ubuntu20.04LTS版本下安装docker

1.准备工作

sudo apt-get update

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

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

echo "deb [arch=amd64 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

 

2.安装

sudo apt-get update

sudo apt-get install docker-ce docker-ce-cli containerd.io -y

 

3.验证

ps aux | grep docker
sudo docker run hello-world