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  • 源码编译安装 mysql5.7.25

    以前最烦就是源码编译安装mysql5.7 ,原因无它 — 很麻烦,但最近因学习需要避免不了,主要介绍在centos7 下源码编译安装mysql5.7 。

    环境 : MiniCentos7 ( 下载地址:https://www.centos.org/download/ )

    安装

    安装依赖包

    yum install -y  gcc gcc-c++ cmake ncurses ncurses-devel bison

    下载相应源码包
    mysql5.7 编译安装需要boost 库,这里官网下载含boost的源码包

    在这里插入图片描述
    这里提供下载地址

    https://cdn.mysql.com//Downloads/MySQL-5.7/mysql-boost-5.7.25.tar.gz
     

    添加用户

    useradd -s /sbin/nologin mysql
     

    建立所需目录并更改所有者为mysql

    mkdir -p /data/mysql/data
    chown -R mysql:mysql /data/mysql/data
     

    将下载好的mysql 解压到/usr/local/mysql 目录下

    mkdir -p /usr/local/mysql && tar -zxvf mysql-boost-5.7.25.tar.gz -C /usr/local/mysql/
     

    切换到/usr/local/mysql 目录下,编译安装

    cd /usr/local/mysql/mysql-5.7.25 && cmake -DDEFAULT_CHARSET=utf8 -DDEFAULT_COLLATION=utf8_general_ci -DWITH_BOOST=boost && make && make install

    配置

    编辑/etc/my.cnf ( 如果没有则创建)
    我这边的一个配置文件内容如下

    [client]
    port        = 3306
    socket      = /dev/shm/mysql.sock
    
    [mysqld]
    port        = 3306
    socket      = /dev/shm/mysql.sock
    user = mysql
    
    basedir = /usr/local/mysql
    datadir = /data/mysql/data
    pid-file = /run/mysql.pid
    
    log_error = /data/mysql/mysql-error.log
    slow_query_log = 1
    long_query_time = 1
    slow_query_log_file = /data/mysql/mysql-slow.log
    
    skip-external-locking
    key_buffer_size = 32M
    max_allowed_packet = 1024M
    table_open_cache = 128
    sort_buffer_size = 768K
    net_buffer_length = 8K
    read_buffer_size = 768K
    read_rnd_buffer_size = 512K
    myisam_sort_buffer_size = 8M
    thread_cache_size = 16
    query_cache_size = 16M
    tmp_table_size = 32M
    performance_schema_max_table_instances = 1000
    
    explicit_defaults_for_timestamp = true
    #skip-networking
    max_connections = 500
    max_connect_errors = 100
    open_files_limit = 65535
    
    log_bin=mysql-bin
    binlog_format=mixed
    server_id   = 232
    expire_logs_days = 10
    early-plugin-load = ""
    
    default_storage_engine = InnoDB
    innodb_file_per_table = 1
    innodb_buffer_pool_size = 128M
    innodb_log_file_size = 32M
    innodb_log_buffer_size = 8M
    innodb_flush_log_at_trx_commit = 1
    innodb_lock_wait_timeout = 50
    
    [mysqldump]
    quick
    max_allowed_packet = 16M
    
    [mysql]
    no-auto-rehash
    
    [myisamchk]
    key_buffer_size = 32M
    sort_buffer_size = 768K
    read_buffer = 2M
    write_buffer = 2M
     

    以上配置内容非必须,可依据实际情况,做相应的调整!

    把安装目录用户和组更改为mysql

    chown -R mysql:mysql /usr/local/mysql
    chown -R mysql:mysql /data/mysql/data
     

    把数据库数据目录用户和组更改为mysql ( 数据库数据目录:/data/mysql/data),方法同上!
    注:/data/mysql/data目录下一定要为空才行

    初始化mysql

    /usr/local/mysql/bin/mysqld --initialize-insecure --user=mysql --basedir=/usr/local/mysql --datadir=/data/mysql/data
     

    注:到这一步很容易出问题,在初始化的时候一定要加上面的参数,而且在执行这一步操作前/data/mysql/data 这个目录必须是空的;在这里指定的basedir 和 datadir 目录必须要和/etc/my.cnf 配置的目录一直才行。

    拷贝可执行配置文件

    cp /usr/local/mysql/support-files/mysql.server /etc/init.d/mysqld
     

    注:有些网友文章在这一步中会写到从/usr/local/mysql/support-files 这个目录复制my-default.cnf 到/etc/下作为my.cnf 配置文件,我这里没有这个文件,所以直接在配置环节,自己配置了一个my.cnf文件。

    启动

    systemctl start mysqld
     

    注:这一步也是很容易出问题的地方,当这里出现问题的时候,不要慌,看mysql 错误日志的内容,一般根据mysql 错误日志的提示都能很好的解决问题。

    如果Starting MySQL.. ERROR! The server quit without updating PID file, 可以修改my.cnf 修改pid文件目录为  /tmp/mysql.pid

    修改环境变量,在/etc/profile 中新增一行

    PATH=/usr/local/mysql/bin:$PATH

    保存退出

    source /etc/profile

    测试连接

    mysql -h localhost -uroot -p
     无需密码即可连接成功

     

    设置开机自启动

    systemctl enable mysqld

    ---配置MySQL可远程访问:---------------------------------------------------------------------------------------------------------------------------------------------------------------------

    mysql -h localhost -uroot -p
    Grant all privileges on *.* to 'root'@'%' identified by '---newPwd---' with grant option;
    flush privileges;

    调试过程:
    rm -rf /data/mysql/data
    
    mkdir -p /usr/local/mysql && chown -R mysql:mysql /usr/local/mysql
    mkdir -p /data/mysql/data && chown -R mysql:mysql /data/mysql/data
    touch /dev/shm/mysql.sock && chown mysql:mysql /dev/shm/mysql.sock && chmod 777 /dev/shm/mysql.sock
    touch /run/mysql.pid && chmod 777 /run/mysql.pid && chown mysql:mysql /run/mysql.pid
    
    /usr/local/mysql/bin/mysqld --initialize-insecure --user=mysql --basedir=/usr/local/mysql --datadir=/data/mysql/data
    
    
    mysql -h localhost -uroot -p
    
    Grant all privileges on *.* to 'root'@'%' identified by '---newPwd---' with grant option;
    update mysql.user set authentication_string = password("---newPwd---") where user = "root";
    
    select Host, User, authentication_string from mysql.user;
    
    flush privileges;
    quit;
    
    
    systemctl start mysqld
    systemctl status mysqld
    systemctl restart mysqld
    
    
    ps -ef | grep mysql
    
    
    mysqld --defaults-file="F:WorkSoftWaremysqlmysql-5.7.23-winx64inmy.ini" --console --skip-grant-tables
    
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  • 原文地址:https://www.cnblogs.com/doseoer/p/13995204.html
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