How to make docker image

1. Start the docker service first

systemctl start docker

2. Pull a pure centos system image from the remote warehouse

Query centos related images

docker search centos

3. Download the image to the local

docker pull 镜像名

4. View the local image

docker images

5. Create and enter the container

Format:

docker run -dit --name=容器名 镜像 id /bin/bash

6. View all containers

docker ps -a

7. Operate containers

Install the environment in the container. What I installed here is python3

8. After installing the environment, exit the container

Use exit to exit the container

9. Make the container into a mirror format

:

docker commit -m '镜像描述' -a '制作者' 容器名 镜像名

Recommended related tutorials:docker tutorial

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