> On 11/05/2021 12:33 Timo Sirainen <[email protected]> wrote:
> 
>  
> On 10. May 2021, at 17.33, Mathias Rabe <[email protected]> wrote:
> > 
> > pass_attrs = 
> > mail=user,userPassword=password,=userdb_mail_crypt_private_password=%w,mailCrypt=userdb_mail_crypt_save_version
> ..
> > The users can log-in and everything works fine including the 
> > mail-crypt-plugin until an user password contains a % I get the following 
> > error message (example): 
> > 
> > Error: Failed to expand plugin setting mail_crypt_private_password = 
> > '"1234%Passwort"': Unknown variable '%P‘
> > 
> > I’ve found some mails but I didn’t found a solution. It seems that Dovecot 
> > tries to expand some variable in the password:
> > 
> > https://dovecot.org/pipermail/dovecot/2019-July/116338.html
> > https://dovecot.org/pipermail/dovecot/2020-April/118634.html
> > 
> > So this seems to be a bug or something. Is there any new information on 
> > this topic or even any solution or workaround?
> 
> It's a long-known issue, tracked internally as DOP-323. It only happens to 
> plugin settings. I'm not sure how easy or difficult it would be to fix, but 
> it might also break some existing systems that rely on the behavior. We have 
> also DOP-329 issue about doing somewhat larger config redesign so that plugin 
> settings become more normal settings. Doing that would also solve this 
> problem as a side effect.
> 
> Lots of things to do, but not enough time. Which reminds me: We're now hiring 
> a new Dovecot developer if anyone is interested (it's not publicly posted 
> yet).

Luckily there is a simple workaround for this:

mail_crypt_private_password=%{sha256:w}

Aki

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