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annotate ChangeLog @ 174:da0c41b9f672

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don't whitelist addresses with embedded spaces
author carl
date Sun, 23 Sep 2007 11:20:12 -0700
parents 83fe0be032c1
children 4ec928b24bab
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
98
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
1 $Id$
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
2
174
da0c41b9f672 don't whitelist addresses with embedded spaces
carl
parents: 173
diff changeset
3 6.10 2007-09-23
da0c41b9f672 don't whitelist addresses with embedded spaces
carl
parents: 173
diff changeset
4 Don't whitelist addresses with embedded blanks, or the empty
da0c41b9f672 don't whitelist addresses with embedded spaces
carl
parents: 173
diff changeset
5 path.
da0c41b9f672 don't whitelist addresses with embedded spaces
carl
parents: 173
diff changeset
6
173
83fe0be032c1 fix leak, update timestamps when receiving auto-whitelisted sender
carl
parents: 172
diff changeset
7 6.09 2007-09-06
83fe0be032c1 fix leak, update timestamps when receiving auto-whitelisted sender
carl
parents: 172
diff changeset
8 Fix memory leak in auto-whitelisting code. Update auto-whitelist
83fe0be032c1 fix leak, update timestamps when receiving auto-whitelisted sender
carl
parents: 172
diff changeset
9 timestamps when receiving mail from auto-whitelisted senders.
83fe0be032c1 fix leak, update timestamps when receiving auto-whitelisted sender
carl
parents: 172
diff changeset
10
172
d3189495ec68 don't do generic rdns filtering on whitelisted recipients
carl
parents: 169
diff changeset
11 6.08 2007-08-30
d3189495ec68 don't do generic rdns filtering on whitelisted recipients
carl
parents: 169
diff changeset
12 Don't do generic reverse dns filtering on authenticated connections.
d3189495ec68 don't do generic rdns filtering on whitelisted recipients
carl
parents: 169
diff changeset
13
168
6bac960af6b4 add generic reverse dns filtering regex
carl
parents: 167
diff changeset
14 6.07 2007-08-30
6bac960af6b4 add generic reverse dns filtering regex
carl
parents: 167
diff changeset
15 Add generic reverse dns filtering with regular expression.
169
44021d570958 fix pre/post scripts in rpm spec file
carl
parents: 168
diff changeset
16 Fix pre/post scripts in the rpm spec file.
168
6bac960af6b4 add generic reverse dns filtering regex
carl
parents: 167
diff changeset
17
6bac960af6b4 add generic reverse dns filtering regex
carl
parents: 167
diff changeset
18 6.06 2007-08-27
167
9b129ed78d7d actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents: 165
diff changeset
19 Fix bug that effectively disabled spamassassin filtering. Improve
9b129ed78d7d actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents: 165
diff changeset
20 spamassassin filtering documentation. Generate warning if the
9b129ed78d7d actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents: 165
diff changeset
21 config file specifies spam assassin filtering, but spamc is not
9b129ed78d7d actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents: 165
diff changeset
22 found by autoconf.
9b129ed78d7d actually use spamassassin result, allow build without spam assassin, only call it if some recipient needs it.
carl
parents: 165
diff changeset
23
168
6bac960af6b4 add generic reverse dns filtering regex
carl
parents: 167
diff changeset
24 6.05 2007-08-26
165
bf828f785407 fix unitialized variable
carl
parents: 162
diff changeset
25 Fix unitialized variable in my spamassassin code.
bf828f785407 fix unitialized variable
carl
parents: 162
diff changeset
26
168
6bac960af6b4 add generic reverse dns filtering regex
carl
parents: 167
diff changeset
27 6.04 2007-08-26
165
bf828f785407 fix unitialized variable
carl
parents: 162
diff changeset
28 Add spamassassin integration via spamc, code from spamass-milter.
bf828f785407 fix unitialized variable
carl
parents: 162
diff changeset
29
162
c4bce911c276 don't add auto whitelist for A to A
carl
parents: 160
diff changeset
30 6.03 2007-07-14
c4bce911c276 don't add auto whitelist for A to A
carl
parents: 160
diff changeset
31 Don't add auto whitelist entries for our own domains.
c4bce911c276 don't add auto whitelist for A to A
carl
parents: 160
diff changeset
32
160
b3ed72ee6564 allow manual updates to auto whitelist files
carl
parents: 152
diff changeset
33 6.02 2007-07-10
b3ed72ee6564 allow manual updates to auto whitelist files
carl
parents: 152
diff changeset
34 Allow manual updates to the auto whitelisting files, mainly for
b3ed72ee6564 allow manual updates to auto whitelist files
carl
parents: 152
diff changeset
35 scp or rsync synchronization between primary and backup mx
b3ed72ee6564 allow manual updates to auto whitelist files
carl
parents: 152
diff changeset
36 systems.
b3ed72ee6564 allow manual updates to auto whitelist files
carl
parents: 152
diff changeset
37
152
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
diff changeset
38 6.01 2007-07-07
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
diff changeset
39 GPL3. Block mail to recipients that cannot reply. Start auto
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
diff changeset
40 whitelisting.
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
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41
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
diff changeset
42 5.30 2007-06-09
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
diff changeset
43 Selinux fix - redirect stdout for useradd to make selinux happy.
c7fc218686f5 gpl3, block mail to recipients that cannot reply
carl
parents: 151
diff changeset
44
151
0e8ec3c483ce limit dns resolver timeouts and retry interval
carl
parents: 150
diff changeset
45 5.29 2007-03-27
150
a23ef169d322 limit dns resolver timeouts and retry interval
carl
parents: 149
diff changeset
46 Limit dns resolver to two retries five seconds apart.
a23ef169d322 limit dns resolver timeouts and retry interval
carl
parents: 149
diff changeset
47
149
9581f6e62574 switch to second context wins in all cases
carl
parents: 148
diff changeset
48 5.28 2007-02-19
9581f6e62574 switch to second context wins in all cases
carl
parents: 148
diff changeset
49 Change the conflict resolution algorithm to "second one wins" if we
9581f6e62574 switch to second context wins in all cases
carl
parents: 148
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50 have two contexts that both define env_to user@. Update ICANN tld
9581f6e62574 switch to second context wins in all cases
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parents: 148
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51 list.
9581f6e62574 switch to second context wins in all cases
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parents: 148
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52
148
9330b8d6a56b add documentation fixes, allow env_from target of inherit
carl
parents: 147
diff changeset
53 5.27 2007-01-30
9330b8d6a56b add documentation fixes, allow env_from target of inherit
carl
parents: 147
diff changeset
54 Allow 'inherit' as an env_from target. Documentation cleanup
9330b8d6a56b add documentation fixes, allow env_from target of inherit
carl
parents: 147
diff changeset
55 from G.W. Haywood.
9330b8d6a56b add documentation fixes, allow env_from target of inherit
carl
parents: 147
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56
147
812c80305f26 fix 5.23 bug and add fsa debug logging
carl
parents: 145
diff changeset
57 5.26 2006-12-04
812c80305f26 fix 5.23 bug and add fsa debug logging
carl
parents: 145
diff changeset
58 Fix bug in content filtering introduced in 5.23 that prevented
812c80305f26 fix 5.23 bug and add fsa debug logging
carl
parents: 145
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59 seeing any host names in the body.
812c80305f26 fix 5.23 bug and add fsa debug logging
carl
parents: 145
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60
145
9b9bab1d3c21 dump effective dnsbl_list with -c switch
carl
parents: 144
diff changeset
61 5.25 2006-10-15
9b9bab1d3c21 dump effective dnsbl_list with -c switch
carl
parents: 144
diff changeset
62 DNSBL lists are inherited, so dump the effective list with the
9b9bab1d3c21 dump effective dnsbl_list with -c switch
carl
parents: 144
diff changeset
63 -c switch.
9b9bab1d3c21 dump effective dnsbl_list with -c switch
carl
parents: 144
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64
144
31ff00ea6bfb allow parent/child to share a fully qualified env_to address
carl
parents: 143
diff changeset
65 5.24 2006-10-15
31ff00ea6bfb allow parent/child to share a fully qualified env_to address
carl
parents: 143
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66 Allow child and parent context to specify the same fully qualified
31ff00ea6bfb allow parent/child to share a fully qualified env_to address
carl
parents: 143
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67 env_to address. Only dump the rate limit for the default context
31ff00ea6bfb allow parent/child to share a fully qualified env_to address
carl
parents: 143
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68 with -c switch.
31ff00ea6bfb allow parent/child to share a fully qualified env_to address
carl
parents: 143
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69
143
ecb40aa3eaa5 require two periods for ip addresses
carl
parents: 140
diff changeset
70 5.23 2006-10-10
ecb40aa3eaa5 require two periods for ip addresses
carl
parents: 140
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71 Require two periods in ip addresses.
ecb40aa3eaa5 require two periods for ip addresses
carl
parents: 140
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72
140
4028de9b46dd cleanup smtp rate limit code
carl
parents: 136
diff changeset
73 5.22 2006-09-27
4028de9b46dd cleanup smtp rate limit code
carl
parents: 136
diff changeset
74 Change syntax for default rate limit. Improve hourly reset of
4028de9b46dd cleanup smtp rate limit code
carl
parents: 136
diff changeset
75 limits. Warning for rate limits in non default contexts to allow
4028de9b46dd cleanup smtp rate limit code
carl
parents: 136
diff changeset
76 nesting of client configurations.
4028de9b46dd cleanup smtp rate limit code
carl
parents: 136
diff changeset
77
136
f4746d8a12a3 add smtp auth rate limits
carl
parents: 134
diff changeset
78 5.21 2006-09-26
f4746d8a12a3 add smtp auth rate limits
carl
parents: 134
diff changeset
79 Add SMTP AUTH recipient rate limits, to help throttle infected
f4746d8a12a3 add smtp auth rate limits
carl
parents: 134
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80 client machines and accounts with weak cracked passwords.
f4746d8a12a3 add smtp auth rate limits
carl
parents: 134
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81
134
f9917ce924a3 all dns lookups fully qualified, my_read() bug fix
carl
parents: 133
diff changeset
82 5.20 2006-08-02
f9917ce924a3 all dns lookups fully qualified, my_read() bug fix
carl
parents: 133
diff changeset
83 Fully qualify all dns lookups. Fix my_read() bug. Try to convert
f9917ce924a3 all dns lookups fully qualified, my_read() bug fix
carl
parents: 133
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84 names that might be ip addresses via inet_aton before doing dns
f9917ce924a3 all dns lookups fully qualified, my_read() bug fix
carl
parents: 133
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85 lookups.
f9917ce924a3 all dns lookups fully qualified, my_read() bug fix
carl
parents: 133
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86
131
df355d117199 uribl lookups fully qualified; allow two component host names
carl
parents: 128
diff changeset
87 5.19 2006-08-01
df355d117199 uribl lookups fully qualified; allow two component host names
carl
parents: 128
diff changeset
88 Bug fix - add trailing dot to uribl dns lookups to make them fully
df355d117199 uribl lookups fully qualified; allow two component host names
carl
parents: 128
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89 qualified. Check host names with only two components, since
df355d117199 uribl lookups fully qualified; allow two component host names
carl
parents: 128
diff changeset
90 spammers are now using bare http://domain.tld references.
133
b8ce1b31237d uribl lookups fully qualified; allow two component host names
carl
parents: 131
diff changeset
91 Spec file now creates an rpm that properly creates the dnsbl user.
131
df355d117199 uribl lookups fully qualified; allow two component host names
carl
parents: 128
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92
128
9ab51896447f don't do uribl lookups on rfc1918 address space
carl
parents: 127
diff changeset
93 5.18 2006-04-27
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
94 Bug fix - newer sendmail versions don't guarantee envelope addresses
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
95 enclosed in <> wrapper.
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
96
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
97 Document backscatter prevention configuration for systems that are
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
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98 used to mainly spam filter and then forward to mail to the internal
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
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99 server.
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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parents: 126
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100
128
9ab51896447f don't do uribl lookups on rfc1918 address space
carl
parents: 127
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101 Never ask uribl blacklists about rfc1918 address space.
9ab51896447f don't do uribl lookups on rfc1918 address space
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parents: 127
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102
126
05ae49d37896 don't do dnsbl lookups on rfc1918 address space
carl
parents: 125
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103 5.17 2006-03-25
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
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104 Never ask dns blacklists about rfc1918 address space.
126
05ae49d37896 don't do dnsbl lookups on rfc1918 address space
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parents: 125
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105
125
8b1562482b29 put hostname in smtp message for uribl style lookups
carl
parents: 123
diff changeset
106 5.16 2006-03-16
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
107 Bug fix - the smtp error message for uribl filtering needs to
125
8b1562482b29 put hostname in smtp message for uribl style lookups
carl
parents: 123
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108 reference the host name, not the ip address.
8b1562482b29 put hostname in smtp message for uribl style lookups
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parents: 123
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109
123
ecd97e7eb1f0 properly return error code with reject reason
carl
parents: 122
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110 5.15 2006-03-15
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
111 Bug fix - we failed to properly set the return code to indicate the
123
ecd97e7eb1f0 properly return error code with reject reason
carl
parents: 122
diff changeset
112 reason when rejecting mail for content filtering.
ecd97e7eb1f0 properly return error code with reject reason
carl
parents: 122
diff changeset
113
122
e8971c595845 fix typo in multi.surbl.org name
carl
parents: 121
diff changeset
114 5.14 2006-03-13
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
carl
parents: 126
diff changeset
115 Fix a typo in the default config file and documentation for using
122
e8971c595845 fix typo in multi.surbl.org name
carl
parents: 121
diff changeset
116 multi.surbl.org
e8971c595845 fix typo in multi.surbl.org name
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117
117
aa07452e641b uribl patch from Jeff Evans <jeffe@tricab.com>
carl
parents: 116
diff changeset
118 5.13 2006-03-12
aa07452e641b uribl patch from Jeff Evans <jeffe@tricab.com>
carl
parents: 116
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119 patch from Jeff Evans <jeffe@tricab.com>
121
e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
carl
parents: 117
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120 add SURBL/URIBL lookups, remove trailing dots from hostnames,
e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
carl
parents: 117
diff changeset
121 allow ip address literals as hostnames.
e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
carl
parents: 117
diff changeset
122 add configuration for surbl/uribl list and reject message
e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
carl
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123
115
07e5d4721213 use larger resolver buffer
carl
parents: 113
diff changeset
124 5.12 2006-01-08
07e5d4721213 use larger resolver buffer
carl
parents: 113
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125 Use larger resolver buffer to accomodate spammers with many name
07e5d4721213 use larger resolver buffer
carl
parents: 113
diff changeset
126 servers. A current example is life-all.com which needs to retry in
07e5d4721213 use larger resolver buffer
carl
parents: 113
diff changeset
127 tcp mode to fetch the 1444 byte response.
07e5d4721213 use larger resolver buffer
carl
parents: 113
diff changeset
128
116
0094678a16d0 update all systems from tarball, make chkconfig creates dnsbl user if needed
carl
parents: 115
diff changeset
129 'make chkconfig' now creates the dnsbl user if it does not exist.
0094678a16d0 update all systems from tarball, make chkconfig creates dnsbl user if needed
carl
parents: 115
diff changeset
130
113
a893afee4b80 move to autoconf/automake/docbook
carl
parents: 102
diff changeset
131 5.11 2005-12-20
a893afee4b80 move to autoconf/automake/docbook
carl
parents: 102
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132 switch to autoconf/automake/docbook
a893afee4b80 move to autoconf/automake/docbook
carl
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133
102
d9c64bafbf60 fix compile error on fc3
carl
parents: 101
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134 5.10 2005-10-16
d9c64bafbf60 fix compile error on fc3
carl
parents: 101
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135 Fix a compile error on Fedora Core 3.
d9c64bafbf60 fix compile error on fc3
carl
parents: 101
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136 Discovered by Nigel Horne <njh@bandsman.co.uk>
d9c64bafbf60 fix compile error on fc3
carl
parents: 101
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137
101
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
carl
parents: 100
diff changeset
138 5.9 2005-09-26
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
carl
parents: 100
diff changeset
139 Fix a bug with empty return paths passed to the verification code.
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
carl
parents: 100
diff changeset
140 That resulted in 'MAIL FROM:<<>>' being sent to the verification
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
carl
parents: 100
diff changeset
141 mail server.
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
carl
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diff changeset
142
100
63e8633abc34 allow empty env_to at global context to remove all restrictions on child contexts
carl
parents: 99
diff changeset
143 5.8 2005-09-25
63e8633abc34 allow empty env_to at global context to remove all restrictions on child contexts
carl
parents: 99
diff changeset
144 Allow empty env_to at global context level to remove restrictions
63e8633abc34 allow empty env_to at global context to remove all restrictions on child contexts
carl
parents: 99
diff changeset
145 on env_to values in child contexts.
63e8633abc34 allow empty env_to at global context to remove all restrictions on child contexts
carl
parents: 99
diff changeset
146
99
f8963ddf7143 failed to return a value from parse_verify()
carl
parents: 98
diff changeset
147 5.7 2005-09-23
f8963ddf7143 failed to return a value from parse_verify()
carl
parents: 98
diff changeset
148 Failed to return a value from parse_verify() which caused failures
f8963ddf7143 failed to return a value from parse_verify()
carl
parents: 98
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149 to load the configuration.
f8963ddf7143 failed to return a value from parse_verify()
carl
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diff changeset
150
98
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
151 5.6 2005-09-22
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
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152 Tokenizer errors now go thru the syslog code, so they are visible
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
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153 when generated during config file reloads during normal operation.
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
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154
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
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diff changeset
155 5.5 2005-09-21
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
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156 Cleanup debug logging. Verify from/to pairs now remembers the last
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
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157 from value sent to the remote server to prevent unnecessary rset
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
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158 commands.
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
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diff changeset
159
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
160 5.4 2005-09-18
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
161 Add verify statement to specify the smtp host to be used to verify
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
162 envelope from / recipient pairs.
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
163
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
164 Authenticated clients are now exempt from all white/black listing
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
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165 in addition to the dnsbl lookups.
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
166
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
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diff changeset
167 dcc_to should not look at substitute mail_host. That is only used
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
168 by dcc_from.
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
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169
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
diff changeset
170 5.3 2005-08-07
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
parents: 92
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171 Properly quit if the config file has syntax errors on startup. Send
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
carl
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172 mail to root if the config file needs to be reloaded since it was
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173 modified, but contains syntax errors. In this case, we continue to
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174 use the old configuration.
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175
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176 5.2 2005-08-02
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177 Patch from Stephen Johnson <stephen.johnson@arkansas.gov> fixing the
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178 lack of a default return value in CONTEXT::acceptable_content().
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179
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180 5.1 2005-07-20
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181 Add multiple syslog debug levels. Detect and silently remove
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182 duplicate DNSBL definitions. That allows us to accept mail to
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183 recipients in multiple domains that use the same blacklist and yet
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184 only check that blacklist once. This may happen when your config
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185 file directly includes as child contexts the config files used on
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186 your clients mail servers.
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187
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188 5.0 2005-07-16
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189 Major changes to the syntax of the config file. Content filtering
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190 is no longer a global mail server setting.
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191
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192 4.6 2005-04-02
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193 Fix enum compilation error on Fedora Core 3.
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194 Discovered by Nigel Horne <njh@bandsman.co.uk>
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195
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196 Remove bad html tag command from the default conf file. Spammers
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197 seem to have abandoned this.
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198
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199 Add toolbar.msn.click-url.com in hosts-ignore.conf. These are all
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200 commented, but you might want to uncomment them.
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201
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202 4.5 2005-01-22
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203 Add uuencode decoding for old style attachments.
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204
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205 4.4 2005-01-18
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206 Bug fix in forked process termination that left zombies.
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207
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208 4.3 2005-01-16
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209 Only keep 20% of the resolver sockets in the ready pool.
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210
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211 4.2 2005-01-08
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212 Use the separate resolver processes even if we don't have the
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213 resolver interfaces and need gethostbyname.
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214
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215 4.1 2005-01-06
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216 Use a local unix domain socket for the resolver process
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217 communication, rather than a tcp/ip socket.
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218
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219 4.0 2005-01-03
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220 Initialize the thread mutex objects early, before they are needed
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221 by possible calls to my_syslog.
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222
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223 Fork off a separate resolver listener process, so we can do multiple
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224 dns operations in parallel. For each simultaneous inbound email,
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225 we have a separate sendmail process, a milter thread, and a dns
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226 resolver process.
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227
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228 3.7 2004-10-28
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229 Added an 'ignore' command to the conf file, used to ignore some
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230 hosts that might end up on the SBL and otherwise trip the content
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231 scanning filter. In particular, many recent Microsoft Word
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232 documents contain the string www.5iantlavalamp.com which is
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233 associated with their smart tags stuff. That is currently hosted at
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234 216.168.224.70, which is shared with a site that ended up on the
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235 SBL.
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236
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237 3.6 2004-09-08
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238 Contributions from Dan Harkless <software@harkless.org>
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239 Better documentation for disabling the content filtering.
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240 Don't bother looking at the body text if we are not doing
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241 content filtering.
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242
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243 3.5 2004-07-17
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244 Extend the error message for content filtering when the NS record
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245 points to an ip address on the SBL. Include the original host name
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246 that referenced that NS name.
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247
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248
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249 3.4 2004-07-15
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250 Tokens with two consecutive periods cannot be ip addresses or host
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251 names.
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252
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253 Updated dnsbl.spec file for building rpms from John Gunkel.
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254
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255
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256 3.3 2004-07-09
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257 Drop root priviledges properly, including the group id.
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258
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259
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260 3.2 2004-07-09
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261
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262 Contributions from John Gunkel <jgunkel@palliser.ca>:
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263 Add .spec file for building rpms, contributed by John Gunkel
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264
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265 Changes to file layout to conform to RedHat/LSB standards.
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266
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267 Add some html (actually xml) tags used by Apple mac print
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268 subsystem that were tripping the html tag detector.
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269
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270 Help with changes required to allow dnsbl to drop root
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271 priviledges. Move the socket to /var/run/dnsbl/dnsbl.sock
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272
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273 Change parser to handle &#xnnn; obfuscated urls with charaters
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274 specified in hex.
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275
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276 Make bad_html tags more sensitive to binary tags, to reduce false
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277 positives in .zip or .tar.gz file attachments.
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278
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279 Add sendmail queueid to the dnsbl syslog messages.
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280
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281 Fix one place where host names were not forced to lower case.
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282 Discovered by Nigel Horne <njh@bandsman.co.uk>
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283
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284 Remove duplicate dns queries within the same smtp transaction from
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285 the body content filtering. This helps if the mail server does not
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286 have a nearby caching dns server.
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287
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288 Add host_soft_limit config keyword. Use only one of host_limit or
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289 host_soft_limit, since the last one wins. The host_limit is a hard
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290 upper limit on the number of host names in a message. The
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291 host_soft_limit allows unlimited host names, but only checks a
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292 random sample of them against the dnsbl.
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293
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294 The main thread has dropped root priviledges, but other threads
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295 are still running as root. This needs to be fixed.