Re: libsrs patch for Postfix

2011-09-08 Thread Yves Kreis
On 08.09.2011, at 22:17, Wietse Venema wrote: Heiko Wundram: Hey! I'm currently working up a patch for Postfix which implements support for libsrs2 functionality in the Postfix core. Instead of tearing up Postfix, consider implementing sender and recipient address manipulations with a Milte

Milter invocation when sending to local mail

2010-03-01 Thread Yves Kreis
Dear, Does Postfix invoke milter when sending a DSN for local mail? Thanks, Yves

Re: SRS or RPR in Postfix

2009-03-21 Thread Yves Kreis
On 21.03.2009, at 14:41, Sahil Tandon wrote: Is it (technically) possible to implement SRS or RPR in Postfix using either a milter plugin or a policy? Does anyone know of such an implementation? It is technically possible with an SMTP-based content filter; I don't know of any existing imple

SRS or RPR in Postfix

2009-03-21 Thread Yves Kreis
Dear, Is it (technically) possible to implement SRS or RPR in Postfix using either a milter plugin or a policy? Does anyone know of such an implementation? Is the new sendmail "socketmap" functionality available in Postfix? Thanks, Yves

Re: PCRE Conditional Canonical Address Mapping

2009-03-13 Thread Yves Kreis
On 11.03.2009, at 11:49, Wietse Venema wrote: Yves Kreis: Dear, Can I use a canonical map like: if /^To: u...@domain\.com$/ /^From: (".*" )*(.+)@(.+)$/ From: ${1}${2}+$...@anotherdomain.com endif Dear Yves, please RTFM the pcre_table manpage. if /pattern/flags endif

Re: PCRE Conditional Canonical Address Mapping

2009-03-11 Thread Yves Kreis
On 11.03.2009, at 11:49, Wietse Venema wrote: Yves Kreis: Dear, Can I use a canonical map like: if /^To: u...@domain\.com$/ /^From: (".*" )*(.+)@(.+)$/ From: ${1}${2}+$...@anotherdomain.com endif Dear Yves, please RTFM the pcre_table manpage. if /pattern/flags endif

PCRE Conditional Canonical Address Mapping

2009-03-11 Thread Yves Kreis
Dear, Can I use a canonical map like: if /^To: u...@domain\.com$/ /^From: (".*" )*(.+)@(.+)$/ From: ${1}${2}+$...@anotherdomain.com endif Thanks, Yves

Conditionally change FROM

2009-03-05 Thread Yves Kreis
Dear, I want/need to change the FROM part of the e-mails if they are forwarded to the (sub-)domains (sub.)xxx.tld Where in the documentation should I look for a solution? Thanks, Yves

Re: Change in pcre file requires reload?

2009-01-09 Thread Yves Kreis
On 09.01.2009, at 10:31, Edward Krack wrote: postmap /etc/postfix/pt_lu.pcre postfix reload http://www.postfix.org/PCRE_README.html On Fri, Jan 9, 2009 at 2:57 AM, Yves Kreis wrote: In main.cf I have a configuration line: sender_canonical_maps = pcre:/etc/postfix/pt_lu.pcre When I change

Change in pcre file requires reload?

2009-01-09 Thread Yves Kreis
In main.cf I have a configuration line: sender_canonical_maps = pcre:/etc/postfix/pt_lu.pcre When I change something inside pt_lu.pre, do I then need to reload postfix? Thanks, Yves

Re: Risk of Address Rewriting causing Open Relay?

2008-10-26 Thread Yves Kreis
Yves Kreis: Anyhow: Yes it is about postfix address rewriting (which can be done as well though sender_canonical_maps afaik). I wrote that Postfix address rewriting has no effect on Postfix relay permissions. It has effect on the other server accepting the mail or not! You need to

Re: Risk of Address Rewriting causing Open Relay?

2008-10-26 Thread Yves Kreis
Anyhow: Yes it is about postfix address rewriting (which can be done as well though sender_canonical_maps afaik). I wrote that Postfix address rewriting has no effect on Postfix relay permissions. It has effect on the other server accepting the mail or not! Best Regards, Yves

Re: Risk of Address Rewriting causing Open Relay?

2008-10-24 Thread Yves Kreis
Wietse: Postfix relay permission is decided before (recipient) address rewriting. For example, we don't want "relay access denied" when a virtual alias changes an address in a local domain into a remote address. Yves Kreis: My rewriting idea works for my purpose. I am

Re: Risk of Address Rewriting causing Open Relay?

2008-10-24 Thread Yves Kreis
y access denied" when a virtual alias changes an address in a local domain into a remote address. Yves Kreis: My rewriting idea works for my purpose. I am just trying to investigate the risk... Let's apply some simple logic here. 1) Postfix relay permission is decided before (recipient

Re: Risk of Address Rewriting causing Open Relay?

2008-10-24 Thread Yves Kreis
??? My rewriting idea works for my purpose. I am just trying to investigate the risk... Best Regards, Yves On 24.10.2008, at 22:28, Wietse Venema wrote: Postfix relay permission is decided before (recipient) address rewriting. For example, we don't want "relay access denied" when a virtu

Risk of Address Rewriting causing Open Relay?

2008-10-24 Thread Yves Kreis
Good evening, Short version of the question: If I am rewriting sender addresses using: /^(.+)@pt\.lu$/ $1+pt.lu:[EMAIL PROTECTED] /^(.+)+pt.lu:[EMAIL PROTECTED]/ [EMAIL PROTECTED] How important is the risk to be used as open relay? Long version of the problem: The Luxembourgish Internet Provider