postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-26 Thread Christoph Anton Mitterer
Hi Wietse, et all. Not sure whether this is known already or not,... in any case I think it's quite critical.. I recently stumbled over several MUAs/tools (e.g. Evolution, getmail) that have their problems with the mbox format, namely by corruption stored or imported mail in not quoting From_ li

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-26 Thread Wietse Venema
Christoph Anton Mitterer: > Hi Wietse, et all. > > > Not sure whether this is known already or not,... in any case I think > it's quite critical.. Postfix implements traditional UNIX mbox format and locks. Theoretically it is possible to add a support bazillion variants. Unfortunatelt, there ar

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-28 Thread Christoph Anton Mitterer
Hey Wietse. On Fri, 2012-10-26 at 22:33 -0400, Wietse Venema wrote: > Postfix implements traditional UNIX mbox format and locks. Yeah clear... > Theoretically it is possible to add a support bazillion variants. Well... I only know about 4 variants, of which only one is really broken (mboxo). >

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-28 Thread Wietse Venema
Christoph Anton Mitterer: [blah blah evangelism blah] > So... what exactly speaks against switching to it? :) Breaking compatibility? Over my dead body. However, providing a new parameter that is BACKWARDS-COMPATIBLE BY DEFAULT would be a possibility, > If it's just the time needed to write a pat

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-28 Thread Christoph Anton Mitterer
On Sun, 2012-10-28 at 17:00 -0400, Wietse Venema wrote: > Breaking compatibility? Could you explain why you think it would break compatibility? AFAIU, mboxrd just means that you also quote lines like >From foo to >>From foo (and the same for more trailing ">"). I wouldn't see how an existing clien

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-28 Thread Christoph Anton Mitterer
Oh and one more thing... On Sun, 2012-10-28 at 17:00 -0400, Wietse Venema wrote: > Breaking compatibility? Over my dead body. You always seem to put high priority in having the most secure and stable way in your decisions... Even if there was some major compatibility issue with mboxrd (which I do

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-28 Thread Peter
On 29/10/12 10:14, Christoph Anton Mitterer wrote: > Even if there was some major compatibility issue with mboxrd (which I > don't see yet)... wouldn't data integrity of the user's mail be of the > "highest" priority? > > As said, with mboxo one has basically no chance at all to recover the > orig

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-28 Thread Christoph Anton Mitterer
Hi Peter. On Mon, 2012-10-29 at 12:36 +1300, Peter wrote: > You know you could just use a different delivery agent that supports the > mbox format you want. Nothing says that you have to use local(8). Yeah of course... But my wish to improve this is not for myself... neither do I use mbox* (well

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-29 Thread Matthias Andree
Am 29.10.2012 00:46, schrieb Christoph Anton Mitterer: > I just stumbled across this issue with mboxo recently and it seems that > most users are not familiar with it (or that there are actually several > mbox formats). Well, if you'd looked at the date of your sources, you'd have known that othe

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-29 Thread Christoph Anton Mitterer
Hey Matthias. On Mon, 2012-10-29 at 21:45 +0100, Matthias Andree wrote: > Well, if you'd looked at the date of your sources, you'd have known that > others have failed establishing alternatives to what DJB or Rahul Dhesi > or whoever dubbed "mboxo" in nearly two decades. Well there are several pro

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-29 Thread Wietse Venema
Christoph Anton Mitterer: > Anyway, would you know any technical or compatibility reasons that > prevent local(8) from using mboxrd? A new parameter to select the mailbox type is OK, however the default setting will remain 100% backwards compatible. Wietse

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-29 Thread Matthias Andree
Am 29.10.2012 22:05, schrieb Christoph Anton Mitterer: > Hey Matthias. > > On Mon, 2012-10-29 at 21:45 +0100, Matthias Andree wrote: >> Well, if you'd looked at the date of your sources, you'd have known that >> others have failed establishing alternatives to what DJB or Rahul Dhesi >> or whoever

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-29 Thread Christoph Anton Mitterer
On Tue, 2012-10-30 at 02:06 +0100, Matthias Andree wrote: > (I am aware of Wietse's reply to the message I am quoting.) Yeah... so ongoing discussion on the issue itself is rather pointless, nevertheless... > > Well quoted printable encoding is of course a way around this, but > > similarly as yo

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-29 Thread /dev/rob0
On Tue, Oct 30, 2012 at 02:06:42AM +0100, Matthias Andree wrote: > Am 29.10.2012 22:05, schrieb Christoph Anton Mitterer: snip > Now, if you are asking for reasons why local(8) is prevented from > using mboxrd, or from switching to mboxrd by default, you will have > to allow the question held up

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-30 Thread Wietse Venema
Christoph Anton Mitterer: > On Tue, 2012-10-30 at 02:06 +0100, Matthias Andree wrote: > > (I am aware of Wietse's reply to the message I am quoting.) > Yeah... so ongoing discussion on the issue itself is rather pointless, > nevertheless... I repeat my constructive solution: contribute code and do

Re: postfix apprently uses mboxo format with local(8), which irrecoverably corrupts mail

2012-10-30 Thread Christoph Anton Mitterer
On Tue, 2012-10-30 at 09:24 -0400, Wietse Venema wrote: > I repeat my constructive solution: contribute code and documentation > that makes the mailbox format configurable. I had noted below in the email before, that I'll need to take a loot at the code first, before I can decide whether I can make