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annotate ChangeLog @ 132:ae9daf43d8eb

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uribl lookups fully qualified; allow two component host names
author carl
date Tue, 01 Aug 2006 10:58:01 -0700
parents df355d117199
children b8ce1b31237d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
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1 $Id$
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2
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df355d117199 uribl lookups fully qualified; allow two component host names
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3 5.19 2006-08-01
df355d117199 uribl lookups fully qualified; allow two component host names
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4 Bug fix - add trailing dot to uribl dns lookups to make them fully
df355d117199 uribl lookups fully qualified; allow two component host names
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5 qualified. Check host names with only two components, since
df355d117199 uribl lookups fully qualified; allow two component host names
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6 spammers are now using bare http://domain.tld references.
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7
128
9ab51896447f don't do uribl lookups on rfc1918 address space
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8 5.18 2006-04-27
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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9 Bug fix - newer sendmail versions don't guarantee envelope addresses
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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10 enclosed in <> wrapper.
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11
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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12 Document backscatter prevention configuration for systems that are
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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13 used to mainly spam filter and then forward to mail to the internal
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14 server.
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15
128
9ab51896447f don't do uribl lookups on rfc1918 address space
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16 Never ask uribl blacklists about rfc1918 address space.
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17
126
05ae49d37896 don't do dnsbl lookups on rfc1918 address space
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18 5.17 2006-03-25
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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19 Never ask dns blacklists about rfc1918 address space.
126
05ae49d37896 don't do dnsbl lookups on rfc1918 address space
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20
125
8b1562482b29 put hostname in smtp message for uribl style lookups
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21 5.16 2006-03-16
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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22 Bug fix - the smtp error message for uribl filtering needs to
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8b1562482b29 put hostname in smtp message for uribl style lookups
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23 reference the host name, not the ip address.
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24
123
ecd97e7eb1f0 properly return error code with reject reason
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25 5.15 2006-03-15
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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26 Bug fix - we failed to properly set the return code to indicate the
123
ecd97e7eb1f0 properly return error code with reject reason
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27 reason when rejecting mail for content filtering.
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28
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e8971c595845 fix typo in multi.surbl.org name
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29 5.14 2006-03-13
127
2b1a4701e856 sendmail no longer guarantees <> wrapper on envelopes
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30 Fix a typo in the default config file and documentation for using
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e8971c595845 fix typo in multi.surbl.org name
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31 multi.surbl.org
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32
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aa07452e641b uribl patch from Jeff Evans <jeffe@tricab.com>
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33 5.13 2006-03-12
aa07452e641b uribl patch from Jeff Evans <jeffe@tricab.com>
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34 patch from Jeff Evans <jeffe@tricab.com>
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e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
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35 add SURBL/URIBL lookups, remove trailing dots from hostnames,
e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
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36 allow ip address literals as hostnames.
e2506138561b uribl patch from Jeff Evans <jeffe@tricab.com>
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37 add configuration for surbl/uribl list and reject message
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38
115
07e5d4721213 use larger resolver buffer
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39 5.12 2006-01-08
07e5d4721213 use larger resolver buffer
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40 Use larger resolver buffer to accomodate spammers with many name
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41 servers. A current example is life-all.com which needs to retry in
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42 tcp mode to fetch the 1444 byte response.
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43
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0094678a16d0 update all systems from tarball, make chkconfig creates dnsbl user if needed
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44 '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
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45
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a893afee4b80 move to autoconf/automake/docbook
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46 5.11 2005-12-20
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47 switch to autoconf/automake/docbook
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48
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d9c64bafbf60 fix compile error on fc3
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49 5.10 2005-10-16
d9c64bafbf60 fix compile error on fc3
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50 Fix a compile error on Fedora Core 3.
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51 Discovered by Nigel Horne <njh@bandsman.co.uk>
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52
101
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
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53 5.9 2005-09-26
6ac7ba4a8312 fix <> passed as <<>> to verification hosts
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54 Fix a bug with empty return paths passed to the verification code.
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55 That resulted in 'MAIL FROM:<<>>' being sent to the verification
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56 mail server.
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57
100
63e8633abc34 allow empty env_to at global context to remove all restrictions on child contexts
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58 5.8 2005-09-25
63e8633abc34 allow empty env_to at global context to remove all restrictions on child contexts
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59 Allow empty env_to at global context level to remove restrictions
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60 on env_to values in child contexts.
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61
99
f8963ddf7143 failed to return a value from parse_verify()
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62 5.7 2005-09-23
f8963ddf7143 failed to return a value from parse_verify()
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63 Failed to return a value from parse_verify() which caused failures
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64 to load the configuration.
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65
98
91c27c00048f tokenizer errors now go thru syslog to be visible during config file reloads in normal operation
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66 5.6 2005-09-22
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67 Tokenizer errors now go thru the syslog code, so they are visible
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68 when generated during config file reloads during normal operation.
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69
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70 5.5 2005-09-21
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71 Cleanup debug logging. Verify from/to pairs now remembers the last
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72 from value sent to the remote server to prevent unnecessary rset
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73 commands.
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74
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75 5.4 2005-09-18
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76 Add verify statement to specify the smtp host to be used to verify
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77 envelope from / recipient pairs.
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78
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79 Authenticated clients are now exempt from all white/black listing
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80 in addition to the dnsbl lookups.
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81
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82 dcc_to should not look at substitute mail_host. That is only used
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83 by dcc_from.
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84
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85 5.3 2005-08-07
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86 Properly quit if the config file has syntax errors on startup. Send
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87 mail to root if the config file needs to be reloaded since it was
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88 modified, but contains syntax errors. In this case, we continue to
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89 use the old configuration.
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90
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91 5.2 2005-08-02
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92 Patch from Stephen Johnson <stephen.johnson@arkansas.gov> fixing the
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93 lack of a default return value in CONTEXT::acceptable_content().
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94
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95 5.1 2005-07-20
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96 Add multiple syslog debug levels. Detect and silently remove
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97 duplicate DNSBL definitions. That allows us to accept mail to
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98 recipients in multiple domains that use the same blacklist and yet
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99 only check that blacklist once. This may happen when your config
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100 file directly includes as child contexts the config files used on
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101 your clients mail servers.
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102
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103 5.0 2005-07-16
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104 Major changes to the syntax of the config file. Content filtering
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105 is no longer a global mail server setting.
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106
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107 4.6 2005-04-02
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108 Fix enum compilation error on Fedora Core 3.
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109 Discovered by Nigel Horne <njh@bandsman.co.uk>
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110
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111 Remove bad html tag command from the default conf file. Spammers
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112 seem to have abandoned this.
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113
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114 Add toolbar.msn.click-url.com in hosts-ignore.conf. These are all
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115 commented, but you might want to uncomment them.
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116
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117 4.5 2005-01-22
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118 Add uuencode decoding for old style attachments.
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119
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120 4.4 2005-01-18
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121 Bug fix in forked process termination that left zombies.
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122
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123 4.3 2005-01-16
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124 Only keep 20% of the resolver sockets in the ready pool.
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125
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126 4.2 2005-01-08
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127 Use the separate resolver processes even if we don't have the
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128 resolver interfaces and need gethostbyname.
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129
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130 4.1 2005-01-06
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131 Use a local unix domain socket for the resolver process
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132 communication, rather than a tcp/ip socket.
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133
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134 4.0 2005-01-03
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135 Initialize the thread mutex objects early, before they are needed
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136 by possible calls to my_syslog.
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137
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138 Fork off a separate resolver listener process, so we can do multiple
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139 dns operations in parallel. For each simultaneous inbound email,
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140 we have a separate sendmail process, a milter thread, and a dns
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141 resolver process.
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142
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143 3.7 2004-10-28
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144 Added an 'ignore' command to the conf file, used to ignore some
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145 hosts that might end up on the SBL and otherwise trip the content
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146 scanning filter. In particular, many recent Microsoft Word
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147 documents contain the string www.5iantlavalamp.com which is
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148 associated with their smart tags stuff. That is currently hosted at
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149 216.168.224.70, which is shared with a site that ended up on the
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150 SBL.
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151
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152 3.6 2004-09-08
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153 Contributions from Dan Harkless <software@harkless.org>
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154 Better documentation for disabling the content filtering.
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155 Don't bother looking at the body text if we are not doing
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156 content filtering.
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157
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158 3.5 2004-07-17
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159 Extend the error message for content filtering when the NS record
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160 points to an ip address on the SBL. Include the original host name
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161 that referenced that NS name.
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162
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163
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164 3.4 2004-07-15
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165 Tokens with two consecutive periods cannot be ip addresses or host
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166 names.
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167
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168 Updated dnsbl.spec file for building rpms from John Gunkel.
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169
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170
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171 3.3 2004-07-09
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172 Drop root priviledges properly, including the group id.
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173
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174
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175 3.2 2004-07-09
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176
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177 Contributions from John Gunkel <jgunkel@palliser.ca>:
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178 Add .spec file for building rpms, contributed by John Gunkel
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179
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180 Changes to file layout to conform to RedHat/LSB standards.
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181
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182 Add some html (actually xml) tags used by Apple mac print
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183 subsystem that were tripping the html tag detector.
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184
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185 Help with changes required to allow dnsbl to drop root
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186 priviledges. Move the socket to /var/run/dnsbl/dnsbl.sock
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187
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188 Change parser to handle &#xnnn; obfuscated urls with charaters
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189 specified in hex.
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190
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191 Make bad_html tags more sensitive to binary tags, to reduce false
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192 positives in .zip or .tar.gz file attachments.
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193
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194 Add sendmail queueid to the dnsbl syslog messages.
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195
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196 Fix one place where host names were not forced to lower case.
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197 Discovered by Nigel Horne <njh@bandsman.co.uk>
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198
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199 Remove duplicate dns queries within the same smtp transaction from
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200 the body content filtering. This helps if the mail server does not
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201 have a nearby caching dns server.
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202
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203 Add host_soft_limit config keyword. Use only one of host_limit or
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204 host_soft_limit, since the last one wins. The host_limit is a hard
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205 upper limit on the number of host names in a message. The
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206 host_soft_limit allows unlimited host names, but only checks a
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207 random sample of them against the dnsbl.
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208
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209 The main thread has dropped root priviledges, but other threads
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210 are still running as root. This needs to be fixed.