1divert(-1) 2# 3# Copyright (c) 2000-2002, 2005-2007 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# ident "%Z%%M% %I% %E% SMI" 11# 12 13ifelse(defn(`_ARG_'), `', 14 `errprint(`*** ERROR: missing argument for FEATURE(`enhdnsbl')')') 15divert(0) 16ifdef(`_EDNSBL_R_',`dnl',`dnl 17VERSIONID(`$Id: enhdnsbl.m4,v 1.12 2007/01/08 18:22:05 ca Exp $') 18LOCAL_CONFIG 19define(`_EDNSBL_R_',`')dnl 20# map for enhanced DNS based blacklist lookups 21Kednsbl dns -R A -a. -T<TMP> -r`'ifdef(`EDNSBL_TO',`EDNSBL_TO',`5') 22') 23divert(-1) 24define(`_EDNSBL_SRV_', `_ARG_')dnl 25define(`_EDNSBL_MSG_', 26 `ifelse(len(X`'_ARG2_),`1',`"550 Rejected: " $`'&{client_addr} " listed at '_EDNSBL_SRV_`"', 27 X`'_ARG2_,`Xquarantine',`_EDNSBL_SRV_', 28 `_ARG2_')')dnl 29define(`_EDNSBL_MSG_TMP_', `ifelse(_ARG3_,`t',`"451 Temporary lookup failure of " $`'&{client_addr} " at '_EDNSBL_SRV_`"',`_ARG3_')')dnl 30define(`_EDNSBL_MATCH_', `ifelse(len(X`'_ARG4_),`1',`$`'+',_ARG4_)')dnl 31define(`_EDNSBL_ACTION_', 32 `ifelse(X`'_ARG2_,`Xquarantine',`$`'#error $`'@ quarantine', 33 X`'_ARG2_,`Xdiscard',`$`'#discard', 34 `$`'#error $`'@ 5.7.1')')dnl 35divert(8) 36# DNS based IP address spam list _EDNSBL_SRV_ 37R$* $: $&{client_addr} 38R$-.$-.$-.$- $: <?> $(ednsbl $4.$3.$2.$1._EDNSBL_SRV_. $: OK $) 39R<?>OK $: OKSOFAR 40ifelse(len(X`'_ARG3_),`1', 41`R<?>$+<TMP> $: TMPOK', 42`R<?>$+<TMP> $#error $@ 4.4.3 $: _EDNSBL_MSG_TMP_') 43R<?>_EDNSBL_MATCH_ _EDNSBL_ACTION_ $: _EDNSBL_MSG_ 44ifelse(len(X`'_ARG5_),`1',`dnl', 45`R<?>_ARG5_ _EDNSBL_ACTION_ $: _EDNSBL_MSG_') 46ifelse(len(X`'_ARG6_),`1',`dnl', 47`R<?>_ARG6_ _EDNSBL_ACTION_ $: _EDNSBL_MSG_') 48ifelse(len(X`'_ARG7_),`1',`dnl', 49`R<?>_ARG7_ _EDNSBL_ACTION_ $: _EDNSBL_MSG_') 50ifelse(len(X`'_ARG8_),`1',`dnl', 51`R<?>_ARG8_ _EDNSBL_ACTION_ $: _EDNSBL_MSG_') 52ifelse(len(X`'_ARG9_),`1',`dnl', 53`R<?>_ARG9_ _EDNSBL_ACTION_ $: _EDNSBL_MSG_') 54divert(-1) 55