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scyzxp

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tT
发表于 2009-3-30 15:21 | 只看该作者

My dspam Training Script

Training, Script, dspam
  1. #!/bin/sh

  3. # train-spam.sh
  4. #
  5. # Description: Checks each user's /home/Maildir/.Spam.Missed
  6. # directories to see if the user placed any "missed" spam
  7. # messages which got through SpamAssassin to their INBOX.
  8. # If there are messages in this directory, then the script
  9. # invokes sa-learn to update the site-wide tokens to try
  10. # and improve the defenses for next time...
  11. #

  13. # learn_spam - Function which takes a directory and a user as
  14. #  arguments, and then feeds that directory to our anti-spam
  15. #  applications for further SPAM training.
  16. #
  17. # Arguments:
  18. #  $1 - Directory name containing SPAM emails. Required
  19. #  $2 - User name. If it is not provided, $USER will be used.
  20. #
  21. # Example:
  22. #  learn_spam /home/alank/Maildir/.Spam.Missed/cur alank
  23. #
  24. function learn_spam {

  26.     # loop through all emails in given directory
  27.     for email in $(ls $1); do

  29.             # process SPAM email using DSPAM
  30.         /usr/local/bin/dspam --mode=teft --source=error --class=spam --feature=chained,noise --user $2 < $1/$email
  31.             echo -n "."

  33.             # delete SPAM email
  34.             rm $1/$email

  36.     done # end of email loop

  38. } # end function learn_spam

  40. # learn_ham - Function which takes a directory and a user as
  41. #  arguments, and then feeds that directory to our anti-spam
  42. #  applications for further HAM training.
  43. #
  44. # Arguments:
  45. #  $1 - Directory name containing HAM emails. Required
  46. #  $2 - User name. If it is not provided, $USER will be used.
  47. #
  48. # Example:
  49. #  learn_ham /home/alank/Maildir/.Spam.NotSpam/cur alank
  50. #
  51. function learn_ham {

  53.     # loop through all emails in given directory
  54.     for email in $(ls $1); do

  56.             # process HAM email using DSPAM
  57.         /usr/local/bin/dspam --mode=teft --source=error --class=innocent --feature=chained,noise --user $2 < $1/$email
  58.         echo -n "."

  60.             # delete HAM
  61.             rm $1/$email

  63.     done # end of email loop

  65. } # end function learn_ham

  67. #
  68. # Script starts here!
  69. #

  71. # loop through all user home directories
  72. for file in $(ls /home); do

  74.     # if there is a Spam/Missed maildir
  75.     if [ -d /home/$file/Maildir/.Spam.Missed/cur ]; then
  76.        
  77.             # then process any missed SPAM
  78.             echo -n "missed spam for $file: "
  79.             learn_spam /home/$file/Maildir/.Spam.Missed/cur $file
  80.             learn_spam /home/$file/Maildir/.Spam.Missed/new $file
  81.             echo ""
  82.        
  83.     fi # end if

  85.     # if there is a Spam/NotSpam dir
  86.     if [ -d /home/$file/Maildir/.Spam.NotSpam/cur ]; then
  87.        
  88.             # then process any falsely identified spam, i.e. HAM
  89.             echo -n "false positives for $file: "
  90.             learn_ham /home/$file/Maildir/.Spam.NotSpam/cur $file
  91.             learn_ham /home/$file/Maildir/.Spam.NotSpam/new $file
  92.             echo ""

  94.     fi # end if

  96. done # end for loop

  98. echo "Done!"
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