[Dovecot] Shared mailboxes basics

[Thomas Hummel]

On Mon, Mar 22, 2010 at 03:40:23PM +0200, Timo Sirainen wrote:
> On Mon, 2010-03-22 at 14:34 +0100, Thomas Hummel wrote:
> 
> > You lost me again : what's the use of the userdb " acl_groups" extra-field then ?
> 
> That only adds user to given ACL groups for ACL plugin's checks. ACL
> plugin deals only with virtual permissions, acl_groups has nothing to do
> with filesystem permissions. If user doesn't already have enough
> filesystem permissions to access some mailbox, ACL plugin won't grant
> them either.

Ok.

So basically, independently of ACL groups, the idea is to 

  . chgrp all maildirs to some unix group (doveshared)

  . chmod 0770 those maildirs

  . add that group to mail_extra_groups

  . so dovecot would be able to access any shared mailboxes (from anyone to anyone) 

correct ?

-- 
Thomas Hummel 	    | Institut Pasteur
<hummel at pasteur.fr> | Pôle informatique - systèmes et réseau