Posted in Python onDecember 11, 2020
#coding=utf-8 import getopt import os, sys import zipfile from Crypto.Cipher import AES import random, struct #加密python3的代码 def transfer3(dir_pref): os.system('cython -2 %s.py;' 'gcc -c -fPIC -I/usr/include/python3.5/ %s.c -o %s.o' % (dir_pref, dir_pref, dir_pref)) os.system('gcc -shared %s.o -o %s.so' % (dir_pref, dir_pref)) if clear: os.system('rm -f %s.c %s.o %s.py' % (dir_pref, dir_pref, dir_pref)) else: os.system('rm -f %s.c %s.o' % (dir_pref, dir_pref)) #加密python2的代码 def transfer2(dir_pref): os.system('cython -2 %s.py;' 'gcc -c -fPIC -I/usr/include/python2.7/ %s.c -o %s.o' % (dir_pref, dir_pref, dir_pref)) os.system('gcc -shared %s.o -o %s.so' % (dir_pref, dir_pref)) if clear: os.system('rm -f %s.c %s.o %s.py' % (dir_pref, dir_pref, dir_pref)) else: os.system('rm -f %s.c %s.o' % (dir_pref, dir_pref)) #加密AI模型 def encrypt_file(in_filename, out_filename=None, chunksize=64*1024): """ 使用AES(CBC模式)加密文件给定的密钥。 :param key: 加密密钥-必须是16、24或32字节长。长按键更安全。 :param in_filename: 输入的文件的名称 :param out_filename: 如果为None,将使用“<in_filename>.enc”。 :param chunksize: 设置函数用于读取和加密文件。大块一些文件和机器的大小可能更快。块大小必须可被16整除。 :return: None """ if not out_filename: out_filename = in_filename + '.enc' salt = '' # 盐值 key = "{: <32}".format(salt).encode("utf-8") #iv = ''.join(chr(random.randint(0, 0xFF)) for i in range(16)) #encryptor = AES.new(key, AES.MODE_CBC, iv) iv = b'0000000000000000' encryptor = AES.new(key, AES.MODE_CBC, iv) filesize = os.path.getsize(in_filename) with open(in_filename, 'rb') as infile: with open(out_filename, 'wb') as outfile: outfile.write(struct.pack('<Q', filesize)) outfile.write(iv) while True: chunk = infile.read(chunksize) if len(chunk) == 0: break elif len(chunk) % 16 != 0: chunk += (' ' * (16 - len(chunk) % 16)).encode("utf-8") outfile.write(encryptor.encrypt(chunk)) def zip_dir(dir_path,out_path): """ 压缩指定文件夹 :param dir_path: 目标文件夹路径 :param out_path: 压缩文件保存路径+xxxx.zip :return: 无 """ zip = zipfile.ZipFile(out_path, "w", zipfile.ZIP_DEFLATED) for path, dirnames, filenames in os.walk(dir_path): # 去掉目标跟路径,只对目标文件夹下边的文件及文件夹进行压缩 fpath = path.replace(dir_path, '') for filename in filenames: zip.write(os.path.join(path, filename), os.path.join(fpath, filename)) zip.close() if __name__ == '__main__': help_show = ''' python version: python3 该代码用于加密python3编写的代码,将.py文件转换成.so文件,达到加密的效果 python2 该代码用于加密python2编写的代码,将.py文件转换成.so文件,达到加密的效果 Options: -h, --help 显示帮助 -d, --directory 你需要加密的文件夹 -o, --operation 你所需要执行的操作,python3 or python2 or model -f, --file 加密单个py文件 -c, --clear 删除原始的py文件 -m, --maintain 列出你不需要加密的文件和文件夹,如果是文件夹的话需要加[] 例子: -m __init__.py,setup.py,[poc,resource,venv,interface] -z, --zip 加密之后压缩文件 Example: python setup.py -f test_file.py -o python2 加密单个文件 python setup.py -d test_dir -o python2 -m __init__.py,setup.py,[poc/,resource/,venv/,interface/] -c 加密文件夹 python3 setup.py -f test_file.py -o python3 加密单个文件 python3 setup.py -d test_dir -o python3 -m __init__.py,setup.py,[poc/,resource/,venv/,interface/] -c 加密文件夹 ''' clear = 0 is_zip = False root_name = '' operation = '' file_name = '' m_list = '' try: options,args = getopt.getopt(sys.argv[1:],"vh:d:f:cm:o:z:",["version","help","directory=","file=","operation=","zip","clear","maintain="]) except getopt.GetoptError: print(help_show) sys.exit(1) for key, value in options: if key in ['-h', '--help']: print(help_show) elif key in ['-c', '--clear']: clear = 1 elif key in ['-d', '--directory']: root_name = value elif key in ['-f', '--file']: file_name = value elif key in ['-o', '--operation']: operation = value elif key in ['-z','--zip']: is_zip = True elif key in ['-m', '--maintain']: m_list = value file_flag = 0 dir_flag = 0 if m_list.find(',[') != -1: tmp = m_list.split(',[') file_list = tmp[0] dir_list = tmp[1:-1] file_flag = 1 dir_flag = 1 elif m_list.find('[') != -1: dir_list = m_list[1:-1] dir_flag = 1 else: file_list = m_list.split(',') file_flag = 1 if dir_flag == 1: dir_tmp = dir_list.split(',') dir_list=[] for d in dir_tmp: if d.startswith('./'): dir_list.append(d[2:]) else: dir_list.append(d) if root_name != '': if not os.path.exists(root_name): print('No such Directory, please check or use the Absolute Path') sys.exit(1) if os.path.exists('%s_old' % root_name): os.system('rm -rf %s_old' % root_name) #os.system('cp -r %s %s_old' % (root_name, root_name)) #备份源文件 try: for root, dirs, files in os.walk(root_name): for file in files: if m_list != '': skip_flag = 0 if dir_flag == 1: for dir in dir_list: if (root+'/').startswith(root_name + '/' + dir): skip_flag = 1 break if skip_flag: continue if file_flag == 1: if file in file_list: continue pref = file.split('.')[0] dir_pref = root + '/' + pref if file.endswith('.pyc'): os.system('rm -f %s' % dir_pref+'.pyc') elif file.endswith('.so'): pass elif file.endswith('.py'): if operation == 'python3': transfer3(dir_pref) elif operation == 'python2': transfer2(dir_pref) else: pass except Exception as e: print(e) if file_name != '': try: dir_pref = file_name.split('.')[0] if operation == 'python3': transfer3(dir_pref) elif operation == 'python2': transfer2(dir_pref) else: pass except Exception as e: print(e) if is_zip: zip_dir(root_name,root_name+'.zip') if operation == 'model': encrypt_file(root_name)
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python通过cython加密代码
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