探测MySQL主从状态，如果从未同步，则发邮件通知运维人员。利用定时任务秒级监测！
# -*- coding: utf-8 -*
#! /usr/bin/env python
from fabric.api import *
from fabric.colors import *
from fabric.context_managers import *
from fabric.contrib.console import confirm
import string
import smtplib
#client ip
env.port='9527'
env.user='dyt'
env.hosts=['192.168.129.138','192.168.129.139']
env.password='dyt2015'
#env.mysql_port = '3306'
@task
def check():
slave_ip = run("ip add|grep global")
for ip in env.hosts:
if ip in slave_ip:
slave_ip = ip
slave_io = run("mysql -uroot -S /tmp/mysql_3306.sock -e 'show slave status\G'|grep Slave_IO_Running:|awk '{print $2}'")
slave_sql = run("mysql -uroot -S /tmp/mysql_3306.sock -e 'show slave status\G'|grep Slave_SQL_Running:|awk '{print $2}'")
if slave_io == 'Yes' and slave_sql == 'Yes':
pass
else:
HOST = "smtp.qq.com"
SUBJECT = "MySQL Master-Slave Warning . "
TO = "test@qq.com"
FROM = "test@qq.com"
text = "%-20s MySQL Master-Slave status : down" % slave_ip
BODY = string.join((
"From: %s" % FROM,
"To: %s" % TO,
"Subject: %s" % SUBJECT ,
"",
text
), "\r\n")
server = smtplib.SMTP()
server.connect(HOST,"25")
server.starttls()
server.login("test@qq.com","password")
server.sendmail(FROM, [TO], BODY)
server.quit()
