortNumberMap();
  99                         if (notifStat != null) {
 100                             portStats.addAll(notifStat);
 101                         }
 102                     }
 103                 }
 104                 /* write stat to trans */
 105                 statPortCommit(portStats, nodeIdent, trans);
 106                 /* Notification for continue collecting statistics - Port statistics are still same size
 107                  * and they are small - don't need to wait for whole apply operation*/
 108                 notifyToCollectNextStatistics(nodeIdent, transId);
 109             }
 110         });
 111     }
 112
 113     private void statPortCommit(final List<NodeConnectorStatisticsAndPortNumberMap> portStats,
 114             final InstanceIdentifier<Node> nodeIdent, final ReadWriteTransaction tx) {
 115
 116         /* check exist FlowCapableNode and write statistics probable with parent */
 117         Optional<Node> fNode = Optional.absent();
 118         try {
 119             fNode = tx.read(LogicalDatastoreType.OPERATIONAL, nodeIdent).checkedGet();
 120         }
 121         catch (final ReadFailedException e) {
 122             LOG.debug("Read Operational/DS for Node fail! {}", nodeIdent, e);
 123             return;
 124         }
 125         if ( ! fNode.isPresent()) {
 126             LOG.trace("Read Operational/DS for Node fail! Node {} doesn't exist.", nodeIdent);
 127             return;
 128         }
 129         for (final NodeConnectorStatisticsAndPortNumberMap nConnectPort : portStats) {
 130             final FlowCapableNodeConnectorStatistics stats = new FlowCapableNodeConnectorStatisticsBuilder(nConnectPort).build();
 131             final NodeConnectorKey key = new NodeConnectorKey(nConnectPort.getNodeConnectorId());
 132             final InstanceIdentifier<NodeConnector> nodeConnectorIdent = nodeIdent.child(NodeConnector.class, key);
 133             final InstanceIdentifier<FlowCapableNodeConnectorStatisticsData> nodeConnStatIdent = nodeConnectorIdent
 134                     .augmentation(FlowCapableNodeConnectorStatisticsData.class);
 135             final InstanceIdentifier<FlowCapableNodeConnectorStatistics> flowCapNodeConnStatIdent =
 136                     nodeConnStatIdent.child(FlowCapableNodeConnectorStatistics.class);
 137             Optional<NodeConnector> fNodeConector;
 138             try {
 139                 fNodeConector = tx.read(LogicalDatastoreType.OPERATIONAL, nodeConnectorIdent).checkedGet();
 140             }
 141             catch (final ReadFailedException e) {
 142                 LOG.debug("Read NodeConnector {} in Operational/DS fail!", nodeConnectorIdent, e);
 143                 fNodeConector = Optional.absent();
 144             }
 145             if (fNodeConector.isPresent()) {
 146                 tx.merge(LogicalDatastoreType.OPERATIONAL, nodeConnectorIdent, new NodeConnectorBuilder().setId(key.getId()).build());
 147                 tx.merge(LogicalDatastoreType.OPERATIONAL, nodeConnStatIdent, new FlowCapableNodeConnectorStatisticsDataBuilder().build());
 148                 tx.put(LogicalDatastoreType.OPERATIONAL, flowCapNodeConnStatIdent, stats);
 149             }
 150         }
 151     }
 152 }
 153