X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2FDefaultConfigParamsImpl.java;h=932069edda42fe005a408607940f2989ab46ca26;hp=3e6742c17d37c178d30c7d570490ff993c068806;hb=c3b47511c453ecc7692c7e5b3602c606996b4aba;hpb=32b25203819eb02df22abfecdcc86896c068f778

diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/DefaultConfigParamsImpl.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/DefaultConfigParamsImpl.java
index 3e6742c17d..932069edda 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/DefaultConfigParamsImpl.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/DefaultConfigParamsImpl.java
@@ -7,22 +7,31 @@
  */
 package org.opendaylight.controller.cluster.raft;
 
+import com.google.common.base.Preconditions;
+import com.google.common.base.Strings;
+import com.google.common.base.Supplier;
+import com.google.common.base.Suppliers;
 import java.util.concurrent.TimeUnit;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.cluster.raft.policy.DefaultRaftPolicy;
+import org.opendaylight.controller.cluster.raft.policy.RaftPolicy;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import scala.concurrent.duration.FiniteDuration;
 
 /**
- * Default implementation of the ConfigParams
- *
- * If no implementation is provided for ConfigParams, then this will be used.
+ * Default implementation of the ConfigParams.
  */
 public class DefaultConfigParamsImpl implements ConfigParams {
 
+    private static final Logger LOG = LoggerFactory.getLogger(DefaultConfigParamsImpl.class);
+
     private static final int SNAPSHOT_BATCH_COUNT = 20000;
 
     private static final int JOURNAL_RECOVERY_LOG_BATCH_SIZE = 1000;
 
     /**
-     * The maximum election time variance
+     * The maximum election time variance.
      */
     private static final int ELECTION_TIME_MAX_VARIANCE = 100;
 
@@ -31,47 +40,85 @@ public class DefaultConfigParamsImpl implements ConfigParams {
 
     /**
      * The interval at which a heart beat message will be sent to the remote
-     * RaftActor
-     * <p/>
+     * RaftActor.
+     *
+     * <p>
      * Since this is set to 100 milliseconds the Election timeout should be
      * at least 200 milliseconds
      */
     public static final FiniteDuration HEART_BEAT_INTERVAL =
         new FiniteDuration(100, TimeUnit.MILLISECONDS);
 
+    private final Supplier<RaftPolicy> policySupplier = Suppliers.memoize(this::getPolicy);
+
     private FiniteDuration heartBeatInterval = HEART_BEAT_INTERVAL;
     private long snapshotBatchCount = SNAPSHOT_BATCH_COUNT;
     private int journalRecoveryLogBatchSize = JOURNAL_RECOVERY_LOG_BATCH_SIZE;
     private long isolatedLeaderCheckInterval = HEART_BEAT_INTERVAL.$times(1000).toMillis();
+    private FiniteDuration electionTimeOutInterval;
 
     // 12 is just an arbitrary percentage. This is the amount of the total memory that a raft actor's
     // in-memory journal can use before it needs to snapshot
     private int snapshotDataThresholdPercentage = 12;
 
+    private int snapshotChunkSize = SNAPSHOT_CHUNK_SIZE;
+
     private long electionTimeoutFactor = 2;
+    private String customRaftPolicyImplementationClass;
+
+    private PeerAddressResolver peerAddressResolver = NoopPeerAddressResolver.INSTANCE;
+
+    private String tempFileDirectory = "";
 
-    public void setHeartBeatInterval(FiniteDuration heartBeatInterval) {
+    private int fileBackedStreamingThreshold = 128 * MEGABYTE;
+
+    private long syncIndexThreshold = 10;
+
+    public void setHeartBeatInterval(final FiniteDuration heartBeatInterval) {
         this.heartBeatInterval = heartBeatInterval;
+        electionTimeOutInterval = null;
     }
 
-    public void setSnapshotBatchCount(long snapshotBatchCount) {
+    public void setSnapshotBatchCount(final long snapshotBatchCount) {
         this.snapshotBatchCount = snapshotBatchCount;
     }
 
-    public void setSnapshotDataThresholdPercentage(int snapshotDataThresholdPercentage){
+    public void setSnapshotDataThresholdPercentage(final int snapshotDataThresholdPercentage) {
         this.snapshotDataThresholdPercentage = snapshotDataThresholdPercentage;
     }
 
-    public void setJournalRecoveryLogBatchSize(int journalRecoveryLogBatchSize) {
+    public void setSnapshotChunkSize(final int snapshotChunkSize) {
+        this.snapshotChunkSize = snapshotChunkSize;
+    }
+
+    public void setJournalRecoveryLogBatchSize(final int journalRecoveryLogBatchSize) {
         this.journalRecoveryLogBatchSize = journalRecoveryLogBatchSize;
     }
 
-    public void setIsolatedLeaderCheckInterval(FiniteDuration isolatedLeaderCheckInterval) {
+    public void setIsolatedLeaderCheckInterval(final FiniteDuration isolatedLeaderCheckInterval) {
         this.isolatedLeaderCheckInterval = isolatedLeaderCheckInterval.toMillis();
     }
 
-    public void setElectionTimeoutFactor(long electionTimeoutFactor){
+    public void setElectionTimeoutFactor(final long electionTimeoutFactor) {
         this.electionTimeoutFactor = electionTimeoutFactor;
+        electionTimeOutInterval = null;
+    }
+
+    public void setTempFileDirectory(final String tempFileDirectory) {
+        this.tempFileDirectory = tempFileDirectory;
+    }
+
+    public void setFileBackedStreamingThreshold(final int fileBackedStreamingThreshold) {
+        this.fileBackedStreamingThreshold = fileBackedStreamingThreshold;
+    }
+
+    public void setCustomRaftPolicyImplementationClass(final String customRaftPolicyImplementationClass) {
+        this.customRaftPolicyImplementationClass = customRaftPolicyImplementationClass;
+    }
+
+    @Override
+    public String getCustomRaftPolicyImplementationClass() {
+        return customRaftPolicyImplementationClass;
     }
 
     @Override
@@ -92,7 +139,11 @@ public class DefaultConfigParamsImpl implements ConfigParams {
 
     @Override
     public FiniteDuration getElectionTimeOutInterval() {
-        return getHeartBeatInterval().$times(electionTimeoutFactor);
+        if (electionTimeOutInterval == null) {
+            electionTimeOutInterval = getHeartBeatInterval().$times(electionTimeoutFactor);
+        }
+
+        return electionTimeOutInterval;
     }
 
     @Override
@@ -102,7 +153,7 @@ public class DefaultConfigParamsImpl implements ConfigParams {
 
     @Override
     public int getSnapshotChunkSize() {
-        return SNAPSHOT_CHUNK_SIZE;
+        return snapshotChunkSize;
     }
 
     @Override
@@ -119,4 +170,61 @@ public class DefaultConfigParamsImpl implements ConfigParams {
     public long getElectionTimeoutFactor() {
         return electionTimeoutFactor;
     }
+
+    @Override
+    public RaftPolicy getRaftPolicy() {
+        return policySupplier.get();
+    }
+
+    @Override
+    public String getTempFileDirectory() {
+        return tempFileDirectory;
+    }
+
+    @Override
+    public int getFileBackedStreamingThreshold() {
+        return fileBackedStreamingThreshold;
+    }
+
+
+    @Override
+    public PeerAddressResolver getPeerAddressResolver() {
+        return peerAddressResolver;
+    }
+
+    public void setPeerAddressResolver(@Nonnull final PeerAddressResolver peerAddressResolver) {
+        this.peerAddressResolver = Preconditions.checkNotNull(peerAddressResolver);
+    }
+
+    @Override
+    public long getSyncIndexThreshold() {
+        return syncIndexThreshold;
+    }
+
+    public void setSyncIndexThreshold(final long syncIndexThreshold) {
+        Preconditions.checkArgument(syncIndexThreshold >= 0);
+        this.syncIndexThreshold = syncIndexThreshold;
+    }
+
+    @SuppressWarnings("checkstyle:IllegalCatch")
+    private RaftPolicy getPolicy() {
+        if (Strings.isNullOrEmpty(DefaultConfigParamsImpl.this.customRaftPolicyImplementationClass)) {
+            LOG.debug("No custom RaftPolicy specified. Using DefaultRaftPolicy");
+            return DefaultRaftPolicy.INSTANCE;
+        }
+
+        try {
+            String className = DefaultConfigParamsImpl.this.customRaftPolicyImplementationClass;
+            LOG.info("Trying to use custom RaftPolicy {}", className);
+            return (RaftPolicy)Class.forName(className).getDeclaredConstructor().newInstance();
+        } catch (ClassCastException | ReflectiveOperationException e) {
+            if (LOG.isDebugEnabled()) {
+                LOG.error("Could not create custom raft policy, will stick with default", e);
+            } else {
+                LOG.error("Could not create custom raft policy, will stick with default : cause = {}",
+                    e.getMessage());
+            }
+        }
+        return DefaultRaftPolicy.INSTANCE;
+    }
 }