mirror of https://github.com/CIRCL/AIL-framework
97 lines
2.9 KiB
Python
Executable File
97 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*-coding:UTF-8 -*
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"""
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This Module is used for regex tracking.
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It processes every paste coming from the global module and test the regexs
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supplied in the term webpage.
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"""
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import os
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import re
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import sys
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import time
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import signal
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from Helper import Process
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from pubsublogger import publisher
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import NotificationHelper
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from packages import Item
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from packages import Term
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full_item_url = "/showsavedpaste/?paste="
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mail_body_template = "AIL Framework,\nNew occurrence for term tracked regex: {}\nitem id: {}\nurl: {}{}"
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dict_regex_tracked = Term.get_regex_tracked_words_dict()
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last_refresh = time.time()
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class TimeoutException(Exception):
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pass
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def timeout_handler(signum, frame):
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raise TimeoutException
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signal.signal(signal.SIGALRM, timeout_handler)
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def new_term_found(term, term_type, item_id, item_date):
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uuid_list = Term.get_term_uuid_list(term, 'regex')
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print('new tracked term found: {} in {}'.format(term, item_id))
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for term_uuid in uuid_list:
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Term.add_tracked_item(term_uuid, item_id, item_date)
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tags_to_add = Term.get_term_tags(term_uuid)
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for tag in tags_to_add:
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msg = '{};{}'.format(tag, item_id)
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p.populate_set_out(msg, 'Tags')
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mail_to_notify = Term.get_term_mails(term_uuid)
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if mail_to_notify:
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mail_body = mail_body_template.format(term, item_id, full_item_url, item_id)
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for mail in mail_to_notify:
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NotificationHelper.sendEmailNotification(mail, 'Term Tracker', mail_body)
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if __name__ == "__main__":
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publisher.port = 6380
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publisher.channel = "Script"
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publisher.info("Script RegexTracker started")
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config_section = 'RegexTracker'
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p = Process(config_section)
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max_execution_time = p.config.getint(config_section, "max_execution_time")
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ull_item_url = p.config.get("Notifications", "ail_domain") + full_item_url
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# Regex Frequency
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while True:
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item_id = p.get_from_set()
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if item_id is not None:
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item_date = Item.get_item_date(item_id)
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item_content = Item.get_item_content(item_id)
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for regex in dict_regex_tracked:
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signal.alarm(max_execution_time)
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try:
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matched = dict_regex_tracked[regex].search(item_content)
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except TimeoutException:
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print ("{0} processing timeout".format(paste.p_rel_path))
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continue
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else:
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signal.alarm(0)
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if matched:
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new_term_found(regex, 'regex', item_id, item_date)
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else:
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time.sleep(5)
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# refresh Tracked term
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if last_refresh < Term.get_tracked_term_last_updated_by_type('regex'):
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dict_regex_tracked = Term.get_regex_tracked_words_dict()
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last_refresh = time.time()
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print('Tracked set refreshed')
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