# /etc/dovecot/conf.d/40-acl.conf
# ACL and shared mailboxes.
imap_acl_allow_anyone = </etc/dovecot/acl_anyone

acl_sharing_map {
  dict file {
    path = /var/vmail/shared-mailboxes.db
  }
}

acl_driver = vfile
acl_user = %{user}