Docker安装

centos官方安装文档:

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

ubuntu下安装:

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

Set up the repository

1. 工具安装

   sudo apt-get update
   sudo apt-get install \
   apt-transport-https \
   ca-certificates \
   curl \
   gnupg \
   lsb-release

2. Add Docker’s official GPG key ```bash curl -fsSL https://download.docker.com/linux/ubuntu/gpg | \ sudo gpg —dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

3. set up the **stable** repository
```bash
 echo \
  "deb [arch=$(dpkg --print-architecture) \
  signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] \
  https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

apt update
检查是否添加成功
~~cd /var/lib/apt/lists && ls |grep docker~~
ls /var/lib/apt/lists |grep docker

Install Docker Engine