批量检测Mysql复制状态的shell 脚本

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批量检查Mysql 复制状态脚本,发现复制异常的Mysql数据库通过企业邮箱进行报警。

##############check replication result###########################

#! /bin/bash

time=`date +%Y%m%d-%H:%M:%S`

if [ -f /root/script/checkresult.txt ];then
cat /dev/null > /root/script/checkresult.txt
else
touch /root/script/checkresult.txt
fi

for checklist in `cat /root/script/check_replication_list.txt`;do
#echo ${checklist}
cn=0
ip=`echo ${checklist} | awk -F ":" '{print $1}'`
port=`echo ${checklist} | awk -F ":" '{print $2}'`
output=`/opt/mysql3306/bin/mysql -urepcheck -prepcheck -h${ip} -P${port} -e "show slave status\G;" | grep -P 'Slave_(IO|SQL)_Running:'`
while read line;do
#echo $line
if [ `echo $line | awk -F ": " '{print $2}'`=='YES' ];then
cn=`expr ${cn} + 1`
fi
done<<EOF
${output}
EOF
if [ ${cn} -eq 2 ]; then
echo ${time} 'ip address:'${ip}' port:'${port}' REPLICATION IS OK!' >> /root/script/checkresult.txt
else
echo ${time} 'ip address:'${ip}' port:'${port}' REPLICATION IS ERROR!' >> /root/script/checkresult.txt
fi

done

########################在通过python检测结果发现异常通过邮箱发送邮件############################

[root@mysqltest script]# cat alert.py
from sendmail import sendmail

with open('/root/script/checkresult.txt', 'r') as f:
for line in f.readlines():
flag=line.find('OK')
if flag == -1:
sendmail(line)

################sendmail()#####################

[root@mysqltest script]# cat sendmail.py
from email import encoders
from email.header import Header
from email.mime.text import MIMEText
from email.utils import parseaddr, formataddr
import smtplib

def _format_addr(s):
name, addr = parseaddr(s)
return formataddr(( \
Header(name, 'utf-8').encode(), \
addr.encode('utf-8') if isinstance(addr, unicode) else addr))

def sendmail(s):

from_addr = 'huym@corp.21cn.com'
password = '287473617@qq.com'
to_addr = 'huym@corp.21cn.com'
smtp_server = 'smtp.corp.21cn.com' ##公司smtp服务器

msg = MIMEText(s, 'plain', 'utf-8')
msg['From'] = _format_addr(u'Python alert <%s>' % from_addr)
msg['To'] = _format_addr(u'Administrator <%s>' % to_addr)
msg['Subject'] = Header(u'replication error', 'utf-8').encode()

server = smtplib.SMTP(smtp_server, 25)
server.set_debuglevel(1)
server.login(from_addr, password)
server.sendmail(from_addr, [to_addr], msg.as_string())
server.quit()

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