import akka.actor.ActorSelection;
import akka.actor.ActorSystem;
import akka.actor.Props;
-import akka.event.Logging;
-import akka.event.LoggingAdapter;
-
-import java.util.ArrayList;
-import java.util.Collections;
+import akka.japi.Procedure;
+import com.google.common.base.Preconditions;
+import com.google.common.base.Supplier;
+import com.google.protobuf.GeneratedMessage;
+import java.io.Serializable;
import java.util.HashMap;
-import java.util.List;
import java.util.Map;
+import org.opendaylight.controller.cluster.raft.protobuff.client.messages.Payload;
+import org.opendaylight.controller.protobuff.messages.cluster.raft.AppendEntriesMessages;
+import org.opendaylight.controller.protobuff.messages.cluster.raft.test.MockPayloadMessages;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
public class MockRaftActorContext implements RaftActorContext {
private long lastApplied = 0;
private final ElectionTerm electionTerm;
private ReplicatedLog replicatedLog;
- private Map<String, String> peerAddresses = new HashMap();
+ private Map<String, String> peerAddresses = new HashMap<>();
+ private ConfigParams configParams;
+ private boolean snapshotCaptureInitiated;
+ private SnapshotManager snapshotManager;
public MockRaftActorContext(){
- electionTerm = null;
+ electionTerm = new ElectionTerm() {
+ private long currentTerm = 1;
+ private String votedFor = "";
- initReplicatedLog();
+ @Override
+ public long getCurrentTerm() {
+ return currentTerm;
+ }
+
+ @Override
+ public String getVotedFor() {
+ return votedFor;
+ }
+
+ @Override
+ public void update(long currentTerm, String votedFor){
+ this.currentTerm = currentTerm;
+ this.votedFor = votedFor;
+
+ // TODO : Write to some persistent state
+ }
+
+ @Override public void updateAndPersist(long currentTerm,
+ String votedFor) {
+ update(currentTerm, votedFor);
+ }
+ };
+
+ configParams = new DefaultConfigParamsImpl();
}
public MockRaftActorContext(String id, ActorSystem system, ActorRef actor){
+ this();
this.id = id;
this.system = system;
this.actor = actor;
- electionTerm = new ElectionTermImpl(id);
-
initReplicatedLog();
}
public void initReplicatedLog(){
- MockReplicatedLog mockReplicatedLog = new MockReplicatedLog();
- this.replicatedLog = mockReplicatedLog;
- mockReplicatedLog.setLast(new MockReplicatedLogEntry(1,1,""));
- mockReplicatedLog.setReplicatedLogEntry(new MockReplicatedLogEntry(1,1, ""));
+ this.replicatedLog = new SimpleReplicatedLog();
+ long term = getTermInformation().getCurrentTerm();
+ this.replicatedLog.append(new MockReplicatedLogEntry(term, 0, new MockPayload("1")));
+ this.replicatedLog.append(new MockReplicatedLogEntry(term, 1, new MockPayload("2")));
}
@Override public ActorRef actorOf(Props props) {
return lastApplied;
}
+ @Override
+ // FIXME : A lot of tests try to manipulate the replicated log by setting it using this method
+ // This is OK to do if the underlyingActor is not RafActor or a derived class. If not then you should not
+ // used this way to manipulate the log because the RaftActor actually has a field replicatedLog
+ // which it creates internally and sets on the RaftActorContext
+ // The only right way to manipulate the replicated log therefore is to get it from either the RaftActor
+ // or the RaftActorContext and modify the entries in there instead of trying to replace it by using this setter
+ // Simple assertion that will fail if you do so
+ // ReplicatedLog log = new ReplicatedLogImpl();
+ // raftActor.underlyingActor().getRaftActorContext().setReplicatedLog(log);
+ // assertEquals(log, raftActor.underlyingActor().getReplicatedLog())
public void setReplicatedLog(ReplicatedLog replicatedLog) {
this.replicatedLog = replicatedLog;
}
return this.system;
}
- @Override public LoggingAdapter getLogger() {
- return Logging.getLogger(system, this);
+ @Override public Logger getLogger() {
+ return LoggerFactory.getLogger(getClass());
}
@Override public Map<String, String> getPeerAddresses() {
return peerAddresses.get(peerId);
}
- public void setPeerAddresses(Map<String, String> peerAddresses) {
- this.peerAddresses = peerAddresses;
+ @Override public void addToPeers(String name, String address) {
+ peerAddresses.put(name, address);
}
+ @Override public void removePeer(String name) {
+ peerAddresses.remove(name);
+ }
- public static class MockReplicatedLog implements ReplicatedLog {
- private ReplicatedLogEntry replicatedLogEntry = new MockReplicatedLogEntry(0,0, "");
- private ReplicatedLogEntry last = new MockReplicatedLogEntry(0,0, "");
-
- @Override public ReplicatedLogEntry get(long index) {
- return replicatedLogEntry;
+ @Override public ActorSelection getPeerActorSelection(String peerId) {
+ String peerAddress = getPeerAddress(peerId);
+ if(peerAddress != null){
+ return actorSelection(peerAddress);
}
+ return null;
+ }
- @Override public ReplicatedLogEntry last() {
- return last;
- }
+ @Override public void setPeerAddress(String peerId, String peerAddress) {
+ Preconditions.checkState(peerAddresses.containsKey(peerId));
+ peerAddresses.put(peerId, peerAddress);
+ }
- @Override public long lastIndex() {
- return last.getIndex();
- }
+ public void setPeerAddresses(Map<String, String> peerAddresses) {
+ this.peerAddresses = peerAddresses;
+ }
- @Override public long lastTerm() {
- return last.getTerm();
- }
+ @Override
+ public ConfigParams getConfigParams() {
+ return configParams;
+ }
- @Override public void removeFrom(long index) {
+ @Override
+ public SnapshotManager getSnapshotManager() {
+ if(this.snapshotManager == null){
+ this.snapshotManager = new SnapshotManager(this, getLogger());
}
+ return this.snapshotManager;
+ }
- @Override public void append(ReplicatedLogEntry replicatedLogEntry) {
- }
+ public void setConfigParams(ConfigParams configParams) {
+ this.configParams = configParams;
+ }
+
+ @Override
+ public long getTotalMemory() {
+ return Runtime.getRuntime().totalMemory();
+ }
+ @Override
+ public void setTotalMemoryRetriever(Supplier<Long> retriever) {
+ }
+
+ @Override
+ public boolean hasFollowers() {
+ return getPeerAddresses().keySet().size() > 0;
+ }
+
+ public static class SimpleReplicatedLog extends AbstractReplicatedLogImpl {
@Override public void appendAndPersist(
ReplicatedLogEntry replicatedLogEntry) {
+ append(replicatedLogEntry);
}
- @Override public List<ReplicatedLogEntry> getFrom(long index) {
- return Collections.EMPTY_LIST;
+ @Override
+ public int dataSize() {
+ return -1;
}
- @Override public long size() {
- if(replicatedLogEntry != null){
- return 1;
- }
- return 0;
+ @Override public void removeFromAndPersist(long index) {
+ removeFrom(index);
}
- public void setReplicatedLogEntry(
- ReplicatedLogEntry replicatedLogEntry) {
- this.replicatedLogEntry = replicatedLogEntry;
- }
+ @Override
+ public void appendAndPersist(ReplicatedLogEntry replicatedLogEntry, Procedure<ReplicatedLogEntry> callback) {
+ append(replicatedLogEntry);
- public void setLast(ReplicatedLogEntry last) {
- this.last = last;
+ if(callback != null) {
+ try {
+ callback.apply(replicatedLogEntry);
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
}
}
- public static class SimpleReplicatedLog implements ReplicatedLog {
- private final List<ReplicatedLogEntry> log = new ArrayList<>(10000);
+ public static class MockPayload extends Payload implements Serializable {
+ private static final long serialVersionUID = 3121380393130864247L;
+ private String value = "";
+ private int size;
- @Override public ReplicatedLogEntry get(long index) {
- if(index >= log.size() || index < 0){
- return null;
- }
- return log.get((int) index);
+ public MockPayload() {
}
- @Override public ReplicatedLogEntry last() {
- if(log.size() == 0){
- return null;
- }
- return log.get(log.size()-1);
+ public MockPayload(String s) {
+ this.value = s;
+ size = value.length();
}
- @Override public long lastIndex() {
- if(log.size() == 0){
- return -1;
- }
-
- return last().getIndex();
+ public MockPayload(String s, int size) {
+ this(s);
+ this.size = size;
}
- @Override public long lastTerm() {
- if(log.size() == 0){
- return -1;
- }
+ @Override public Map<GeneratedMessage.GeneratedExtension, String> encode() {
+ Map<GeneratedMessage.GeneratedExtension, String> map = new HashMap<GeneratedMessage.GeneratedExtension, String>();
+ map.put(MockPayloadMessages.value, value);
+ return map;
+ }
- return last().getTerm();
+ @Override public Payload decode(
+ AppendEntriesMessages.AppendEntries.ReplicatedLogEntry.Payload payloadProtoBuff) {
+ String value = payloadProtoBuff.getExtension(MockPayloadMessages.value);
+ this.value = value;
+ return this;
}
- @Override public void removeFrom(long index) {
- for(int i=(int) index ; i < log.size() ; i++) {
- log.remove(i);
- }
+ @Override
+ public int size() {
+ return size;
}
- @Override public void append(ReplicatedLogEntry replicatedLogEntry) {
- log.add(replicatedLogEntry);
+ @Override public String getClientPayloadClassName() {
+ return MockPayload.class.getName();
}
- @Override public void appendAndPersist(
- ReplicatedLogEntry replicatedLogEntry) {
- append(replicatedLogEntry);
+ @Override
+ public String toString() {
+ return value;
}
- @Override public List<ReplicatedLogEntry> getFrom(long index) {
- List<ReplicatedLogEntry> entries = new ArrayList<>();
- for(int i=(int) index ; i < log.size() ; i++) {
- entries.add(get(i));
- }
- return entries;
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((value == null) ? 0 : value.hashCode());
+ return result;
}
- @Override public long size() {
- return log.size();
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (getClass() != obj.getClass()) {
+ return false;
+ }
+ MockPayload other = (MockPayload) obj;
+ if (value == null) {
+ if (other.value != null) {
+ return false;
+ }
+ } else if (!value.equals(other.value)) {
+ return false;
+ }
+ return true;
}
}
- public static class MockReplicatedLogEntry implements ReplicatedLogEntry {
+ public static class MockReplicatedLogEntry implements ReplicatedLogEntry, Serializable {
+ private static final long serialVersionUID = 1L;
private final long term;
private final long index;
- private final Object data;
+ private final Payload data;
- public MockReplicatedLogEntry(long term, long index, Object data){
+ public MockReplicatedLogEntry(long term, long index, Payload data){
this.term = term;
this.index = index;
this.data = data;
}
- @Override public Object getData() {
+ @Override public Payload getData() {
return data;
}
@Override public long getIndex() {
return index;
}
+
+ @Override
+ public int size() {
+ return getData().size();
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+ int result = 1;
+ result = prime * result + ((data == null) ? 0 : data.hashCode());
+ result = prime * result + (int) (index ^ (index >>> 32));
+ result = prime * result + (int) (term ^ (term >>> 32));
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj) {
+ return true;
+ }
+ if (obj == null) {
+ return false;
+ }
+ if (getClass() != obj.getClass()) {
+ return false;
+ }
+ MockReplicatedLogEntry other = (MockReplicatedLogEntry) obj;
+ if (data == null) {
+ if (other.data != null) {
+ return false;
+ }
+ } else if (!data.equals(other.data)) {
+ return false;
+ }
+ if (index != other.index) {
+ return false;
+ }
+ if (term != other.term) {
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ StringBuilder builder = new StringBuilder();
+ builder.append("MockReplicatedLogEntry [term=").append(term).append(", index=").append(index)
+ .append(", data=").append(data).append("]");
+ return builder.toString();
+ }
+ }
+
+ public static class MockReplicatedLogBuilder {
+ private final ReplicatedLog mockLog = new SimpleReplicatedLog();
+
+ public MockReplicatedLogBuilder createEntries(int start, int end, int term) {
+ for (int i=start; i<end; i++) {
+ this.mockLog.append(new ReplicatedLogImplEntry(i, term, new MockRaftActorContext.MockPayload("foo" + i)));
+ }
+ return this;
+ }
+
+ public MockReplicatedLogBuilder addEntry(int index, int term, MockPayload payload) {
+ this.mockLog.append(new ReplicatedLogImplEntry(index, term, payload));
+ return this;
+ }
+
+ public ReplicatedLog build() {
+ return this.mockLog;
+ }
}
}
Code Review / controller.git / blobdiff