65 lines
1.8 KiB
Python
65 lines
1.8 KiB
Python
import re
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from iwla import IWLA
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from iplugin import IPlugin
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from awstats_robots_data import awstats_robots
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class IWLAPreAnalysisRobots(IPlugin):
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def __init__(self, iwla):
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super(IWLAPreAnalysisRobots, self).__init__(iwla)
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self.API_VERSION = 1
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def load(self):
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global awstats_robots
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self.awstats_robots = map(lambda (x) : re.compile(x, re.IGNORECASE), awstats_robots)
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return True
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# Basic rule to detect robots
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def hook(self, iwla):
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hits = iwla.getCurrentVisists()
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for k in hits.keys():
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super_hit = hits[k]
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if super_hit['robot']: continue
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isRobot = False
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referers = 0
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first_page = super_hit['requests'][0]
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if first_page['time_decoded'].tm_mday == super_hit['last_access'].tm_mday:
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for r in self.awstats_robots:
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if r.match(first_page['http_user_agent']):
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super_hit['robot'] = 1
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continue
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# 1) no pages view --> robot
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if not super_hit['viewed_pages']:
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super_hit['robot'] = 1
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continue
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# 2) pages without hit --> robot
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if not super_hit['viewed_hits']:
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super_hit['robot'] = 1
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continue
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for hit in super_hit['requests']:
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# 3) /robots.txt read
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if hit['extract_request']['http_uri'] == '/robots.txt':
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isRobot = True
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break
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# 4) Any referer for hits
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if not hit['is_page'] and hit['http_referer']:
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referers += 1
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if isRobot:
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super_hit['robot'] = 1
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continue
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if super_hit['viewed_hits'] and not referers:
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super_hit['robot'] = 1
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continue
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