2 * Copyright (c) 2015, 2017 China Telecom Beijing Research Institute 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
8 package org.opendaylight.ovsdb.hwvtepsouthbound.transact;
10 import java.util.ArrayList;
11 import java.util.Collection;
12 import java.util.HashMap;
13 import java.util.List;
15 import java.util.Objects;
16 import java.util.concurrent.atomic.AtomicInteger;
17 import org.apache.commons.lang3.tuple.Pair;
18 import org.opendaylight.mdsal.binding.api.DataObjectModification;
19 import org.opendaylight.mdsal.binding.api.DataTreeModification;
20 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundConstants;
21 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.RemoteUcastMacs;
25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
26 import org.opendaylight.yangtools.yang.binding.DataObject;
27 import org.opendaylight.yangtools.yang.binding.Identifiable;
28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
32 public class TransactCommandAggregator implements TransactCommand {
33 private static final Logger LOG = LoggerFactory.getLogger(TransactCommandAggregator.class);
35 private final List<TransactCommand> commands = new ArrayList<>();
36 private final AtomicInteger retryCount = new AtomicInteger(HwvtepSouthboundConstants.CHAIN_RETRY_COUNT);
37 private final HwvtepOperationalState operationalState;
38 /* stores the modified and deleted data for each child type of each node id
39 Map<nodeid , Pair < updated, deleted >
40 each updated/ deleted contains Map < child type, List<ChildData>>
41 child type is the child of hwvtep Global augmentation
43 private final Map<InstanceIdentifier<Node>,
44 Pair<Map<Class<? extends Identifiable>, List<Identifiable>>,
45 Map<Class<? extends Identifiable>, List<Identifiable>>>> modifiedData = new HashMap<>();
48 public TransactCommandAggregator(HwvtepOperationalState state, Collection<DataTreeModification<Node>> changes) {
49 this.operationalState = state;
50 onDataTreeChanged(changes);
51 commands.add(new PhysicalSwitchUpdateCommand(state,changes));
52 commands.add(new PhysicalSwitchRemoveCommand(state,changes));
53 commands.add(new LogicalSwitchUpdateCommand(state,changes));
54 commands.add(new LogicalSwitchRemoveCommand(state,changes));
55 commands.add(new PhysicalPortUpdateCommand(state,changes));
56 commands.add(new PhysicalPortRemoveCommand(state,changes));
57 commands.add(new McastMacsRemoteUpdateCommand(state,changes));
58 commands.add(new McastMacsRemoteRemoveCommand(state,changes));
59 commands.add(new McastMacsLocalUpdateCommand(state,changes));
60 commands.add(new McastMacsLocalRemoveCommand(state,changes));
61 commands.add(new UcastMacsRemoteUpdateCommand(state,changes));
62 commands.add(new UcastMacsRemoteRemoveCommand(state,changes));
63 commands.add(new UcastMacsLocalUpdateCommand(state,changes));
64 commands.add(new UcastMacsLocalRemoveCommand(state,changes));
65 commands.add(new TunnelUpdateCommand(state,changes));
66 commands.add(new TunnelRemoveCommand(state,changes));
67 commands.add(new LogicalRouterUpdateCommand(state,changes));
68 commands.add(new LogicalRouterRemoveCommand(state,changes));
72 public void execute(TransactionBuilder transaction) {
73 for (TransactCommand command : commands) {
74 command.execute(transaction);
79 public void onConfigUpdate(TransactionBuilder transaction, InstanceIdentifier nodeIid, Identifiable data,
80 InstanceIdentifier key,
81 Object... extraData) {
85 public void doDeviceTransaction(TransactionBuilder transaction, InstanceIdentifier nodeIid, Identifiable data,
86 InstanceIdentifier key,
87 Object... extraData) {
90 private void onDataTreeChanged(final Collection<DataTreeModification<Node>> changes) {
91 boolean readOperationalNodes = false;
92 for (DataTreeModification<Node> change : changes) {
93 final InstanceIdentifier<Node> key = change.getRootPath().getRootIdentifier();
94 final DataObjectModification<Node> mod = change.getRootNode();
95 final Map<Class<? extends Identifiable>, List<Identifiable>> updatedData = new HashMap<>();
96 final Map<Class<? extends Identifiable>, List<Identifiable>> deletedData = new HashMap<>();
97 extractDataChanged(key, mod, updatedData, deletedData);
98 modifiedData.put(key, Pair.of(updatedData, deletedData));
99 operationalState.setModifiedData(modifiedData);
100 if (!isMacOnlyUpdate(updatedData, deletedData)) {
101 readOperationalNodes = true;
104 if (readOperationalNodes) {
105 operationalState.readOperationalNodes();
109 private static boolean isMacOnlyUpdate(final Map<Class<? extends Identifiable>, List<Identifiable>> updatedData,
110 final Map<Class<? extends Identifiable>, List<Identifiable>> deletedData) {
111 return updatedData.containsKey(RemoteUcastMacs.class) && updatedData.size() == 1
112 || deletedData.containsKey(RemoteUcastMacs.class) && deletedData.size() == 1;
115 private static void extractDataChanged(final InstanceIdentifier<Node> key,
116 final DataObjectModification<Node> mod,
117 final Map<Class<? extends Identifiable>, List<Identifiable>> updatedData,
118 final Map<Class<? extends Identifiable>, List<Identifiable>> deletedData) {
120 extractDataChanged(mod.getModifiedChildren(), updatedData, deletedData);
121 DataObjectModification<HwvtepGlobalAugmentation> aug = mod.getModifiedAugmentation(
122 HwvtepGlobalAugmentation.class);
124 extractDataChanged(aug.getModifiedChildren(), updatedData, deletedData);
126 DataObjectModification<PhysicalSwitchAugmentation> psAug = mod.getModifiedAugmentation(
127 PhysicalSwitchAugmentation.class);
129 extractDataChanged(psAug.getModifiedChildren(), updatedData, deletedData);
133 private static void extractDataChanged(
134 final Collection<? extends DataObjectModification<? extends DataObject>> children,
135 final Map<Class<? extends Identifiable>, List<Identifiable>> updatedData,
136 final Map<Class<? extends Identifiable>, List<Identifiable>> deletedData) {
137 if (children == null) {
140 for (DataObjectModification<? extends DataObject> child : children) {
141 Class<? extends Identifiable> childClass = (Class<? extends Identifiable>) child.getDataType();
142 switch (child.getModificationType()) {
144 case SUBTREE_MODIFIED:
145 DataObject dataAfter = child.getDataAfter();
146 if (!(dataAfter instanceof Identifiable)) {
149 DataObject before = child.getDataBefore();
150 if (Objects.equals(dataAfter, before)) {
152 in cluster reboot scenarios,
153 application rewrites the data tx.put( logicalswitchiid, logicalswitch )
154 that time it fires the update again ignoring such updates here
158 Identifiable identifiable = (Identifiable) dataAfter;
159 addToUpdatedData(updatedData, childClass, identifiable);
162 DataObject dataBefore = child.getDataBefore();
163 if (!(dataBefore instanceof Identifiable)) {
166 addToUpdatedData(deletedData, childClass, (Identifiable)dataBefore);
174 private static void addToUpdatedData(Map<Class<? extends Identifiable>, List<Identifiable>> updatedData,
175 Class<? extends Identifiable> childClass, Identifiable identifiable) {
176 updatedData.computeIfAbsent(childClass, (cls) -> new ArrayList<>());
177 updatedData.get(childClass).add(identifiable);
181 public void onFailure(TransactionBuilder deviceTransaction) {
182 commands.forEach(cmd -> cmd.onFailure(deviceTransaction));
183 operationalState.clearIntransitKeys();
187 public void onSuccess(TransactionBuilder deviceTransaction) {
188 commands.forEach(cmd -> cmd.onSuccess(deviceTransaction));
192 public boolean retry() {
193 return retryCount.decrementAndGet() > 0;