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#!/usr/bin/python -tt
"""
Description will eventually go here.
"""
##
# Copyright (C) 2003 by Duke University
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
#
# $Id$
#
# @Author Konstantin Ryabitsev <icon@linux.duke.edu>
# @version $Date$
#
import sys
import re
##
# This is for testing purposes, so you can invoke this from the
# modules directory. See also the testing notes at the end of the
# file.
#
sys.path.insert(0, '../py/')
from epylog import InternalModule, Result
class spamd_mod(InternalModule):
def __init__(self, opts, logger):
InternalModule.__init__(self)
self.logger = logger
rc = re.compile
self.regex_map = {
rc('spamd\[\d+\]: clean message'): self.spamd,
rc('spamd\[\d+\]: identified spam'): self.spamd
}
self.top = int(opts.get('report_top', '10'))
self.thold = int(opts.get('spam_threshold', '5'))
sort_by = opts.get('sort_by', 'most spammed')
if sort_by == 'most spammed': self.sort = 'spammed'
else: self.sort = 'messages'
self.spamd_re = rc('\s\((.*?)/.*for (\S*?):.*in (\S*).*, (\d+) bytes')
self.report_wrap = '<table border="0" width="100%%" rules="cols" cellpadding="2">%s</table>\n'
self.subreport_wrap = '<tr><th colspan="4" align="left"><h3>%s</h3></th></tr>\n'
self.total_title = '<font color="blue">Total stats</font>'
self.users_title = '<font color="blue">Top %d ranking users</font>' % self.top
self.score_rep = '%.1f (%d/%d)'
self.report_line = '<tr%s><td valign="top">%s</td><td valign="top">%s</td><td valign="top">%s</td><td valign="top">%s</td></tr>\n'
self.flip = ' bgcolor="#dddddd"'
##
# Line-matching routines
#
def spamd(self, linemap):
sys, msg, mult = self.get_smm(linemap)
try:
score, user, sec, size = self.spamd_re.search(msg).groups()
except:
logger.put(0, 'Odd spamd line: %s' % msg)
return None
score = float(score)
sec = float(sec)
size = int(size)
return {(user, score, sec, size): mult}
def _mk_score(self, msgs, score, score1, score2):
avg_score = float(score/msgs)
ret = self.score_rep % (avg_score, score1, score2)
return ret
def _mk_time_unit(self, secs):
mins = int(secs/60)
if mins:
hrs = int(mins/60)
if hrs:
days = int(hrs/24)
if days: return (days, 'd')
return (hrs, 'hr')
return (mins, 'min')
return (secs, 'sec')
def finalize(self, rs):
user_rep = ''
users = rs.get_distinct(())
t_msgs = 0
t_score_t = 0
t_thold_lt = 0
t_thold_gt = 0
t_secs = 0
t_size = 0
urs = Result()
for user in users:
submap = rs.get_submap((user,))
msgs = 0
score_t = 0
thold_lt = 0
thold_gt = 0
secs = 0
size = 0
while 1:
try: entry, mult = submap.popitem()
except KeyError: break
msgs += mult
score, sec, bytes = entry
score_t += score * mult
if score < self.thold: thold_lt += mult
else: thold_gt += mult
secs += sec * mult
size += bytes * mult
if msgs == 0: continue
t_msgs += msgs
t_score_t += score_t
t_thold_lt += thold_lt
t_thold_gt += thold_gt
t_secs += secs
t_size += size
if self.sort == 'spammed': ctr = float(score/msgs)
else: ctr = msgs
urs.add_result({(user, msgs, score_t, thold_lt, thold_gt,
secs, size): ctr})
report = ''
report += self.subreport_wrap % self.total_title
score = self._mk_score(t_msgs, t_score_t, t_thold_lt, t_thold_gt)
time = '%d %s' % self._mk_time_unit(t_secs)
size = '%d %s' % self.mk_size_unit(t_size)
user = '%d users/%d msgs' % (len(users), t_msgs)
report += self.report_line % (self.flip, user, size, time, score)
report += self.subreport_wrap % self.users_title
flipper = ''
for avg, entry in urs.get_top(self.top):
if flipper: flipper = ''
else: flipper = self.flip
user, msgs, score_t, thold_lt, thold_gt, secs, size = entry
score = self._mk_score(msgs, score_t, thold_lt, thold_gt)
time = '%d %s' % self._mk_time_unit(secs)
size = '%d %s' % self.mk_size_unit(size)
report += self.report_line % (flipper, user, size, time, score)
report = self.report_wrap % report
return report
##
# This is useful when testing your module out.
# Invoke without command-line parameters to learn about the proper
# invocation.
#
if __name__ == '__main__':
from epylog.helpers import ModuleTest
ModuleTest(spamd_mod, sys.argv)
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