Volume

查看容器的 volume

• sudo docker inspect mysql | grep Mounts -A 10

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Logs

查看容器日志

• sudo docker logs mysql 2>&1 | grep PASSWORD

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Docker 本身

安装 Docker

• sudo apt-get update
• sudo apt-get install apt-transport-https ca-certificates curl gnupg-agent software-properties-common
• curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
• sudo apt-key fingerprint 0EBFCD88
• sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
$(lsb_release -cs) \
stable"
• sudo apt-get update
• sudo apt-get install docker-ce docker-ce-cli containerd.io
• sudo docker run hello-world

查看 docker 本身的信息

• sudo docker info

MySQL

获取 mysql 镜像

• sudo docker pull mysql/mysql-server

启动 mysql 容器

• sudo docker run --name=mysql --restart on-failure -d mysql/mysql-server
• sudo docker run -p 3306:3306 --name mysql -d mysql/mysql-server

从容器里面链接到 mysql

• sudo docker exec -it mysql mysql -uroot -p

把密码改了

• ALTER USER 'root'@'localhost' IDENTIFIED BY 'Jiangdi_2018';;

让 mysql 可以从宿主机访问

• CREATE USER 'root'@'%' IDENTIFIED BY 'Jiangdi_2018';
• grant all privileges on *.* to 'root'@'%';;

进入容器

• sudo docker exec -it mysql bash