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improve sender parsing
[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 LC_CTYPE=de_CH.UTF-8
21
22 #NICE='/usr/bin/nice -20'
23
24 PROCMAIL="$NICE /usr/bin/procmail -p $PMDIR/procmailrc"
25 FORMAIL="$NICE /usr/bin/formail -f"
26 GREP="$NICE /bin/grep"
27 EGREP="$NICE /bin/egrep"
28 FGREP="$NICE /bin/fgrep"
29 SED="$NICE /bin/sed"
30 BIN_DATE="/bin/date"
31 DELIVER="$NICE /usr/lib/dovecot/deliver"
32
33 CRM114="$NICE /usr/share/crm114/mailreaver.crm -u $MAILFILT/crm114/"
34 SA_PREFS="$MAILFILT/spamassassin/user_prefs"
35 SPAMASSASSIN="$NICE /usr/bin/spamassassin --prefs-file=$SA_PREFS"
36 SPAMC="$NICE /usr/bin/spamc --log-to-stderr --no-safe-fallback"
37 #SPAMC="$SPAMASSASSIN"
38 TRAINER="$NICE $MAILFILT/bin/train"
39
40 SQLITE="$NICE /usr/bin/sqlite3"
41
42 BASE=$HOME/.maildir
43
44 #DEFAULT="|$DELIVER"
45 DEFAULT=$BASE/
46 ORGMAIL=$HOME/BOUNCED-MAIL
47
48 # maximum message size for spam checking
49 SPAMCHECK_MAX_MESSAGE_SIZE=512000
50
51 # if crm114 is unsure and SA returns a score less-than-or-equal to this,
52 # autotrain crm114 with ham
53 CRM_UNSURE_SA_AUTOTRAIN_LIMIT_HAM=0.0
54 # if crm114 classifies a message as spam but SA returns a score
55 # less-than-or-equal to this, retrain crm114
56 CRM_MISCLASSIFY_SA_AUTOTRAIN_LIMIT_HAM=-1.0
57 # if crm114 is unsure and SA returns a score greater than this, autotrain
58 # crm114 with spam
59 CRM_UNSURE_SA_AUTOTRAIN_LIMIT_SPAM=8.0
60 # if crm114 classifies a message as ham but SA returns a score
61 # greate than this, retrain crm114
62 CRM_MISCLASSIFY_SA_AUTOTRAIN_LIMIT_SPAM=11
63
64 ### constants used in rules
65 NL="
66 "
67 RE_MYDOMAIN="(.+\.)*madduck\.net"
68 RE_MAILRELAYS="(seamus|clegg)\.madduck\.net"
69 RE_SPACE="[     ]"
70 RE_NOT_SPACE="[^        ]"
71 RE_SPACE_NEWLINE="(^|$RE_SPACE)"
72 RE_FIRSTNAME="martin($RE_SPACE_NEWLINE+f(\.?|elix))?"
73 RE_LASTNAME="kraff?t"
74 RE_EXTRACT_HEADER_VALUE="$RE_SPACE*\/$RE_NOT_SPACE.*"
75
76 DEJAVU_HEADER=X-Deja-Vu
77
78 NULL=/dev/null
79 DELAYED_QUEUE=$BASE/.delayed/
80 TICKLER_QUEUE=$BASE/.store/
81 DISCARD=$BASE/.discard/
82 SPAM=$BASE/.spam/
83 #DISCARD="'|$DELIVER -m BASE.discard'"
84
85 DELAY_NEXT_WEEKEND='next sunday 28 hours ago' # fri night, 20:00
86 DELAY_TONIGHT='tomorrow 00:00 4 hours ago' # tonight at 20:00
87 DELAY_AFTERNOON='tomorrow 00:00 8 hours ago' # today at 16:00
88
89 OURDATE="`$BIN_DATE +'%s %Y.%m.%d.%H.%M.%N %a, %d %b %Y %T %z'`"
90 :0
91 *$ OURDATE ?? ^\/${RE_NOT_SPACE}+
92 { OURDATE_TS="$MATCH" }
93 :0
94 *$ OURDATE ?? ^[0-9]+${RE_SPACE}+\/${RE_NOT_SPACE}+
95 { OURDATE_SHORT="$MATCH" }
96 :0
97 *$ OURDATE ?? ^[0-9]+${RE_SPACE}+[0-9.]+${RE_SPACE}+\/.+
98 { OURDATE="$MATCH" }
99
100 ### variables from the message
101
102 ### local recipient data
103 # user+foobar@my.domain.org
104 # <  >                       $USER
105 #      <    >                $EXTENSION
106 # <         >                $LOCAL
107 #             <           >  $DOMAIN
108 # <                       >  $RECIPIENT
109 USER="${USER:-$LOGNAME}"
110 EXTENSION="${EXTENSION:-}"
111 LOCAL="${LOCAL:-$USER${EXTENSION:++$EXTENSION}}"
112 HOSTNAME="`hostname --fqdn`"
113 DOMAIN="${DOMAIN:-$HOSTNAME}"
114 RECIPIENT="${RECIPIENT:-$LOCAL@$DOMAIN}"
115 ID="$LOGNAME@$HOSTNAME"
116
117 # message-id
118 INCLUDERC=$PMDIR/get-msgid
119
120 :0
121 *$ ^From:$RE_EXTRACT_HEADER_VALUE
122 { FROM="$MATCH" }
123
124 # if $SENDER is undefined or not an email address, get it from the message
125 :0
126 * !SENDER ?? @
127 {
128   :0
129   *$ ^Sender:$RE_EXTRACT_HEADER_VALUE
130   { SENDER="$MATCH" }
131
132   :0 E
133   *$ FROM ?? ^\/${RE_NOT_SPACE}+@${RE_NOT_SPACE}+
134   { SENDER="$MATCH" }
135
136   :0 E
137   * FROM ?? ^.+ <\/[^>]+
138   { SENDER="$MATCH" }
139
140   :0 E
141   * FROM ?? ^.+ \(\/[^\)]+
142   { SENDER="$MATCH" }
143 }
144
145 :0
146 *$ ^Date:$RE_EXTRACT_HEADER_VALUE
147 { DATE="$MATCH" }
148
149 :0
150 *$ ^Subject:$RE_EXTRACT_HEADER_VALUE
151 {
152   SUBJECT=$MATCH
153
154   :0
155   * SUBJECT ?? =\?.+\?[QBqb]\?.+\?=
156   {
157     SUBJECT="`PERL_UNICODE=S perl -MEncode=decode -e \"print decode(\\\"MIME-Header\\\", \\\"$SUBJECT\\\") . \\\"\n\\\";\"`"
158   }
159 }
160
161 :0
162 *$ ^X-Original-To:$RE_EXTRACT_HEADER_VALUE
163 { ORIGINAL_TO="$MATCH" }
164 :0 E
165 * ^Received:
166 { LOGLATER="NO ORIGINAL_TO: $MSGID" }
167
168 :0
169 *$ ^X-Trained-As:$RE_EXTRACT_HEADER_VALUE
170 { TRAINED_AS="$MATCH" }
171
172 :0
173 *$ ^X-Postponed:$RE_EXTRACT_HEADER_VALUE
174 { POSTPONED="$MATCH" }
175
176 # fix variable values for special cases
177 INCLUDERC=$PMDIR/normalise
178
179 :0
180 * ORIGINAL_TO ?? ^\/[^@]+
181 { ORIG_LOCAL="$MATCH" }
182
183 :0
184 * ORIGINAL_TO ?? .+@\/.+
185 { ORIG_DOMAIN="$MATCH" }
186
187 ### run-time variables
188
189 # MSG_DEJAVU
190 # a procmail-style flag, which is true if unset and false if set (to !).
191 # unset by dejavu if the message has already been seen by the filter (according
192 # to the X-Been-There header).
193 MSG_DEJAVU=!
194
195 # DEST
196 # set this to a folder if the message should be delivered elsewhere than the
197 # default
198 DEST
199
200 # SKIP_SPAMCHECKS
201 # if set, cuases spamchecks to be skipped, value lists reason
202 SKIP_SPAMCHECKS
203
204 # SPAMTRAPPED
205 # set by spamtrapped and eqdomains and used to bypass spamchecks and handle as
206 # spam immediately. The value identifies who unset the variable.
207 SPAMTRAPPED
208
209 # IS_SPAM
210 # if set, then the mailfilter is as sure as it gets that the message is spam.
211 # The value identifies who set the variable.
212 IS_SPAM
213
214 # SPAM_DISAGREE
215 # if set, then the various spamchecks disagree about spaminess of the mail.
216 # The value can hold additional information.
217 SPAM_DISAGREE
218
219 # SPAM_UNSURE
220 # if set, then the various spamchecks are unsure about spaminess of the mail.
221 # The value can hold additional information.
222 SPAM_UNSURE
223
224 # SPAM_UNKNOWN
225 # if set, the spamchecks were skipped. The value gives the reason for
226 # skipping.
227 SPAM_UNKNOWN
228
229 # RETRAIN
230 # if set, causes spamfilters to be retrained, according to the variable's value
231 RETRAIN
232
233 # JUSTME
234 # if set, contains reason why justme message was passed
235 JUSTME
236
237 # DISABLE_DELAYS
238 # if set, disables delaying messages
239 DISABLE_DELAYS
240
241 # DELAY
242 # argument to /bin/date -d to indicate a message delay. This is overridden by
243 # RELEASE
244 DELAY
245
246 # RELEASE
247 # /bin/date time expression indicating the time at which a message is to be
248 # released. Overrides DELAY.
249 RELEASE
250
251 # MARK_READ
252 # when set, causes mails to be marked as read when delivered. Can be
253 # initialised with DELIVER_READ
254 MARK_READ=$DELIVER_READ
255
256 # vim:ft=procmail