LMTP and Sieve with <prefix><recipient_delimiter><user>

[Paul Muster]

Hi there,

anyone with any statement on this topic?

Greetings,

Paul

Am 15.05.2019 um 13:27 schrieb Paul Muster via dovecot:
> Hi,
> 
> way forward could be like this:
> 
> 1) Introduce a new config option 'detail_affix' with parameters 'prefix' 
> and 'suffix', defaulting to 'suffix' making sure not to break existing 
> setups using <user><delimiter><suffix> respectively 
> :user<delimiter>:detail format.
> If 'detail_affix' is switched to 'prefix' the expected format of local 
> parts turns into <prefix><delimiter><user> respectively 
> :detail<delimiter>:user.
> 
> 2) Add documentation to the Wiki https://wiki2.dovecot.org/LMTP:
> 
> * detail_affix = suffix
> 
> 3) Add description to the relevant default config files¹:
> 
>    # The separator that is expected between the :user and :detail
>    # address parts introduced by the subaddress extension. This may
>    # also be a sequence of characters (e.g. '--'). The current
>    # implementation looks for the separator from the left of the
>    # localpart and uses the first one encountered. The :user part is
>    # left of the separator and the :detail part is right. This setting
>    # is also used by Dovecot's LMTP service.
>    #recipient_delimiter = +
> +
> + # Define if :detail is a prefix or a suffix to the :user address part,
> + # e.g. left or right, when using subaddress extension.
> + # Defaults to 'suffix' making sure not to break existing setups using
> + # <user><delimiter><suffix> format.
> + # Switch to 'prefix' if you use the <prefix><delimiter><user> format
> + # described in RfC 5233.
> + #detail_affix = suffix
> 
> 4) Changelog
> 
>     + now we _fully_ support IETF RfC 5233² (Sieve Subaddress Extension),
>       see new config parameter 'detail_affix'.
> 
> 
> What do you think?
> 
> Thanks & greetings,
> 
> Paul
> 
> 
> 
> ¹ On my Debian this is
> /etc/dovecot/conf.d/20-lmtp.conf
> and
> /etc/dovecot/conf.d/90-sieve.conf
> 
> ² https://tools.ietf.org/html/rfc5233
> 
> 
> Am 13.05.2019 um 21:48 schrieb Paul Muster via dovecot:
>> Hi there,
>>
>> Dovecot's LMTP implementation and Pigeonhole Sieve already do support
>> the <user><delimiter><suffix> format. RfC 5233, the Sieve subaddress
>> extension, also offers <prefix><delimiter><user>.
>>
>> Could Docecot's LMTP and Pigeonhole be extended to that effect?
>>
>> Thanks & greetings,
>>
>> Paul