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.cluster.raft;
11 import akka.actor.ActorRef;
12 import akka.actor.ActorSelection;
13 import akka.actor.ActorSystem;
14 import akka.actor.Props;
15 import com.google.common.base.Preconditions;
16 import com.google.protobuf.GeneratedMessage;
17 import java.io.Serializable;
18 import java.util.HashMap;
20 import org.opendaylight.controller.cluster.raft.protobuff.client.messages.Payload;
21 import org.opendaylight.controller.protobuff.messages.cluster.raft.AppendEntriesMessages;
22 import org.opendaylight.controller.protobuff.messages.cluster.raft.test.MockPayloadMessages;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
26 public class MockRaftActorContext implements RaftActorContext {
29 private ActorSystem system;
30 private ActorRef actor;
31 private long index = 0;
32 private long lastApplied = 0;
33 private final ElectionTerm electionTerm;
34 private ReplicatedLog replicatedLog;
35 private Map<String, String> peerAddresses = new HashMap<>();
36 private ConfigParams configParams;
37 private boolean snapshotCaptureInitiated;
39 public MockRaftActorContext(){
45 public MockRaftActorContext(String id, ActorSystem system, ActorRef actor){
50 final String id1 = id;
51 electionTerm = new ElectionTerm() {
53 * Identifier of the actor whose election term information this is
55 private final String id = id1;
56 private long currentTerm = 0;
57 private String votedFor = "";
60 public long getCurrentTerm() {
65 public String getVotedFor() {
70 public void update(long currentTerm, String votedFor){
71 this.currentTerm = currentTerm;
72 this.votedFor = votedFor;
74 // TODO : Write to some persistent state
77 @Override public void updateAndPersist(long currentTerm,
79 update(currentTerm, votedFor);
83 configParams = new DefaultConfigParamsImpl();
89 public void initReplicatedLog(){
90 this.replicatedLog = new SimpleReplicatedLog();
91 this.replicatedLog.append(new MockReplicatedLogEntry(1, 0, new MockPayload("1")));
92 this.replicatedLog.append(new MockReplicatedLogEntry(1, 1, new MockPayload("2")));
95 @Override public ActorRef actorOf(Props props) {
96 return system.actorOf(props);
99 @Override public ActorSelection actorSelection(String path) {
100 return system.actorSelection(path);
103 @Override public String getId() {
107 @Override public ActorRef getActor() {
111 @Override public ElectionTerm getTermInformation() {
115 public void setIndex(long index){
119 @Override public long getCommitIndex() {
123 @Override public void setCommitIndex(long commitIndex) {
124 this.index = commitIndex;
127 @Override public void setLastApplied(long lastApplied){
128 this.lastApplied = lastApplied;
131 @Override public long getLastApplied() {
136 public void setReplicatedLog(ReplicatedLog replicatedLog) {
137 this.replicatedLog = replicatedLog;
140 @Override public ReplicatedLog getReplicatedLog() {
141 return replicatedLog;
144 @Override public ActorSystem getActorSystem() {
148 @Override public Logger getLogger() {
149 return LoggerFactory.getLogger(getClass());
152 @Override public Map<String, String> getPeerAddresses() {
153 return peerAddresses;
156 @Override public String getPeerAddress(String peerId) {
157 return peerAddresses.get(peerId);
160 @Override public void addToPeers(String name, String address) {
161 peerAddresses.put(name, address);
164 @Override public void removePeer(String name) {
165 peerAddresses.remove(name);
168 @Override public ActorSelection getPeerActorSelection(String peerId) {
169 String peerAddress = getPeerAddress(peerId);
170 if(peerAddress != null){
171 return actorSelection(peerAddress);
176 @Override public void setPeerAddress(String peerId, String peerAddress) {
177 Preconditions.checkState(peerAddresses.containsKey(peerId));
178 peerAddresses.put(peerId, peerAddress);
181 public void setPeerAddresses(Map<String, String> peerAddresses) {
182 this.peerAddresses = peerAddresses;
186 public ConfigParams getConfigParams() {
191 public void setSnapshotCaptureInitiated(boolean snapshotCaptureInitiated) {
192 this.snapshotCaptureInitiated = snapshotCaptureInitiated;
196 public boolean isSnapshotCaptureInitiated() {
197 return snapshotCaptureInitiated;
200 public void setConfigParams(ConfigParams configParams) {
201 this.configParams = configParams;
204 public static class SimpleReplicatedLog extends AbstractReplicatedLogImpl {
205 @Override public void appendAndPersist(
206 ReplicatedLogEntry replicatedLogEntry) {
207 append(replicatedLogEntry);
211 public int dataSize() {
215 @Override public void removeFromAndPersist(long index) {
220 public static class MockPayload extends Payload implements Serializable {
221 private static final long serialVersionUID = 3121380393130864247L;
222 private String value = "";
224 public MockPayload(){
228 public MockPayload(String s) {
232 @Override public Map<GeneratedMessage.GeneratedExtension, String> encode() {
233 Map<GeneratedMessage.GeneratedExtension, String> map = new HashMap<GeneratedMessage.GeneratedExtension, String>();
234 map.put(MockPayloadMessages.value, value);
238 @Override public Payload decode(
239 AppendEntriesMessages.AppendEntries.ReplicatedLogEntry.Payload payloadProtoBuff) {
240 String value = payloadProtoBuff.getExtension(MockPayloadMessages.value);
247 return value.length();
250 @Override public String getClientPayloadClassName() {
251 return MockPayload.class.getName();
255 public String toString() {
260 public static class MockReplicatedLogEntry implements ReplicatedLogEntry, Serializable {
261 private static final long serialVersionUID = 1L;
263 private final long term;
264 private final long index;
265 private final Payload data;
267 public MockReplicatedLogEntry(long term, long index, Payload data){
274 @Override public Payload getData() {
278 @Override public long getTerm() {
282 @Override public long getIndex() {
288 return getData().size();
292 public static class MockReplicatedLogBuilder {
293 private final ReplicatedLog mockLog = new SimpleReplicatedLog();
295 public MockReplicatedLogBuilder createEntries(int start, int end, int term) {
296 for (int i=start; i<end; i++) {
297 this.mockLog.append(new ReplicatedLogImplEntry(i, term, new MockRaftActorContext.MockPayload("foo" + i)));
302 public MockReplicatedLogBuilder addEntry(int index, int term, MockPayload payload) {
303 this.mockLog.append(new ReplicatedLogImplEntry(index, term, payload));
307 public ReplicatedLog build() {