linux批量添加10个用户并将其随机密码和用户名写入文件

需求：

　　批量新建10个测试用户，并且让其密码随机，把用户名和密码写入一个文件，并有创建时间和创建者

#!/usr/bin/python
# -*- coding: utf-8 -*-
import os
import random
import time
import io


def deluser(nums):
    \'\'\'删除用户测试用户\'\'\'
    for i in range(nums):
        username = \'stu\' + str(i)
        linux_cmd = \'userdel -r {username}\'.format(username=username)
        cmd_stat = os.system(linux_cmd)
        if cmd_stat == 0:
            print(username + " userdel: OK")
        else:
            print(username + " userdel: FAIL")


def create_user(nums, record_adduser):
    \'\'\'添加用户测试用户\'\'\'
    if isinstance(nums, str):
        nums = int(nums)
    symbol = \'1234567890\'
    if not os.path.exists(os.path.dirname(record_adduser)):
        # 没有这个目录创建
        os.mkdir(os.path.dirname(record_adduser))
    # 这个文件直接打开，没有就创建
    f = io.open(record_adduser, \'a+\', encoding=\'utf-8\')
    for i in range(nums):
        passwd = \'\'.join(random.sample(symbol, 6))
        username = \'stu\' + str(i)
        linux_cmd = \'useradd {username} && echo "{passwd}" | passwd {username} --stdin{linesep}\'.format(username=username,
                                                                                               passwd=passwd, linesep=os.linesep)
        current_user = os.popen(\'whoami\').read().strip()
        cmd_stat = os.system(linux_cmd)
        tmp = str(time.strftime(\'%Y-%m-%d %H:%M \', time.localtime()) + \
                  \' \' + current_user + \' \' + linux_cmd + \' {stat}\')
        if cmd_stat == 0:
            print(username + " useradd: OK")
            tmp = tmp.format(stat=\'OK\').decode(\'utf-8\')
            # 创建成功写一句
            f.write(tmp)
        else:
            print(username + " useradd: FAIL")
            tmp = tmp.format(stat=\'FAIL\').decode(\'utf-8\')
            f.write(tmp)
        # f.flush()
    f.close()

if __name__ == \'__main__\':
    record_adduser = \'/root/adduser{sep}useradd.log\'.format(sep=os.path.sep)
    create_user(10, record_adduser)
    # deluser(10)

# python 2 下，str 是 bytes类型，文件通过 io模块打开