rspamd_stats_redis

root@mx (master) /etc/rspamd/local.d # cat statistic.conf
classifier "bayes" {
  tokenizer {
    name = "osb";
  }

  min_tokens = 11;
  backend = "redis";
  languages_enabled = true;
  min_learns = 200;
  database = "1";

  per_user = <<EOD
return function(task)
    local rcpt = task:get_recipients(1)

if rcpt then
    one_rcpt = rcpt[1]
    if one_rcpt['domain'] then
        return one_rcpt['domain']
    end
end

return nil
end
EOD

  statfile {
    symbol = "BAYES_HAM";
    spam = false;
  }
  statfile {
    symbol = "BAYES_SPAM";
    spam = true;
  }

  learn_condition =<<EOD
return function(task, is_spam, is_unlearn)
  local prob = task:get_mempool():get_variable('bayes_prob', 'double')

  if prob then
    local in_class = false
    local cl
    if is_spam then
      cl = 'spam'
      in_class = prob >= 0.95
    else
      cl = 'ham'
      in_class = prob <= 0.05
    end

    if in_class then
      return false,string.format('already in class %s; probability %.2f%%',
        cl, math.abs((prob - 0.5) * 200.0))
    end
  end

  return true
end
EOD
}

# vim: syn=rspamd