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From: Thomas Lamprecht <t.lamprecht@proxmox.com>
To: Stoiko Ivanov <s.ivanov@proxmox.com>, pmg-devel@lists.proxmox.com
Subject: [pmg-devel] applied: [PATCH pmg-api 1/2] utils: skip checking headers for non-ascii characters
Date: Wed, 25 Jan 2023 11:04:35 +0100	[thread overview]
Message-ID: <23c4bf9b-2dbd-caf7-9a06-ae2745640aca@proxmox.com> (raw)
In-Reply-To: <20230123155521.28307-2-s.ivanov@proxmox.com>

Am 23/01/2023 um 16:55 schrieb Stoiko Ivanov:
> the fix for smtputf8 enablement in
> 191e4709e99a5975fa66cf21847887566e108501 was a bit too eager and broke
> the mailflow of a few users, who have smtputf8 disabled in their
> postfix config (because their downstream servers do not support this):
> 
> The issue here is that the mails they process have had
> (non-rfc-compliant) non-ascii header contents, which used to work
> before the patch. The postfix smtputf8 howto explains quite well that
> postfix never cared too much about headers (or local-parts of
> addresses) before smtputf8 [1]
> ```
> Postfix already permitted UTF-8 in message header values and in
> address localparts. This does not change.
> ```
> 
> While the patch only ignores the headers and still could cause issues
> with non-ascii local-parts, those should occur far less frequently in
> the wild (none of the reporters in our forum had this).
> 
> tested with a mail with an Euro sign in a 'X-From:' header.
> 
> [0] https://forum.proxmox.com/threads/.120886/
> [1] https://www.postfix.org/SMTPUTF8_README.html#enabling
> 
> Signed-off-by: Stoiko Ivanov <s.ivanov@proxmox.com>
> ---
>  src/PMG/Utils.pm | 4 ----
>  1 file changed, 4 deletions(-)
> 
>

applied, with slightly touched up commit message, mostly to denote that
this is a stop gap, thanks!




  reply	other threads:[~2023-01-25 10:05 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-23 15:55 [pmg-devel] [PATCH pmg-api 0/2] fix smtputf8 handling if disabled in postfix Stoiko Ivanov
2023-01-23 15:55 ` [pmg-devel] [PATCH pmg-api 1/2] utils: skip checking headers for non-ascii characters Stoiko Ivanov
2023-01-25 10:04   ` Thomas Lamprecht [this message]
2023-01-23 15:55 ` [pmg-devel] [PATCH pmg-api 2/2] smtputf8: keep smtputf8 from incoming postfix, detect for local mail Stoiko Ivanov
2023-01-25  9:30   ` Thomas Lamprecht
2023-01-25  9:48     ` Stoiko Ivanov
2023-01-25 10:04       ` Thomas Lamprecht

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