Bug 3020: Add version to AppendEntries and AppendEntriesReply

[controller.git] / opendaylight / md-sal / sal-akka-raft / src / main / java / org / opendaylight / controller / cluster / raft / RaftActorContextImpl.java

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java
index a0f13280c28f68cb3225499924597578302489c2..8fa579a5e7675e17f287c0d82a36a6567e81f983 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/RaftActorContextImpl.java
@@ -8,16 +8,19 @@
 
 package org.opendaylight.controller.cluster.raft;
 
+import static com.google.common.base.Preconditions.checkState;
 import akka.actor.ActorRef;
 import akka.actor.ActorSelection;
 import akka.actor.ActorSystem;
 import akka.actor.Props;
 import akka.actor.UntypedActorContext;
-import akka.event.LoggingAdapter;
-
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Supplier;
 import java.util.Map;
+import org.opendaylight.controller.cluster.DataPersistenceProvider;
+import org.slf4j.Logger;
 
-public class RaftActorContextImpl implements RaftActorContext{
+public class RaftActorContextImpl implements RaftActorContext {
 
     private final ActorRef actor;
 
@@ -31,48 +34,79 @@ public class RaftActorContextImpl implements RaftActorContext{
 
     private long lastApplied;
 
-    private final ReplicatedLog replicatedLog;
+    private ReplicatedLog replicatedLog;
 
     private final Map<String, String> peerAddresses;
 
-    private final LoggingAdapter LOG;
+    private final Logger LOG;
+
+    private ConfigParams configParams;
+
+    @VisibleForTesting
+    private Supplier<Long> totalMemoryRetriever;
+
+    // Snapshot manager will need to be created on demand as it needs raft actor context which cannot
+    // be passed to it in the constructor
+    private SnapshotManager snapshotManager;
 
+    private final DataPersistenceProvider persistenceProvider;
 
-    public RaftActorContextImpl(ActorRef actor, UntypedActorContext context,
-        String id,
-        ElectionTerm termInformation, long commitIndex,
-        long lastApplied, ReplicatedLog replicatedLog, Map<String, String> peerAddresses, LoggingAdapter logger) {
+    private short payloadVersion;
+
+    public RaftActorContextImpl(ActorRef actor, UntypedActorContext context, String id,
+            ElectionTerm termInformation, long commitIndex, long lastApplied, Map<String, String> peerAddresses,
+            ConfigParams configParams, DataPersistenceProvider persistenceProvider, Logger logger) {
         this.actor = actor;
         this.context = context;
         this.id = id;
         this.termInformation = termInformation;
         this.commitIndex = commitIndex;
         this.lastApplied = lastApplied;
-        this.replicatedLog = replicatedLog;
         this.peerAddresses = peerAddresses;
+        this.configParams = configParams;
+        this.persistenceProvider = persistenceProvider;
         this.LOG = logger;
     }
 
+    void setPayloadVersion(short payloadVersion) {
+        this.payloadVersion = payloadVersion;
+    }
+
+    @Override
+    public short getPayloadVersion() {
+        return payloadVersion;
+    }
+
+    void setConfigParams(ConfigParams configParams) {
+        this.configParams = configParams;
+    }
+
+    @Override
     public ActorRef actorOf(Props props){
         return context.actorOf(props);
     }
 
+    @Override
     public ActorSelection actorSelection(String path){
         return context.actorSelection(path);
     }
 
+    @Override
     public String getId() {
         return id;
     }
 
+    @Override
     public ActorRef getActor() {
         return actor;
     }
 
+    @Override
     public ElectionTerm getTermInformation() {
         return termInformation;
     }
 
+    @Override
     public long getCommitIndex() {
         return commitIndex;
     }
@@ -81,6 +115,7 @@ public class RaftActorContextImpl implements RaftActorContext{
         this.commitIndex = commitIndex;
     }
 
+    @Override
     public long getLastApplied() {
         return lastApplied;
     }
@@ -89,6 +124,10 @@ public class RaftActorContextImpl implements RaftActorContext{
         this.lastApplied = lastApplied;
     }
 
+    @Override public void setReplicatedLog(ReplicatedLog replicatedLog) {
+        this.replicatedLog = replicatedLog;
+    }
+
     @Override public ReplicatedLog getReplicatedLog() {
         return replicatedLog;
     }
@@ -97,7 +136,7 @@ public class RaftActorContextImpl implements RaftActorContext{
         return context.system();
     }
 
-    @Override public LoggingAdapter getLogger() {
+    @Override public Logger getLogger() {
         return this.LOG;
     }
 
@@ -109,13 +148,58 @@ public class RaftActorContextImpl implements RaftActorContext{
         return peerAddresses.get(peerId);
     }
 
+    @Override public ConfigParams getConfigParams() {
+        return configParams;
+    }
+
     @Override public void addToPeers(String name, String address) {
-        LOG.debug("Kamal--> addToPeer for:"+name);
         peerAddresses.put(name, address);
     }
 
     @Override public void removePeer(String name) {
-        LOG.debug("Kamal--> removePeer for:"+name);
         peerAddresses.remove(name);
     }
+
+    @Override public ActorSelection getPeerActorSelection(String peerId) {
+        String peerAddress = getPeerAddress(peerId);
+        if(peerAddress != null){
+            return actorSelection(peerAddress);
+        }
+        return null;
+    }
+
+    @Override public void setPeerAddress(String peerId, String peerAddress) {
+        LOG.info("Peer address for peer {} set to {}", peerId, peerAddress);
+        checkState(peerAddresses.containsKey(peerId), peerId + " is unknown");
+
+        peerAddresses.put(peerId, peerAddress);
+    }
+
+    @Override
+    public SnapshotManager getSnapshotManager() {
+        if(snapshotManager == null){
+            snapshotManager = new SnapshotManager(this, LOG);
+        }
+        return snapshotManager;
+    }
+
+    @Override
+    public long getTotalMemory() {
+        return totalMemoryRetriever != null ? totalMemoryRetriever.get() : Runtime.getRuntime().totalMemory();
+    }
+
+    @Override
+    public void setTotalMemoryRetriever(Supplier<Long> retriever) {
+        totalMemoryRetriever = retriever;
+    }
+
+    @Override
+    public boolean hasFollowers() {
+        return getPeerAddresses().keySet().size() > 0;
+    }
+
+    @Override
+    public DataPersistenceProvider getPersistenceProvider() {
+        return persistenceProvider;
+    }
 }