[Bug] Sieve vacation :addresses match only case-sensitive?

[Philipp Faeustlin]

Am 09.09.19 um 15:58 schrieb Sami Ketola:
> 
> 
>> On 9 Sep 2019, at 16.17, Philipp Faeustlin via dovecot <dovecot at dovecot.org> wrote:
>>
>>>     It is not recommended to rely on local-part case, but it is indeed
>>>     case-sensitive.
>>>     And this is to avoid such issues that postfix supports address
>>>     cleanup/canonicalisation before forwarding mails to dovecot.
>>>     ----------
>>>     RFC 5321:
>>>     "Local-part     = Dot-string / Quoted-string ; MAY be case-sensitive
>>>     […]
>>>     While the above definition for Local-part is relatively permissive,
>>>     for maximum interoperability, a host that expects to receive mail
>>>     SHOULD avoid defining mailboxes where the Local-part requires (or
>>>     uses) the Quoted-string form or where the Local-part is case-sensitive."
>>> And therefore “receive liberally” policy that wants to assume case-insensitivity should single-case the address IN THE COMPARISON.
>> The local-part MAY be case-sensitive, but in general I don't know any mail addresses where the case matters.
>> Thus it is hard for me to understand, why this comparison of the vacation address is case-sensitive. Whether the final recipients address is also treated case-insensitive.
>>
>> If this has to be case-sensitive to be RFC compliant, then please create an option for admins or users to change the behavior to an case-insensitive comparison.
>>
> 
> Just change auth_username_format = %Lu to make all addresses lowercase. That should solve your problem.
> Or if you REALLY REALLY want to have case-sensitive userpart, then use auth_username_format = %n@%Ld
> 
> Sami
> 
It seems there is a misunderstanding. In Pigeonhole Sieve version 
0.5.7.2, the vacation module compares the additional :addresses 
case-sensitive.
I want to have it case-insensitive again, like in Pigeonhole version 0.4.24

Philipp


-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 5359 bytes
Desc: S/MIME Cryptographic Signature
URL: <https://dovecot.org/pipermail/dovecot/attachments/20190909/53f62551/attachment.p7s>