centos7.2 安装mysql8.0.11 并自动初始化root密码

1 下载mysql-8.0.11-1.el7.x86_64.rpm-bundle.tar

2 mdkir –p /home/mysql/

3 上传tar文件到/home/mysql 并解压 tar xvf mysql-8.0.11-1.el7.x86_64.rpm-bundle.tar

4 cd /home/mysql  然后 createrepo .

5 vi /etc/yum.repos.d/mysql.repo

[mysql]
name=mysql
baseurl=file:///home/mysql
gpgcheck=0
enabled=1

6 vi install.sh

#!/bin/bash
yum install -y mysql-community-server

systemctl start mysqld.service
sleep 1
defaultmysqlpwd=`grep 'A temporary password' /var/log/mysqld.log | awk -F"root@localhost: " '{ print $2}' `
/usr/bin/mysql -uroot -p"${defaultmysqlpwd}" --connect-expired-password <<EOF
ALTER USER 'root'@'localhost' IDENTIFIED BY '123456Aa?';
EOF
sleep 1
systemctl restart mysqld

7 mysql –u root –p123456Aa?

进入数据库