Sowmya, Venkat,

I've created FALCON-1787 and attached the requested entities and artifacts.

Thanks,
Mark

On Fri, Jan 22, 2016 at 5:01 PM, Sowmya Ramesh <[email protected]>
wrote:

> Mark,
>
> Falcon generates the pig action at the run time to generate the workflow
> and uses pig-action.xml defined in Falcon. pig-action.xml that Falcon uses
> does not have hive in the share lib config.
> As Venkat mentioned, workflow action configuration is overriding the one
> defined in ooze-site.xml.
>
> Couple of work arounds:
> * Update pig-action.xml to have hive in the share lib config and repackage
> falcon-oozie-adaptor-<version>.jar and replace jar at
> "/usr/hdp/current/falcon-server/webapp/falcon/WEB-INF/lib” and restart
> Falcon
> * If you have Falcon code downloaded then update pig-action.xml at
> oozie/src/main/resources/action/process/pig-action.xml and then build
> falcon and reinstall it
>
> I have to understand why hive is required now and how it worked before.
>
> Can you file a bug and attach all the entities to debug further?
>
> Thanks!
>
> On 1/22/16, 2:00 PM, "Mark Greene" <[email protected]> wrote:
>
> >Sowmya,
> >
> >I modified the *workflow.xml* generated by Falcon to include hive in
> >the oozie.action.sharelib.for.pig, and the Pig action succeeded!
> >
> >What I'm struggling now to understand is why Falcon is not using the
> >property as defined in my oozie-site.xml, which is correct.
> >
> >Mark
> >
> >On Fri, Jan 22, 2016 at 2:35 PM, Sowmya Ramesh <[email protected]>
> >wrote:
> >
> >> Mark - I looked at pig-action.xml and it has
> >>
> >> <property>
> >>                 <name>oozie.action.sharelib.for.pig</name>
> >>                 <value>pig,hcatalog</value>
> >>             </property>
> >>
> >> Looks like even hive is required in the sharelib. Can you attach the pig
> >> script and process xml too? Also can you try to modify the workflow
> >> generated by Falcon to have hive in ³oozie.action.sharelib.for.pig² and
> >> try rerun the workflow and see if it succeeds?
> >>
> >> Thanks!
> >>
> >>
> >> On 1/22/16, 9:02 AM, "Mark Greene" <[email protected]> wrote:
> >>
> >> >Hi Dev List,
> >> >
> >> >I have tracked the issue to the *oozie.action.sharelib.for.pig*
> >>property
> >> >of
> >> >the Falcon-generated workflow not reflecting the
> >> >oozie.action.sharelib.for.pig
> >> >of my oozie-site.xml.
> >> >
> >> >From the workflow.xml generated by Falcon:
> >> >                <property>
> >> >                    <name>oozie.action.sharelib.for.pig</name>
> >> >                    <value>pig,hcatalog</value>
> >> >                </property>
> >> >
> >> >From the oozie-site.xml of the cluster:
> >> >    <property>
> >> >      <name>oozie.action.sharelib.for.pig</name>
> >> >      <value>hive,pig,hcatalog</value>
> >> >    </property>
> >> >
> >> >JIRA has an Issue logged but indicates it is resolved with Oozie
> >>versions
> >> >4+. My stack is running Oozie 4.2.0.
> >> >https://issues.apache.org/jira/browse/FALCON-243
> >> >
> >> >Any advice is appreciated.
> >> >
> >> >Mark
> >> >
> >> >
> >> >On Fri, Jan 22, 2016 at 10:16 AM, Mark Greene <[email protected]>
> >> wrote:
> >> >
> >> >> Hi Dev List,
> >> >>
> >> >> I'm trying to best understand how to troubleshoot this error (is it
> >> >>Oozie,
> >> >> or Falcon induced?).
> >> >>
> >> >> I have a Pig script that I am using as the workflow for my Falcon
> >> >>process.
> >> >> The pig script uses HCatalogStorer to write to a HCatalog URI that is
> >> >>the
> >> >> output feed defined in my Falcon Process Entity. The Pig action in
> >>the
> >> >> resulting Ooozie Workflow generated by Falcon fails with the attached
> >> >>stack
> >> >> trace. The root is that it is *missing a class definitions of
> >> >> org/apache/hadoop/hive/shims/ShimLoader.*
> >> >>
> >> >> Running the script manually using pig -x tex -useHCatalog <all the
> >> >>-params
> >> >> passed by Oozie> <path to pig script> results in a successful
> >>execution.
> >> >> It's only once this is called as a Pig activity in the
> >>Falcon-generated
> >> >> Oozie workflow that the missing class definitions manifests.
> >> >>
> >> >> I am running the following stack:
> >> >>
> >> >> HDP-2.3.2.0-2950
> >> >> Pig 0.15.0.2.3
> >> >> Hive 1.2.1.2.3
> >> >> Oozie 4.2.0.2.3
> >> >> Falcon 0.6.1.2.3
> >> >>
> >> >> --
> >> >>
> >> >> Mark Greene
> >> >> *E:* [email protected]
> >> >>
> >> >
> >> >
> >> >
> >> >--
> >> >
> >> >Mark Greene
> >> >*E:* [email protected]
> >> >*T: *+1 512 663 0445
> >>
> >>
> >
> >
> >--
> >
> >Mark Greene
> >*E:* [email protected]
> >*T: *+1 512 663 0445
>
>


-- 

Mark Greene
*E:* [email protected]
*T: *+1 512 663 0445

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