python 建立密碼

raysuen發表於2018-05-06
Python密碼
使用：
    mkpass -l [password length] [-nu|-nl|-ns]
獲取幫助：
    mkpass -h



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  1. #!/usr/bin/env python3
  2. # _*_coding:utf-8_*_
  3. # Auth by raysuen

  5. import sys,string,re
  6. import random

  8. class MakePass(object):
  9.     rPassInfo={
  10.         "Length":8,
  11.         "NoUpper":False,
  12.         "NoLower":False,
  13.         "NoSysbol":False
  14.            }
  15.     def __init__(self,passlen=8,nu=False,nl=False,ns=False):
  16.         if passlen != 8:
  17.             self.rPassInfo["Length"] = passlen
  18.         if nu == True:
  19.             self.rPassInfo["NoUpper"] = True
  20.         if nl == True:
  21.             self.rPassInfo["NoLower"] = True
  22.         if ns == True:
  23.             self.rPassInfo["NoSysbol"] = True

  25.     def MkPass(self):
  26.         rPassStr={
  27.             "passStr":'',
  28.             "AllChar":[],
  29.             "pwIndex":[],
  30.             "num":0
  31.         }
  32.         if self.rPassInfo["NoUpper"] == False:
  33.             rPassStr["AllChar"].append(random.choice(string.ascii_uppercase))
  34.             rPassStr["passStr"] = rPassStr["passStr"]+''.join(string.ascii_lowercase)
  35.             rPassStr["num"] += 1
  36.         if self.rPassInfo["NoLower"] == False:
  37.             rPassStr["AllChar"].append(random.choice(string.ascii_lowercase))
  38.             rPassStr["passStr"] = rPassStr["passStr"] + ''.join(string.ascii_lowercase)
  39.             rPassStr["num"] += 1
  40.         if self.rPassInfo["NoSysbol"] == False:
  41.             rPassStr["AllChar"].append(random.choice("!@#$%&*()+.,"))
  42.             rPassStr["passStr"] = rPassStr["passStr"] + "!@#$%&*()+.,"
  43.             rPassStr["num"] += 1
  44.         rPassStr["passStr"] = rPassStr["passStr"] + ''.join(string.digits)
  45.         rPassStr["AllChar"].append(random.choice(string.digits))
  46.         rPassStr["num"] += 1

  48.         rPassStr["pwIndex"].extend(random.sample(range(1,self.rPassInfo["Length"]),rPassStr["num"]))
  49.         rPassStr["pwIndex"].sort()

  51.         n = 0
  52.         i = 0
  53.         res = ''
  54.         while i < self.rPassInfo["Length"]:
  55.             isMatch = False
  56.             for j in rPassStr["pwIndex"]:
  57.                 if i == j:
  58.                     res = res + ''.join(rPassStr["AllChar"][n])
  59.                     n += 1
  60.                     i += 1
  61.                     isMatch = True
  62.                     break
  63.             if isMatch == False:
  64.                 res = res + ''.join(random.choice(rPassStr["passStr"]))
  65.                 i += 1

  67.         return res

  69. def func_help():
  70.     print("""
  71.         Name:
  72.             mkpass --make password
  73.         
  74.         Synopsis:
  75.             mkpass -l [password length] [-nu|-nl|-ns]
  76.             
  77.         Description:
  78.             -l Specify a number for the length of password,defaul 8
  79.             -nu Don't use upper
  80.             -nl Don't use lower
  81.             -ns Don't use special character
  82.             -h Get help
  83.     """)


  86. if __name__=='__main__':
  87.     i = 1
  88.     mp = MakePass()
  89.     while i < len(sys.argv):
  90.         if sys.argv[i] == '-l': #-l means length
  91.             if i+1 > len(sys.argv):
  92.                 print("The value of -l must be specified!!!")
  93.                 exit(1)
  94.             elif re.match("^-", sys.argv[i+1]) != None: #判斷下個引數是否以-開頭
  95.                 print("The value of -l must be specified!!!")
  96.                 exit(1)
  97.             elif sys.argv[i+1].isdecimal() == False: #判斷-l下一個引數是否為數字
  98.                 print("The value of -l must be digits")
  99.                 exit(1)
  100.             i += 1
  101.             mp.rPassInfo["Length"] = int(sys.argv[i]) #獲取-l引數的value
  102.         elif sys.argv[i] == '-nu': #-nu 指定不適用大寫字元
  103.             mp.rPassInfo["NoUpper"] = True
  104.         elif sys.argv[i] == '-nl': #-nu 指定不適用小寫字元
  105.             mp.rPassInfo["NoLower"] = True
  106.         elif sys.argv[i] == '-ns': #-nu 指定不適用特殊字元
  107.             mp.rPassInfo["NoSysbol"] = True
  108.         elif sys.argv[i] == '-h':
  109.             func_help()
  110.             exit(0)
  111.         i += 1
  112.     print(mp.MkPass())





來自 “ ITPUB部落格 ” ，連結：http://blog.itpub.net/28572479/viewspace-2153864/，如需轉載，請註明出處，否則將追究法律責任。

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