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Subject: Re: Review Request 28246: ADDITIONAL FIX: Falcon lineage needs
 changes to startup.properties
From: "Sid Wagle" <swagle@hortonworks.com>
To: "Yusaku Sako" <yusaku@hortonworks.com>,
 "Sid Wagle" <swagle@hortonworks.com>, "Jaimin Jetly" <jaimin@hortonworks.com>
Cc: "Alejandro Fernandez" <afernandez@hortonworks.com>,
 "Ambari" <dev@ambari.apache.org>
Date: Wed, 19 Nov 2014 19:58:17 -0000
Message-ID: <20141119195817.24717.18901@reviews.apache.org>
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Ship it!


Ship It!

- Sid Wagle


On Nov. 19, 2014, 7:56 p.m., Alejandro Fernandez wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/28246/
> -----------------------------------------------------------
> 
> (Updated Nov. 19, 2014, 7:56 p.m.)
> 
> 
> Review request for Ambari, Jaimin Jetly, Sid Wagle, and Yusaku Sako.
> 
> 
> Bugs: AMBARI-8379
>     https://issues.apache.org/jira/browse/AMBARI-8379
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> This is an additional fix for a patch that has already been committed, described below.
> 
> 
> Summary of changes needed and implications
> 
> changes in falcon/conf/startup.properties:
> 
> 1) For Falcon lineage to work below changes are needed on Ambari deployed configs for Falcon
> Implications : Lineage feature of Falcon is blocked without these changes
> 
> MetadataMappingService is required for lineage:
> ```
> *.application.services=org.apache.falcon.security.AuthenticationInitializationService,\
>                         org.apache.falcon.workflow.WorkflowJobEndNotificationService,\
>                         org.apache.falcon.service.ProcessSubscriberService,\
>                         org.apache.falcon.entity.store.ConfigurationStore,\
>                         org.apache.falcon.rerun.service.RetryService,\
> 			org.apache.falcon.rerun.service.LateRunService,\
> 		        org.apache.falcon.service.LogCleanupService,\
>                         org.apache.falcon.metadata.MetadataMappingService
> ```
> 
> ```
> ######### Graph Database Properties #########
> # Graph implementation
> *.falcon.graph.blueprints.graph=com.thinkaurelius.titan.core.TitanFactory
> 
> # Graph Storage
> *.falcon.graph.storage.directory=/grid/0/data/lineage/graphdb
> *.falcon.graph.storage.backend=berkeleyje
> *.falcon.graph.serialize.path=/grid/0/data/lineage
> *.falcon.graph.preserve.history=false
> ```
> 
> The properties that need a directory in the local file system should detect a mount point that is available on the Falcon server, and the python scripts need to crease these directories when the Falcon service is configured.
> 
> The folder permission are,
> owner:falcon user
> group:hadoop
> permissions:775
> 
> 
> Diffs
> -----
> 
>   ambari-web/app/models/service_config.js 5527ed1 
> 
> Diff: https://reviews.apache.org/r/28246/diff/
> 
> 
> Testing
> -------
> 
> Symlinked the web folder and created a cluster using the Install Wizard to verify the additional fix.
> 
> 
> Thanks,
> 
> Alejandro Fernandez
> 
>


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