linux mysql自定义安装路径_centos 7 安装 mysql5.7，自定义目录

平台: centos 7

shell命令:

shell> yumsearch libaio

shell> yum installlibaio

shell> mkdir /home/admin/temp

shell> mkdir /prod/db

shell> cd /home/admin/temp

shell> wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz

shell> tar -axvf mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz -C /prod/db

shell> mv /prod/db/mysql-5.7.27-linux-glibc2.12-x86_64 mysql

shell> cd /prod/db/mysql

shell> lsshell>groupadd mysql

shell> useradd -r -g mysql -s /bin/falsemysql

shell> ln -s /prod/db/mysql mysql

shell> mysql/bin/mysqld --user=mysql --basedir=/prod/db/mysql --datadir=/prod/db/mysql/data/ --initialize

shell

mysql命令

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'yourpassword'WITH GRANT OPTION;

FLUSH PRIVILEGES;

exit

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my.cnf配置文件:

[client]port= 3306socket= /prod/db/mysql/mysql.sock[mysqld]port= 3306basedir=/prod/db/mysql

datadir=/prod/db/mysql/data

socket=/prod/db/mysql/mysql.sock

pid-file=/prod/db/mysql/mysql.pid

explicit_defaults_for_timestamp

log_error=/prod/db/mysql/log/mysql-error.logslow_query_log_file=/prod/db/mysql/log/mysql-slow.log

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本次使用的安装包url: https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz

mysql5.7x依赖库: libaio

查询是否已安装依赖库: yum search libaio

安装依赖库: yum install libaio

创建临时目录: mkdir /home/admin/temp

新建软件安装目录:  mkdir /prod/db

进入templ目录: cd /home/admin/temp

下载安装包: wget https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz

解压安装包,到软件安装目录(-C 是指定解压的目标目录): tar -axvf mysql-5.7.27-linux-glibc2.12-x86_64.tar.gz -C /prod/db

重命名mysql: mv /prod/db/mysql-5.7.27-linux-glibc2.12-x86_64 mysql

进入mysql目录: cd /prod/db/mysql

查询mysql目录文件: ls

创建mysql用户组：groupadd mysql

创建mysql用户(-s /bin/false 是禁止用户登录centos系统):useradd -r -g mysql -s /bin/false mysql

创建软连接: ln -s /prod/db/mysql mysql

初始化mysql环境:mysql/bin/mysqld --user=mysql --basedir=/prod/db/mysql --datadir=/prod/db/mysql/data/  --initialize

得到mysql的临时登录密码:

使用临时密码登录：mysql -u root -p"刚刚得到临时的密码"

修改密码(password() 里面填写你要设定的密码):set password=password('yourpassword');

设置远程登录:GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'yourpassword' WITH GRANT OPTION;

重载授权表：FLUSH PRIVILEGES;

退出mysql数据库：exit