On Mon, 2009-03-16 at 20:33 +0100, Bernhard Herzog wrote:

> That pathological aclobj is created in acl_backend_init:
>   backend->default_aclobj = acl_object_init_from_name(backend, NULL, "").  
> acl_object_init_from_name calls acl_backend_vfile_object_init, which sets the 
> aclobj's local_path.  In this particular case -- name == "" and storage == 
> NULL -- local_path will become the concatenation of the directory name 
> returned by 
>     mailbox_list_get_path(_backend->list, NULL,
>                           MAILBOX_LIST_PATH_TYPE_DIR)
> and "/dovecot-acl", which at least in the case of maildir is in the owner's 
> INBOX directory.  Later, when the user lists mailboxes, this file is actually 
> read to determine the rights. 
> 
> That explains the observed behavior.  I'm not sure yet how to fix it.  I'll 
> look into that next.

Hmm. I'm not sure if there's a reason for the existence of the default
ACLs being looked up from dovecot-acl file. I think the initial fix
could be to simply not do that. If someone really wants to have
different default ACLs they could perhaps be stored in a file with
different name.

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