CentOS下编写shell脚本来监控MySQL主从复制
#!/bin/sh# check_mysql_slave status
#
ip=eth0#网卡名称
mysql_binfile=/wxccpf/service/mysql/bin/mysql
mysql_user=root#MySQL数据库账号
mysql_pass=123456#密码
mysql_sockfile=/tmp/mysql.sock
datetime=`date +"%Y-%m-%d/%H:%M:%S"` #获取当前时间
mysql_slave_logfile=/wxccpf/log/mysql/check_mysql_slave.log #日志文件路径，必须提前创建好
slave_ip=`ifconfig $ip|grep "inet addr" | awk -F[:" "]+ '{print $4}'`
status=$($mysql_binfile -u$mysql_user -p$mysql_pass -S $mysql_sockfile -e "show slave status\G" | grep -i "running")
Slave_IO_Running=`echo $status | grep Slave_IO_Running | awk ' {print $2}'`
Slave_SQL_Running=`echo $status | grep Slave_SQL_Running | awk '{print $2}'`
if [ "$Slave_IO_Running" = "Yes" -a "$Slave_SQL_Running" = "Yes" ]
then
echo "Slave is Running!"
else
echo " $datetime $slave_ip Slave is not running!" >> $mysql_slave_logfile
$mysql_binfile -u$mysql_user -p$mysql_pass -S $mysql_sockfile -e "SLAVE STOP;"
$mysql_binfile -u$mysql_user -p$mysql_pass -S $mysql_sockfile -e "SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1;"
$mysql_binfile -u$mysql_user -p$mysql_pass -S $mysql_sockfile -e "SLAVE START;"
$mysql_binfile -u$mysql_user -p$mysql_pass -S $mysql_sockfile -e "EXIT"
fi
:wq! #保存退出
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