2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.controller.md.statistics.manager.impl;
11 import java.util.Collections;
12 import java.util.HashMap;
13 import java.util.List;
15 import java.util.Map.Entry;
17 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
18 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
19 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
20 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
21 import org.opendaylight.controller.md.statistics.manager.StatRpcMsgManager.TransactionCacheContainer;
22 import org.opendaylight.controller.md.statistics.manager.StatisticsManager;
23 import org.opendaylight.controller.md.statistics.manager.StatisticsManager.StatDataStoreOperation;
24 import org.opendaylight.controller.md.statistics.manager.StatisticsManager.StatDataStoreOperation.StatsManagerOperationType;
25 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionAware;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev131103.TransactionId;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.Queue;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueBuilder;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueKey;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.FlowCapableNodeConnectorQueueStatisticsData;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.FlowCapableNodeConnectorQueueStatisticsDataBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.OpendaylightQueueStatisticsListener;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.QueueStatisticsUpdate;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.flow.capable.node.connector.queue.statistics.FlowCapableNodeConnectorQueueStatistics;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.flow.capable.node.connector.queue.statistics.FlowCapableNodeConnectorQueueStatisticsBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.queue.id.and.statistics.map.QueueIdAndStatisticsMap;
45 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
46 import org.slf4j.Logger;
47 import org.slf4j.LoggerFactory;
49 import com.google.common.base.Optional;
50 import com.google.common.base.Preconditions;
54 * org.opendaylight.controller.md.statistics.manager.impl
56 * StatNotifyCommitQueue
57 * Class is a NotifyListner for Queues Statistics
58 * All expected (registered) queueStatistics will be builded and
59 * commit to Operational/DataStore
61 * @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
64 public class StatListenCommitQueue extends StatAbstractListenCommit<Queue, OpendaylightQueueStatisticsListener>
65 implements OpendaylightQueueStatisticsListener {
67 private final static Logger LOG = LoggerFactory.getLogger(StatListenCommitQueue.class);
69 public StatListenCommitQueue(final StatisticsManager manager, final DataBroker db,
70 final NotificationProviderService nps) {
71 super(manager, db, nps, Queue.class);
75 protected OpendaylightQueueStatisticsListener getStatNotificationListener() {
80 protected InstanceIdentifier<Queue> getWildCardedRegistrationPath() {
81 return InstanceIdentifier.create(Nodes.class).child(Node.class).child(NodeConnector.class)
82 .augmentation(FlowCapableNodeConnector.class).child(Queue.class);
86 public void onQueueStatisticsUpdate(final QueueStatisticsUpdate notification) {
87 final TransactionId transId = notification.getTransactionId();
88 final NodeId nodeId = notification.getId();
89 if ( ! isExpectedStatistics(transId, nodeId)) {
90 LOG.debug("STAT-MANAGER - QueueStatisticsUpdate: unregistred notification detect TransactionId {}", transId);
93 manager.getRpcMsgManager().addNotification(notification, nodeId);
94 if (notification.isMoreReplies()) {
98 /* Don't block RPC Notification thread */
99 manager.enqueue(new StatDataStoreOperation(StatsManagerOperationType.DATA_COMMIT_OPER_DS,nodeId) {
101 public void applyOperation(final ReadWriteTransaction tx) {
103 final InstanceIdentifier<Node> nodeIdent = InstanceIdentifier.create(Nodes.class)
104 .child(Node.class, new NodeKey(nodeId));
106 /* Validate exist Node */
107 Optional<Node> fNode = Optional.absent();
109 fNode = tx.read(LogicalDatastoreType.OPERATIONAL, nodeIdent).checkedGet();
111 catch (final ReadFailedException e) {
112 LOG.debug("Read Operational/DS for Node fail! {}", nodeIdent, e);
114 if ( ! fNode.isPresent()) {
115 LOG.trace("Read Operational/DS for Node fail! Node {} doesn't exist.", nodeIdent);
119 /* Get and Validate TransactionCacheContainer */
120 final Optional<TransactionCacheContainer<?>> txContainer = getTransactionCacheContainer(transId, nodeId);
121 if ( ! isTransactionCacheContainerValid(txContainer)) {
124 /* Prepare List actual Queues and not updated Queues will be removed */
125 final List<NodeConnector> existConnectors = fNode.get().getNodeConnector() != null
126 ? fNode.get().getNodeConnector() : Collections.<NodeConnector> emptyList();
127 final Map<QueueKey, NodeConnectorKey> existQueueKeys = new HashMap<>();
128 for (final NodeConnector connect : existConnectors) {
129 final List<Queue> listQueues = connect.getAugmentation(FlowCapableNodeConnector.class).getQueue();
130 if (listQueues != null) {
131 for (final Queue queue : listQueues) {
132 existQueueKeys.put(queue.getKey(), connect.getKey());
136 /* Queue processing */
137 statQueueCommit(txContainer, tx, nodeIdent, existQueueKeys);
138 /* Delete all not presented Group Nodes */
139 deleteAllNotPresentedNodes(nodeIdent, tx, Collections.unmodifiableMap(existQueueKeys));
140 /* Notification for continue collecting statistics */
141 notifyToCollectNextStatistics(nodeIdent, transId);
146 private void statQueueCommit(
147 final Optional<TransactionCacheContainer<?>> txContainer, final ReadWriteTransaction tx,
148 final InstanceIdentifier<Node> nodeIdent, final Map<QueueKey, NodeConnectorKey> existQueueKeys) {
150 Preconditions.checkNotNull(existQueueKeys);
151 Preconditions.checkNotNull(txContainer);
152 Preconditions.checkNotNull(nodeIdent);
153 Preconditions.checkNotNull(tx);
155 final List<? extends TransactionAware> cacheNotifs = txContainer.get().getNotifications();
156 for (final TransactionAware notif : cacheNotifs) {
157 if ( ! (notif instanceof QueueStatisticsUpdate)) {
160 final List<QueueIdAndStatisticsMap> queueStats = ((QueueStatisticsUpdate) notif).getQueueIdAndStatisticsMap();
161 if (queueStats == null) {
164 for (final QueueIdAndStatisticsMap queueStat : queueStats) {
165 if (queueStat.getQueueId() != null) {
166 final FlowCapableNodeConnectorQueueStatistics statChild =
167 new FlowCapableNodeConnectorQueueStatisticsBuilder(queueStat).build();
168 final FlowCapableNodeConnectorQueueStatisticsDataBuilder statBuild =
169 new FlowCapableNodeConnectorQueueStatisticsDataBuilder();
170 statBuild.setFlowCapableNodeConnectorQueueStatistics(statChild);
171 final QueueKey qKey = new QueueKey(queueStat.getQueueId());
172 final InstanceIdentifier<Queue> queueIdent = nodeIdent
173 .child(NodeConnector.class, new NodeConnectorKey(queueStat.getNodeConnectorId()))
174 .augmentation(FlowCapableNodeConnector.class)
175 .child(Queue.class, qKey);
176 final InstanceIdentifier<FlowCapableNodeConnectorQueueStatisticsData> queueStatIdent = queueIdent.augmentation(FlowCapableNodeConnectorQueueStatisticsData.class);
177 existQueueKeys.remove(qKey);
178 tx.merge(LogicalDatastoreType.OPERATIONAL, queueIdent, new QueueBuilder().setKey(qKey).build());
179 tx.put(LogicalDatastoreType.OPERATIONAL, queueStatIdent, statBuild.build());
185 private void deleteAllNotPresentedNodes(final InstanceIdentifier<Node> nodeIdent,
186 final ReadWriteTransaction tx, final Map<QueueKey, NodeConnectorKey> existQueueKeys) {
188 Preconditions.checkNotNull(nodeIdent);
189 Preconditions.checkNotNull(tx);
191 if (existQueueKeys == null) {
195 for (final Entry<QueueKey, NodeConnectorKey> entry : existQueueKeys.entrySet()) {
196 final InstanceIdentifier<Queue> queueIdent = nodeIdent.child(NodeConnector.class, entry.getValue())
197 .augmentation(FlowCapableNodeConnector.class).child(Queue.class, entry.getKey());
198 LOG.trace("Queue {} has to removed.", queueIdent);
199 Optional<Queue> delQueue = Optional.absent();
201 delQueue = tx.read(LogicalDatastoreType.OPERATIONAL, queueIdent).checkedGet();
203 catch (final ReadFailedException e) {
204 // NOOP - probably another transaction delete that node
206 if (delQueue.isPresent()) {
207 tx.delete(LogicalDatastoreType.OPERATIONAL, queueIdent);