strace -s 512 -f -F -p <pid> e.g. strace -s 512 -f -F -p 19420 You can use -o <output> to redirect the output to a file. That would be easier to check later then. ------------ Banyan He Blog: http://www.rootong.com Email: banyan at rootong.com On 4/10/2013 7:19 PM, Nikos Gatsis - Qbit wrote: > yes it doesn't! > i have never work with strace. Any suggestions? > > thank you > > > > On 10/4/2013 2:10 μμ, Banyan He wrote: >> This doesn't look enough for tracking. How about strace? Did you find >> anything interesting? >> ------------ >> Banyan He >> Blog:http://www.rootong.com >> Email:banyan at rootong.com >> On 4/10/2013 6:52 PM, Nikos Gatsis - Qbit wrote: >>> debug: >>> >>> fail2ban.server : INFO Changed logging target to >>> /var/log/fail2ban.log for Fail2ban v0.8.7 >>> fail2ban.comm : DEBUG Command: ['add', 'sasl-iptables', 'polling'] >>> fail2ban.jail : INFO Creating new jail 'sasl-iptables' >>> fail2ban.comm : WARNING Invalid command: ['add', 'sasl-iptables', >>> 'polling'] >>> >>> fail2ba-server starts, but dont add rures in iptables. >>> >>> Thank you >>> >>> >>> On 10/4/2013 1:31 μμ, Banyan He wrote: >>>> Try strace to follow all fork/exec to see which command is invalid. >>>> Or, debug log? >>>> >>>> ------------ >>>> Banyan He >>>> Blog: http://www.rootong.com >>>> Email: banyan at rootong.com >>>> >>>> On 4/10/2013 6:06 PM, Nikos Gatsis - Qbit wrote: >>>>> Hello list >>>>> I'm trying to setup fail2ban specially sasl action but I'm facing >>>>> problems. >>>>> I have centos-release-5-9.el5.centos.1 >>>>> and >>>>> fail2ban-0.8.7.1-1.el5.rf >>>>> installed >>>>> with selinux disabled >>>>> >>>>> The errors I get are: >>>>> INFO Creating new jail 'sasl-iptables' >>>>> fail2ban.comm : WARNING Invalid command: ['add', 'sasl-iptables', >>>>> 'polling'] >>>>> >>>>> I tried gemin against polling but I get the same error. >>>>> The strange thing is that if I enable ssh action, starts with no >>>>> problem. >>>>> So it appears to be problem with sasl action, witch is: >>>>> >>>>> [sasl-iptables] >>>>> >>>>> enabled = true >>>>> filter = sasl >>>>> backend = polling >>>>> action = iptables-multiport[name=sasl, >>>>> port="imap,imaps,pop3,pop3s,smtp", protocol=tcp] >>>>> sendmail-whois[name=sasl, dest=my at email] >>>>> logpath = /var/log/maillog >>>>> >>>>> The same setup I have in several mailserver (fedora and centos 6 >>>>> distro) >>>>> and all work fine. >>>>> >>>>> Does someone faced the same problem? >>>>> >>>>> Thak you in advance. >>>>> >>>> >>>> >>> >>> -- >>> Untitled Document >>> ------------------------------------------------------------------------ >>> *Γατσής Νίκος - Gatsis Nikos* >>> Web developer >>> tel.: 2108256721 - 2108256722 >>> fax: 2108256712 >>> email: ngatsis at qbit.gr >>> http://www.qbit.gr >> > > -- > Untitled Document > ------------------------------------------------------------------------ > *Γατσής Νίκος - Gatsis Nikos* > Web developer > tel.: 2108256721 - 2108256722 > fax: 2108256712 > email: ngatsis at qbit.gr > http://www.qbit.gr