CentOS8安装Docker

1、安装yum-utils

sudo yum install -y yum-utils

2、添加源

sudo yum-config-manager 
    --add-repo 
    https://download.docker.com/linux/centos/docker-ce.repo

3、Enable the nightly or test repositories

sudo yum-config-manager --enable docker-ce-nightly
sudo yum-config-manager --enable docker-ce-test

4、安装最新的Docker和Containerd

sudo yum install https://download.docker.com/linux/fedora/30/x86_64/stable/Packages/containerd.io-1.2.6-3.3.fc30.x86_64.rpm
sudo yum install docker-ce docker-ce-cli

5、启动Docker

sudo systemctl start docker

6、配置docker开机自启动

sudo systemctl enable docker

7、检测Docker版本

docker -v

8、安装Compose

curl -L https://github.com/docker/compose/releases/download/1.25.4/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose
yum -y install epel-release
yum -y install python-pip

9、Apply executable permissions to the binary:

sudo chmod +x /usr/local/bin/docker-compose