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handle spam separately, not from spamfilter
[etc/mailfilter.git] / procmail / defines
1 ### basic settings
2
3 SHELL=/bin/sh
4 PATH=$HOME/bin:/usr/local/bin:/usr/bin:/bin
5
6 COMSAT=no
7
8 LINEBUF=16384
9 UMASK=0077
10
11 PMVAR=$HOME/.var/procmail
12 MAILFILT=$HOME/.etc/mailfilter
13 PMRULES=$PMDIR/rules
14 CONF=$MAILFILT/config
15 REPLIES=$MAILFILT/autoreplies
16
17 LOGFILE=${LOGFILE:-$PMVAR/log}
18 LOGABSTRACT=no
19
20 #NICE='/usr/bin/nice -20'
21
22 PROCMAIL="$NICE /usr/bin/procmail -p $PMDIR/procmailrc"
23 FORMAIL="$NICE /usr/bin/formail -f"
24 EGREP="$NICE /bin/egrep"
25 SED="$NICE /bin/sed"
26 DELIVER="$NICE /usr/lib/dovecot/deliver"
27
28 CRM114="$NICE /usr/share/crm114/mailreaver.crm -u $MAILFILT/crm114/"
29 SA_PREFS="$MAILFILT/spamassassin/user_prefs"
30 SPAMASSASSIN="$NICE /usr/bin/spamassassin --prefs-file=$SA_PREFS"
31 SPAMC="$NICE /usr/bin/spamc --log-to-stderr --no-safe-fallback"
32 #SPAMC="$SPAMASSASSIN"
33 TRAINER="$MAILFILT/bin/train"
34
35 OURDATE=`date -R`
36 OURDATE_SHORT=`date +%Y.%m.%d.%H.%M.%N`
37
38 BASE=$HOME/.maildir
39
40 #DEFAULT="|$DELIVER"
41 DEFAULT=$BASE/
42 ORGMAIL=$HOME/BOUNCED-MAIL
43
44 # maximum message size for spam checking
45 SPAMCHECK_MAX_MESSAGE_SIZE=2500000
46
47 # if crm114 is unsure and SA returns a score less-than-or-equal to this,
48 # autotrain crm114 with ham
49 CRM_UNSURE_SA_AUTOTRAIN_LIMIT_HAM=2.0
50 # if crm114 classifies a message as spam but SA returns a score
51 # less-than-or-equal to this, retrain crm114
52 CRM_MISCLASSIFY_SA_AUTOTRAIN_LIMIT_HAM=-1.0
53 # if crm114 is unsure and SA returns a score greater than this, autotrain
54 # crm114 with spam
55 CRM_UNSURE_SA_AUTOTRAIN_LIMIT_SPAM=8.0
56 # if crm114 classifies a message as ham but SA returns a score
57 # greate than this, retrain crm114
58 CRM_MISCLASSIFY_SA_AUTOTRAIN_LIMIT_SPAM=11
59
60 ### constants used in rules
61 NL="
62 "
63 RE_MYDOMAIN="(.+\.)*madduck\.net"
64 RE_MAILRELAYS="(seamus|clegg)\.madduck\.net"
65 RE_SPACE_NEWLINE="(^|[  ])"
66 RE_FIRSTNAME="martin($RE_SPACE_NEWLINE+f(\.?|elix))?"
67 RE_LASTNAME="kraff?t"
68 RE_EXTRACT_HEADER_VALUE="[      ]*\/[^  ].*"
69
70 NULL=/dev/null
71 DISCARD=$BASE/.discard/
72 #DISCARD="'|$DELIVER -m BASE.discard'"
73
74 ### variables from the message
75
76 ### local recipient data
77 # user+foobar@my.domain.org
78 # <  >                       $USER
79 #      <    >                $EXTENSION
80 # <         >                $LOCAL
81 #             <           >  $DOMAIN
82 # <                       >  $RECIPIENT
83 USER="${USER:-$LOGNAME}"
84 EXTENSION="${EXTENSION:-}"
85 LOCAL="${LOCAL:-$USER${EXTENSION:++$EXTENSION}}"
86 HOSTNAME="`hostname --fqdn`"
87 DOMAIN="${DOMAIN:-$HOSTNAME}"
88 RECIPIENT="${RECIPIENT:-$LOCAL@$DOMAIN}"
89 ID="$LOGNAME@$HOSTNAME"
90
91 # message-id
92 INCLUDERC=$PMDIR/get-msgid
93
94 # if $SENDER is undefined or not an email address, get it from the message
95 :0
96 * !SENDER ?? @
97 *$ ^Sender:$RE_EXTRACT_HEADER_VALUE
98 { SENDER="$MATCH" }
99
100 :0
101 *$ ^Date:$RE_EXTRACT_HEADER_VALUE
102 { DATE="$MATCH" }
103
104 :0
105 *$ ^From:$RE_EXTRACT_HEADER_VALUE
106 { FROM="$MATCH" }
107
108 :0
109 *$ ^Subject:$RE_EXTRACT_HEADER_VALUE
110 { SUBJECT="$MATCH" }
111
112 # TODO: can be removed as soon as albatross is out of the loop
113 :0 fw
114 * ^X-Original-To-Saved: \/.*
115 |$FORMAIL -R X-Original-To-Saved X-Original-To
116
117 :0
118 *$ ^X-Original-To:$RE_EXTRACT_HEADER_VALUE
119 { ORIGINAL_TO="$MATCH" }
120 :0 E
121 { LOG="NO ORIGINAL_TO: $MSGID" }
122
123 # fix variable values for special cases
124 INCLUDERC=$PMDIR/normalise
125
126 :0
127 * ORIGINAL_TO ?? ^\/[^@]+
128 { ORIG_LOCAL="$MATCH" }
129
130 :0
131 * ORIGINAL_TO ?? .+@\/.+
132 { ORIG_DOMAIN="$MATCH" }
133
134 ### run-time variables
135
136 # MSG_DEJAVU
137 # a procmail-style flag, which is true if unset and false if set (to !).
138 # unset by dejavu if the message has already been seen by the filter (according
139 # to the X-Been-There header).
140 MSG_DEJAVU=!
141
142 # SKIP_SPAMCHECKS
143 # if set, cuases spamchecks to be skipped, value lists reason
144 SKIP_SPAMCHECKS
145
146 # SPAMTRAPPED
147 # set by spamtrapped and eqdomains and used to bypass spamchecks and handle as
148 # spam immediately. The value identifies who unset the variable.
149 SPAMTRAPPED
150
151 # IS_SPAM
152 # if set, then the mailfilter is as sure as it gets that the message is spam.
153 # The value identifies who set the variable.
154 IS_SPAM
155
156 # SPAM_DISAGREE
157 # if set, then the various spamchecks disagree about spaminess of the mail.
158 # The value can hold additional information.
159 SPAM_DISAGREE
160
161 # SPAM_UNSURE
162 # if set, then the various spamchecks are unsure about spaminess of the mail.
163 # The value can hold additional information.
164 SPAM_UNSURE
165
166 # SPAM_UNKNOWN
167 # if set, the spamchecks were skipped. The value gives the reason for
168 # skipping.
169 SPAM_UNKNOWN
170
171 # RETRAIN
172 # if set, causes spamfilters to be retrained, according to the variable's value
173 RETRAIN
174
175 # JUSTME
176 # if set, contains reason why justme message was passed
177 JUSTME