Are you using Ambari or deploying Knox manually?

If you using Ambari, then Ambari will force overwrite the log4j configs
during a restart. You must update the log4j settings in Ambari. Another
option if using Ambari is to find the debug setting and set it to false (I
don't have a cluster in front of me so can't look up the setting).

Kevin Risden

On Sun, Apr 15, 2018 at 10:56 AM, Wei Han <wei...@uber.com> wrote:

> Interesting. Thanks Larry. I'll dig more on my side.
>
> On Sun, Apr 15, 2018 at 4:54 AM, larry mccay <lmc...@apache.org> wrote:
>
>> No, I cannot reproduce it.
>> If you are modifying the correct gateway-log4j.properties and restarting
>> the server you should not see that.
>>
>> In fact, turning on DEBUG for wire via:
>> log4j.logger.org.apache.http.wire=DEBUG
>>
>> Doesn't result in output in gateway.out for me but instead gateway.log
>> and turning it on and off certainly works for me.
>>
>> You may have enabled TRACE logging if you are seeing body content - those
>> settings are like the following:
>>
>> #log4j.logger.org.apache.knox.gateway.access=TRACE,httpaccess
>> #log4j.additivity.org.apache.knox.gateway.access=false
>>
>> #log4j.logger.org.apache.knox.gateway.http=TRACE,httpserver
>> #log4j.additivity.org.apache.knox.gateway.http=false
>> ##log4j.logger.org.apache.knox.gateway.http.request.headers=OFF
>> ##log4j.logger.org.apache.knox.gateway.http.response.headers=OFF
>> ##log4j.logger.org.apache.knox.gateway.http.request.body=OFF
>> ##log4j.logger.org.apache.knox.gateway.http.response.body=OFF
>>
>> I suggest you back up to the gateway-log4j.properties from the original
>> install and remove any other log4j config that you may have elsewhere.
>>
>> On Sun, Apr 15, 2018 at 1:58 AM, Wei Han <wei...@uber.com> wrote:
>>
>>> Hi Larry - Thanks a lot for getting back to me.
>>>
>>> Yes I made sure all DEBUG level is turned off in my gateway-log4j.properties
>>> file, but that doesn't seem to be working. I also tried to explicitly
>>> set log4j.logger.httpclient.wire.header to WARN (as suggested in post
>>> <https://stackoverflow.com/questions/4915414/disable-httpclient-logging>),
>>> but that also didn't help.
>>>
>>> Actually it's very easy to reproduce this(at least on my side). If you
>>> call knox with a webhdfs request (like 
>>> webhdfs/v1/tmp/weihan/small.txt?op=OPEN),
>>> you should be able to see a bunch of below logs in gateway.out. In fact it
>>> outputs the actual content on the wire(security hole?)
>>>
>>>       06:52:49.751 [qtp1473205473-61] DEBUG org.apache.http.wire -
>>> http-outgoing-2 << "[0x0][0x0
>>>
>>> Let me know if you're able to repro this.
>>>
>>> Thanks.
>>>
>>> On Sat, Apr 14, 2018 at 7:11 AM, larry mccay <lmc...@apache.org> wrote:
>>>
>>>> Hi Wei -
>>>>
>>>> If you look at your gateway-log4j.properties file, you should see
>>>> something like the following near the top:
>>>>
>>>> app.log.dir=${launcher.dir}/../logs
>>>> app.log.file=${launcher.name}.log
>>>> app.audit.file=${launcher.name}-audit.log
>>>>
>>>> log4j.rootLogger=ERROR, drfa
>>>>
>>>> log4j.logger.org.apache.knox.gateway=INFO
>>>> #log4j.logger.org.apache.knox.gateway=DEBUG
>>>>
>>>> #log4j.logger.org.eclipse.jetty=DEBUG
>>>> #log4j.logger.org.apache.shiro=DEBUG
>>>> #log4j.logger.org.apache.http=DEBUG
>>>> #log4j.logger.org.apache.http.client=DEBUG
>>>> #log4j.logger.org.apache.http.headers=DEBUG
>>>> #log4j.logger.org.apache.http.wire=DEBUG
>>>>
>>>> Note that all of the DEBUG settings are commented out.
>>>> Also note that the rootLogger is set to ERROR and not DEBUG.
>>>>
>>>> Can you compare and share with us what yours are set to?
>>>>
>>>> thanks,
>>>>
>>>> --larry
>>>>
>>>> On Sat, Apr 14, 2018 at 2:56 AM, Wei Han <wei...@uber.com> wrote:
>>>>
>>>>> Hi Knox experts -
>>>>>
>>>>> Has anyone successfully turn off the debug loggings
>>>>> from org.apache.http.wire, like below?
>>>>>
>>>>>       06:52:49.751 [qtp1473205473-61] DEBUG org.apache.http.wire -
>>>>> http-outgoing-2 << "[0x0][0x0
>>>>>
>>>>> I've tried almost everything in this stackoverflow post
>>>>> <https://stackoverflow.com/questions/4915414/disable-httpclient-logging>,
>>>>> but my gateway.out is still filled with all the debug logs from 
>>>>> httpclient.
>>>>>
>>>>> Any tip would be appreciated.
>>>>>
>>>>
>>>>
>>>
>>
>

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