X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-akka-raft%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fraft%2Fbehaviors%2FCandidate.java;h=7c111d28de818e225eb4b1ab8e10d4f962198c72;hb=6fe723d6e0d477e40847c672f5584e649e006e2d;hp=b86d28b5f79c4deaa8f2f8a4923305248ffd4762;hpb=660c3e22ca97bc613ea6f6288503620bba6fb233;p=controller.git
diff --git a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/behaviors/Candidate.java b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/behaviors/Candidate.java
index b86d28b5f7..7c111d28de 100644
--- a/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/behaviors/Candidate.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/main/java/org/opendaylight/controller/cluster/raft/behaviors/Candidate.java
@@ -24,7 +24,8 @@ import org.opendaylight.controller.cluster.raft.messages.RequestVoteReply;
/**
* The behavior of a RaftActor when it is in the Candidate raft state.
- *
+ *
+ *
* Candidates (§5.2):
*
* - On conversion to candidate, start election:
@@ -87,8 +88,8 @@ public class Candidate extends AbstractRaftActorBehavior {
// Some other candidate for the same term became a leader and sent us an append entry
if (currentTerm() == appendEntries.getTerm()) {
- log.debug("{}: New Leader sent an append entry to Candidate for term {} will switch to Follower",
- logName(), currentTerm());
+ log.info("{}: New Leader {} sent an AppendEntries to Candidate for term {} - will switch to Follower",
+ logName(), appendEntries.getLeaderId(), currentTerm());
return switchBehavior(new Follower(context));
}
@@ -111,8 +112,8 @@ public class Candidate extends AbstractRaftActorBehavior {
if (voteCount >= votesRequired) {
if (context.getLastApplied() < context.getReplicatedLog().lastIndex()) {
- log.debug("{}: LastApplied index {} is behind last index {}", logName(), context.getLastApplied(),
- context.getReplicatedLog().lastIndex());
+ log.info("{}: LastApplied index {} is behind last index {} - switching to PreLeader",
+ logName(), context.getLastApplied(), context.getReplicatedLog().lastIndex());
return internalSwitchBehavior(RaftState.PreLeader);
} else {
return internalSwitchBehavior(RaftState.Leader);
@@ -153,6 +154,9 @@ public class Candidate extends AbstractRaftActorBehavior {
// set currentTerm = T, convert to follower (§5.1)
// This applies to all RPC messages and responses
if (rpc.getTerm() > context.getTermInformation().getCurrentTerm()) {
+ log.info("{}: Term {} in \"{}\" message is greater than Candidate's term {} - switching to Follower",
+ logName(), rpc.getTerm(), rpc, context.getTermInformation().getCurrentTerm());
+
context.getTermInformation().updateAndPersist(rpc.getTerm(), null);
// The raft paper does not say whether or not a Candidate can/should process a RequestVote in
@@ -180,7 +184,7 @@ public class Candidate extends AbstractRaftActorBehavior {
long newTerm = currentTerm + 1;
context.getTermInformation().updateAndPersist(newTerm, context.getId());
- log.debug("{}: Starting new term {}", logName(), newTerm);
+ log.info("{}: Starting new election term {}", logName(), newTerm);
// Request for a vote
// TODO: Retry request for vote if replies do not arrive in a reasonable