divert(-1)
#
# Copyright (c) 2003, 2004 Victor Ustugov <victor+sendmail@corvax.kiev.ua>
# This hack is under BSD License 
# Redistributions of source code must retain the above copyright notice
#
# hacks disscussion's maillist - http://www.mta.org.ua/mailman/listinfo/sendmail-conf
#
#
# Check relay resolve
# Проверка наличия записи рилея в реверсной зоне DNS и соответствие ее записи в прямой зоне
#
divert(0)
VERSIONID(`$Id: check_relay_resolve.m4,v 8.12-0.03 2003/10/15 01:08:44 corvax Exp $')dnl
divert(-1)
dnl
dnl
LOCAL_RULESETS
dnl
dnl
SLocal_check_relay
dnl
R $*						$: $&{client_resolve} <?> $1
R TEMP <?> $*				$#error $@ 4.7.1 $: "450 Access temporarily denied. Cannot resolve PTR record for " $&{client_addr}
R FORGED <?> $*				$#error $@ 4.7.1 $: "450 Access temporarily denied. IP name possibly forged " $&{client_name}
R FAIL <?> $*				$#error $@ 4.7.1 $: "450 Access temporarily denied. IP name lookup failed for " $&{client_addr}
R $* <?> $*					$: $2
dnl

dnl вариант проверки с исключением для авторизованных отправителей
dnl не понадобился, т. к. судя по всему Local_check_relay не работает при использовании авторизации
dnl 
dnl SLocal_check_relay
dnl
dnl # skip checks for authentificated senders
dnl R $*					$: < $&{auth_type} > <$&{client_resolve}> $1
dnl R < > < TEMP > $*			$#error $@ 4.7.1 $: "450 Access temporarily denied. Cannot resolve PTR record for " $&{client_addr}
dnl R < > < FORGED > $*			$#error $@ 4.7.1 $: "450 Access temporarily denied. IP name possibly forged " $&{client_name}
dnl R < > < FAIL > $*			$#error $@ 4.7.1 $: "450 Access temporarily denied. IP name lookup failed " $&{client_name}
dnl R < $* > < $* > $*				$: $3