目录

安装mysql

安装nginx

​编辑安装redis 

先看一下系统基本信息

安装mysql

rpm -qa | grep mariadb

 卸载mariadb

rpm -e --nodeps mariadb-libs-5.5.68-1.el7.x86_64

wget -i http://dev.mysql.com/get/mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql57-community-release-el7-10.noarch.rpm
yum -y install mysql-community-server --nogpgcheck

也许安装会更顺畅

下载mysql源

curl -O https://repo.mysql.com/mysql57-community-release-el7-11.noarch.rpm

 安装mysql源

rpm -ivh mysql57-community-release-el7-11.noarch.rpm

需要执行

rpm --import https://repo.mysql.com/RPM-GPG-KEY-mysql-2022

否则安装mysql会失败

安装mysql

yum install mysql-community-server

检测安装是否成功

yum list installed mysql-*

启动 MySQL 数据库

systemctl start mysqld.service

查看MySQL运行状态

systemctl status mysqld.service

查看MySQL初始密码

grep "password" /var/log/mysqld.log

登录数据库

mysql -uroot -p

修改MySQL默认密码

ALTER USER 'root'@'localhost' IDENTIFIED BY '!QAZ2wsx';

set global validate_password_policy=0;

#修改密码安全策略为低（只校验密码长度，至少8位）。 

授予root用户远程管理权限

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '!QAZ2wsx';

立即生效

flush privileges;

更改语言

查看

status

修改

vim /etc/my.cnf

添加

character-set-server=utf8 

重启

systemctl restart mysqld

开机自启动

systemctl enable mysqld 

查看MySQL版本号

mysql -V

添加安全组规则3306

安装nginx

yum -y install nginx

启动nginx

systemctl start nginx

添加组策略80

访问

安装redis 

 yum install redis

启动redis

systemctl start redis

允许远程访问

vim /etc/redis.conf

注掉bind 127.0.0.1

修改protected-mode no

守护线程的方式启动daemonize yes

 重启redis

systemctl restart redis

添加组策略6379

 远程连接

查看一下磁盘占用情况