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 akka.japi.Procedure;
16 import java.io.Serializable;
17 import java.util.HashMap;
19 import org.opendaylight.controller.cluster.NonPersistentDataProvider;
20 import org.opendaylight.controller.cluster.raft.policy.RaftPolicy;
21 import org.opendaylight.controller.cluster.raft.protobuff.client.messages.Payload;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
25 public class MockRaftActorContext extends RaftActorContextImpl {
26 private static final Logger LOG = LoggerFactory.getLogger(MockRaftActorContext.class);
28 private ActorSystem system;
29 private RaftPolicy raftPolicy;
31 private static ElectionTerm newElectionTerm() {
32 return new ElectionTerm() {
33 private long currentTerm = 1;
34 private String votedFor = "";
37 public long getCurrentTerm() {
42 public String getVotedFor() {
47 public void update(long currentTerm, String votedFor){
48 this.currentTerm = currentTerm;
49 this.votedFor = votedFor;
51 // TODO : Write to some persistent state
54 @Override public void updateAndPersist(long currentTerm,
56 update(currentTerm, votedFor);
61 public MockRaftActorContext(){
62 super(null, null, "test", newElectionTerm(), -1, -1, new HashMap<String, String>(),
63 new DefaultConfigParamsImpl(), new NonPersistentDataProvider(), LOG);
64 setReplicatedLog(new MockReplicatedLogBuilder().build());
67 public MockRaftActorContext(String id, ActorSystem system, ActorRef actor){
68 super(actor, null, id, newElectionTerm(), -1, -1, new HashMap<String, String>(),
69 new DefaultConfigParamsImpl(), new NonPersistentDataProvider(), LOG);
77 public void initReplicatedLog(){
78 SimpleReplicatedLog replicatedLog = new SimpleReplicatedLog();
79 long term = getTermInformation().getCurrentTerm();
80 replicatedLog.append(new MockReplicatedLogEntry(term, 0, new MockPayload("1")));
81 replicatedLog.append(new MockReplicatedLogEntry(term, 1, new MockPayload("2")));
82 setReplicatedLog(replicatedLog);
85 @Override public ActorRef actorOf(Props props) {
86 return system.actorOf(props);
89 @Override public ActorSelection actorSelection(String path) {
90 return system.actorSelection(path);
93 @Override public ActorSystem getActorSystem() {
97 @Override public ActorSelection getPeerActorSelection(String peerId) {
98 String peerAddress = getPeerAddress(peerId);
99 if(peerAddress != null){
100 return actorSelection(peerAddress);
105 public void setPeerAddresses(Map<String, String> peerAddresses) {
106 for(String id: getPeerIds()) {
110 for(Map.Entry<String, String> e: peerAddresses.entrySet()) {
111 addToPeers(e.getKey(), e.getValue(), VotingState.VOTING);
116 public SnapshotManager getSnapshotManager() {
117 SnapshotManager snapshotManager = super.getSnapshotManager();
118 snapshotManager.setCreateSnapshotCallable(NoopProcedure.<Void>instance());
119 return snapshotManager;
123 public RaftPolicy getRaftPolicy() {
124 return raftPolicy != null ? raftPolicy : super.getRaftPolicy();
127 public void setRaftPolicy(RaftPolicy raftPolicy) {
128 this.raftPolicy = raftPolicy;
131 public static class SimpleReplicatedLog extends AbstractReplicatedLogImpl {
133 public void appendAndPersist(
134 ReplicatedLogEntry replicatedLogEntry) {
135 append(replicatedLogEntry);
139 public int dataSize() {
144 public void captureSnapshotIfReady(ReplicatedLogEntry replicatedLogEntry) {
147 @Override public void removeFromAndPersist(long index) {
152 public void appendAndPersist(ReplicatedLogEntry replicatedLogEntry, Procedure<ReplicatedLogEntry> callback) {
153 append(replicatedLogEntry);
155 if(callback != null) {
157 callback.apply(replicatedLogEntry);
158 } catch (Exception e) {
165 public static class MockPayload extends Payload implements Serializable {
166 private static final long serialVersionUID = 3121380393130864247L;
167 private String value = "";
170 public MockPayload() {
173 public MockPayload(String s) {
175 size = value.length();
178 public MockPayload(String s, int size) {
189 public String toString() {
194 public int hashCode() {
195 final int prime = 31;
197 result = prime * result + ((value == null) ? 0 : value.hashCode());
202 public boolean equals(Object obj) {
209 if (getClass() != obj.getClass()) {
212 MockPayload other = (MockPayload) obj;
214 if (other.value != null) {
217 } else if (!value.equals(other.value)) {
224 public static class MockReplicatedLogEntry implements ReplicatedLogEntry, Serializable {
225 private static final long serialVersionUID = 1L;
227 private final long term;
228 private final long index;
229 private final Payload data;
231 public MockReplicatedLogEntry(long term, long index, Payload data){
238 @Override public Payload getData() {
242 @Override public long getTerm() {
246 @Override public long getIndex() {
252 return getData().size();
256 public int hashCode() {
257 final int prime = 31;
259 result = prime * result + ((data == null) ? 0 : data.hashCode());
260 result = prime * result + (int) (index ^ (index >>> 32));
261 result = prime * result + (int) (term ^ (term >>> 32));
266 public boolean equals(Object obj) {
273 if (getClass() != obj.getClass()) {
276 MockReplicatedLogEntry other = (MockReplicatedLogEntry) obj;
278 if (other.data != null) {
281 } else if (!data.equals(other.data)) {
284 if (index != other.index) {
287 if (term != other.term) {
294 public String toString() {
295 StringBuilder builder = new StringBuilder();
296 builder.append("MockReplicatedLogEntry [term=").append(term).append(", index=").append(index)
297 .append(", data=").append(data).append("]");
298 return builder.toString();
302 public static class MockReplicatedLogBuilder {
303 private final ReplicatedLog mockLog = new SimpleReplicatedLog();
305 public MockReplicatedLogBuilder createEntries(int start, int end, int term) {
306 for (int i=start; i<end; i++) {
307 this.mockLog.append(new ReplicatedLogImplEntry(i, term, new MockRaftActorContext.MockPayload(Integer.toString(i))));
312 public MockReplicatedLogBuilder addEntry(int index, int term, MockPayload payload) {
313 this.mockLog.append(new ReplicatedLogImplEntry(index, term, payload));
317 public ReplicatedLog build() {