36 lines
1.3 KiB
Plaintext
36 lines
1.3 KiB
Plaintext
divert(-1)
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#
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# Copyright (c) 1998-2002 Sendmail, Inc. and its suppliers.
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# All rights reserved.
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#
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# By using this file, you agree to the terms and conditions set
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# forth in the LICENSE file which can be found at the top level of
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# the sendmail distribution.
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#
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#
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dnl 8.13: ifdef(`DNSBL_MAP', `', `define(`DNSBL_MAP', `dns -R A')')
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ifdef(`DNSBL_MAP', `', `define(`DNSBL_MAP', `host')')
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divert(0)
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ifdef(`_DNSBL_R_',`dnl',`dnl
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VERSIONID(`Id: dnsbl.m4,v 8.28 2002/05/19 21:22:40 gshapiro Exp')
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VERSIONID(`$NetBSD: dnsbl.m4,v 1.5 2003/06/01 14:06:45 atatat Exp $')
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define(`_DNSBL_R_',`')
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LOCAL_CONFIG
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# map for DNS based blacklist lookups
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Kdnsbl DNSBL_MAP -T<TMP>ifdef(`DNSBL_MAP_OPT',` DNSBL_MAP_OPT')')
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divert(-1)
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define(`_DNSBL_SRV_', `ifelse(len(X`'_ARG_),`1',`blackholes.mail-abuse.org',_ARG_)')dnl
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define(`_DNSBL_MSG_', `ifelse(len(X`'_ARG2_),`1',`"550 Rejected: " $`'&{client_addr} " listed at '_DNSBL_SRV_`"',`_ARG2_')')dnl
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define(`_DNSBL_MSG_TMP_', `ifelse(_ARG3_,`t',`"451 Temporary lookup failure of " $`'&{client_addr} " at '_DNSBL_SRV_`"',`_ARG3_')')dnl
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divert(8)
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# DNS based IP address spam list _DNSBL_SRV_
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R$* $: $&{client_addr}
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R$-.$-.$-.$- $: <?> $(dnsbl $4.$3.$2.$1._DNSBL_SRV_. $: OK $)
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R<?>OK $: OKSOFAR
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ifelse(len(X`'_ARG3_),`1',
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`R<?>$+<TMP> $: TMPOK',
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`R<?>$+<TMP> $#error $@ 4.7.1 $: _DNSBL_MSG_TMP_')
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R<?>$+ $#error $@ 5.7.1 $: _DNSBL_MSG_
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divert(-1)
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