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Thejas M Nair commented on PIG-1601: ------------------------------------ +1 > Make scalar work for secure hadoop > ---------------------------------- > > Key: PIG-1601 > URL: https://issues.apache.org/jira/browse/PIG-1601 > Project: Pig > Issue Type: Bug > Components: impl > Affects Versions: 0.8.0 > Reporter: Daniel Dai > Assignee: Daniel Dai > Fix For: 0.8.0 > > Attachments: PIG-1601-1.patch > > > Error message: > open file > 'hdfs://gsbl90890.blue.ygrid.yahoo.com/tmp/temp851711738/tmp727366271'; error > = > java.io.IOException: Delegation Token can be issued only with kerberos or web > authentication at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getDelegationToken(FSNamesystem.java:4975) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.getDelegationToken(NameNode.java:432) > at sun.reflect.GeneratedMethodAccessor22.invoke(Unknown Source) at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) at > org.apache.hadoop.ipc.RPC$Server.call(RPC.java:523) at > org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1301) at > org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1297) at > java.security.AccessController.doPrivileged(Native Method) at > javax.security.auth.Subject.doAs(Subject.java:396) at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1062) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1295) at > org.apache.pig.impl.builtin.ReadScalars.exec(ReadScalars.java:66) at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POUserFunc.getNext(POUserFunc.java:229) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POUserFunc.getNext(POUserFunc.java:313) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POCast.getNext(POCast.java:448) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POCast.getNext(POCast.java:441) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.Divide.getNext(Divide.java:72) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.processPlan(POForEach.java:358) > at > org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POForEach.getNext(POForEach.java:291) > at > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.runPipeline(PigMapBase.java:236) > at > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:231) > at > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigMapBase.map(PigMapBase.java:53) > at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144) at > org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:638) at > org.apache.hadoop.mapred.MapTask.run(MapTask.java:314) at > org.apache.hadoop.mapred.Child$4.run(Child.java:217) at > java.security.AccessController.doPrivileged(Native Method) at > javax.security.auth.Subject.doAs(Subject.java:396) at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1062) > at org.apache.hadoop.mapred.Child.main(Child.java:211) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.