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https://issues.apache.org/jira/browse/CURATOR-126?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14076617#comment-14076617
]
ASF GitHub Bot commented on CURATOR-126:
----------------------------------------
Github user dragonsinth commented on a diff in the pull request:
https://github.com/apache/curator/pull/23#discussion_r15483300
--- Diff:
curator-framework/src/main/java/org/apache/curator/framework/imps/CuratorFrameworkImpl.java
---
@@ -300,12 +295,20 @@ public Void apply(CuratorListener listener)
listeners.clear();
unhandledErrorListeners.clear();
connectionStateManager.close();
+ if (backgroundThread != null) {
+ backgroundThread.interrupt();
+ try
+ {
+ backgroundThread.join(1000);
--- End diff --
I totally made this number up. What's the right thing here?
> IllegalStateException in performBackgroundOperation during close
> ----------------------------------------------------------------
>
> Key: CURATOR-126
> URL: https://issues.apache.org/jira/browse/CURATOR-126
> Project: Apache Curator
> Issue Type: Bug
> Components: Framework
> Affects Versions: 2.5.0
> Reporter: Scott Blum
> Assignee: Cameron McKenzie
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> {code}
> [CuratorFramework-0] ERROR
> org.apache.curator.framework.imps.CuratorFrameworkImpl - Background
> exception was not retry-able or retry gave up
> java.lang.IllegalStateException: Client is not started
> at
> com.google.common.base.Preconditions.checkState(Preconditions.java:176)
> at
> org.apache.curator.CuratorZookeeperClient.getZooKeeper(CuratorZookeeperClient.java:113)
> at
> org.apache.curator.framework.imps.CuratorFrameworkImpl.performBackgroundOperation(CuratorFrameworkImpl.java:807)
> at
> org.apache.curator.framework.imps.CuratorFrameworkImpl.backgroundOperationsLoop(CuratorFrameworkImpl.java:793)
> at
> org.apache.curator.framework.imps.CuratorFrameworkImpl.access$400(CuratorFrameworkImpl.java:57)
> at
> org.apache.curator.framework.imps.CuratorFrameworkImpl$4.call(CuratorFrameworkImpl.java:275)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:744)
> {code}
> I see this sometimes during test runs; I believe this happens because
> CuratorZookeeperClient.started gets set to false during shutdown, but the
> backgroundOperation loop can still be running since shutting down the
> backgroundOperation loop is inherently racy.
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