Discuss: safety net for other compatibility breaks

2014-10-07 Thread Wietse Venema
Last week I introduced a safety net based on a compatibility level. If you upgrade to a Postfix version that has a higher compatibility level than the main.cf compatibility level (default: 0) then Postfix will use backwards-compatible default settings and log warnings when the old Postfix

Re: Discuss: safety net for other compatibility breaks

2014-10-07 Thread Viktor Dukhovni
On Tue, Oct 07, 2014 at 11:32:47AM -0400, Wietse Venema wrote: What else needs to be considered? There are more settings whose defaults can be confusing to people who aren't familiar with 10+ years of Postfix history. - relay_domains (default: $mydestination). This should be empty. -

Re: Discuss: safety net for other compatibility breaks

2014-10-07 Thread Noel Jones
On 10/7/2014 10:53 AM, Viktor Dukhovni wrote: On Tue, Oct 07, 2014 at 11:32:47AM -0400, Wietse Venema wrote: What else needs to be considered? There are more settings whose defaults can be confusing to people who aren't familiar with 10+ years of Postfix history. - relay_domains (default:

Re: Discuss: safety net for other compatibility breaks

2014-10-07 Thread Mark Martinec
Wietse wrote: What else needs to be considered? There are more settings whose defaults can be confusing to people who aren't familiar with 10+ years of Postfix history. - relay_domains (default: $mydestination). This should be empty. - mynetworks-style (default: subnet). This should be host. I

Re: Discuss: safety net for other compatibility breaks

2014-10-07 Thread A. Schulze
Mark Martinec: Some more archaisms that can be changed to: biff = no swap_bangpath = no allow_percent_hack = no funny, all of the already mentioned settings I also set explicit set here ... other suggestions: - disable_vrfy_command = yes - enable_long_queue_ids = yes -

Re: Discuss: safety net for other compatibility breaks

2014-10-07 Thread Wietse Venema
Noel Jones: On 10/7/2014 10:53 AM, Viktor Dukhovni wrote: On Tue, Oct 07, 2014 at 11:32:47AM -0400, Wietse Venema wrote: What else needs to be considered? There are more settings whose defaults can be confusing to people who aren't familiar with 10+ years of Postfix history. -

Re: Discuss: safety net for other compatibility breaks

2014-10-07 Thread LuKreme
On 07 Oct 2014, at 15:55 , Wietse Venema wie...@porcupine.org wrote: As for biff, I haven't used that since I switched from a BSD/OS workstation to a FreeBSD server in 2000. Fourteen years of UDP datagrams wasted... It was pretty cool back in the 90s though, unless you were playing mTrek when