Re: Test number two - spaces

2018-10-28 Thread Ian Zimmerman
Re-sending this to see if it is a reliable repro case.

On 2018-10-27 16:53, Ian Zimmerman wrote:

> > Oh, I feel the itch again.  Ow-ow, it's unbearable!  I must scratch,
> > 
> > Has anyone tried to verify Derek's GPG signature on his message?
> 
> Checking, checking, checking gently,
> Why it fails, that beats me.
> Bad sigs rub so unpleasantly.
> Let us check my own sweet key.

Ok, that worked.  Now let's try this: 
This line ends with a couple of dangling spaces.

Now _that_ would be really stupid!

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Re: Test number two - spaces

2018-10-28 Thread Kevin J. McCarthy
On Sun, Oct 28, 2018 at 08:55:00AM -0700, Ian Zimmerman wrote:
> Perhaps there is a little clue here.  Some kind of load balancing seems
> to be in effect at osuosl, different hosts (silver, whitealder,
> fraxinus, ash) are involved each time.  Possibly different amavis
> configuration on some of the hosts handling the outbound traffic.  Yes,
> I suspect amavis more than the other pieces; it should be the only piece
> that takes apart the MIME structure.

My Received headers match what you posted for the "Test number two"
email, and all the signatures verify for me.  In fact, I don't recall
seeing any failing signatures on this list, before or after the switch
to OSUOSL.

I would suspect something between OSUOSL and your spoolfile is causing
the problem.

-- 
Kevin J. McCarthy
GPG Fingerprint: 8975 A9B3 3AA3 7910 385C  5308 ADEF 7684 8031 6BDA


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Re: Test number two - spaces

2018-10-28 Thread Ian Zimmerman
On 2018-10-28 04:19, Claus Assmann wrote:

> > RGH!!  I am losing my mind!!
> 
> Hopefully it's backed up somewhere...

;-)

> If you kept a copies of the mails which you originally sent
> and which you got back: what's the "diff"?

Indeed I have kept a file copy.  The diff confirms my suspicion that the
dangling spaces were the trigger.  I got this suspicion by looking at
Derek's messages, of which one verifies for me and the other does not.

  @@ -33,7 +89,7 @@
   > Let us check my own sweet key.

   Ok, that worked.  Now let's try this:=20
  -This line ends with a couple of dangling spaces.   =20
  +This line ends with a couple of dangling spaces.=20=20=20=20

   Now _that_ would be really stupid!

This does not tell us at which hop it happens, which software is
responsible, or (especially) why it depends on the _recipient_ aside
from all other things.

> Received: from localhost (localhost [127.0.0.1])
>   by silver.osuosl.org (Postfix) with ESMTP id A9B91227F9;
>   Sun, 28 Oct 2018 03:42:34 + (UTC)
> Received: from silver.osuosl.org ([127.0.0.1])
>   by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
>   with ESMTP id R3tMY4OIzjA6; Sun, 28 Oct 2018 03:42:33 + (UTC)
> Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34])
>   by silver.osuosl.org (Postfix) with ESMTP id 4C728227C1;
>   Sun, 28 Oct 2018 03:42:33 + (UTC)
> Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])
>  by ash.osuosl.org (Postfix) with ESMTP id C57471BF61D
>  for ; Sun, 28 Oct 2018 03:42:32 + (UTC)
> Received: from localhost (localhost [127.0.0.1])
>  by whitealder.osuosl.org (Postfix) with ESMTP id C2B3B86767
>  for ; Sun, 28 Oct 2018 03:42:32 + (UTC)
> Received: from whitealder.osuosl.org ([127.0.0.1])
>  by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
>  with ESMTP id 9o-8499bbnC7 for ;
>  Sun, 28 Oct 2018 03:42:32 + (UTC)

Perhaps there is a little clue here.  Some kind of load balancing seems
to be in effect at osuosl, different hosts (silver, whitealder,
fraxinus, ash) are involved each time.  Possibly different amavis
configuration on some of the hosts handling the outbound traffic.  Yes,
I suspect amavis more than the other pieces; it should be the only piece
that takes apart the MIME structure.

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Re: Test number two - spaces

2018-10-28 Thread Claus Assmann
On Sat, Oct 27, 2018, Ian Zimmerman wrote:
> On 2018-10-27 18:23, Claus Assmann wrote:

> > Just FYI: both test mails passed verification for me.

> RGH!!  I am losing my mind!!

Hopefully it's backed up somewhere...

> Here are the intermediate Received headers of the 2nd test mail as it
> came back to me.  Can you share the ones in your copy?

I deleted the mails already :-(
However, below are the Received headers of your most recent mail.

If you kept a copies of the mails which you originally sent
and which you got back: what's the "diff"?

Moreover, I downloaded the "raw" message from the MARC archive,
added some headers, and it verifies too. So I'm attaching that
as .gz file so it doesn't get messed up by some mail software.


Received: from localhost (localhost [127.0.0.1])
by silver.osuosl.org (Postfix) with ESMTP id A9B91227F9;
Sun, 28 Oct 2018 03:42:34 + (UTC)
Received: from silver.osuosl.org ([127.0.0.1])
by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
with ESMTP id R3tMY4OIzjA6; Sun, 28 Oct 2018 03:42:33 + (UTC)
Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34])
by silver.osuosl.org (Postfix) with ESMTP id 4C728227C1;
Sun, 28 Oct 2018 03:42:33 + (UTC)
Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])
 by ash.osuosl.org (Postfix) with ESMTP id C57471BF61D
 for ; Sun, 28 Oct 2018 03:42:32 + (UTC)
Received: from localhost (localhost [127.0.0.1])
 by whitealder.osuosl.org (Postfix) with ESMTP id C2B3B86767
 for ; Sun, 28 Oct 2018 03:42:32 + (UTC)
Received: from whitealder.osuosl.org ([127.0.0.1])
 by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
 with ESMTP id 9o-8499bbnC7 for ;
 Sun, 28 Oct 2018 03:42:32 + (UTC)
Received: from very.loosely.org (very.loosely.org [173.255.215.69])
 by whitealder.osuosl.org (Postfix) with ESMTPS id 2D87886761
 for ; Sun, 28 Oct 2018 03:42:32 + (UTC)
Received: from itz by ahiker.mooo.com with local (Exim 4.91_26-9591063a)
 (envelope-from ) id 1gGbtd-PD-8F
 for mutt-users@mutt.org; Sat, 27 Oct 2018 20:37:49 -0700



m2.gz
Description: application/gunzip


Re: Test number two - spaces

2018-10-27 Thread Ian Zimmerman
On 2018-10-27 18:23, Claus Assmann wrote:

> Just FYI: both test mails passed verification for me.

RGH!!  I am losing my mind!!

Here are the intermediate Received headers of the 2nd test mail as it
came back to me.  Can you share the ones in your copy?

  Received: from localhost (localhost [127.0.0.1])
  by fraxinus.osuosl.org (Postfix) with ESMTP id D1C788647F;
  Sun, 28 Oct 2018 00:22:33 + (UTC)
  X-Virus-Scanned: amavisd-new at osuosl.org
  Received: from fraxinus.osuosl.org ([127.0.0.1])
  by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
  with ESMTP id Ml_6-3RG8bAN; Sun, 28 Oct 2018 00:22:33 + (UTC)
  Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34])
  by fraxinus.osuosl.org (Postfix) with ESMTP id 3765E85F89;
  Sun, 28 Oct 2018 00:22:33 + (UTC)
  X-Original-To: mutt-users@mutt.org
  Delivered-To: mutt-us...@osuosl.org
  Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])
   by ash.osuosl.org (Postfix) with ESMTP id 10D901BF2F0
   for ; Sun, 28 Oct 2018 00:22:32 + (UTC)
  Received: from localhost (localhost [127.0.0.1])
   by silver.osuosl.org (Postfix) with ESMTP id 0E833220C2
   for ; Sun, 28 Oct 2018 00:22:32 + (UTC)
  X-Virus-Scanned: amavisd-new at osuosl.org
  Received: from silver.osuosl.org ([127.0.0.1])
   by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)
   with ESMTP id IzrZogh12v0Z for ;
   Sun, 28 Oct 2018 00:22:31 + (UTC)
  X-Greylist: from auto-whitelisted by SQLgrey-1.7.6

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Re: Test number two - spaces

2018-10-27 Thread Ian Zimmerman
On 2018-10-27 17:19, Ian Zimmerman wrote:

> Ok, that worked.  Now let's try this: 
> This line ends with a couple of dangling spaces.
> 
> Now _that_ would be really stupid!

And so it is - that one failed :-(

The best available conclusion is that at one the the hops on osuosl.org,
mails get rewritten in a way similar to what I described at the link
below.

https://very.loosely.org/itz-blog/the-problem-with-gpg-signatures.html

Which is depressing because the software involved seems to be all FOSS -
mailman, postfix and amavis.  Should I guess which one is responsible?

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Re: Test number two - spaces

2018-10-27 Thread Claus Assmann
On Sun, Oct 28, 2018, Ken Moffat wrote:

> 3. Neither the post you were asking about, nor either of your tests,
> passed verification here.

Just FYI: both test mails passed verification for me.


Re: Test number two - spaces

2018-10-27 Thread Ken Moffat
On Sat, Oct 27, 2018 at 05:19:23PM -0700, Ian Zimmerman wrote:
> On 2018-10-27 16:53, Ian Zimmerman wrote:
> 
> > > Oh, I feel the itch again.  Ow-ow, it's unbearable!  I must scratch,
> > > 
> > > Has anyone tried to verify Derek's GPG signature on his message?
> > 
> > Checking, checking, checking gently,
> > Why it fails, that beats me.
> > Bad sigs rub so unpleasantly.
> > Let us check my own sweet key.
> 
> Ok, that worked.  Now let's try this: 
> This line ends with a couple of dangling spaces.
> 
> Now _that_ would be really stupid!
> 
For the *very* little it is worth:

1. On lkml I typically get successful and failed verifications from
the same people.

2. On the few occasions I have bothered to sign posts, the list copy
that comes back to me fails to verify.

3. Neither the post you were asking about, nor either of your tests,
passed verification here.

/me wonders why I ever bothered to set up a key, since it wastes
time when reading lists, and only randomly works. ;-)

ĸen
-- 
Is it about a bicycle ?


Re: Test number two - spaces

2018-10-27 Thread Ian Zimmerman
On 2018-10-27 16:53, Ian Zimmerman wrote:

> > Oh, I feel the itch again.  Ow-ow, it's unbearable!  I must scratch,
> > 
> > Has anyone tried to verify Derek's GPG signature on his message?
> 
> Checking, checking, checking gently,
> Why it fails, that beats me.
> Bad sigs rub so unpleasantly.
> Let us check my own sweet key.

Ok, that worked.  Now let's try this: 
This line ends with a couple of dangling spaces.

Now _that_ would be really stupid!

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