Github user hanm commented on a diff in the pull request:
https://github.com/apache/zookeeper/pull/159#discussion_r100389617
--- Diff: src/java/main/org/apache/zookeeper/server/quorum/Learner.java ---
@@ -498,14 +504,19 @@ else if (qp.getType() == Leader.SNAP) {
throw new Exception("changes proposed in
reconfig");
}
}
- if (!snapshotTaken) { // true for the pre v1.0 case
- zk.takeSnapshot();
+ if (isPreZAB1_0) {
+ zk.takeSnapshot();
self.setCurrentEpoch(newEpoch);
}
self.setZooKeeperServer(zk);
self.adminServer.setZooKeeperServer(zk);
break outerLoop;
- case Leader.NEWLEADER: // it will be NEWLEADER in v1.0
+ case Leader.NEWLEADER: // Getting NEWLEADER here instead
of in discovery
+ // means this is Zab 1.0
+ // Create updatingEpoch file and remove it after
current
--- End diff --
This comment does not apply here - my guess is it is a copy paste error
from your branch-3.4 patch... can we get this comment removed?
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