AIL-framework/bin/importer/PystemonImporter.py

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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#
# This file is part of AIL framework - Analysis Information Leak framework
#
# This a simple feeder script feeding data from pystemon to AIL.
#
# Don't forget to set your pystemonpath and ensure that the
# configuration matches this script. Default is Redis DB 10.
# https://github.com/cvandeplas/pystemon/blob/master/pystemon.yaml#L52
#
import os
import sys
import redis
sys.path.append(os.environ['AIL_BIN'])
##################################
# Import Project packages
##################################
from importer.abstract_importer import AbstractImporter
from modules.abstract_module import AbstractModule
from lib.ConfigLoader import ConfigLoader
from lib.objects.Items import Item
class PystemonImporter(AbstractImporter):
def __init__(self, pystemon_dir, host='localhost', port=6379, db=10):
super().__init__()
# Check Pystemon Redis Config:
# https://github.com/cvandeplas/pystemon/blob/master/pystemon.yaml#L54
self.r_pystemon = redis.StrictRedis(host=host, port=port, db=db, decode_responses=True)
self.dir_pystemon = pystemon_dir
def importer(self):
item_id = self.r_pystemon.lpop("pastes")
print(item_id)
if item_id:
print(item_id)
full_item_path = os.path.join(self.dir_pystemon, item_id) # TODO SANITIZE PATH
# Check if pystemon file exists
if not os.path.isfile(full_item_path):
print(f'Error: {full_item_path}, file not found')
return None
# Get Item Content
try:
with open(full_item_path, 'rb') as f:
content = f.read()
if not content:
return None
if full_item_path[-3:] == '.gz':
gzipped = True
else:
gzipped = False
# TODO handle multiple objects
source = 'pystemon'
message = self.create_message(content, gzipped=gzipped, source=source)
self.logger.info(f'{source} {item_id}')
return item_id, message
except IOError as e:
self.logger.error(f'Error {e}: {full_item_path}, IOError')
return None
class PystemonModuleImporter(AbstractModule):
def __init__(self):
super().__init__()
self.pending_seconds = 10
config_loader = ConfigLoader()
# TODO MIGRATE OLD CONFIG
# dir_pystemon = config_loader.get_config_str("Directories", "pystemonpath")
# Check Pystemon Redis Config:
# https://github.com/cvandeplas/pystemon/blob/master/pystemon.yaml#L54
dir_pystemon = config_loader.get_config_str("Pystemon", "dir")
host = config_loader.get_config_str("Pystemon", "redis_host")
port = config_loader.get_config_str("Pystemon", "redis_port")
db = config_loader.get_config_str("Pystemon", "redis_db")
self.importer = PystemonImporter(dir_pystemon, host=host, port=port, db=db)
def get_message(self):
return self.importer.importer()
def compute(self, message):
if message:
item_id, message = message
item = Item(item_id)
self.add_message_to_queue(obj=item, message=message)
if __name__ == '__main__':
module = PystemonModuleImporter()
module.run()