Jackson should be in core/lib.
find . -name "*.jar* | grep -i jackson
;)

On Tue, Aug 8, 2017 at 3:44 PM, John Bickerstaff
<j...@johnbickerstaff.com> wrote:
> I'm running Solr 5.x and have the need to push logs into AWS's kinesis
> firehose.
>
> As I understand it, I need the logs to be in JSON format.
>
> This page:
> https://cwiki.apache.org/confluence/display/solr/Configuring+Logging
>
> Tells me that SOLR is using Log4J version 1.2....
>
> I've played with Log4J configs before - long ago, so I'm somewhat familiar,
> but I'd rather not re-invent the wheel.
>
> Can I write JSON log messages by making changes to the log4j configuration
> file or is there more work required (some of the web pages I've seen imply
> more work necessary...)
>
> This page: https://logging.apache.org/log4j/2.x/manual/layouts.html
>
> Says, under JSONLayout: "This layout requires Jackson jar files..."  I
> assume that means Solr would need to contain those - or be recompiled with
> them...  Can anyone tell me if Jackson is already is Solr 5.x
>
> Is anyone aware of examples of configuring the Solr log4j config to write
> JSON?
>
> Thanks

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