Check your spaces in msg and rawmsg and compare it with your pattern because they are inconsistent.

$msg contains [something]-two spaces-[something]-two spaces-something

$rawmsg contains [something]-two spaces-[something]-one space-something

Your pattern contains [something]-one space-[something]-one space-something

On 22.05.2024 00:24, Adam Cecile via rsyslog wrote:
No ;-)

Debug line with all properties:
FROMHOST: '', fromhost-ip: '', HOSTNAME: 'gz-tuma', PRI: 133,
syslogtag 'trace.log', programname: 'trace.log', APP-NAME: 'trace.log', PROCID: '-', MSGID: '-',
TIMESTAMP: 'May 21 23:56:46', STRUCTURED-DATA: '-',
msg: '[21/05/2024 23:56:37]  [pcc->cct]  00100t7cc'
escaped msg: '[21/05/2024 23:56:37]  [pcc->cct]  00100t7cc'
inputname: imfile rawmsg: '[21/05/2024 23:56:37]  [pcc->cct] 00100t7cc'
$!:{ "metadata": { "filename": "<redacted>", "fileoffset": "3396674" } }
$.:{ "pcc": "t7" }
$/:

On 5/22/24 00:20, David Lang wrote:
if you look at the msg field in the RSYSLOG_DebugFormat output, you will see that it does have a leading space. your pattern doesn't

David Lang

On Tue, 21 May 2024, Adam Cecile via rsyslog wrote:

Date: Tue, 21 May 2024 23:58:23 +0200
From: Adam Cecile via rsyslog <rsyslog@lists.adiscon.com>
To: Adam Cecile via rsyslog <rsyslog@lists.adiscon.com>
Cc: Adam Cecile <acec...@letz-it.lu>
Subject: Re: [rsyslog] Unable to re-use variable generated by mmnormalize

Just tried, no leading space, message is correct however the log does not contains any trace indicating mmnormalize has tried to do something.
I guess it is just NOT active for some reason...

On 5/21/24 23:50, David Lang wrote:
log the message with RSYSLOG_DebugFormat so that you can see the variables that exist.

my guess is that your rule needs a leading space, because the msg field you are parsing starts with a space (a very common problem when you are starting to use mmnormalize)

David Lang

On Tue, 21 May 2024, Adam Cecile via rsyslog wrote:

Date: Tue, 21 May 2024 23:37:14 +0200
From: Adam Cecile via rsyslog <rsyslog@lists.adiscon.com>
To: rsyslog@lists.adiscon.com
Cc: Adam Cecile <acec...@letz-it.lu>
Subject: [rsyslog] Unable to re-use variable generated by mmnormalize

Hello,


I'm struggling to understand how to use mmnormalize module. My configuration snippet is the following:

template(name="recordRfc3164FileOutput" type="list") {
    property(name="timestamp" dateFormat="rfc3164")
    constant(value=" ")
    property(name="hostname")
    constant(value=" ")
    property(name="$.pcc")
    constant(value="@")
    property(name="syslogtag")
    constant(value=":")
    constant(value=" ")
    property(name="msg")
    constant(value="\n")
}

ruleset(
  name="extractPccNameFromRecordLog"
)
  {
    set
$.pcc=re_extract($!metadata!filename,"/record_([a-z0-9]{2})/",0,1,"UNMATCHED_PCC");
    action(
      type="mmnormalize"
rule=["rule=:[%day:number%/%month:number%/%year:number% %hour:number%:%minutes:number%:%seconds:number%] [%dsd-src:string-to:->%->%dsd-dst:char-to:]%] %dsd-message:rest%"]
      useRawMsg="off"
    )
    action(
      type="omfile"
      dirCreateMode="0755"
      FileCreateMode="0644"
      File="/var/log/record.log"
      template="recordRfc3164FileOutput"
    )
  }

input(
  type="imfile"
  file="/path/to/record_*/*.log"
  tag="trace.log"
  addmetadata="on"
  ruleset="extractPccNameFromRecordLog"
)

Extraction of pattern from imfile filepath is working fine, mmnormalize rule is working fine too, according to my test using "lognormalizer" command line tool to test it.

So I guessed, I could be able to replace property(name="msg") with property(name="$.dsd-message") or property(name="$!dsd-message") but all I get is an empty string.

Is there something I missed ?


Thanks in advance,

Regards, Adam.

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http://www.rsyslog.com/professional-services/
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NOTE WELL: This is a PUBLIC mailing list, posts are ARCHIVED by a myriad of sites beyond our control. PLEASE UNSUBSCRIBE and DO NOT POST if you DON'T LIKE THAT.
_______________________________________________
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http://www.rsyslog.com/professional-services/
What's up with rsyslog? Follow https://twitter.com/rgerhards
NOTE WELL: This is a PUBLIC mailing list, posts are ARCHIVED by a myriad of 
sites beyond our control. PLEASE UNSUBSCRIBE and DO NOT POST if you DON'T LIKE 
THAT.

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