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cleanup

master
JoYo 3 years ago
parent
commit
da0d4c9f9f
  1. 2
      .gitignore
  2. 214
      run.py
  3. 19
      wscript

2
.gitignore

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__pycache__/
seed

214
run.py

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

19
wscript

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#! /usr/bin/env python3
# -*- mode: python -*-
# vi: set ft=python :
def options(opt):
opt.load('nasm')
opt.load('compiler_cxx')
def configure(conf):
conf.load('nasm')
conf.load('compiler_cxx')
def build(bld):
bld.program(source='generation.cpp', target='generation.elf')
bld(features='asm', source='seed.asm', target='seed')
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