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1. Environment Preparation

  1. 备份原yum 源

    mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup

  2. CentOS设置新yum 源

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

  3. 使用阿里云Docker Yum源

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

  4. 生成缓存

    yum makecache

  5. 卸载旧版本Docker

    yum remove docker docker-common docker-selinux

2. Install Docker CE

  1. 安装需要的依赖包

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

  2. 安装

    yum install docker-ce -y

  3. 启动docker

    sudo systemctl start docker

  4. 设置开机启动

    sudo systemctl enable docker

  5. 配置Docker 镜像加速

    mkdir -p /etc/docker

  6. 在新建目录下新建daemon.json，内容如下:

    {
 "registry-mirrors": ["https://bpavu6gm.mirror.aliyuncs.com"]
}

  7. 重新加载配置文件

    systemctl daemon-reload

  8. 重启docker

    systemctl restart docker

3. Install Docker Compose

Download Docker Compose

wget https://github.com/docker/compose/releases/download/v2.19.1/docker-compose-linux-x86_64

Installation

mv docker-compose-linux-x86_64  /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose

Verify Installation

docker-compose --version

Note: You can choose the corresponding version.