[HDFS-9187] Fix null pointer error in Globber when FS was not constructed via FileSystem#createFileSystem

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.8.0
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: tracing
• Target Version/s: 2.8.0
• Assignee: Colin McCabe
• Reporter: Michael Stack
• Created: 01/Oct/15 17:27
• Updated: 30/Aug/16 01:26
• Resolved: 13/Oct/15 23:21

Description

Saw this where an hbase that has not been updated to htrace-4.0.1 was trying to start:

Oct 1, 5:12:11.861 AM FATAL org.apache.hadoop.hbase.master.HMaster
Failed to become active master
java.lang.NullPointerException
at org.apache.hadoop.fs.Globber.glob(Globber.java:145)
at org.apache.hadoop.fs.FileSystem.globStatus(FileSystem.java:1634)
at org.apache.hadoop.hbase.util.FSUtils.getTableDirs(FSUtils.java:1372)
at org.apache.hadoop.hbase.util.FSTableDescriptors.getAll(FSTableDescriptors.java:206)
at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:619)
at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:169)
at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1481)
at java.lang.Thread.run(Thread.java:745)

Issue Links

• is broken by: HDFS-9080 update htrace version to 4.0.1