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From "Samarth Gupta (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FALCON-30) Enable embedding pig scripts directly in a process
Date Wed, 17 Jul 2013 14:40:49 GMT

    [ https://issues.apache.org/jira/browse/FALCON-30?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13711144#comment-13711144
] 

Samarth Gupta commented on FALCON-30:
-------------------------------------

after applying the patch submitted on July 16th , post-processing action is failing for feed
replication with the below error : 

Failing Oozie Launcher, Main class [org.apache.falcon.workflow.FalconPostProcessing], main()
threw exception, Missing required option: userWorkflowEngine
org.apache.commons.cli.MissingOptionException: Missing required option: userWorkflowEngine
	at org.apache.commons.cli.Parser.checkRequiredOptions(Parser.java:299)
	at org.apache.commons.cli.Parser.parse(Parser.java:231)
	at org.apache.commons.cli.Parser.parse(Parser.java:85)
	at org.apache.falcon.workflow.FalconPostProcessing.getCommand(FalconPostProcessing.java:204)
	at org.apache.falcon.workflow.FalconPostProcessing.run(FalconPostProcessing.java:93)
	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
	at org.apache.falcon.workflow.FalconPostProcessing.main(FalconPostProcessing.java:87)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.oozie.action.hadoop.LauncherMapper.map(LauncherMapper.java:467)
	at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50)
	at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:390)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:324)
	at org.apache.hadoop.mapred.Child$4.run(Child.java:266)
	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:1278)
	at org.apache.hadoop.mapred.Child.main(Child.java:260)


cluster and feed xmls submitted in jira falcon-20 can be used for above. 



                
> Enable embedding pig scripts directly in a process
> --------------------------------------------------
>
>                 Key: FALCON-30
>                 URL: https://issues.apache.org/jira/browse/FALCON-30
>             Project: Falcon
>          Issue Type: Improvement
>          Components: process
>    Affects Versions: 0.3
>            Reporter: Venkatesh Seetharam
>            Assignee: Venkatesh Seetharam
>              Labels: process
>             Fix For: 0.3
>
>         Attachments: FALCON-30.patch, FALCON-30.r2.patch, FALCON-30.r3.patch, FALCON-30.r4.patch,
FALCON-30.rev.patch
>
>
> Falcon allows users to express processing as a oozie workflow. This will enable users
to embed pig or hive scripts with out having to express them in a oozie workflow.

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