It would seem that you need to learn more regex before attempting to write fail2ban custom filters. It is in fact a common syntax. You just need to read about the particulars.
Please use fail2ban-regex command to test and learn. Bye! On Mon, May 20, 2024, 09:28 Maurizio Caloro <mauri...@caloro.ch> wrote: > Yes, thanks, yes thats true > > - «.\[<HOST>\]:\ » > > but when i add this for example to pyrex, this didnt match. > > > > So its not possible to find any «regexeditor» that match with fail2ban so > that i can simulate this? > > This also is a valid string, this match on « Regex101 python « but not > with fail2ban > > - :\w+:\w+-\w+\w+\w+\w+\[<HOST>\]:\w+?w+?1.1 > > > > Sorry i have not yet understood which editor i can use for sim, or is > fail2ban a separate unic regex Interpreter? > > Thanks for update > > > > *Von:* Nick Howitt via Fail2ban-users < > fail2ban-users@lists.sourceforge.net> > *Gesendet:* Montag, 20. Mai 2024 13:53 > *An:* fail2ban-users@lists.sourceforge.net > *Betreff:* Re: [Fail2ban-users] Fail2ban V1.1.0 from Github - question > Regex > > > > Surely you need a <HOST> variable in that for f2b to work. Something like: > > NON-SMTP COMMAND from.\[<HOST>\]:\d+ after CONNECT:.GET./.HTTP/1.1 > > Normally you'd also expect some sort of timestamp in the logs. > > On 20/05/2024 12:37, Maurizio Caloro via Fail2ban-users wrote: > > Thanks for your answer > > > > Please, after generate this syntax, no chance to include this to Fail2ban. > > From 4389 found 0 hits > > > > [Appl PyRex] > > NON-SMTP COMMAND from.\[+.............\]:......after > CONNECT:.GET./.HTTP/1.1 > > NON-SMTP COMMAND from [64.62.197.214]:13465 after CONNECT: GET / HTTP/1.1 > > > > But what are wrong here? > > thanks > > > > *Von:* Arturo 'Buanzo' Busleiman < bua...@buanzo.com.ar > > <bua...@buanzo.com.ar> > *Gesendet:* Montag, 20. Mai 2024 12:47 > *An:* mauri...@caloro.ch > *Cc:* Fail 2 Ban <Fail2ban-users@lists.sourceforge.net> > <Fail2ban-users@lists.sourceforge.net> > *Betreff:* Re: [Fail2ban-users] Fail2ban V1.1.0 from Github - question > Regex > > > > Use pyrex or any python compatible one. Also be mindful of interpreting > the filter definitions in filter.d and using fail2ban-regex as testing > ground. > > > > > > > > On Mon, May 20, 2024, 07:21 Maurizio Caloro via Fail2ban-users < > fail2ban-users@lists.sourceforge.net> wrote: > > Hello > > Please i think the Version 1.1.0 are the newest Version from Fail2ban? > > > > Support this now full regex?, i see meny time, that i puzzle on regex101 > me syntax and after implement > > This to live system, this will be always chane. > > > > So this question, about Regex compatilities ? > > Thanks > > _______________________________________________ > Fail2ban-users mailing list > Fail2ban-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/fail2ban-users > > > > > _______________________________________________ > > Fail2ban-users mailing list > > Fail2ban-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/fail2ban-users > > >
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