利用python 通过邮件执行系统命令

            #
             -*- coding: cp936 -*-
            import
             os, sys, string

            import
             poplib

            import
             smtplib

            import
             time


            def receive_mail():                 #检测邮箱是否接收到指定邮箱发过来的命令邮件
    host = "pop3.126.com"# pop3服务器地址
    username = "abc@126.com"# 用户名
    password = "password"# 密码
    pp = poplib.POP3(host)         # 创建一个pop3对象，这个时候实际上已经连接上服务器了
    pp.set_debuglevel(1)            # 设置调试模式，可以看到与服务器的交互信息
    pp.user(username)               # 向服务器发送用户名
    pp.pass_(password)              # 向服务器发送密码
    ret = pp.stat()               # 获取服务器上信件信息，返回是一个列表，第一项是一共有多上封邮件，第二项是共有多少字节
    down = pp.retr(ret[0])        #获取第一封邮件# 输出邮件内容#for line in down[1]:#   print line

    getfrom=down[1][9].decode(‘utf-8‘)0
    getsubject=down[1][11].decode(‘utf-8‘)
    pp.quit()  # 退出if getfrom!=‘From: "=?utf-8?B?5qKB6ZSm5r2u?=" <cde@126.com>‘:
        passelse:
        if getsubject==‘Subject: reboot‘:
            return 1
        elif getsubject==‘Subject: restartmq‘:
            return 2
        elif getsubject==‘Subject: ifconfig‘:
            return 3
        else:
            return 0


def sendmail():

    send_mail="abc@126.com"#发件邮箱
    send_mail_passwd="password"#发件邮箱密码
    receive_mail=‘abc@126.com‘#接收邮箱    
    send_mail_server=‘smtp.126.com‘#发件邮箱smtp服务器    
    mail_to = smtplib.SMTP(send_mail_server,25)         
    mail_to.login(send_mail,send_mail_passwd)
    msg = "From: 123@123.com <"+send_mail+""">
To: <"""+receive_mail+""">
Subject: igorn mess

igorn mess
"""
    mail_to.sendmail(send_mail,receive_mail,msg)
    mail_to.close()

    
    
def sendreply():

    send_mail="abc@126.com"#发件邮箱
    send_mail_passwd="password"#发件邮箱密码
    receive_mail=‘cde@126.com‘#接收邮箱    
    send_mail_server=‘smtp.126.com‘#发件邮箱smtp服务器    
    mail_to = smtplib.SMTP(send_mail_server,25)         
    mail_to.login(send_mail,send_mail_passwd)
    msg = "From: 123@123.com <"+send_mail+""">
To: <"""+receive_mail+""">
Subject: order excu

order excu
"""
    mail_to.sendmail(send_mail,receive_mail,msg)
    mail_to.close()


if__name__==‘__main__‘:
    while 1:
        time.sleep(5)
        if receive_mail()==1:
            sendmail()
            sendreply()
            os.system(‘shutdown -r now‘)
        elif receive_mail()==2:
            sendmail()
            sendreply()
            os.system(‘restartmq‘)
        elif receive_mail()==3:
            sendmail()
            sendreply()
            os.system(‘ifconfig‘)
        else:
            pass