[syslog-ng] Can't seem to do a simple parse

Tracy Dalzell tracy at guisolutions.com
Fri Sep 21 21:03:23 CEST 2012


I changed test.xml to:

<patterndb version='4' pub_date='2010-10-17'>
    <ruleset name='test' id='123456678'>
        <pattern>test</pattern>
            <rules>
                <rule provider='me' id='182437592347598' class='system'>
                    <patterns>
                        <pattern>@ANYSTRING:mystring:@</pattern>
                    </patterns>
                </rule>
            </rules>
    </ruleset>
</patterndb>

Pdbtool now shows:
pdbtool match -c -D -v -p test.xml -P test -M "INSERT INTO Test (id, value) VALUES (1, .044212)"
Pattern matching part:
@ANYSTRING:mystring=INSERT INTO Test (id, value) VALUES (1, .044212)@
Matching part:
INSERT INTO Test (id, value) VALUES (1, .044212)
Values:
MESSAGE=INSERT INTO Test (id, value) VALUES (1, .044212)
PROGRAM=test
.classifier.class=system
.classifier.rule_id=182437592347598
mystring=INSERT INTO Test (id, value) VALUES (1, .044212)
TAGS=

So pdbtool extracts the value but:
source s_remote { tcp(); };
parser p_test   { db-parser(file("/etc/syslog-ng/test.xml")); };
destination d_test { file("/var/log/splunk/$HOST" template("Here is the message: ${R_DATE} ${mystring}\n")); };
log { source(s_remote); parser(p_test); destination(d_test); };\n")); };

Still outputs to logfile:
Here is the message: Sep 21 18:56:21

Still no value in output for ${mystring}

-----Original Message-----
From: system at ra-schaal.de [mailto:system at ra-schaal.de] 
Sent: Friday, September 21, 2012 2:43 PM
To: Syslog-ng users' and developers' mailing list
Subject: Re: [syslog-ng] Can't seem to do a simple parse

                        <pattern>@STRING:mystring: @</pattern>
> 
> Results from logger "INSERT INTO Test (id, value) VALUES (1, .044212)"
> on client are:
> 
> Value of ${mystring} is null.  What am I missing?

@STRING@ doesn´t include any whitespace.

To get the complete message, use @ANYSTRING at . Otherwise have a look at @ESTRING@ and @QSTRING@

regards
florian


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