On 07/23/2010 01:35 PM, Vassilis V. wrote:
>
> I just did some more testing and I can confirm it works also for 2.4
> As Derek mentioned, some minor changes need to be made to the jail.conf
> to get the notifications going.
>
> Since I was interested to extend the feature to also ban openvpn
> connection tries, I think I managed to get it done.
>
> Here is how to get fail2ban to monitor Openvpn on Endian:
> (Tested on 2.4)
>
> 1.) in jail.conf add:
> [openvpn-iptables]
> enabled = true
> filter  = openvpn
> action  = iptables[name=openvpn, port=openvpn, protocol=udp]
>              sendmail-whois[name=OpenVPN, [email protected],
> [email protected]]
> logpath  = /var/log/openvpn/openvpn.log
> maxretry = 6
>
> (In order to get the notifications to work, the SMTP Proxy needs to be
> active)
>
> 2.) create openvpn.conf in /var/efw/fail2ban/filter.d
> [INCLUDES]
> before = common.conf
> [Definition]
> _daemon = openvpn
> failregex = ^ EFWNAME openvpn[[0-9]{4,5}]:<HOST>:[0-9]{4,5} TLS Auth
> Error: Auth Username/Password verification failed $
> ignoreregex =
>
>
> (The failregex part needs to be one line! In EFWNAME I added the name of
> the efw box as it was typed on the openvpn.log. )
>
> 3.) restart fail2ban
> /etc/init.d/fail2ban restart
>
>
> Hope someone can have some use for it! I am open to any suggestions on
> how to improve the code.

Good, this looks really good, Im going to try the openvpn part, anyone 
have other examples to share?

Best regards.
>
> Vassilis
>
>
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-- 
Compugraf

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