zabbix自定义监控mysql主从状态和延迟，模板管理，用户和组及权限管理

cy大马猴

已于 2022-09-15 12:39:49 修改

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文章标签： mysql zabbix 数据库

于 2022-09-08 02:02:07 首次发布

本文链接：https://blog.youkuaiyun.com/m0_62469712/article/details/126754841

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本文介绍了如何使用Zabbix监控MySQL主从延迟，包括在主从节点上的配置步骤，以及如何通过自定义脚本来实现监控。同时，文章详细讲解了Zabbix中的模板管理、用户组设置以及权限分配，包括创建用户组、用户角色以及模板的创建与应用。

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需要三台虚拟机部署

先在主，安装mariadb*,然后开机自启，配置密码

[root@master ~]# dnf -y install mariadb*
[root@master ~]# systemctl enable --now mariadb
Created symlink /etc/systemd/system/mysql.service → /usr/lib/systemd/system/mariadb.service.
Created symlink /etc/systemd/system/mysqld.service → /usr/lib/systemd/system/mariadb.service.
Created symlink /etc/systemd/system/multi-user.target.wants/mariadb.service → /usr/lib/systemd/system/mariadb.service.
[root@master ~]# mysql
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 8
Server version: 10.3.28-MariaDB MariaDB Server

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]> set password = password('123456');
Query OK, 0 rows affected (0.000 sec)

//能进去说明没问题
[root@master ~]# mysql -uroot -p123456
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 9
Server version: 10.3.28-MariaDB MariaDB Server

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]> quit
Bye
[root@master ~]#

在从，安装mariadb*

[root@web ~]# dnf -y install mariadb*
[root@web ~]# systemctl enable --now mariadb
Created symlink /etc/systemd/system/mysql.service → /usr/lib/systemd/system/mariadb.service.
Created symlink /etc/systemd/system/mysqld.service → /usr/lib/systemd/system/mariadb.service.
Created symlink /etc/systemd/system/multi-user.target.wants/mariadb.service → /usr/lib/systemd/system/mariadb.service.
[root@web ~]# mysql
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 8
Server version: 10.3.28-MariaDB MariaDB Server

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]> set password = password('123456');
Query OK, 0 rows affected (0.000 sec)

MariaDB [(none)]> 

MariaDB [(none)]> quit
Bye

//能进去就没问题
[root@web ~]# mysql -uroot -p123456
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 9
Server version: 10.3.28-MariaDB MariaDB Server

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]>

在主库上面配置同步账号

[root@master ~]# mysql -uroot -p123456
Welcome to the MariaDB monitor.  Commands end with ; or \g.
Your MariaDB connection id is 10
Server version: 10.3.28-MariaDB MariaDB Server

Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

MariaDB [(none)]> grant replication slave on *.* to 'repl'@'192.168.64.130' identified by '123456';
Query OK, 0 rows affected (0.000 sec)

MariaDB [(none)]> quit
Bye

写它的配置文件

[root@master ~]# vim /etc/my.cnf.d/mariadb-server.cnf
# instructions in http://fedoraproject.org/wiki/Systemd
[mysqld]
datadir=

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