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List:       dovecot
Subject:    Is it possible to use per user keys with mail-crypt-plugin when using passwd-file backend?
From:       davy.landman () gmail ! com (Davy Landman)
Date:       2021-03-21 21:03:57
Message-ID: CAEhkKgUmb8Fdf58dr816j1LSJgZUgGWizJWD6wXM3tejt9A5Og () mail ! gmail ! com
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Thanks for your idea, indeed, this is the trick.

I added `override_fields = userdb_mail_crypt_private_password=%w
userdb_mail_crypt_save_version=2` to the passdb config and it works

On Sat, Mar 20, 2021 at 10:43 PM Aki Tuomi <aki.tuomi at open-xchange.com>
wrote:

>
> > On 20/03/2021 22:43 Davy Landman <davy.landman at gmail.com> wrote:
> >
> >
> > I've been reading quite a bit of discussions, the manual and a few often
> linked posts about mail-crypt-plugin, but most of them seem to assume a sql
> db backing. But if you are using a passwd file userdb, is it possible to
> make the per-user-key mode of the mail-crypt-plugin work?
> >
> > I like the trick of passing in the key via an extra calculated/virtual
> column in the query (even allows for hashing the password for example). But
> I cannot see how this can work with the passwd backing?
> >
> > Any pointers would be appreciated.
> >
> > Kind regards,
> > Davy
> >
> >
> >
>
> passdb {
>   driver = passwd-file
>   args = ...
>   override_fields = userdb_mail_crypt_private_password=%{sha256:password}
> }
>
> might work
>
> Aki
>
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