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https://issues.apache.org/jira/browse/SOLR-1395?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
tom liu updated SOLR-1395:
--------------------------
Attachment: solr-1395-katta-0.6.3-6.patch
Based on current trunk version, and impove some features:
# create one class that reopen IndexWriter for override solr indexes
# create one component class that only for udpate/reopenIndexWriter, so we do
not use all other components of query
# merger other result of shard
sample config:
# top-level solr
{code:xml}
<searchComponent name="kattaUpdate" class="solr.KattaUpdateTransferComponent"
/>
<requestHandler name="update" class="solr.KattaRequestHandler" >
<lst name="defaults">
<str name="shards">*</str>
<str name="shards.qt">update</str>
</lst>
<arr name="components">
<str>kattaUpdate</str>
</arr>
</requestHandler>
<requestHandler name="kattaUpdate" class="solr.KattaRequestHandler" >
<lst name="defaults">
<str name="shards">*</str>
<str name="shards.qt">kattaUpdate</str>
</lst>
<arr name="components">
<str>kattaUpdate</str>
</arr>
</requestHandler>
{code}
# middle-level solrconfig
{code:xml}
<searchComponent name="kattaUpdate" class="solr.KattaUpdateTransferComponent"
/>
<requestHandler name="update" class="solr.MultiEmbeddedSearchHandler">
<arr name="components">
<str>kattaUpdate</str>
</arr>
</requestHandler>
<requestHandler name="kattaUpdate" class="solr.MultiEmbeddedSearchHandler">
<arr name="components">
<str>kattaUpdate</str>
</arr>
</requestHandler>
{code}
# lower-level solrconfig
{code:xml}
<requestHandler name="update" class="solr.XmlUpdateRequestHandler" >
<arr name="components" />
</requestHandler>
<requestHandler name="kattaUpdate" class="solr.KattaUpdateHandler" >
<arr name="components" />
</requestHandler>
{code}
> Integrate Katta
> ---------------
>
> Key: SOLR-1395
> URL: https://issues.apache.org/jira/browse/SOLR-1395
> Project: Solr
> Issue Type: New Feature
> Affects Versions: 1.4
> Reporter: Jason Rutherglen
> Priority: Minor
> Fix For: 3.5, 4.0
>
> Attachments: SOLR-1395.patch, SOLR-1395.patch, SOLR-1395.patch,
> back-end.log, front-end.log, hadoop-core-0.19.0.jar, katta-core-0.6-dev.jar,
> katta-solrcores.jpg, katta.node.properties, katta.zk.properties,
> log4j-1.2.13.jar, solr-1395-1431-3.patch, solr-1395-1431-4.patch,
> solr-1395-1431-katta0.6.patch, solr-1395-1431-katta0.6.patch,
> solr-1395-1431.patch, solr-1395-katta-0.6.2-1.patch,
> solr-1395-katta-0.6.2-2.patch, solr-1395-katta-0.6.2-3.patch,
> solr-1395-katta-0.6.2.patch, solr-1395-katta-0.6.3-4.patch,
> solr-1395-katta-0.6.3-5.patch, solr-1395-katta-0.6.3-6.patch, solr1395.jpg,
> test-katta-core-0.6-dev.jar, zkclient-0.1-dev.jar, zookeeper-3.2.1.jar
>
> Original Estimate: 336h
> Remaining Estimate: 336h
>
> We'll integrate Katta into Solr so that:
> * Distributed search uses Hadoop RPC
> * Shard/SolrCore distribution and management
> * Zookeeper based failover
> * Indexes may be built using Hadoop
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