• Docker 安装 MySQL、Redis


    1 Docker 中安装 Redis

    1.1 创建目录

    在硬盘上创建 redis 的数据目录:

    mkdir -p /Users/yygnb/dockerMe/redis/data
    

    为该目录添加权限:

    chown 200 -R /Users/yygnb/dockerMe/redis
    

    1.2 拉取镜像

    搜索镜像:

    docker search redis
    

    搜索结果:

    image-20220828234855466

    拉取官方镜像:

    docker pull redis
    

    1.3 启动容器

    映射端口 6379 和 data 目录,启动容器:

    docker run -itd -p 6379:6379 \
               -v /Users/yygnb/dockerMe/redis/data:/data \
               --restart always \
               --name redis \
               redis
    

    1.4 查看 Redis 状态

    docker ps -a | grep redis
    

    Redis 容器运行后,可以通过 RDM 等客户端工具尝试连接。

    2 Docker 中安装 MySQL

    2.1 创建目录

    在硬盘上分别创建 conf(配置文件目录)、data(数据文件目录)、logs(日志文件目录):

    mkdir -p /Users/yygnb/dockerMe/mysql/conf /Users/yygnb/dockerMe/mysql/logs /Users/yygnb/dockerMe/mysql/data
    

    为上面三个目录添加权限:

    chown 200 -R /Users/yygnb/dockerMe/mysql
    

    2.2 拉取镜像

    docker search mysql
    

    搜索结果:

    image-20220828233034166

    拉取官方镜像:

    docker pull mysql
    

    2.3 创建配置文件

    进入上面创建的 mysql/conf 目录下,创建配置文件 my.cnf

    cd /Users/yygnb/dockerMe/mysql/conf
    touch my.cnf
    vi my.cnf
    

    配置文件 my.cnf 内容如下:

    # Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
    #
    # This program is free software; you can redistribute it and/or modify
    # it under the terms of the GNU General Public License as published by
    # the Free Software Foundation; version 2 of the License.
    #
    # This program is distributed in the hope that it will be useful,
    # but WITHOUT ANY WARRANTY; without even the implied warranty of
    # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    # GNU General Public License for more details.
    #
    # You should have received a copy of the GNU General Public License
    # along with this program; if not, write to the Free Software
    # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
     
    #
    # The MySQL  Server configuration file.
    #
    # For explanations see
    # http://dev.mysql.com/doc/mysql/en/server-system-variables.html
    
    [client]
    default-character-set=utf8mb4
    
    [mysql]
    default-character-set=utf8mb4
     
    [mysqld]
    pid-file        = /var/run/mysqld/mysqld.pid
    socket          = /var/run/mysqld/mysqld.sock
    datadir         = /var/lib/mysql
    secure-file-priv= NULL
    # Disabling symbolic-links is recommended to prevent assorted security risks
    symbolic-links=0
    max_connections=10000
    default-time_zone='+8:00'
    character-set-client-handshake=FALSE
    character_set_server=utf8mb4
    collation-server=utf8mb4_general_ci
    init_connect='SET NAMES utf8mb4 COLLATE utf8mb4_general_ci'
     
    # Custom config should go here
    !includedir /etc/mysql/conf.d/
    

    2.4 启动容器

    启动容器,指定3306 端口映射和上面的三个目录映射,同时也指定 MySQL root 账户的密码为 Mysql.123

    docker run --name mysql \
      --restart=always \
      -p 3306:3306  \
      -v /Users/yygnb/dockerMe/mysql/conf/my.cnf:/etc/mysql/my.cnf \
      -v /Users/yygnb/dockerMe/mysql/data:/var/lib/mysql \
      -v /Users/yygnb/dockerMe/mysql/logs:/logs \
      --privileged=true \
      -e MYSQL_ROOT_PASSWORD=Mysql.123 \
      -d mysql:latest
    

    2.5 查看 MySQL 状态

    docker ps | grep mysql
    

    2.6 修改 MySQL 权限

    容器启动后,可以进入容器修改 MySQL 的一些权限,使得外部可以连接。

    进入容器:

    docker exec -it mysql /bin/bash
    

    登录 MySQL:

    mysql -u root -p
    

    输入上面设置的密码 Mysql.123后便在命令行中进入了 MySQL。

    依次执行下列 SQL 语句,修改权限:

    use mysql; 
    
    update user set authentication_string='' where user='root';
    
    alter user 'root'@'%' IDENTIFIED BY 'Mysql.123';
    
    grant all privileges on *.* to 'root'@'%' with grant option;
    
    flush privileges;
    

    全部执行完毕后,可以尝试使用 MySQL Workbench 或 IDEA 或 Navicat 连接 MySQL。

    MySQL 8 的 JDBC 连接串一般格式为:

    jdbc:mysql://127.0.0.1:3306/db_name?useUnicode=true&characterEncoding=utf8&useSSL=true
    

    驱动为:

    com.mysql.cj.jdbc.Driver
    

    image

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  • 原文地址:https://www.cnblogs.com/youyacoder/p/16643251.html