Time based blacklist or similar?

2013-04-03 Thread Chad M Stewart
Before I go and write my own solution I thought I'd see if anyone knows of an existing solution. Now and again I'd like to put an IP on a local blacklist and have an expiration time set as well. I'm using postscreen as well and ideally the blacklist will get implemented via postscreen.

Re: Time based blacklist or similar?

2013-04-03 Thread Matthew Hall
How about a DNS daemon to be used as a blacklist, which is backed by a SQL DB instead of by zone files? Such as PowerDNS with a SQL backend. Then add and remove BL entries based on the times you have in mind.

Re: Time based blacklist or similar?

2013-04-03 Thread Wietse Venema
Chad M Stewart: Before I go and write my own solution I thought I'd see if anyone knows of an existing solution. Now and again I'd like to put an IP on a local blacklist and have an expiration time set as well. I'm using postscreen as well and ideally the blacklist will get implemented

Re: Time based blacklist or similar?

2013-04-03 Thread DTNX Postmaster
On Apr 3, 2013, at 16:10, Chad M Stewart c...@balius.com wrote: Before I go and write my own solution I thought I'd see if anyone knows of an existing solution. Now and again I'd like to put an IP on a local blacklist and have an expiration time set as well. I'm using postscreen as well

Re: Time based blacklist or similar?

2013-04-03 Thread Patrick
fail2ban (http://www.fail2ban.org/wiki/index.php/Main_Page) works perfectly for this. You set up some filters that are essentially just regular expressions, and then you define a jail which applies your filter to a log file and triggers a predefined action. We have two filters watching our

Re: Time based blacklist or similar?

2013-04-03 Thread Robert Schetterer
Am 03.04.2013 16:10, schrieb Chad M Stewart: Before I go and write my own solution I thought I'd see if anyone knows of an existing solution. Now and again I'd like to put an IP on a local blacklist and have an expiration time set as well. I'm using postscreen as well and ideally the

Re: Time based blacklist or similar?

2013-04-03 Thread Benny Pedersen
Chad M Stewart skrev den 2013-04-03 16:10: Anyone know of an existing tool that integrates with postfix that would let me do what I want? I'm open to storing the IP and TTL values in plain text, MySQL, rbldnsd, etc.. what problem will it solve to get the spam later ?, to me it looks like