MySQL 5.7.12源码安装实例
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1.前言
本文测试环境:
CentOS release 6.4(Linux version 2.6.32-358.el6.x86_64)
MySQL 5.7.12
本节用到的相关安装包下载地址如下:
MySQL源码安装包:http://dev.mysql.com/doc/refman/5.7/en/source-installation.html
cmake安装包:https://cmake.org/download/
boost安装包:http://sourceforge.net/projects/boost/files/boost/1.59.0/boost_1_59_0.tar.gz
2.安装前准备
1)安装必要的组件
[root@nn ~]# yum install bison[root@nn ~]# yum install cmake[root@nn ~]# yun install boost或者下载对应的安装包再解压安装(本文的方法):
- Cmake下载安装
[root@nn ~]# cd /home/MySql/[root@nn MySql]# tar zxvf cmake-3.5.2.tar.gz[root@nn MySql]# cd cmake-3.5.2/[root@nn cmake-3.5.2]# ./bootstrapCMake has bootstrapped. Now run gmake.[root@nn cmake-3.5.2]# make && make install[root@nn cmake-3.5.2]# cmake --versioncmake version 3.5.2CMake suite maintained and supported by Kitware (kitware.com/cmake).
- Boost下载安装
[root@nn MySql]# wget --no-check-certificate http://sourceforge.net/projects/boost/files/boost/1.59.0/boost_1_59_0.tar.gz[root@nn MySql]# tar -zxvf /home/MySql/boost_1_59_0.tar.gz -C /usr/local[root@nn MySql]# /usr/local[root@nn local]# mv boost_1_59_0 boost[root@nn local]# cd boost/[root@nn boost]# ./bootstrap.shBuilding Boost.Build engine with toolset gcc... tools/build/src/engine/bin.linux x86_64/b2Detecting Python version... 2.6Detecting Python root... /usrUnicode/ICU support for Boost.Regex?... not found.Generating Boost.Build configuration in project-config.jam...Bootstrapping is done. To build, run: ./b2To adjust configuration, edit 'project-config.jam'.Further information: - Command line help:./b2 --help- Getting started guide:http://www.boost.org/more/getting_started/unix-variants.html- Boost.Build documentation:http://www.boost.org/build/doc/html/index.html[root@nn boost]# ./b2 install不安装boost,那么用cmake安装MySQL时会出现如下的错误:
2)添加MySQL用户组及用户
[root@nn ~]# groupadd mysql[root@nn ~]# useradd -r -g mysql -s /bin/false mysql
3)创建MySQL安装目录
[root@nn ~]# mkdir -p /usr/local/mysql
4) 创建数据库数据文件目录
[root@nn ~]# mkdir -p /home/mysql[root@nn ~]# mkdir -p /home/mysql/data[root@nn ~]# mkdir -p /home/mysql/logs[root@nn ~]# mkdir -p /home/mysql/temp
5) 添加MySQL PATH路径并开放3306端口
[root@nn ~]# vi /etc/profile# use for mysqlexport PATH=/usr/local/mysql/bin:/usr/local/mysql/lib:$PATH[root@nn ~]# source /etc/profile防火墙的3306端口默认没有开启,若要远程访问,需要开启这个端口
[root@nn ~]# vi /etc/sysconfig/iptables-A INPUT -m state --state NEW -m tcp -p tcp --dport 3306 -j ACCEPT[root@nn ~]# /etc/init.d/iptables restart或者service iptables restart
3.安装
1)解压
[root@nn ~] cd /home/MySql/[root@nn MySql]# tar -zxvf mysql-5.7.12.tar.gz[root@nn MySql]# cd mysql-5.7.12
2)使用cmake编译并安装MySQL
3)修改目录所有者[root@nn mysql-5.7.12]# cmake \> -DCMAKE_INSTALL_PREFIX=/usr/local/mysql \> -DMYSQL_UNIX_ADDR=/usr/local/mysql/mysql.sock \> -DDEFAULT_CHARSET=utf8 \> -DDEFAULT_COLLATION=utf8_general_ci \> -DWITH_MYISAM_STORAGE_ENGINE=1 \> -DWITH_INNOBASE_STORAGE_ENGINE=1 \> -DWITH_ARCHIVE_STORAGE_ENGINE=1 \> -DWITH_BLACKHOLE_STORAGE_ENGINE=1 \> -DWITH_MEMORY_STORAGE_ENGINE=1 \> -DWITH_READLINE=1 \> -DENABLED_LOCAL_INFILE=1 \> -DMYSQL_DATADIR=/home/mysql/data \> -DMYSQL_USER=mysql \> -DMYSQL_TCP_PORT=3306 \> -DENABLE_DOWNLOADS=1 \> -DDOWNLOAD_BOOST=1 \> -DWITH_BOOST=/usr/local/boost[root@nn mysql-5.7.12]# make && make install --该步骤时间比较久,耐心等待
[root@nn mysql-5.7.12]# chown -R mysql:mysql /usr/local/mysql[root@nn mysql-5.7.12]# chown -R mysql:mysql /home/mysql
4)初始化配置
[root@nn mysql-5.7.12]# cd /usr/local/mysql[root@nn mysql]# bin/mysqld --initialize --basedir=/usr/local/mysql --datadir=/home/mysql/data --user=mysql
以root初始化操作时要加--user=mysql参数,生成一个随机密码(注意保存登录时用),在初始化时如果加上 -initial-insecure,则会创建空密码。
5)配置文件my.cnf
在启动MySQL服务时,会按照一定次序搜索my.cnf,先在/etc目录下找,找不到则会搜索"$basedir/my.cnf",在本例中就是 /usr/local/mysql/my.cnf,这是新版MySQL的配置文件的默认位置!注意:在CentOS 6.4版操作系统的最小安装完成后,在/etc目录下会存在一个my.cnf,需要将此文件更名为其他的名字,如:/etc/my.cnf.bak,否则,该文件会干扰源码安装的MySQL的正确配置,造成无法启动。在使用"yum update"更新系统后,需要检查下/etc目录下是否会多出一个my.cnf,如果多出,将它重命名成别的。否则,MySQL将使用这个配置文件启动,可能造成无法正常启动等问题。(摘自网络)
将默认生成的my.cnf备份
[root@nn mysql]# mv /etc/my.cnf /etc/my.cnf.bak
拷贝配置文件模板为新的mysql配置文件
[root@nn mysql]# cp /usr/local/mysql/support-files/my-default.cnf /etc/my.cnf
6)启动设置可按需修改新的配置文件选项,不修改配置选项,mysql则按默认配置参数运行。
7)重置密码[root@nn mysql]# cp support-files/mysql.server /etc/init.d/mysql[root@nn mysql]# chkconfig mysql on[root@nn mysql]# service mysql start Starting MySQL. SUCCESS!
在步骤4的初始化步骤中生成了MySQL的原始密码,实际使用中需要修改密码。
8)验证查询原始密码:
[root@nn bin]# cat /root/.mysql_secret# Password set for user 'root@localhost' at 2016-05-04 09:42:42 Sf/v-P5g:o+X修改原始密码:[root@nn bin]# mysqladmin -h localhost -uroot password "123456" -p'Sf/v-P5g:o+X'--socket=/usr/local/mysql/mysql.sockmysqladmin: [Warning] Using a password on the command line interface can be insecure.mysqladmin: connect to server at 'localhost' failederror: 'Access denied for user 'root'@'localhost' (using password: YES)'出错,试试用改密码登录MySQL:
[root@nn bin]# mysql -uroot -pEnter password:ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)解决方法:[root@nn bin]# service mysqld stop[root@nn bin]# mysqld_safe --skip-grant-tables & mysql -uroot -pmysql>use mysql;mysql> update mysql.user set authentication_string=password("123456")where user="root";Query OK, 1 row affected, 1 warning (0.00 sec)Rows matched: 1 Changed: 1 Warnings: 1mysql> flush privileges;Query OK, 0 rows affected (0.00 sec)mysql> quitBye[2]+ Exit 1 mysqld_safe --skip-grant-tables[root@nn bin]# service mysqld restartShutting down MySQL..2016-05-04T06:57:15.267695Z mysqld_safe mysqld from pid file /home/mysql/data/nn.pid ended SUCCESS!Starting MySQL. SUCCESS![1]+ Done mysqld_safe --user=mysql --skip-grant-tables --skip-networking
[root@nn bin]# mysql -uroot -pEnter password:Welcome to the MySQL monitor. Commands end with ; or \g.Your MySQL connection id is 2Server version: 5.7.12Copyright (c) 2000, 2016, 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 respectiveowners.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.mysql> show variables like 'character%'; +--------------------------+------------------------+ | Variable_name | Value | +--------------------------+-------------------------+ | character_set_client | utf8 | | character_set_connection | utf8 | | character_set_database | utf8 | | character_set_filesystem | binary | | character_set_results | utf8 | | character_set_server | utf8 | | character_set_system | utf8 | | character_sets_dir | /usr/local/mysql/share/charsets/| +--------------------------+-------------------------+ 8 rows in set (0.00 sec)<span style="font-family:KaiTi_GB2312;font-size:14px;">允许root远程连接(慎重):</span>mysql> GRANT ALL PRIVILEGES ON *.* TO root@"%" IDENTIFIED BY "root";Query OK, 0 rows affected, 1 warning (0.00 sec)mysql> flush privileges;Query OK, 0 rows affected (0.00 sec)另外,对于生产服务器,建议运行:
[root@nn ~]# /usr/local/mysql/bin/mysql_secure_installation
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