批量修改用户密码

#!/usr/bin/python
import sys
import os
import pwd
import spwd
import subprocess
import random
import time


log_file = open('/tmp/CHPASSWDLOG','w+')


def user_list():
    name_list = [x.pw_name for x in pwd.getpwall() if x.pw_shell != '/bin/false']
    shadow_list = [s.sp_nam for s in spwd.getspall() if '!' not in s.sp_pwd]
    login_user = [ l for l in shadow_list if l in name_list]
    return login_user

def crea_pass():
    password_list = []
    users = user_list()
    for i in range(len(users)):
        ALPHABET = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!@#$%^&*()_"
        password = ''.join(random.sample(ALPHABET,12))
        password_list = password_list + [password]
    print password_list
    return password_list


users = user_list()
password_list = crea_pass()

if len(users) != len(password_list):
    print "error"
    sys.exit()
else:
    for i in range(len(users)):
        cmd = 'echo %s |passwd --stdin %s' %(password_list[i],users[i])
        os.system(cmd)