[HADOOP-10589] NativeS3FileSystem throw NullPointerException when the file is empty

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.2.0
• Fix Version/s: 2.5.0
• Component/s: fs/s3
• Assignee: Steve Loughran
• Reporter: shuisheng wei
• Created: 09/May/14 05:36
• Updated: 30/Jun/15 07:22
• Resolved: 10/Feb/15 09:08

Description

An empty file in the s3 path.

NativeS3FsInputStream dose not check the InputStream .

2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.ReduceSinkOperator: 4 forwarded 0 rows
2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.GroupByOperator: 3 Close done
2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.SelectOperator: 2 Close done
2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.FilterOperator: 1 Close done
2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.TableScanOperator: 0 Close done
2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.MapOperator: 5 Close done
2014-05-06 20:29:26,961 INFO [main] org.apache.hadoop.hive.ql.exec.mr.ExecMapper: ExecMapper: processed 0 rows: used memory = 602221488
2014-05-06 20:29:26,964 WARN [main] org.apache.hadoop.mapred.YarnChild: Exception running child : java.lang.NullPointerException
at org.apache.hadoop.fs.s3native.NativeS3FileSystem$NativeS3FsInputStream.close(NativeS3FileSystem.java:147)
at java.io.BufferedInputStream.close(BufferedInputStream.java:472)
at java.io.FilterInputStream.close(FilterInputStream.java:181)
at org.apache.hadoop.util.LineReader.close(LineReader.java:150)
at org.apache.hadoop.mapred.LineRecordReader.close(LineRecordReader.java:244)
at org.apache.hadoop.hive.ql.io.CombineHiveRecordReader.doClose(CombineHiveRecordReader.java:72)
at org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.close(HiveContextAwareRecordReader.java:96)
at org.apache.hadoop.hive.shims.HadoopShimsSecure$CombineFileRecordReader.close(HadoopShimsSecure.java:248)
at org.apache.hadoop.mapred.MapTask$TrackedRecordReader.close(MapTask.java:209)
at org.apache.hadoop.mapred.MapTask.closeQuietly(MapTask.java:1950)
at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:445)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:342)
at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:168)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548)
at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:163)

2014-05-06 20:29:26,970 INFO [main] org.apache.hadoop.mapred.Task: Runnning cleanup for the task

Issue Links

• duplicates: HADOOP-10457 S3N NPEs if you do a read() after a seek() past the EOF
• is broken by: HADOOP-9623 Update jets3t dependency to 0.9.0
• Is contained by: HADOOP-9361 Strictly define the expected behavior of filesystem APIs and write tests to verify compliance
• is related to: HADOOP-10737 S3n silent failure on copy, data loss on rename
• is related to: HADOOP-10533 S3 input stream NPEs in MapReduce job