[PIG-4498] AvroStorage in Piggbank does not handle bad records and fails

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.12.0, 0.11.1, 0.13.1, 0.14.1
• Fix Version/s: 0.15.0
• Component/s: piggybank
• Labels: piggybank
• Hadoop Flags: Reviewed
• Assignee: Viraj Bhat
• Reporter: Viraj Bhat
• Created: 04/Apr/15 01:52
• Updated: 07/Jun/15 03:48
• Resolved: 06/Apr/15 23:56

Description

The following Pig script fails if the records within the file are corrupted.

DEFINE AvroLoader org.apache.pig.piggybank.storage.avro.AvroStorage('ignore_bad_files');
 DH_RAW = LOAD 'bad_data*' USING AvroLoader();
STORE DH_RAW INTO 'output' USING PigStorage();

Here is the stack trace:

java.lang.ArrayIndexOutOfBoundsException: -49 at org.apache.pig.piggybank.storage.avro.PigAvroRecordReader.getCurrentValue(PigAvroRecordReader.java:230) at org.apache.pig.piggybank.storage.avro.AvroStorage.getNext(AvroStorage.java:407) ... 12 more Caused by: java.lang.ArrayIndexOutOfBoundsException: -49 at org.apache.avro.io.parsing.Symbol$Alternative.getSymbol(Symbol.java:364) at org.apache.avro.io.ResolvingDecoder.doAction(ResolvingDecoder.java:229) at org.apache.avro.io.parsing.Parser.advance(Parser.java:88) at org.apache.avro.io.ResolvingDecoder.readIndex(ResolvingDecoder.java:206) at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:152) at org.apache.pig.piggybank.storage.avro.PigAvroDatumReader.readMap(PigAvroDatumReader.java:89) at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:151) at org.apache.pig.piggybank.storage.avro.PigAvroDatumReader.readRecord(PigAvroDatumReader.java:73) at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:148) at org.apache.pig.piggybank.storage.avro.PigAvroDatumReader.readRecord(PigAvroDatumReader.java:73) at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:148) at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:139) at org.apache.avro.file.DataFileStream.next(DataFileStream.java:233) at org.apache.avro.file.DataFileStream.next(DataFileStream.java:220) at org.apache.pig.piggybank.storage.avro.PigAvroRecordReader.getCurrentValue(PigAvroRecordReader.java:198) ..