ASF GitHub Bot commented on NIFI-2787:

GitHub user mosermw opened a pull request:


    NIFI-2787 truncate flowfile attributes that get indexed to fit within 
Lucene limits


You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/mosermw/nifi NIFI-2787

Alternatively you can review and apply these changes as the patch at:


To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #1043
commit 0765a243e8d1e3af83b112bf116618bcac521aa9
Author: Mike Moser <mose...@apache.org>
Date:   2016-09-21T20:10:49Z

    NIFI-2787 truncate flowfile attributes that get indexed to fit within 
Lucene limits


> PersistentProvenanceRepository rollover can fail on immense indexed attributes
> ------------------------------------------------------------------------------
>                 Key: NIFI-2787
>                 URL: https://issues.apache.org/jira/browse/NIFI-2787
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Core Framework
>    Affects Versions: 1.0.0, 0.7.0
>            Reporter: Michael Moser
> Accidentally created an immense attribute (36,000 bytes), which I indexed 
> with nifi.provenance.repository.indexed.attributes.  Received this error.
> ERROR [Provenance Repository Rollover Thread-1] 
> o.a.n.p.PersistentProvenanceRepository Failed to rollover Provenance 
> repository due to java.lang.IllegalArgumentException: Document contains at 
> least one immense term in field="FOO" (whose UTF8 encoding is longer than the 
> max length 32766), all of which were skipped. Please correct the analyzer to 
> not produce such terms.
> Perhaps this is as simple as changing 
> https://github.com/apache/nifi/blob/master/nifi-nar-bundles/nifi-provenance-repository-bundle/nifi-persistent-provenance-repository/src/main/java/org/apache/nifi/provenance/RepositoryConfiguration.java#L37
>  to 32766 to match Lucene.  Investigation & testing needed.
> For background, this Lucene ticket made exceeding the term size limit an 
> IllegalArgumentException https://issues.apache.org/jira/browse/LUCENE-5472

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