1divert(-1) 2# 3# Copyright (c) 1998-2001 Sendmail, Inc. and its suppliers. 4# All rights reserved. 5# 6# By using this file, you agree to the terms and conditions set 7# forth in the LICENSE file which can be found at the top level of 8# the sendmail distribution. 9# 10# 11 12divert(0) 13ifdef(`_DNSBL_R_',`dnl',`dnl 14VERSIONID(`$Id: dnsbl.m4,v 8.26 2001/11/12 16:04:14 ca Exp $') 15define(`_DNSBL_R_',`') 16LOCAL_CONFIG 17# map for DNS based blacklist lookups 18Kdnsbl host -T<TMP>ifdef(`DNSBL_MAP_OPT',` DNSBL_MAP_OPT')') 19divert(-1) 20define(`_DNSBL_SRV_', `ifelse(len(X`'_ARG_),`1',`blackholes.mail-abuse.org',_ARG_)')dnl 21define(`_DNSBL_MSG_', `ifelse(len(X`'_ARG2_),`1',`"550 Mail from " $`'&{client_addr} " refused by blackhole site '_DNSBL_SRV_`"',`_ARG2_')')dnl 22define(`_DNSBL_MSG_TMP_', `ifelse(_ARG3_,`t',`"451 Temporary lookup failure of " $`'&{client_addr} " at '_DNSBL_SRV_`"',`_ARG3_')')dnl 23divert(8) 24# DNS based IP address spam list _DNSBL_SRV_ 25R$* $: $&{client_addr} 26R$-.$-.$-.$- $: <?> $(dnsbl $4.$3.$2.$1._DNSBL_SRV_. $: OK $) 27R<?>OK $: OKSOFAR 28ifelse(len(X`'_ARG3_),`1', 29`R<?>$+<TMP> $: TMPOK', 30`R<?>$+<TMP> $#error $@ 4.7.1 $: _DNSBL_MSG_TMP_') 31R<?>$+ $#error $@ 5.7.1 $: _DNSBL_MSG_ 32divert(-1) 33