from unrar import rarfile import osimport itertools as its import timefrom concurrent.futures import ThreadPoolExecutordef get_pwd(file_path, output_path, pwd):'''判斷密碼是否正確:param file_path: 需要破解的文件路徑，這里僅對單個文件進行破解:param output_path: 解壓輸出文件路徑:param pwd: 傳入的密碼:return:'''# 傳入被解壓的文件路徑，生成待解壓文件對象file = rarfile.RarFile(file_path)# 輸出解壓后的文件路徑out_put_file_path = 'rar/{}'.format(file.namelist()[0])file.extractall(path=output_path, pwd=pwd)try:# 如果發現文件被解壓處理，移除該文件os.remove(out_put_file_path)# 說明當前密碼有效，并告知print('Find password is "{}"'.format(pwd))return Trueexcept Exception as e:# 密碼不正確print('"{}" is nor correct password!'.format(pwd))# print(e)return Falsedef get_password(min_digits, max_digits, words):"""密碼生成器:param min_digits: 密碼最小長度:param max_digits: 密碼最大長度:param words: 密碼可能涉及的字符:return: 密碼生成器"""while min_digits <= max_digits:pwds = its.product(words, repeat=min_digits)for pwd in pwds:yield ''.join(pwd)min_digits += 1file_path = 'rar/test.rar' output_path = 'rar'# 密碼范圍 # words = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ' # 涉及到生成密碼的參數 words = '01a' pwds = get_password(4, 4, words) # 開始查找密碼 start = time.time() while True:pwd = next(pwds)if get_pwd(file_path, output_path, pwd=pwd):break end = time.time() print('程序耗時{}'.format(end - start))

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