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.openflowplugin.applications.statistics.manager.impl;
11 import com.google.common.base.Optional;
12 import com.google.common.base.Preconditions;
13 import java.util.Collections;
14 import java.util.HashMap;
15 import java.util.List;
17 import java.util.Map.Entry;
19 import java.util.UUID;
20 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
21 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
22 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
23 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
24 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
25 import org.opendaylight.openflowplugin.applications.statistics.manager.StatNodeRegistration;
26 import org.opendaylight.openflowplugin.applications.statistics.manager.StatRpcMsgManager.TransactionCacheContainer;
27 import org.opendaylight.openflowplugin.applications.statistics.manager.StatisticsManager;
28 import org.opendaylight.openflowplugin.applications.statistics.manager.StatisticsManager.StatDataStoreOperation;
29 import org.opendaylight.openflowplugin.applications.statistics.manager.StatisticsManager.StatDataStoreOperation.StatsManagerOperationType;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionAware;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.transaction.rev150304.TransactionId;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.Queue;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueBuilder;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.queues.QueueKey;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.Nodes;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnector;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.node.NodeConnectorKey;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.NodeKey;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.FlowCapableNodeConnectorQueueStatisticsData;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.FlowCapableNodeConnectorQueueStatisticsDataBuilder;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.OpendaylightQueueStatisticsListener;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.QueueStatisticsUpdate;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.flow.capable.node.connector.queue.statistics.FlowCapableNodeConnectorQueueStatistics;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.flow.capable.node.connector.queue.statistics.FlowCapableNodeConnectorQueueStatisticsBuilder;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.queue.statistics.rev131216.queue.id.and.statistics.map.QueueIdAndStatisticsMap;
49 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
50 import org.slf4j.Logger;
51 import org.slf4j.LoggerFactory;
55 * org.opendaylight.openflowplugin.applications.statistics.manager.impl
57 * StatNotifyCommitQueue
58 * Class is a NotifyListner for Queues Statistics
59 * All expected (registered) queueStatistics will be builded and
60 * commit to Operational/DataStore
62 * @author <a href="mailto:vdemcak@cisco.com">Vaclav Demcak</a>
65 public class StatListenCommitQueue extends StatAbstractListenCommit<Queue, OpendaylightQueueStatisticsListener>
66 implements OpendaylightQueueStatisticsListener {
68 private static final Logger LOG = LoggerFactory.getLogger(StatListenCommitQueue.class);
70 public StatListenCommitQueue(final StatisticsManager manager, final DataBroker db,
71 final NotificationProviderService nps,
72 final StatNodeRegistration nrm) {
73 super(manager, db, nps, Queue.class,nrm);
77 protected OpendaylightQueueStatisticsListener getStatNotificationListener() {
82 protected InstanceIdentifier<Queue> getWildCardedRegistrationPath() {
83 return InstanceIdentifier.create(Nodes.class).child(Node.class).child(NodeConnector.class)
84 .augmentation(FlowCapableNodeConnector.class).child(Queue.class);
88 public void onQueueStatisticsUpdate(final QueueStatisticsUpdate notification) {
89 final TransactionId transId = notification.getTransactionId();
90 final NodeId nodeId = notification.getId();
91 if ( ! isExpectedStatistics(transId, nodeId)) {
92 LOG.debug("STAT-MANAGER - QueueStatisticsUpdate: unregistred notification detect TransactionId {}", transId);
95 manager.getRpcMsgManager().addNotification(notification, nodeId);
96 if (notification.isMoreReplies()) {
100 /* Don't block RPC Notification thread */
101 manager.enqueue(new StatDataStoreOperation(StatsManagerOperationType.DATA_COMMIT_OPER_DS,nodeId) {
103 public void applyOperation(final ReadWriteTransaction tx) {
105 final InstanceIdentifier<Node> nodeIdent = InstanceIdentifier.create(Nodes.class)
106 .child(Node.class, new NodeKey(nodeId));
108 /* Validate exist Node */
109 Optional<Node> fNode = Optional.absent();
111 fNode = tx.read(LogicalDatastoreType.OPERATIONAL, nodeIdent).checkedGet();
113 catch (final ReadFailedException e) {
114 LOG.debug("Read Operational/DS for Node fail! {}", nodeIdent, e);
116 if ( ! fNode.isPresent()) {
117 LOG.trace("Read Operational/DS for Node fail! Node {} doesn't exist.", nodeIdent);
121 /* Get and Validate TransactionCacheContainer */
122 final Optional<TransactionCacheContainer<?>> txContainer = getTransactionCacheContainer(transId, nodeId);
123 if ( ! isTransactionCacheContainerValid(txContainer)) {
127 if(!nodeRegistrationManager.isFlowCapableNodeOwner(nodeId)) { return; }
129 /* Prepare List actual Queues and not updated Queues will be removed */
130 final List<NodeConnector> existConnectors = fNode.get().getNodeConnector() != null
131 ? fNode.get().getNodeConnector() : Collections.<NodeConnector> emptyList();
132 final Map<QueueKey, NodeConnectorKey> existQueueKeys = new HashMap<>();
133 for (final NodeConnector connect : existConnectors) {
134 if(connect.getAugmentation(FlowCapableNodeConnector.class) != null){
135 final List<Queue> listQueues = connect.getAugmentation(FlowCapableNodeConnector.class).getQueue();
136 if (listQueues != null) {
137 for (final Queue queue : listQueues) {
138 existQueueKeys.put(queue.getKey(), connect.getKey());
143 /* Queue processing */
144 statQueueCommit(txContainer, tx, nodeIdent, existQueueKeys);
145 /* Delete all not presented Group Nodes */
146 deleteAllNotPresentedNodes(nodeIdent, tx, Collections.unmodifiableMap(existQueueKeys));
147 /* Notification for continue collecting statistics */
148 notifyToCollectNextStatistics(nodeIdent, transId);
152 public UUID generatedUUIDForNode() {
153 return manager.getGeneratedUUIDForNode(getNodeIdentifier());
158 private void statQueueCommit(
159 final Optional<TransactionCacheContainer<?>> txContainer, final ReadWriteTransaction tx,
160 final InstanceIdentifier<Node> nodeIdent, final Map<QueueKey, NodeConnectorKey> existQueueKeys) {
162 Preconditions.checkNotNull(existQueueKeys);
163 Preconditions.checkNotNull(txContainer);
164 Preconditions.checkNotNull(nodeIdent);
165 Preconditions.checkNotNull(tx);
167 final List<? extends TransactionAware> cacheNotifs = txContainer.get().getNotifications();
168 for (final TransactionAware notif : cacheNotifs) {
169 if ( ! (notif instanceof QueueStatisticsUpdate)) {
172 final List<QueueIdAndStatisticsMap> queueStats = ((QueueStatisticsUpdate) notif).getQueueIdAndStatisticsMap();
173 if (queueStats == null) {
176 for (final QueueIdAndStatisticsMap queueStat : queueStats) {
177 if (queueStat.getQueueId() != null) {
178 final FlowCapableNodeConnectorQueueStatistics statChild =
179 new FlowCapableNodeConnectorQueueStatisticsBuilder(queueStat).build();
180 final FlowCapableNodeConnectorQueueStatisticsDataBuilder statBuild =
181 new FlowCapableNodeConnectorQueueStatisticsDataBuilder();
182 statBuild.setFlowCapableNodeConnectorQueueStatistics(statChild);
183 final QueueKey qKey = new QueueKey(queueStat.getQueueId());
184 final InstanceIdentifier<Queue> queueIdent = nodeIdent
185 .child(NodeConnector.class, new NodeConnectorKey(queueStat.getNodeConnectorId()))
186 .augmentation(FlowCapableNodeConnector.class)
187 .child(Queue.class, qKey);
188 final InstanceIdentifier<FlowCapableNodeConnectorQueueStatisticsData> queueStatIdent = queueIdent.augmentation(FlowCapableNodeConnectorQueueStatisticsData.class);
189 existQueueKeys.remove(qKey);
190 tx.merge(LogicalDatastoreType.OPERATIONAL, queueIdent, new QueueBuilder().setKey(qKey).build());
191 tx.put(LogicalDatastoreType.OPERATIONAL, queueStatIdent, statBuild.build());
197 private void deleteAllNotPresentedNodes(final InstanceIdentifier<Node> nodeIdent,
198 final ReadWriteTransaction tx, final Map<QueueKey, NodeConnectorKey> existQueueKeys) {
200 Preconditions.checkNotNull(nodeIdent);
201 Preconditions.checkNotNull(tx);
203 if (existQueueKeys == null) {
207 for (final Entry<QueueKey, NodeConnectorKey> entry : existQueueKeys.entrySet()) {
208 final InstanceIdentifier<Queue> queueIdent = nodeIdent.child(NodeConnector.class, entry.getValue())
209 .augmentation(FlowCapableNodeConnector.class).child(Queue.class, entry.getKey());
210 LOG.trace("Queue {} has to removed.", queueIdent);
211 Optional<Queue> delQueue = Optional.absent();
213 delQueue = tx.read(LogicalDatastoreType.OPERATIONAL, queueIdent).checkedGet();
215 catch (final ReadFailedException e) {
216 // NOOP - probably another transaction delete that node
217 LOG.debug("Queue {} was probably deleted via another transaction. Exception {}", queueIdent, e);
219 if (delQueue.isPresent()) {
220 tx.delete(LogicalDatastoreType.OPERATIONAL, queueIdent);