rpm -qa | grep -i mysql rpm -qa | grep -i mariadb rpm -e xxxx #注:如上命令删除不成功,有别的软件依赖无法删除时,如下操作: yum remove xxxx 或 rpm -e --nodeps xxxx ``` 2. 关闭seLinux 一、查看SELinux状态命令: 1、/usr/sbin/sestatus -v ##如果SELinux status参数为enabled即为开启状态 SELinux status: enabled 2、getenforce ##也可以用这个命令检查 二、关闭SELinux方法: 1、临时关闭(不用重启机器): 代码如下: setenforce 0 #设置SELinux 成为 permissive 模式 放任的 关闭 #setenforce 1 设置SELinux 成为 enforcing 模式 强制执行 打开 2、修改配置文件需要重启机器: 修改/etc/selinux/config 文件 将SELINUX=enforcing改为SELINUX=disabled 重启机器即可
3.下载源码包安装依赖
// 初始化目录 mkdir -p /data/mysql/data mkdir -p /data/mysql/tmp mkdir -p /data/mysql/binlog mkdir -p /data/mysql/logs mkdir -p /data/boost groupadd mysql useradd mysql -s /sbin/nologin -M -g mysql -s /sbin/nologin 用户不能登录系统 -M 不创建用户的home家目录 -g 指定用户登录组的gid或组名 id mysql // 下载源码包 并且解压 cd /data wget https://downloads.mysql.com/archives/get/p/23/file/mysql-5.7.30.tar.gz yum -y install gcc gcc-c++ glibc automake autoconf libtool make openssl openssl-devel ncurses ncurses-devel cmake // 下载boost到/data/boost 后面的编译参数会用到 cd /data/boost wget http://sourceforge.net/projects/boost/files/boost/1.59.0/boost_1_59_0.tar.gz cd /data/mysql-5.7.30 cmake -DCMAKE_INSTALL_PREFIX=/data/mysql -DMYSQL_DATADIR=/data/mysql/data -DMYSQL_UNIX_ADDR=/data/mysql/tmp/mysql.sock -DDEFAULT_CHARSET=utf8 -DDEFAULT_COLLATION=utf8_general_ci -DEXTRA_CHARSETS=all -DENABLED_LOCAL_INFILE=1 -DWITH_INNOBASE_STORAGE_ENGINE=1 -DWITH_FEDERATED_STORAGE_ENGINE=1 -DWITH_BLACKHOLE_STORAGE_ENGINE=1 -DWITH_EXAMPLE_STORAGE_ENGINE=1 -DWITH_PARTITION_STORAGE_ENGINE=1 -DWITH_MYISAM_STORAGE_ENGINE=1 -DWITH_ZLIB=bundled -DWITH_EMBEDDED_SERVER=1 -DSYSCONFDIR=/etc -DMYSQL_TCP_PORT=3306 -DWITH_SSL=yes -DWITH_DEBUG=0 -DDOWNLOAD_BOOST=1 -DWITH_BOOST=/data/boost //如果编译出现错误,请先删除CMakeCache.txt后,检查环境后再重新编译: //rm -rf CMakeCache.txt make install // 添加环境变量 echo ‘export PATH=/data/mysql/bin:$PATH‘ >> /etc/profile source /etc/profile chown -R mysql:mysql /data/mysql/ vi /etc/my.cnf [client] port = 3306 socket = /data/mysql/tmp/mysql.sock default-character-set = utf8 [mysqld] port = 3306 user = mysql basedir = /data/mysql datadir = /data/mysql/data pid-file = /data/mysql/mysqld.pid socket = /data/mysql/tmp/mysql.sock tmpdir = /data/mysql/tmp character_set_server = utf8 server-id = 1 max_connections = 100 max_connect_errors = 10 log-bin = /data/mysql/binlog/mysql-bin log-error = /data/mysql/logs/mysql_5_7_24.err chown mysql:mysql /etc/my.cnf初始化数据库,进入到安装目录
// 数据库初始化 cd /data/mysql/ ./bin/mysqld --initialize-insecure --user=mysql --basedir=/data/mysql --datadir=/data/mysql/data // mysql实例开启ssl连接,进入到安装目录 https://www.cnblogs.com/mysql-dba/p/7061300.html 解释 生产环境内网一半不开启 cd /data/mysql/ ./bin/mysql_ssl_rsa_setup --initialize-insecure --user=mysql --basedir=/data/mysql --datadir=/data/mysql/data cd /data/mysql/data/ chmod +r server-key.pem // 设置开机自启动 cp /data/mysql/support-files/mysql.server /etc/init.d/mysqld systemctl daemon-reload systemctl enable mysqld.service chkconfig mysqld on systemctl start mysqld systemctl status mysqld // 第一次登录不需要密码 mysql -uroot -p select user,host from mysql.user; set password for ‘mysql.session‘@‘localhost‘ = password(‘123456‘); set password for ‘mysql.sys‘@‘localhost‘ = password(‘123456‘); set password for ‘root‘@‘localhost‘ = password(‘123456‘); flush privileges; // 授权 grant all privileges on *.* to root@‘%‘ identified by ‘123456‘ with grant option; select version();
MySQL源码安装5.7-CentOS7
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