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HDFS-16852. Skip KeyProviderCache shutdown hook registration if already shutting down (#5160)

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Signed-off-by: Erik Krogen <xkrogen@apache.org>
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Xing Lin 2022-12-16 08:46:14 -08:00 committed by GitHub
parent c5b42d59d2
commit f7bdf6c667
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1 changed files with 5 additions and 2 deletions
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hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/KeyProviderCache.java
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@ -68,8 +68,11 @@ public void onRemoval(
})
.build();
ShutdownHookManager.get().addShutdownHook(new KeyProviderCacheFinalizer(),
SHUTDOWN_HOOK_PRIORITY);
// Register the shutdown hook when not in shutdown
if (!ShutdownHookManager.get().isShutdownInProgress()) {
ShutdownHookManager.get().addShutdownHook(
new KeyProviderCacheFinalizer(), SHUTDOWN_HOOK_PRIORITY);
}
}
public KeyProvider get(final Configuration conf,