cleanup
JoYo
parent
f77e558760
commit
da0d4c9f9f
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@ -0,0 +1,2 @@
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__pycache__/
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seed
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run.py
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run.py
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#! /usr/bin/env python3
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from datetime import datetime
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from random import randint
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from time import sleep
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import binascii
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import logging
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import os
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import socket
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import subprocess
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class Server:
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_children = list()
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host = ('127.0.0.1', 5000)
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sock = socket.socket()
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sock.bind(host)
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sock.listen()
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client = None
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logging.info('binding [{}]'.format(host))
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def __enter__(self):
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return self
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def __exit__(self, *args):
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return
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def __del__(self):
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self.sock.shutdown(socket.SHUT_RD)
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self.sock.close()
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def accept(self):
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self.client, address = self.sock.accept()
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logging.info('address accpeted [{}]'.format(address))
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def recv(self, size: int=int()) -> list:
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if not self.client:
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raise BrokenPipeError('client connection missing')
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recvd = self.client.recv(size)
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if recvd:
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logging.info('recvd [{}]'.format(len(recvd)))
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return recvd
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def send(self, data: bytes):
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logging.info('send [{}]'.format(binascii.b2a_hex(data)))
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if not self.client:
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raise BrokenPipeError('client connection missing')
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self.client.sendall(data)
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@property
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def children(self):
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children = self._children
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self._children = list()
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return children
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class Genorator:
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seed = bytes()
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def __init__(self, *, server: Server, parent: str, seed: str=str(), run_dir: str=str()):
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self.server = server
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self.parent = os.path.abspath(parent)
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if seed:
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with open(seed, 'rb') as seed_file:
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self.seed = seed_file.read()
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try:
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os.mkdir(run_dir)
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except FileNotFoundError or PermissionError:
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run_dir = os.path.dirname(self.seed)
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except FileExistsError:
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pass
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self.run_dir = run_dir
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parent_args = {
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'parent': self.parent,
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'scrap': self.seed,
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'cwd': self.run_dir}
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self.parenting(parent=self.parent, cwd=self.run_dir)
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self.seeding(scrap=self.seed)
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def __del__(self):
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if self.proc:
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self.proc.terminate()
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def scrap_recent(self, *, run_dir: str) -> str:
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scraps = sorted(os.listdir(run_dir))
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if scraps:
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return os.path.join(run_dir, scraps[-1])
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return None
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def parenting(self, *, parent: str, cwd: str):
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cmd = [parent]
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logging.info('parent {}'.format(cmd))
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self.proc = subprocess.Popen(
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[parent],
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cwd=cwd)
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def seeding(self, *, scrap: bytes):
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offset = randint(0, len(scrap))
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flip = randint(0, 255)
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logging.info('scrap\n{}'.format(binascii.b2a_hex(scrap)))
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self.server.accept()
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scrap_len = bytes([len(scrap)])
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logging.info('send child len [{}]'.format(scrap_len))
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self.server.send(scrap_len)
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# self.server.send(scrap)
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logging.info('child send')
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child = self.server.recv()
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if child:
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raise Exception(child)
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def hex_dumps(scrap_dir):
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scrap_dir = os.path.abspath(scrap_dir)
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dump_dir = os.path.join(scrap_dir, 'hex')
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if not os.path.isdir(dump_dir):
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os.mkdir(dump_dir)
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scraps = os.listdir(scrap_dir)
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for scrap in scraps:
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scrap_path = os.path.join(scrap_dir, scrap)
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hex_name = '{}.hex'.format(scrap)
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hex_path = os.path.join(dump_dir, hex_name)
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if os.path.isfile(scrap_path):
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with open(scrap_path, 'rb') as file_in:
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with open(hex_path, 'w') as file_out:
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binary = bytes(file_in.read())
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for each in binary:
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file_out.writelines('\'\\x{:02X}\',\n'.format(each))
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def provision():
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provision = ['sudo', 'sh', 'provision-ubuntu.sh']
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prov_proc = subprocess.run(provision)
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waf = [sys.executable, 'waf.py', 'configure']
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waf_proc = subprocess.run(waf)
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def build():
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waf = [sys.executable, 'waf.py', 'build']
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waf_proc = subprocess.run(waf)
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if __name__ == '__main__':
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import argparse
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import sys
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parser = argparse.ArgumentParser(
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description='position independent code (PIC) mutation experiment.')
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parser.add_argument('--verbose', '-v', action='count')
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parser.add_argument('-build', action='store_true',
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help='build parent and seed PIC image, exit.')
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parser.add_argument('-provision', action='store_true',
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help='provision ubuntu for run, exit.')
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parser.add_argument('-log', default='log_sins', help='log to file.')
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parser.add_argument('-seed', default='build/seed.asm.2.o',
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help='path to PIC image.')
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parser.add_argument('-parent', default='build/generation.elf',
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help='path to generation lib.')
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parser.add_argument('-dir', default='sandbox',
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help='path to execution directory.')
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parser.add_argument('-dumps', action='store_true',
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help='dump hex values of scraps in directory, exit.')
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args = parser.parse_args()
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logger = logging.getLogger()
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logger.setLevel(
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logging.DEBUG) if args.verbose else logger.setLevel(logging.INFO)
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formatter = logging.Formatter('# %(filename)s:%(lineno)s\n%(message)s')
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stream_handler = logging.StreamHandler()
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stream_handler.setFormatter(formatter)
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logger.addHandler(stream_handler)
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file_handler = logging.FileHandler(args.log, 'a')
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file_handler.setFormatter(formatter)
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logger.addHandler(file_handler)
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logging.info(args)
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if args.provision:
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provision()
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if args.build:
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build()
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if args.dumps:
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hex_dumps(args.dir)
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with Server() as server:
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gen = Genorator(server=server, parent=args.parent,
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seed=args.seed, run_dir=args.dir)
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19
wscript
19
wscript
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@ -1,19 +0,0 @@
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#! /usr/bin/env python3
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# -*- mode: python -*-
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# vi: set ft=python :
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def options(opt):
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opt.load('nasm')
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opt.load('compiler_cxx')
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def configure(conf):
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conf.load('nasm')
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conf.load('compiler_cxx')
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def build(bld):
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bld.program(source='generation.cpp', target='generation.elf')
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bld(features='asm', source='seed.asm', target='seed')
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