安装dockercurl-fsSLhttps://get.docker.com-oget-docker.shshget-docker.sh如果报错 openssl 的类似 tsl 的字样先更新证书和 openssl然后重试上面的安装。# 更新opensslsudoapt-getinstall--only-upgrade openssl# 更新ca证书sudoapt-getupdatesudoapt-getinstall--reinstallca-certificatessudoupdate-ca-certificates配置加速编辑文件vim/etc/docker/daemon.json写入镜像站{registry-mirrors:[https://docker.m.daocloud.io,https://mirror.ccs.tencentyun.com]}重启让配置生效systemctl daemon-reload systemctl restartdocker检查生效dockerinfodockerpull nginxdockerrmi nginx-f完结撒花。