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From Maurice Yarrow <yar...@best.com>
Subject Re: obtain X-Forwarded-for: client-IP-address in access logs
Date Fri, 03 Nov 2006 22:34:10 GMT
Rainer (and also, Martin)

Thanks, gentlemen.

Maurice


Rainer Jung wrote:

>... for the quotes simply use the predefined xml entity:
>
>   &quot;
>
>Maurice Yarrow schrieb:
>  
>
>>Hello, again, Tomcat community:
>>
>>I found the answer to my own question below:
>>Use:
>>
>>    pattern="%{X-Forwarded-for}i %l %u %t %r %s %b"
>>
>>in the access log valve config.
>>
>>Only thing: I would like to surround the %r with "%r", as
>>is done in the "common" setup.
>>What byzantine combination of  single quote, double quote,
>>backslashes is required for this to be acceptable to the
>>serverl.xml XML readin ?  (I tried a whole bunch of different
>>combinations but all error'ed out on startup.)
>>
>>Maurice
>>
>>
>>
>>
>>Maurice Yarrow wrote:
>>
>>    
>>
>>>Hello Tomcat community
>>>
>>>I have tomcat (5.0.28) running behind pound (2.1.3)
>>>reverse-proxy-load-balancer.
>>>
>>>This is a very effective setup, as I have pound also fronting apache
>>>and mongrel-rails
>>>clusters.
>>>
>>>Question:
>>>Pound adds the following to its request to backend servers:
>>>    X-Forwarded-for: client-IP-address
>>>
>>>I would like to be able to obtain this client-IP address in the tomcat
>>>access logs.
>>>I tried all available formats (%a,  %A,  %b,  %B,  etc.,etc.) for the
>>>logger pattern,
>>>but of course, none produced the client IP address placed in the
>>>request by
>>>Pound.
>>>I could, of course, grep through the Pound log output which, by
>>>default, winds
>>>up on /var/log/messages, but would rather just be able to see this in the
>>>tomcat access log.
>>>
>>>How could I, say, derive my own logger class and capture this header
>>>info that
>>>pound places in the request to backend server ??
>>>
>>>Is there a simpler way ?   Am I unaware of a direct way to do this ?
>>>
>>>Maurice Yarrow
>>>
>>>
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>>>      
>>>
>>
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>>    
>>
>
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>  
>



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