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79 lines
2.2 KiB
Plaintext
79 lines
2.2 KiB
Plaintext
# Please don't modify this file as your changes might be overwritten with
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# the next update.
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#
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# You can modify '$LOCAL_CONFDIR/rspamd.conf.local.override' to redefine
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# parameters defined on the top level
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#
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# You can modify '$LOCAL_CONFDIR/rspamd.conf.local' to add
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# parameters defined on the top level
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#
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# For specific modules or configuration you can also modify
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# '$LOCAL_CONFDIR/local.d/file.conf' - to add your options or rewrite defaults
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# '$LOCAL_CONFDIR/override.d/file.conf' - to override the defaults
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#
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# See https://rspamd.com/doc/tutorials/writing_rules.html for details
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# Rspamd statistic setup, set up the Redis server as appropriate
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classifier "bayes" {
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tokenizer {
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name = "osb";
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}
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min_tokens = 11;
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backend = "redis";
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min_learns = 200;
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statfile {
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symbol = "BAYES_HAM";
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spam = false;
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}
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statfile {
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symbol = "BAYES_SPAM";
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spam = true;
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}
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# Define different if needed
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servers = "127.0.0.1:6379";
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# Store not only probabilities, but full tokens, false by default
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#store_tokens = true;
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# Use new schema (TODO: add convert tool)
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#new_schema = true;
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# Store bayes signatures (TODO: add some usefullnes to this feature)
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#signatures = true;
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# Expire bayes tokens (TODO: check for new schema, add expiration logic)
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#expiry = 30d;
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# Enable per user statistics (TODO: describe how to use per user + normal stats)
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#per_user = true;
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learn_condition =<<EOD
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return function(task, is_spam, is_unlearn)
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local prob = task:get_mempool():get_variable('bayes_prob', 'double')
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if prob then
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local in_class = false
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local cl
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if is_spam then
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cl = 'spam'
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in_class = prob >= 0.95
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else
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cl = 'ham'
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in_class = prob <= 0.05
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end
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if in_class then
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return false,string.format('already in class %s; probability %.2f%%',
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cl, math.abs((prob - 0.5) * 200.0))
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end
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end
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return true
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end
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EOD
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.include(try=true; priority=1) "$LOCAL_CONFDIR/local.d/classifier-bayes.conf"
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.include(try=true; priority=10) "$LOCAL_CONFDIR/override.d/classifier-bayes.conf"
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}
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.include(try=true; priority=1) "$LOCAL_CONFDIR/local.d/statistic.conf"
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.include(try=true; priority=10) "$LOCAL_CONFDIR/override.d/statistic.conf"
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