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From Леонид Поляков <owis...@gmail.com>
Subject Fwd: Extra libs in executor classpath
Date Wed, 16 Mar 2016 16:39:50 GMT
It makes no sense for worker, the issue is with executor classpath, not the
driver classpath.

Please, answer actual question that is not in "P.S." - that one it's just a
note about driver

Thanks, Leonid

On Wed, Mar 16, 2016 at 6:21 PM, Ted Yu <yuzhihong@gmail.com> wrote:

> For your last point, spark-submit has:
>
> if [ -z "${SPARK_HOME}" ]; then
>   export SPARK_HOME="$(cd "`dirname "$0"`"/..; pwd)"
> fi
>
> Meaning the script would determine the proper SPARK_HOME variable.
>
> FYI
>
> On Wed, Mar 16, 2016 at 4:22 AM, Леонид Поляков <owispyo@gmail.com>
wrote:
>
>> Hello, guys!
>>
>>
>>
>> I’ve been developing a kind of framework on top of spark, and my idea is
>> to bundle the framework jars and some extra configs with the spark and pass
>> it to other developers for their needs. So that devs can use this bundle
>> and run usual spark stuff but with extra flavor that framework will add.
>>
>>
>>
>> I’m trying to figure out how to properly set up the driver/executor
>> classpath, so that framework classes are always loaded when you use the
>> bundle.
>>
>> I put framework libs in /lib folder right now, but will switch to
>> something more specific later. I’m putting next spark-defaults.conf into
>> my bundle:
>>
>>
>>
>> spark.executor.extraClassPath /home/user/Apps/spark-bundled/lib/*
>>
>> spark.driver.extraClassPath lib/*
>>
>>
>>
>> And this seem to work, but I want to get rid of the absolute path from
>> spark.executor.extraClassPath and use something relative, or spark home
>> somehow, since libs are right there under /lib
>>
>> I’ve tried these settings for executor, and they do not work:
>>
>> spark.executor.extraClassPath $SPARK_HOME/lib/*
>>
>> spark.executor.extraClassPath lib/*
>>
>>
>>
>> I’ve found out that work directory for started workers is like
>> $SPARK_HOME/work/app-20160316070310-0002/0, so this works:
>>
>> spark.executor.extraClassPath ../../../lib/*
>>
>>
>>
>> But looks cheaty and not stable.
>>
>>
>>
>> Could you help me with this issue? Maybe there are some placeholders that
>> I can use in configs?
>>
>> Let me know if you need any worker/master/driver logs
>>
>>
>>
>> P.S. driver does not work if I am not in $SPARK_HOME when I execute
>> spark-submit, e.g. if I do
>>
>> cd bin
>>
>> ./spark-submit …
>>
>> Then driver classpath is relative to /bin and now lib/* or ./lib/* in
>> classpath does not work, so I need $SPARK_HOME for driver as well
>>
>>
>> Thanks, Leonid
>>
>
>

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