Mercurial > dnsbl
annotate dnsbl.conf @ 168:6bac960af6b4
add generic reverse dns filtering regex
| author | carl |
|---|---|
| date | Thu, 30 Aug 2007 11:08:46 -0700 |
| parents | 9b129ed78d7d |
| children | 8deb51871b3d |
| rev | line source |
|---|---|
| 127 | 1 context main-default { |
| 2 // outbound dnsbl filtering to catch our own customers that end up on the sbl | |
| 136 | 3 dnsbl localp partial.blackholes.five-ten-sg.com "Mail from %s rejected - local; see http://www.five-ten-sg.com/blackhole.php?%s"; |
| 127 | 4 dnsbl local blackholes.five-ten-sg.com "Mail from %s rejected - local; see http://www.five-ten-sg.com/blackhole.php?%s"; |
| 5 dnsbl sbl sbl-xbl.spamhaus.org "Mail from %s rejected - sbl; see http://www.spamhaus.org/query/bl?ip=%s"; | |
| 6 dnsbl dul dul.dnsbl.sorbs.net "Mail from %s rejected - dul; see http://www.sorbs.net/lookup.shtml?%s"; | |
| 7 dnsbl_list local sbl dul; | |
| 8 | |
| 9 // outbound content filtering to prevent our own customers from sending spam | |
| 10 content on { | |
| 11 filter sbl-xbl.spamhaus.org "Mail containing %s rejected - sbl; see http://www.spamhaus.org/query/bl?ip=%s"; | |
| 12 uribl multi.surbl.org "Mail containing %s rejected - surbl; see http://www.rulesemporium.com/cgi-bin/uribl.cgi?bl0=1&domain0=%s"; | |
| 13 #uribl black.uribl.com "Mail containing %s rejected - uribl; see http://l.uribl.com/?d=%s"; | |
| 14 ignore { include "hosts-ignore.conf"; }; | |
| 15 tld { include "tld.conf"; }; | |
| 16 cctld { include "cctld.conf"; }; | |
| 17 html_tags { include "html-tags.conf"; }; | |
| 18 html_limit on 20 "Mail containing excessive bad html tags rejected"; | |
| 19 html_limit off; | |
| 20 host_limit on 20 "Mail containing excessive host names rejected"; | |
| 21 host_limit soft 20; | |
| 163 | 22 spamassassin 4; |
| 127 | 23 }; |
| 24 | |
| 25 // backscatter prevention - don't send bounces for mail that we accepted but could not forward | |
| 26 // we only send bounces to our own customers | |
| 27 env_from unknown { | |
| 28 "<>" black; | |
| 29 }; | |
| 136 | 30 |
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allow parent/child to share a fully qualified env_to address
carl
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31 // hourly recipient rate limit by smtp auth client id |
| 140 | 32 rate_limit 30 { // default |
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33 #fred 100; // override default limits |
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34 #joe 10; // "" |
| 136 | 35 }; |
| 127 | 36 }; |
| 37 | |
| 94 | 38 context main { |
| 136 | 39 dnsbl localp partial.blackholes.five-ten-sg.com "Mail from %s rejected - local; see http://www.five-ten-sg.com/blackhole.php?%s"; |
| 94 | 40 dnsbl local blackholes.five-ten-sg.com "Mail from %s rejected - local; see http://www.five-ten-sg.com/blackhole.php?%s"; |
| 41 dnsbl sbl sbl-xbl.spamhaus.org "Mail from %s rejected - sbl; see http://www.spamhaus.org/query/bl?ip=%s"; | |
| 42 dnsbl xbl xbl.spamhaus.org "Mail from %s rejected - xbl; see http://www.spamhaus.org/query/bl?ip=%s"; | |
| 43 dnsbl dul dul.dnsbl.sorbs.net "Mail from %s rejected - dul; see http://www.sorbs.net/lookup.shtml?%s"; | |
| 44 dnsbl_list local sbl dul; | |
| 45 | |
| 46 content on { | |
| 47 filter sbl-xbl.spamhaus.org "Mail containing %s rejected - sbl; see http://www.spamhaus.org/query/bl?ip=%s"; | |
| 122 | 48 uribl multi.surbl.org "Mail containing %s rejected - surbl; see http://www.rulesemporium.com/cgi-bin/uribl.cgi?bl0=1&domain0=%s"; |
| 119 | 49 #uribl black.uribl.com "Mail containing %s rejected - uribl; see http://l.uribl.com/?d=%s"; |
| 94 | 50 ignore { include "hosts-ignore.conf"; }; |
| 51 tld { include "tld.conf"; }; | |
| 119 | 52 cctld { include "cctld.conf"; }; |
| 53 html_tags { include "html-tags.conf"; }; | |
| 94 | 54 html_limit off; |
| 55 host_limit soft 20; | |
| 163 | 56 spamassassin 5; |
| 94 | 57 }; |
| 58 | |
| 168 | 59 generic "(^|[.-])(host)?([0-9]{1,3}[.-](Red-|dynamic[.-])?){4}" |
| 60 "your mail server %s seems to have a generic name"; | |
| 61 | |
| 94 | 62 env_to { |
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allow empty env_to at global context to remove all restrictions on child contexts
carl
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63 # !! replace this with your domain names |
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63e8633abc34
allow empty env_to at global context to remove all restrictions on child contexts
carl
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64 # child contexts are not allowed to specify recipient addresses outside these domains |
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63e8633abc34
allow empty env_to at global context to remove all restrictions on child contexts
carl
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65 # or leave this empty to allow unrestricted child contexts |
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allow empty env_to at global context to remove all restrictions on child contexts
carl
parents:
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66 # example.com; |
| 94 | 67 }; |
| 68 | |
| 69 context whitelist { | |
| 70 content off {}; | |
| 71 env_to { | |
| 72 # dcc_to ok { include "/var/dcc/whitecommon"; }; | |
| 73 }; | |
| 74 env_from white {}; # white forces all unmatched from addresses (everyone in this case) to be whitelisted | |
| 75 # so all mail TO these env_to addresses is accepted | |
| 76 }; | |
| 77 | |
| 78 context abuse { | |
| 79 dnsbl_list xbl; | |
| 80 content off {}; | |
| 81 env_to { | |
| 82 abuse@ # no content filtering on abuse reports | |
| 83 postmaster@ # "" | |
| 84 }; | |
| 85 env_from unknown {}; # ignore all parent white/black listing | |
| 86 }; | |
| 87 | |
| 88 context minimal { | |
| 89 dnsbl_list sbl dul; | |
| 90 content on {}; | |
| 91 env_to { | |
| 92 }; | |
| 93 }; | |
| 94 | |
| 95 context blacklist { | |
| 96 env_to { | |
| 97 # dcc_to many { include "/var/dcc/whitecommon"; }; | |
| 98 }; | |
| 99 env_from black {}; # black forces all unmatched from addresses (everyone in this case) to be blacklisted | |
| 100 # so all mail TO these env_to addresses is rejected | |
| 101 }; | |
| 102 | |
| 103 env_from unknown { | |
| 104 abuse@ abuse; # replies to abuse reports use the abuse context | |
| 105 # dcc_from { include "/var/dcc/whitecommon"; }; | |
| 106 }; | |
| 153 | 107 |
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9b129ed78d7d
actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents:
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changeset
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108 autowhite 90 "autowhite/my-auto-whitelist"; |
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9b129ed78d7d
actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents:
165
diff
changeset
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109 # install should create /etc/dnsbl/autowhite writable by userid dnsbl |
| 94 | 110 }; |
| 111 |