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From Dibyendu Bhattacharya <dibyendu.bhattach...@gmail.com>
Subject Re: Spark - Apache Blur Connector : Index Kafka Messages into Blur using Spark Streaming
Date Tue, 23 Sep 2014 12:00:30 GMT
Thanks Aaron. I would love to do that.

Dibyendu
On Sep 23, 2014 5:17 PM, "Aaron McCurry" <amccurry@gmail.com> wrote:

> On Mon, Sep 22, 2014 at 4:21 AM, Dibyendu Bhattacharya <
> dibyendu.bhattachary@gmail.com> wrote:
>
> > Hi,
> >
> > Last few days I am working on a Spark - Apache Blur Connector to index
> > Kafka messages into Apache Blur using Spark Streaming. We have been
> working
> > on to build a distributed search platform for our NRT use cases and we
> have
> > been playing with Spark Streaming and Apache Blur for the same. We are
> > presently working on Apache Blur and here is a Spark Connector I would
> like
> > to share with community to get a feedback for this.
> >
> > This Connector uses the Low Level Kafka Consumer which I had written few
> > weeks back (https://github.com/dibbhatt/kafka-spark-consumer). There
> was a
> > separate thread on this Kafka Consumer in Spark group.
> >
> > Even though I was able to index Kafka messages using this low level
> > consumer via Apache Blur Queuing API , I wanted to try out the Spark
> > saveAsHadoop* API which can perform bulk loading of RDD into Apache Blur.
> >
> > For that I have written this Blur Connector for Spark (
> > https://github.com/dibbhatt/spark-blur-connector).
> >
> > This connector uses the same Kafka Low level consumer which I mentioned
> > above, and partition the RDD which is same as number of Shards for target
> > Blur Table. For this I had to use a Custom Partitioner logic so that
> > Partition of Keys in RDD is same as Partition of Keys into Targte Blur
> > Shard.
> >
> > I also implemented a Custom BlurOutputFormat  to return
> > the BlurOutputCommitter which use the new Hadoop api
> > (org.apache.hadoop.mapreduce).
> >
> > There are few minor changes I did in existing GenericBlurRecordWriter
> > and BlurOutputCommitter and used modified RecordWriter and OutputCommiter
> > for this Spark Blur connector. If those minor issues are fixed in Apache
> > blur, no need to use these custom code .
> >
> >
> > Have tested this connector to index activity streams coming to Kafka
> > cluster,  and it nicely index Kafka messages into Target Apache Blur
> > tables.
> >
> > Would love to hear what you think. I have copied both Apache Blur and
> Spark
> > community..
> >
>
> I think this is awesome!  I have read through the code but I still need to
> get it running to put it through it's paces.  :-) Do you think that you
> would want to contribute this code into Blur?
>
> Aaron
>
>
> >
> >
> > Regards,
> > Dibyendu
> >
>

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