#!/bin/bash
Dir=/soft
if [ ! -d $Dir ];then
mkdir -p /soft
echo "please upload packeges to directory /soft"
fi
#LNMP搭建脚本
mysql依赖包：keyutils-libs-develkrb5-devel libcom_err-devel libkadm5 libselinux-devel libsepol-devellibverto-devel openssl-devel pcre-devel zlib-devel
yum -y install gcc gcc-c++ autoconf libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel zlib zlib-devel glibc glibc-devel glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel e2fsprogs e2fsprogs-devel krb5 krb5-devel libidn libidn-devel openssl openssl-devel openldap openldap-devel nss_ldap openldap-clients openldap-servers libmcrypt mcrypt mhash pcre ImageMagick memcached libevent libevent-devel ImageMagick-devel
yum install -y php-mysql php-gd libjpeg* php-imap php-ldap php-odbc php-pear php-xml php-xmlrpc php-mbstring php-mcrypt php-bcmath php-mhash libmcrypt
cd /soft
xz -d mysql-8.0.19-linux-glibc2.12-x86_64.tar.xz
tar -xvf mysql-8.0.19-linux-glibc2.12-x86_64.tar
mkdir -p /usr/local/mysql
mv mysql-8.0.19 mysql8.0
mv /soft/mysql8.0 /usr/local/mysql/
cd /usr/local/mysql/mysql8.0
mkdir data
chmod -R 777 /usr/local/mysql
useradd mysql
passwd mysql
chown -R mysql:mysql /usr/local/mysql
echo <<eof>/etc/my.cnf
[mysqld]
datadir=/var/lib/mysql
default_authentication_plugin=mysql_native_password
# 设置3306端口
port=3306
# 设置mysql的安装目录
basedir=/usr/local/mysql/mysql-8.0.17/
# 允许最大连接数
max_connections=10000
# 允许连接失败的次数。这是为了防止有人从该主机试图攻击数据库系统
max_connect_errors=10
# 服务端使用的字符集默认为UTF8
character-set-server=utf8
# 创建新表时将使用的默认存储引擎
default-storage-engine=INNODB
# 默认使用“mysql_native_password”插件认证
default_authentication_plugin=mysql_native_password
[mysql]
# 设置mysql客户端默认字符集
default-character-set=utf8
[client]
# 设置mysql客户端连接服务端时默认使用的端口
port=3306
default-character-set=utf8
eof
#初始化生成随机密码（一定保存好,待会需要改密码<编号11>）初始化报错，缺少组件 直接yum安装
加上参数，这个参数必须在初始化的时候加上，不然后面就得重新安装数据库
–initialize --lower-case-table-names=1
cd /usr/local/mysql/mysql8.0/bin
./mysqld --initialize
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mysqld --initialize --user=mysql --initialize --lower-case-table-names=1 --datadir=/usr/local/mysql/mysql8.0/data/
cd /usr/local/mysql/mysql8.0/support-files
./mysql.server start
Starting MySQL..... SUCCESS!
配置环境变量
# vim /etc/profile
# source /etc/profile #注意：一定要执行该命令，否则配置无效
添加如下内容：
#MYSQL ENVIRONMENT
MYSQL_HOME=/usr/local/mysql
PATH=$MYSQL_HOME/bin:$MYSQL_HOME/lib:$PATH
export PATH
原文链接：https://blog.csdn.net/xxh_1229/java/article/details/104880976
alter user 'root'@'localhost' identified by 'rss123';
开启Navicat的远程连接
# mysql -uroot -p #进入数据库
进入用户数据库，查看用户信息
> use mysql;#进入数据库
> select host, user, authentication_string, plugin from user;#查看用户信息
授权root用户可以远程登陆
> GRANT ALL ON *.* TO 'root'@'%'; #授权root用户可以远程登陆
> flush privileges;#立即生效
> ALTER USER 'root'@'%' IDENTIFIED WITH
mysql_native_password BY 'Kuaigui2019!';#修改root用户密码
> FLUSH PRIVILEGES;#立即生效
> exit;#退出
远程连接 Navicat
# firewall-cmd --add-port=3306/tcp --permanent #添加端口
# firewall-cmd --reload #重启防火墙
# firewall-cmd --query-port=3306/tcp #查看端口