On 05/05/2015 02:00 PM, Ivan Demkovitch wrote: > Hello team! > I'm using Fail2Ban to process Asterisk log files (filter.d/Asterisk). I found > some "skipped" activity and I beleive following rule does not match, any > hints on what might be wrong? (I'm not regex expert by any means, but to me > it looks like it should work...) > Log entry: > > [2015-05-05 10:39:29] SECURITY[2635] res_security_log.c: > SecurityEvent="InvalidPassword",EventTV="2015-05-05T10:39:29.396-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="011972592249482",SessionID="0x7f4b8000a2a8",LocalAddress="IPV4/UDP/1.2.3.4/5060",RemoteAddress="IPV4/UDP/195.154.150.102/5070",Challenge="6c8c1b82",ReceivedChallenge="6c8c1b82",ReceivedHash="12143a9e0583447febc67fb28cbdf433"
The EventTV group is expected to be only digits and "-"'s. The included sample log shows it in epoch with some suffix. One example: 1389368346-880526 > > I saved it into single 'testlog' file. Now, I beleive it should match but it > doesn't (regex between '' is straight from filter.d/Asterisk filter which I > beleive should work) > > [root@localhost fail2ban]# fail2ban-regex testlog > '^(%(__prefix_line)s|\[\]\s*)%(log_prefix)s > SecurityEvent="(FailedACL|InvalidAccountID|ChallengeResponseFailed|InvalidPassword)",EventTV="[\d-]+",Severity="[\w]+",Service="[\w]+",EventVersion="\d+",AccountID="\d*",SessionID="0x[\da-f]+",LocalAddress="IPV[46]/(UD|TC)P/[\da-fA-F:.]+/\d+",RemoteAddress="IPV[46]/(UD|TC)P/<HOST>/\d+"(,Challenge="\w+",ReceivedChallenge="\w+")?(,ReceivedHash="[\da-f]+")?(,ACLName="\w+")?$' > Replacing EventTV="[\d-]+" with EventTV="[\d\-T:\.]+" Seems to work from my quick test, but there may be a better way to match both. -Lee ------------------------------------------------------------------------------ One dashboard for servers and applications across Physical-Virtual-Cloud Widest out-of-the-box monitoring support with 50+ applications Performance metrics, stats and reports that give you Actionable Insights Deep dive visibility with transaction tracing using APM Insight. http://ad.doubleclick.net/ddm/clk/290420510;117567292;y _______________________________________________ Fail2ban-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/fail2ban-users
