* Sets the payload data version of the follower.
*/
void setPayloadVersion(short payloadVersion);
+
+ /**
+ * @return the raft version of the follower.
+ */
+ short getRaftVersion();
+
+ /**
+ * Sets the raft version of the follower.
+ */
+ void setRaftVersion(short payloadVersion);
}
private short payloadVersion = -1;
+ // Assume the HELIUM_VERSION version initially for backwards compatibility until we obtain the follower's
+ // actual version via AppendEntriesReply. Although we no longer support the Helium version, a pre-Boron
+ // follower will not have the version field in AppendEntriesReply so it will be set to 0 which is
+ // HELIUM_VERSION.
+ private short raftVersion = RaftVersions.HELIUM_VERSION;
+
private final PeerInfo peerInfo;
public FollowerLogInformationImpl(PeerInfo peerInfo, long matchIndex, RaftActorContext context) {
this.payloadVersion = payloadVersion;
}
+ @Override
+ public short getRaftVersion() {
+ return raftVersion;
+ }
+
+ @Override
+ public void setRaftVersion(short raftVersion) {
+ this.raftVersion = raftVersion;
+ }
+
@Override
public String toString() {
return "FollowerLogInformationImpl [id=" + getId() + ", nextIndex=" + nextIndex + ", matchIndex=" + matchIndex
public interface RaftVersions {
short HELIUM_VERSION = 0;
short LITHIUM_VERSION = 1;
- short CURRENT_VERSION = LITHIUM_VERSION;
+ short BORON_VERSION = 3;
+ short CURRENT_VERSION = BORON_VERSION;
}
followerLogInformation.markFollowerActive();
followerLogInformation.setPayloadVersion(appendEntriesReply.getPayloadVersion());
+ followerLogInformation.setRaftVersion(appendEntriesReply.getRaftVersion());
boolean updated = false;
if (appendEntriesReply.isSuccess()) {
package org.opendaylight.controller.cluster.raft.messages;
+import org.opendaylight.controller.cluster.raft.RaftVersions;
+
/**
* Reply for the AppendEntriesRpc message
*/
private final short payloadVersion;
+ private final short raftVersion = RaftVersions.CURRENT_VERSION;
+
private final boolean forceInstallSnapshot;
public AppendEntriesReply(String followerId, long term, boolean success, long logLastIndex, long logLastTerm,
return payloadVersion;
}
+ public short getRaftVersion() {
+ return raftVersion;
+ }
+
public boolean isForceInstallSnapshot() {
return forceInstallSnapshot;
}
public String toString() {
return "AppendEntriesReply [term=" + getTerm() + ", success=" + success + ", followerId=" + followerId
+ ", logLastIndex=" + logLastIndex + ", logLastTerm=" + logLastTerm + ", forceInstallSnapshot="
- + forceInstallSnapshot + ", payloadVersion=" + payloadVersion + "]";
+ + forceInstallSnapshot + ", payloadVersion=" + payloadVersion + ", raftVersion=" + raftVersion + "]";
}
}
import org.opendaylight.controller.cluster.raft.RaftActorContext;
import org.opendaylight.controller.cluster.raft.RaftActorLeadershipTransferCohort;
import org.opendaylight.controller.cluster.raft.RaftState;
+import org.opendaylight.controller.cluster.raft.RaftVersions;
import org.opendaylight.controller.cluster.raft.ReplicatedLogEntry;
import org.opendaylight.controller.cluster.raft.ReplicatedLogImplEntry;
import org.opendaylight.controller.cluster.raft.SerializationUtils;
leader = new Leader(leaderActorContext);
+ FollowerLogInformation followerInfo = leader.getFollower(FOLLOWER_ID);
+
assertEquals(payloadVersion, leader.getLeaderPayloadVersion());
+ assertEquals(RaftVersions.HELIUM_VERSION, followerInfo.getRaftVersion());
short payloadVersion = 5;
AppendEntriesReply reply = new AppendEntriesReply(FOLLOWER_ID, 1, true, 2, 1, payloadVersion);
assertEquals(2, applyState.getReplicatedLogEntry().getIndex());
- FollowerLogInformation followerInfo = leader.getFollower(FOLLOWER_ID);
+ assertEquals(2, followerInfo.getMatchIndex());
+ assertEquals(3, followerInfo.getNextIndex());
assertEquals(payloadVersion, followerInfo.getPayloadVersion());
+ assertEquals(RaftVersions.CURRENT_VERSION, followerInfo.getRaftVersion());
}
@Test