centos 7 keepalived故障邮件通知实战(附Python邮件发送脚本)

centos 7 keepalived故障邮件通知实战(附Python邮件发送脚本)

#####################     sendmail.py  begin     #####################

#!/usr/bin/python -W

# -*- coding: UTF-8 -*-





from email.mime.multipart import MIMEMultipart

from email.mime.base import MIMEBase

from email.mime.text import MIMEText

from email.utils import COMMASPACE,formatdate

from email import encoders





import os





#server['name'], server['user'], server['passwd']

def send_mail(server, fro, to, subject, text, files=[]): 

    assert type(server) == dict 

    assert type(to) == list 

    assert type(files) == list 

 

    msg = MIMEMultipart() 

    msg['From'] = fro 

    msg['Subject'] = subject 

    msg['To'] = COMMASPACE.join(to) #COMMASPACE==', ' 

    msg['Date'] = formatdate(localtime=True) 

    msg.attach(MIMEText(text)) 

 

    for file in files: 

        part = MIMEBase('application', 'octet-stream') #'octet-stream': binary data 

        part.set_payload(open(file, 'rb'.read())) 

        encoders.encode_base64(part) 

        part.add_header('Content-Disposition', 'attachment; filename="%s"' % os.path.basename(file)) 

        msg.attach(part) 

 

    import smtplib 

    smtp = smtplib.SMTP(server['name']) 

    smtp.login(server['user'], server['passwd']) 

    smtp.sendmail(fro, to, msg.as_string()) 

    smtp.close()





send_mail({'name':'smtp.163.com','user':'erp2','passwd':'xxxxxxxxxx'}, 'erp2@163.com', ['99923309@qq.com'], '服务器故障转移', 'keepalived故障转移通知',[])  





#####################     sendmail.py  end     #####################





linux centos7.2实际测试可用，放在：/etc/keepalived/sendmail.py





keepalived配置如下：

在 /etc/keepalived/keepalived.conf 中增加:





vrrp_sync_group VG_1 {

    group {

        VI_1

    }

    notify_master /etc/keepalived/sendmail.py

}





重启keepalived服务即可