Cassidy Larson:
> I'm trying to get check_policy_service working right by returning an error
> on a full mailbox to avoid back scatter.  The check_policy_service works
> fine, except when it comes to virtual alias mappings. When running the
> check_policy_service on the virtual alias user my
> smtpd_recipient_restrictions throws back a:
> 
> 554 5.7.1 <al...@host.com>: Recipient address rejected: Unknown user

"Unknown user" is not a Postfix response. You must be getting
that text from the policy service.

        Wietse

> smtpd_recipient_restrictions =
>   reject_non_fqdn_recipient,
>   reject_unlisted_recipient,
>   reject_unauth_destination,
>   check_policy_service inet:10.10.10.10:12340,
>   permit_auth_destination,
>   reject
> 
> Is there any way of permitting virtual users before the check_policy_user
> on the smtpd_recipient_restrictions?  Or is there another place I should be
> doing the check_policy_service Quota check?
> 
> The goal is to reject over-quota mailboxes before the message is accepted,
> but currently it's rejecting valid Virtual Alias addresses.
> 
> Any solutions or pointers?
> 
> Thanks,
> 
> -c

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