Github user HeartSaVioR commented on a diff in the pull request:
https://github.com/apache/storm/pull/1535#discussion_r69409241
--- Diff:
storm-core/src/jvm/org/apache/storm/cluster/StormClusterStateImpl.java ---
@@ -219,6 +219,8 @@ public void stateChanged(CuratorFramework
curatorFramework, ConnectionState conn
LOG.info("Connection state listener invoked, zookeeper
connection state has changed to {}", connectionState);
if (connectionState.equals(ConnectionState.RECONNECTED)) {
LOG.info("Connection state has changed to reconnected
so setting nimbuses entry one more time");
+ // explicit delete for ephmeral node to ensure this
session creates the entry.
+
stateStorage.delete_node(ClusterUtils.nimbusPath(nimbusId));
--- End diff --
@harshach
This is for edge case for ephemeral node not deleted while session is
closed.
Please refer http://issues.apache.org/jira/browse/STORM-1941.
I know it's odd but it is happening, and other article states this behavior.
https://www.box.com/blog/a-gotcha-when-using-zookeeper-ephemeral-nodes/
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