【08】监控MySQL的自定义脚本 chk_mysql.sh

# /usr/local/zabbix-4.0.0/etc/zabbix_agentd.conf.d

# cat chk_mysql.sh 

#！/bin/bash

#这里为在本地数据库授权的账户and密码哦
MYSQL_USER='zabbix'

# 密码
MYSQL_PWD='Admin@123'

# 主机地址/IP
MYSQL_HOST='127.0.0.1'

# 端口
MYSQL_PORT='3306'

# 数据连接
MYSQL_CONN="/usr/local/mysql/bin/mysqladmin -u${MYSQL_USER} -p${MYSQL_PWD} -h${MYSQL_HOST} -P${MYSQL_PORT}"

# 参数是否正确
if [ $# -ne "1" ];then
echo "arg error!"
fi

# 获取数据
case $1 in
Uptime)
result=`${MYSQL_CONN} status 2>/dev/null |cut -f2 -d":" |cut -f1 -d"T"`
echo $result
;;
Com_update)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_update"|cut -d"|" -f3`
echo $result
;;
Slow_queries)
result=`${MYSQL_CONN} status 2>/dev/null |cut -f5 -d":"|cut -f1 -d"O"`
echo $result
;;
Com_select)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_select"|cut -d"|" -f3`
echo $result
;;
Com_rollback)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_rollback"|cut -d"|" -f3`
echo $result
;;
Questions)
result=`${MYSQL_CONN} status 2>/dev/null |cut -f4 -d":"|cut -f1 -d"S"`
echo $result
;;
Com_insert)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_insert"|cut -d"|" -f3`
echo $result
;;
Com_delete)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_delete"|cut -d"|" -f3`
echo $result
;;
Com_commit)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_commit"|cut -d"|" -f3`
echo $result
;;
Bytes_sent)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Bytes_sent" |cut -d"|" -f3`
echo $result
;;
Bytes_received)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Bytes_received" |cut -d"|" -f3`
echo $result
;;
Com_begin)
result=`${MYSQL_CONN} extended-status 2>/dev/null |grep -w "Com_begin"|cut -d"|" -f3`
echo $result
;;

*)
echo "Usage:$0(Uptime|Com_update|Slow_queries|Com_select|Com_rollback|Questions|Com_insert|Com_delete|Com_commit|Bytes_sent|Bytes_received|Com_begin)"
;;
esac

 cat mysql.conf

# 获取mysql版本
UserParameter=mysql.version,/usr/local/mysql/bin/mysqladmin -V

# 获取mysql性能指标,这个是上面定义好的脚本
UserParameter=mysql.status[*],/usr/local/zabbix-4.0.0/etc/zabbix_agentd.conf.d/chk_mysql.sh $1

# 获取mysql运行状态
UserParameter=mysql.ping,/usr/local/mysql/bin/mysqladmin -uzabbix -pAdmin@123 -P3306 -h127.0.0.1 ping 2>/dev/null | grep -c alive

参考文档：https://www.cnblogs.com/shiyiwen/p/5181216.html