dnsbl.m4 revision 157001
138032Speterdivert(-1)
238032Speter#
3261194Sgshapiro# Copyright (c) 1998-2002, 2005 Sendmail, Inc. and its suppliers.
464562Sgshapiro#	All rights reserved.
538032Speter#
638032Speter# By using this file, you agree to the terms and conditions set
738032Speter# forth in the LICENSE file which can be found at the top level of
838032Speter# the sendmail distribution.
938032Speter#
1038032Speter#
1138032Speter
1238032Speterifdef(`DNSBL_MAP', `', `define(`DNSBL_MAP', `dns -R A')')
1338032Speterdivert(0)
1438032Speterifdef(`_DNSBL_R_',`dnl',`dnl
1538032SpeterVERSIONID(`$Id: dnsbl.m4,v 8.30 2005/07/25 20:56:53 ca Exp $')
1638032Speterdefine(`_DNSBL_R_',`')
1738032SpeterLOCAL_CONFIG
1838032Speter# map for DNS based blacklist lookups
1938032SpeterKdnsbl DNSBL_MAP -T<TMP>ifdef(`DNSBL_MAP_OPT',` DNSBL_MAP_OPT')')
2038032Speterdivert(-1)
2138032Speterdefine(`_DNSBL_SRV_', `ifelse(len(X`'_ARG_),`1',`blackholes.mail-abuse.org',_ARG_)')dnl
2238032Speterdefine(`_DNSBL_MSG_', `ifelse(len(X`'_ARG2_),`1',`"550 Rejected: " $`'&{client_addr} " listed at '_DNSBL_SRV_`"',`_ARG2_')')dnl
2338032Speterdefine(`_DNSBL_MSG_TMP_', `ifelse(_ARG3_,`t',`"451 Temporary lookup failure of " $`'&{client_addr} " at '_DNSBL_SRV_`"',`_ARG3_')')dnl
2438032Speterdivert(8)
2538032Speter# DNS based IP address spam list _DNSBL_SRV_
2638032SpeterR$*			$: $&{client_addr}
2738032SpeterR$-.$-.$-.$-		$: <?> $(dnsbl $4.$3.$2.$1._DNSBL_SRV_. $: OK $)
2838032SpeterR<?>OK			$: OKSOFAR
2938032Speterifelse(len(X`'_ARG3_),`1',
3038032Speter`R<?>$+<TMP>		$: TMPOK',
3138032Speter`R<?>$+<TMP>		$#error $@ 4.4.3 $: _DNSBL_MSG_TMP_')
32266527SgshapiroR<?>$+			$#error $@ 5.7.1 $: _DNSBL_MSG_
3364562Sgshapirodivert(-1)
3438032Speter