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From "James Stauffer" <stauffer.ja...@gmail.com>
Subject Re: Newbie – log4j and syslog-ng setup
Date Mon, 14 Aug 2006 15:00:24 GMT
You only showed your appender config.  Are you use the messages are
getting to the appender.

If you run with -Dlog4j.debug it might give you helpful info.

On 8/14/06, theMonkyBoy <nabble.com@vellosa.co.uk> wrote:
>
> Hi,
>
> sorry for this post, but I've been searching for a couple of days now and
> found nothing to help me get started via google!
>
> In our environment we currently have a cluster of J2EE servers, where each
> member writes to their own log file. Now we would like to also write to one
> consolidated log file. So it has been envisaged that each cluster member
> writes to their own syslog-ng deamon, who then in turn forwards messages on
> to a central logging server.
>
> I have a couple of problems here. Reading through the posts I have seen
> people are using the SyslogAppender to get log4j to write to the syslog-nd
> deamon. I have tried two configurations for this.
>
>
> <appender name="SYSLOG" class="org.apache.log4j.net.SyslogAppender">
>         <param name="SyslogHost" value="127.0.0.1"/>
>         <param name="Facility" value="USER"/>
>         <param name="FacilityPrinting" value="true"/>
>         <layout class="org.apache.log4j.PatternLayout">
>                 <param name="ConversionPattern" value="%p: %c - %m"/>
>         </layout>
> </appender>
>
> and:
>
> log4j.appender.SYSLOG=org.apache.log4j.net.SyslogAppender
> log4j.appender.SYSLOG.syslogHost=127.0.0.1
> log4j.appender.SYSLOG.Facility=USER
> log4j.appender.SYSLOG.layout=org.apache.log4j.PatternLayout
> log4j.appender.SYSLOG.layout.ConversionPattern=%p: %c - %m
>
>
> I then try to use a very simple program to print to this appender:
>
>
> package com.foo.bar;
>
> import org.apache.log4j.Logger;
>
> public class LogStuff
> {
>   Logger log = Logger.getLogger( LogStuff.class );
>
>   public static void main(String [] argv)
>   {
>     new LogStuff().doIt();
>   }
>
>   private void doIt()
>   {
>     log.debug( "Hello world!" );
>     log.info( "Hello world!" );
>     log.warn( "Hello world!" );
>     log.error( "Hello world!" );
>     log.fatal( "Hello world!" );
>   }
> }
>
>
> When I then check the syslog-ng files I find nothing in there. So I guess
> there is some configuration to do on that side.
>
> So I started to hack the syslog-ng.conf file.
>
> source s_j2ee { unix-stream("/dev/log"); internal(); };
> destination d_j2ee { file("/var/log/j2ee.log"); };
> log { source(s_j2ee); destination(d_j2ee); };
>
> As some of the internal syslog-ng messages are arriving in my log file I
> assume that some of this configuration is correct. However, as no java
> messages are being received I assume that I've not set up the source
> correctly.
>
> Through all my searched I was unable to find the source that log4j will use.
> Can someone point me in the right direction?
>
> Are there any good resources available that I can read?
>
> Thanks in advance for your help
>
> --
> View this message in context: http://www.nabble.com/Newbie--log4j-and-syslog-ng-setup-tf2103256.html#a5796385
> Sent from the Log4j - Users forum at Nabble.com.
>
>
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>
>


-- 
James Stauffer
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