25.2、Docker 安装

本章节介绍了Docker安装流程

Windows/MacOS 下安装

只需要下载可执行文件安装即可：https://www.docker.com/products/docker-desktop

Linux/CentOS/Debian 下安装

https://docs.docker.com/engine/install/

Docker 默认仓库

https://hub.docker.com

验证Docker 是否安装完成

[root@localhost ~]# docker run hello-world

Hello from Docker!
This message shows that your installation appears to be working correctly.

To generate this message, Docker took the following steps:
 1. The Docker client contacted the Docker daemon.
 2. The Docker daemon pulled the "hello-world" image from the Docker Hub.
    (amd64)
 3. The Docker daemon created a new container from that image which runs the
    executable that produces the output you are currently reading.
 4. The Docker daemon streamed that output to the Docker client, which sent it
    to your terminal.

To try something more ambitious, you can run an Ubuntu container with:
 $ docker run -it ubuntu bash

Share images, automate workflows, and more with a free Docker ID:
 https://hub.docker.com/

For more examples and ideas, visit:
 https://docs.docker.com/get-started/

[root@localhost ~]#