最新官方MySQL(5.7.19)的docker镜像在创建时映射的配置文件目录有所不同,在此记录并分享给大家:
官方原文:
The MySQL startup configuration is specified in the file /etc/mysql/my.cnf, and that file in turn includes any files found in the /etc/mysql/conf.d directory that end with .cnf. Settings in files in this directory will augment and/or override settings in /etc/mysql/my.cnf. If you want to use a customized MySQL configuration, you can create your alternative configuration file in a directory on the host machine and then mount that directory location as /etc/mysql/conf.d inside the mysql container.
大概意思是说:
MySQL(5.7.19)的默认配置文件是 /etc/mysql/my.cnf 文件。如果想要自定义配置,建议向 /etc/mysql/conf.d 目录中创建 .cnf 文件。新建的文件可以任意起名,只要保证后缀名是 cnf 即可。新建的文件中的配置项可以覆盖 /etc/mysql/my.cnf 中的配置项。
具体操作:
首先需要创建将要映射到容器中的目录以及.cnf文件,然后再创建容器
# pwd/opt# mkdir -p docker_v/mysql/conf# cd docker_v/mysql/conf# touch my.cnf# docker run -p 3306:3306 --name mysql -v /opt/docker_v/mysql/conf:/etc/mysql/conf.d -e MYSQL_ROOT_PASSWORD=123456 -d imageID4ec4f56455ea2d6d7251a05b7f308e314051fdad2c26bf3d0f27a9b0c0a71414命令说明:
- -p 3306:3306:将容器的3306端口映射到主机的3306端口
- -v /opt/docker_v/mysql/conf:/etc/mysql/conf.d:将主机/opt/docker_v/mysql/conf目录挂载到容器的/etc/mysql/conf.d
- -e MYSQL_ROOT_PASSWORD=123456:初始化root用户的密码
- -d: 后台运行容器,并返回容器ID
- imageID: mysql镜像ID
查看容器运行情况
# docker psCONTAINER ID IMAGE COMMAND ... PORTS NAMES4ec4f56455ea c73c7527c03a "docker-entrypoint.sh" ... 0.0.0.0:3306->3306/tcp mysql[url=]Brian
3年前 (2017-09-08)