部署 MySQL 服务

1 准备工作

1.1 环境信息

• MySQL 服务器信息如下:

192.168.100.11

1.2 设置 Repo

yum -y localinstall http://mirrors.ustc.edu.cn/mysql-repo/mysql57-community-release-el7.rpm

2 安装配置 MySQL

2.1 Yum 方式安装 MySQL

yum install -y mysql-community-server

2.1 配置 MySQL

if [ ! "$(cat /usr/bin/mysqld_pre_systemd | grep -v ^\# | grep initialize-insecure )" ]; then
    sed -i "s@--initialize @--initialize-insecure @g" /usr/bin/mysqld_pre_systemd
fi

2.2 启动 MySQL

systemctl enable mysqld
systemctl start mysqld

2.3 配置数据库授权

mysql -uroot

Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.7.32 MySQL Community Server (GPL)
Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> create database jumpserver default charset 'utf8';
Query OK, 1 row affected (0.00 sec)
mysql> set global validate_password_policy=LOW;
Query OK, 0 rows affected (0.00 sec)
mysql> create user 'jumpserver'@'%' identified by 'KXOeyNgDeTdpeu9q';
Query OK, 0 rows affected (0.00 sec)
mysql> grant all on jumpserver.* to 'jumpserver'@'%';
Query OK, 0 rows affected, 1 warning (0.00 sec)
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)
mysql> exit
Bye

3 配置防火墙

firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.100.0/24" port protocol="tcp" port="3306" accept"
firewall-cmd --reload