安装 docker

• 在 docker 官网查看最新的 docker 版本 https://download.docker.com/linux/static/stable/x86_64/
• 下载离线包 wget https://download.docker.com/linux/static/stable/x86_64/docker-20.10.9.tgz
• 解压离线包 tar -zxvf docker-20.10.7.tgz
• 移动二进制文件 mv docker/* /usr/local/bin/
• 测试是否成功 docker version
• 编写 service 配置文件

vi /usr/lib/systemd/system/docker.service

[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
After=network-online.target firewalld.service
Wants=network-online.target
[Service]
Type=notify
ExecStart=/usr/local/bin/dockerd
ExecReload=/bin/kill -s HUP $MAINPID
LimitNOFILE=infinity
LimitNPROC=infinity
TimeoutStartSec=0
Delegate=yes
KillMode=process
Restart=on-failure
StartLimitBurst=3
StartLimitInterval=60s
[Install]
WantedBy=multi-user.target

• 刷新配置文件，systemctl daemon-reload
• 启动 docker service，systemctl restart docker
• 设置开机启动 systemctl enable docker

安装 docker-compose

• 在 github 查看最新的安装包 https://github.com/docker/compose/releases
• 下载安装包 wget https://github.com/docker/compose/releases/download/v2.15.0/docker-compose-linux-x86_64
• 移动二进制文件 mv docker-compose-linux-x86_64 /usr/local/bin/docker-compose
• 测试是否安装成功 docker-compose version