AIL-framework/bin/modules/Pasties.py

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#!/usr/bin/env python3
# -*-coding:UTF-8 -*
"""
The Pasties Module
======================
This module spots domain-pasties services for further processing
"""
##################################
# Import External packages
##################################
import os
import sys
import time
from pyfaup.faup import Faup
sys.path.append(os.environ['AIL_BIN'])
##################################
# Import Project packages
##################################
from modules.abstract_module import AbstractModule
from lib.ConfigLoader import ConfigLoader
from lib import crawlers
# TODO add url validator
pasties_blocklist_urls = set()
pasties_domains = {}
class Pasties(AbstractModule):
"""
Pasties module for AIL framework
"""
def __init__(self):
super(Pasties, self).__init__()
self.faup = Faup()
config_loader = ConfigLoader()
self.r_cache = config_loader.get_redis_conn("Redis_Cache")
self.pasties = {}
self.urls_blocklist = set()
self.load_pasties_domains()
# Send module state to logs
self.logger.info(f'Module {self.module_name} initialized')
def load_pasties_domains(self):
self.pasties = {}
self.urls_blocklist = set()
domains_pasties = os.path.join(os.environ['AIL_HOME'], 'files/domains_pasties')
if os.path.exists(domains_pasties):
with open(domains_pasties) as f:
for line in f:
url = line.strip()
if url: # TODO validate line
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self.faup.decode(url)
url_decoded = self.faup.get()
host = url_decoded['host']
# if url_decoded.get('port', ''):
# host = f'{host}:{url_decoded["port"]}'
path = url_decoded.get('resource_path', '')
# print(url_decoded)
if path and path != '/':
if path[-1] != '/':
path = f'{path}/'
else:
path = None
if host in self.pasties:
if path:
self.pasties[host].add(path)
else:
if path:
self.pasties[host] = {path}
else:
self.pasties[host] = set()
url_blocklist = os.path.join(os.environ['AIL_HOME'], 'files/domains_pasties_blacklist')
if os.path.exists(url_blocklist):
with open(url_blocklist) as f:
for line in f:
url = line.strip()
self.faup.decode(url)
url_decoded = self.faup.get()
host = url_decoded['host']
# if url_decoded.get('port', ''):
# host = f'{host}:{url_decoded["port"]}'
path = url_decoded.get('resource_path', '')
url = f'{host}{path}'
if url_decoded['query_string']:
url = url + url_decoded['query_string']
self.urls_blocklist.add(url)
def send_to_crawler(self, url, obj_id):
if not self.r_cache.exists(f'{self.module_name}:url:{url}'):
self.r_cache.set(f'{self.module_name}:url:{url}', int(time.time()))
self.r_cache.expire(f'{self.module_name}:url:{url}', 86400)
crawlers.create_task(url, depth=0, har=False, screenshot=False, proxy='force_tor', priority=60, parent=obj_id)
def compute(self, message):
url = message.split()
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self.faup.decode(url)
url_decoded = self.faup.get()
# print(url_decoded)
url_host = url_decoded['host']
# if url_decoded.get('port', ''):
# url_host = f'{url_host}:{url_decoded["port"]}'
path = url_decoded.get('resource_path', '')
if url_host in self.pasties:
if url.startswith('http://'):
if url[7:] in self.urls_blocklist:
return None
elif url.startswith('https://'):
if url[8:] in self.urls_blocklist:
return None
else:
if url in self.urls_blocklist:
return None
if not self.pasties[url_host]:
if path and path != '/':
print('send to crawler', url_host, url)
self.send_to_crawler(url, self.obj.id)
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else:
if path.endswith('/'):
path_end = path[:-1]
else:
path_end = f'{path}/'
for url_path in self.pasties[url_host]:
if path.startswith(url_path):
if url_path != path and url_path != path_end:
print('send to crawler', url_path, url)
self.send_to_crawler(url, self.obj.id)
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break
if __name__ == '__main__':
module = Pasties()
module.run()