[syslog-ng] rewrite error

Nagy Gábor gabor.hl at gmail.com
Sat Oct 3 10:32:18 UTC 2020


Hi!

unset() rewrite rule was introduced in version 3.8.
https://www.syslog-ng.com/technical-documents/doc/syslog-ng-open-source-edition/3.26/administration-guide/2#TOPIC-956389
The strange error - Plugin module not found in 'module-path';
module-path='/lib64/syslog-ng', module='rewrite' - can be seen because
unset() is not understood as a keyword in the configuration.

My idea to reduce the size of the output log: you can use a template to
define what should be included in the output. Or you could configure
logrotate.

Regards,
Gabor


operacoes - mls wireless <opertec at mls.com.br> ezt írta (időpont: 2020. okt.
3., Szo, 0:23):

> Hello there,
>
> I am runing syslog-ng 3.2.5 on a centos 6.10 server, the log server. Here
> we have 30 clients sending log via rsyslog to the log server. At the log
> server each one of them have its own log according to the host name. This
> operation works just fine. Now my manager ask me to remove some parts of
> the log, so the final log size will be smaller. At the log server I tried
> use rewrite and unset to suppress some parts of the log but it does not
> work, with the error : Plugin module not found in 'module-path';
> module-path='/lib64/syslog-ng', module='rewrite'
>
>
> This is the config on log server for each one of the clients.
>
> filter f_client_serv01 { host( "client_serv01" ); };
> destination d_client_serv01 { file("/var/log/client_serv01.log" perm(0644)
> owner(root) group(root) ); };
> log { source(s_net); filter(f_client_serv01);
> destination(d_client_serv01); };
>
>
> This is the log
>
> Oct  2 19:07:04 client_serv01 kernel: IN=rdc1 OUT=
> MAC=00:50:da:6f:0a:54:ec:08:6b:7f:d5:cb:08:00 SRC=10.1.16.35
> DST=xxx.xxx.xxx.xxx LEN=60 TOS=0x00 PREC=0x00 TTL=63 ID=27903 DF PROTO=TCP
> SPT=40917 DPT=443 WINDOW=65535 RES=0x00 SYN URGP=0
>
>
> rewrite r_rewrite_unset{
>     unset(value("WINDOW"));
> };
>
>
> rewrite r_rewrite_subst{
>     subst("WINDOW", " ", value("MESSAGE"), flags("global"));
> };
>
>
>
> Does anyone have a tip to try to solve this?
>
> Thanks for help.
>
> Have a nice day!
> --
>
>
>
> Para contato ou solicitações utilize nosso canal de atendimento via
> Suporte Técnico através
> de nossa central 24H via tel.:(21) 2538-8400 ou através do email:
> suporte at mls.com.br
>
>
>
>
> Atenciosamente,
>
> *João Tiago Braz* | Aux. Sistemas Operação
> 21 2538-8400 | 21 3923-5000
> operacoes at mls.com.br
>
>
>
>
>
> ______________________________________________________________________________
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> Documentation:
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>
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