mirror of https://github.com/D4-project/d4-core
118 lines
4.4 KiB
Python
Executable File
118 lines
4.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import os
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import sys
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import time
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import redis
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import datetime
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sys.path.append(os.path.join(os.environ['D4_HOME'], 'lib/'))
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import ConfigLoader
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def data_incorrect_format(session_uuid):
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print('Incorrect format')
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sys.exit(1)
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config_loader = ConfigLoader.ConfigLoader()
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redis_server_stream = config_loader.get_redis_conn("Redis_STREAM", decode_responses=False)
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config_loader = None
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# get file config
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config_file_server = os.path.join(os.environ['D4_HOME'], 'configs/server.conf')
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config_server = configparser.ConfigParser()
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config_server.read(config_file_server)
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# get data directory
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use_default_save_directory = config_loader.get_config_boolean("Save_Directories", "use_default_save_directory")
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# check if field is None
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if use_default_save_directory:
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data_directory = os.path.join(os.environ['D4_HOME'], 'data')
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else:
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data_directory = get_config_str.get_config_boolean("Save_Directories", "save_directory")
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config_loader = None
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type = 4
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rotation_save_cycle = 300 #seconds
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if __name__ == "__main__":
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if len(sys.argv) != 2:
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print('usage:', 'Worker.py', 'session_uuid')
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exit(1)
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session_uuid = sys.argv[1]
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stream_name = 'stream:{}:{}'.format(type, session_uuid)
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id = '0'
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redis_server_stream.sadd('working_session_uuid:{}'.format(type), session_uuid)
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res = redis_server_stream.xread({stream_name: id}, count=1)
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if res:
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date = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
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uuid = res[0][1][0][1][b'uuid'].decode()
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data_rel_path = os.path.join(data_directory, uuid, str(type))
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dir_path = os.path.join(data_rel_path, date[0:4], date[4:6], date[6:8])
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if not os.path.isdir(dir_path):
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os.makedirs(dir_path)
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filename = '{}-{}-{}-{}-{}.dnscap.txt'.format(uuid, date[0:4], date[4:6], date[6:8], date[8:14])
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rel_path = os.path.join(dir_path, filename)
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print('---- worker launched, uuid={} session_uuid={} epoch={}'.format(uuid, session_uuid, time.time()))
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else:
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sys.exit(1)
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print('Incorrect message')
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time_file = time.time()
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rotate_file = False
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while True:
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res = redis_server_stream.xread({stream_name: id}, count=1)
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if res:
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new_id = res[0][1][0][0].decode()
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if id != new_id:
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id = new_id
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data = res[0][1][0][1]
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if id and data:
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#print(id)
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#print(data)
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new_date = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
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if ( new_date[0:8] != date[0:8] ) or ( time.time() - time_file > rotation_save_cycle ):
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date = new_date
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rotate_file = True
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if rotate_file and b'\n[' in data[b'message']:
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old_str, new_str = data[b'message'].split(b'\n[', maxsplit=1)
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with open(rel_path, 'ab') as f:
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f.write(old_str)
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dir_path = os.path.join(data_rel_path, date[0:4], date[4:6], date[6:8])
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if not os.path.isdir(dir_path):
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os.makedirs(dir_path)
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filename = '{}-{}-{}-{}-{}.dnscap.txt'.format(data[b'uuid'].decode(), date[0:4], date[4:6], date[6:8], date[8:14])
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rel_path = os.path.join(dir_path, filename)
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time_file = time.time()
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rotate_file = False
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with open(rel_path, 'ab') as f:
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f.write(b'['+new_str)
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else:
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with open(rel_path, 'ab') as f:
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f.write(data[b'message'])
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redis_server_stream.xdel(stream_name, id)
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else:
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# sucess, all data are saved
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if redis_server_stream.sismember('ended_session', session_uuid):
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redis_server_stream.srem('ended_session', session_uuid)
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redis_server_stream.srem('session_uuid:{}'.format(type), session_uuid)
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redis_server_stream.srem('working_session_uuid:{}'.format(type), session_uuid)
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redis_server_stream.hdel('map-type:session_uuid-uuid:{}'.format(type), session_uuid)
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redis_server_stream.delete(stream_name)
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print('---- dnscap DONE, uuid={} session_uuid={} epoch={}'.format(uuid, session_uuid, time.time()))
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sys.exit(0)
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else:
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time.sleep(10)
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