Install docker and use docker to install MySQL

install Docker

1、 Docker Tutorial address ：CentOS Docker install | Novice tutorial

2、 install docker

command ：yum install docker-io

3、 start-up docker

command ：service docker start

4、 see docker Startup successful

command ：ps -ef|grep docker

Use docker install mysql

1、 Inquire about mysql

command ：docker search mysql

2、 install mysql

command ：docker pull mysql

3、 Look at the mirror image

command ：docker images

4、 stay opt Create folder

command ：cd /opt/

command ：mkdir mysql_docker

command ：cd mysql_docker/

command ：echo $PWD

5、 start-up mysql Containers , stay var/lib/docker/containers/ Next look at the container

command ：docker run --name mysqlserver -v $PWD/conf:/etc/mysql/conf.d -v $PWD/logs:/logs -v $PWD/data:/var/lib/mysql -e MYSQL_ROOT_PASSWORD=123456 -d -i -p 3306:3306 mysql:latest

command ：cd /var/lib/docker/containers/

6、 see mysql process

command ：docker ps -a

7、 Get into mysql Containers , And log in mysql

command ：docker exec -it mysqlserver bash

command ：mysql -uroot -p

8、 Turn on Remote Access

command ：use mysql;

command ：select host,user from user;

command ：ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123456';

command ：flush privileges;

Inside the mirror root The user already has remote connection permission inside , So there's no need to set up , It's just that the mode is different that makes it impossible to connect , hold root Change the user's password to mysql_native_password Pattern , You can connect remotely

see docker journal

command ：docker logs -f --tail 10 a4dac74d48f7

Common commands

• Check the process

command ：docker ps -a

• close docker in mysql Containers

command ：docker stop mysqlserver

• restart docker in mysql restart

• restart docker

command ：systemctl restart docker

• close docker

command ：systemctl stop docker

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