#!/usr/bin/env python
# -*- coding: UTF-8 -*-
# Author:Leslie-x
import itertools as its
import threading
import rarfile
import os
words = '0123456789abcdefghijklmnopqrstuvwxyz' # 涉及到生成密碼的參數(shù)
flag = True # 是否關(guān)閉線程的標(biāo)志

def append_on_file(password,file_name):
  # 把解析出的密碼寫入到文件中
  with open('password.txt', 'a', encoding='utf8') as f:
    text = file_name+':'+password + '\n'
    f.write(text)
def get_password(min_digits, max_digits, words):
  """
  :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 += 1
def extract(File,file_name):
  """
  若線程關(guān)閉標(biāo)志為True，就執(zhí)行循環(huán)，從密碼生成器中取出密碼，驗證密碼是否正確
  密碼正確，則把密碼寫入文件中，并將線程關(guān)閉標(biāo)志flag設(shè)定為False,通知其他線程關(guān)閉
  """
  global flag
  while flag:
    p = next(passwords)
    try:
      File.extractall(pwd=p) # 打開壓縮文件,提供密碼...
      flag = False
      print("password is " + p) ###破解到密碼
      append_on_file(p,file_name)
      break
    except:
      print(p)
def mainStep(file_path,file_name):
  """
  多線程并發(fā)驗證密碼
  :param file_path: rar壓縮文件路徑列表
  :return:
  """
  file = rarfile.RarFile(file_path)
  for pwd in range(3):
    t = threading.Thread(target=extract, args=(file,file_name))
    t.start()
if __name__ == '__main__':
  # 主程序
  base_dir = r'E:\迅雷下載\rar'
  for file_info in os.listdir(base_dir):
    try:
      # 拼接壓縮文件路徑
      file_path = os.path.join(base_dir, file_info)
      # 壓縮文件名稱
      file_name = file_info.split('.')[0]
      # 生成密碼字典：密碼長度最小為4，最大為11
      passwords = get_password(4, 11, words)
      # 將任務(wù)分發(fā)給線程執(zhí)行
      mainStep(file_path,file_name)
    except:
      pass