[HADOOP-12423] Handle failure of registering shutdownhook by ShutdownHookManager in static block

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.7.1
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: fs
• Target Version/s: 2.8.0
• Hadoop Flags: Reviewed
• Assignee: Abhishek Agarwal
• Reporter: Abhishek Agarwal
• Created: 18/Sep/15 10:51
• Updated: 30/Aug/16 01:23
• Resolved: 21/Jan/16 14:47

Description

If JVM is under shutdown, static method in ShutdownHookManager will throw an IllegalStateException. This exception should be caught and ignored while registering the hooks.

Stack trace:

java.lang.NoClassDefFoundError: Could not initialize class org.apache.hadoop.util.ShutdownHookManager
       at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2639) ~[stormjar.jar:1.4.0-SNAPSHOT]
       at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2612) ~[stormjar.jar:1.4.0-SNAPSHOT]
       at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:370) ~[stormjar.jar:1.4.0-SNAPSHOT]
       ...
       ...
       at backtype.storm.daemon.executor$fn__6647$fn__6659.invoke(executor.clj:692) ~[storm-core-0.9.5.jar:0.9.5]
       at backtype.storm.util$async_loop$fn__459.invoke(util.clj:461) ~[storm-core-0.9.5.jar:0.9.5]
       at clojure.lang.AFn.run(AFn.java:24) [clojure-1.5.1.jar:na]
       at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60]