centos7 安装docker

curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

sudo yum install -y yum-utils device-mapper-persistent-data lvm2

sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

sudo yum install -y docker-ce docker-ce-cli containerd.io

# 启动Docker
sudo systemctl start docker

# 设置开机自启
sudo systemctl enable docker

# 查看Docker状态
sudo systemctl status docker

# 运行测试容器
sudo docker run hello-world

# 查看Docker版本
docker --version

# 配置国内镜像
/etc/docker/daemon.json

{
"registry-mirrors": [
"https://0c105db5188026850f80c001def654a0.mirror.swr.myhuaweicloud.com",
"https://5tqw56kt.mirror.aliyuncs.com",
"https://docker.1panel.live",
"http://mirrors.ustc.edu.cn/",
"http://mirror.azure.cn/",
"https://hub.rat.dev/",
"https://docker.ckyl.me/",
"https://docker.chenby.cn",
"https://docker.hpcloud.cloud",
"https://docker.m.daocloud.io"
]
}