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From Ralph Goers <ralph.go...@dslextreme.com>
Subject Re: Log4j2 - replace some text with other log4j2 conversion pattern (with %level for example)‏
Date Tue, 13 Oct 2020 05:17:47 GMT
OK. What is the format?

Ralph

> On Oct 12, 2020, at 10:00 PM, ⁨רפי⁩ <⁨rafraph@gmail.com⁩> wrote:
> 
> I don't have control on the elastic system and it is configured to get the
> data as log files not json.
> My team is responsible for several components and there are other teams
> that are responsible for other components.
> In addition there is an analytics team that is responsible for the elastic
> stack system. They ask all teams to align the components logs to predefined
> format in order to parse all logs in the same way.
> So unfortunately, I can't use json. I just must order my fields in the
> correct order as I asked to.
> 
> ‫בתאריך יום ב׳, 12 באוק׳ 2020 ב-23:03 מאת ‪Ralph Goers‬‏
<‪
> ralph.goers@dslextreme.com‬‏>:‬
> 
>> If you are sending to Elastic why not use JSON?  See
>> http://logging.apache.org/log4j/2.x/manual/cloud.html <
>> http://logging.apache.org/log4j/2.x/manual/cloud.html>.
>> 
>> Ralph
>> 
>>> On Oct 12, 2020, at 11:49 AM, ⁨רפי⁩ <⁨rafraph@gmail.com⁩> wrote:
>>> 
>>> I tried it and it didn't work. It just print the following text -
>>> "%replace${event:Level}"
>>> 
>>> I need it since I must put the log level after the "action" field. This
>> is
>>> needed for other system (elastic stack system) of log analysis.
>>> The problem is that the action field is not available for me in
>> log4j2.xml,
>>> but only in some specific file. On the other hand the log level is not
>>> available for me in the same file where the action field is available.
>>> So of course I can change the code. But I prefer to fix it with
>>> configuration and I thought that I can fix it by using log4j2.xml.
>>> 
>>> 
>>> ‫בתאריך יום ב׳, 12 באוק׳ 2020 ב-21:36 מאת ‪Ralph Goers‬‏
<‪
>>> ralph.goers@dslextreme.com‬‏>:‬
>>> 
>>>> Possibly something like that. As I said, I haven’t had a chance to
>>>> investigate it so I am not sure if interpolation is supported in that
>> exact
>>>> usage.
>>>> 
>>>> I do wonder why you need to do it this way though.
>>>> 
>>>> Ralph
>>>> 
>>>>> On Oct 12, 2020, at 9:31 AM, ⁨רפי⁩ <⁨rafraph@gmail.com⁩>
wrote:
>>>>> 
>>>>> I will try it.
>>>>> Do you mean that I will use the following:
>>>>> 
>>>>> %replace{%msg}{LOGLEVEL}$${event:Level}
>>>>> 
>>>>> ?
>>>>> 
>>>>> 
>>>>> ‫בתאריך יום ב׳, 12 באוק׳ 2020 ב-18:35 מאת ‪Ralph
Goers‬‏ <‪
>>>>> ralph.goers@dslextreme.com‬‏>:‬
>>>>> 
>>>>>> I suspect that using $${event:Level} could be made to work but I
would
>>>>>> have to try it to see what it would take and right now I have been
>>>>>> extremely busy with the $dayjob$.
>>>>>> 
>>>>>> Ralph
>>>>>> 
>>>>>>> On Oct 12, 2020, at 2:56 AM, ⁨רפי⁩ <⁨rafraph@gmail.com⁩>
wrote:
>>>>>>> 
>>>>>>> In log4j2 configured by log4j2.xml - how can I replace some text
with
>>>>>>> other conversion
>>>>>>> pattern?
>>>>>>> 
>>>>>>> 
>>>>>>> For example, I have some message with the word "LOGLEVEL" and
I want
>> to
>>>>>>> replace it with the current log level (WARN/DEBUG/ERROR/TRACE/INFO).
>>>> The
>>>>>>> conversion pattern
>>>>>>> <https://logging.apache.org/log4j/2.x/manual/layouts.html>
for the
>> log
>>>>>>> level is %p or %level, so I tried this:
>>>>>>> 
>>>>>>> %replace{%msg}{LOGLEVEL}{%level}
>>>>>>> 
>>>>>>> But instead of replacing the "LOGLEVEL" text with the actual
*level*
>> it
>>>>>>> just replaced it with the text "%level".
>>>>>>> 
>>>>>>> *The original message was*: this trace is LOGLEVEL log
>>>>>>> 
>>>>>>> *For INFO trace I want to get*: this trace is INFO log
>>>>>>> 
>>>>>>> *But I actually got*: this trace is %level log
>>>>>>> 
>>>>>>> How can I achieve this requirement?
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> I asked it on StackOverflow but no one knows the answer.
>>>>>>> 
>>>>>>> 
>>>>>> 
>>>> 
>> https://stackoverflow.com/questions/64305649/log4j2-replace-some-text-with-other-log4j2-conversion-pattern-with-level-for
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>>> Thanks,
>>>>>>> 
>>>>>>> Refael
>>>>>> 
>>>>>> 
>>>>>> 
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>>>>>> 
>>>>>> 
>>>> 
>>>> 
>>>> 
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>>>> 
>>>> 
>> 
>> 



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