docker 安装

推荐方式

• 1.安装基础包

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

  

• 2.修改原

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

  

• 3.安装latest docker

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

• 3.安装特定版本的docker

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  //列出可用列表 yum list docker-ce --showduplicates | sort -r //安装特定版本 sudo yum install docker-ce-<VERSION_STRING> docker-ce-cli-<VERSION_STRING> containerd.io

• 4.验证安装

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  //启动docker sudo systemctl start docker //运行hello-world sudo docker run hello-world

  

rpm安装方式

• 1.下载rpm包
  

• 2.安装下载的rpm

  1	sudo yum install /path/to/package.rpm

• 3.验证安装

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  //启动docker sudo systemctl start docker //运行hello-world sudo docker run hello-world

script脚本安装

• 下载脚本

  1 2	$ curl -fsSL https://get.docker.com -o get-docker.sh $ sudo sh get-docker.sh

• 修改用户名

  1	sudo usermod -aG docker <your-user>

docker-ce卸载

• 删除docker

  1 2	sudo yum remove docker-ce

• 删除docker image/container

  1	sudo rm -rf /var/lib/docker

docker 镜像加速

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sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
    "registry-mirrors": [
        "https://d0gka8v0.mirror.aliyuncs.com",
        "https://docker.mirrors.ustc.edu.cn",
        "http://f1361db2.m.daocloud.io",
        "https://registry.docker-cn.com",
        "http://hub-mirror.c.163.com"
    ]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

docker info 查看配置生效

参考

docker