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[CentOS7] 在线安装Docker-ce ​

在线安装 ​

清理环境

bash
sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-selinux \
                  docker-engine-selinux \
                  docker-engine

安装必要依赖

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

添加标准版本的安装源

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

安装Docker-ce

bash
sudo yum install docker-ce

启动docker

bash
sudo systemctl start docker

确认docker-ce安装

bash
sudo docker --version
或
sudo docker -v

源文链接

https://docs.docker.com/install/linux/docker-ce/centos/

bug 1 ​

https://download.docker.com/linux/centos/7/x86_64/stable/repodata/repomd.xml: [Errno 12] Timeout on https://download.docker.com/linux/centos/7/x86_64/stable/repodata/repomd.xml: (28, 'Operation timed out after 30001 milliseconds with 0 out of 0 bytes received')
正在尝试其它镜像。

解决方法：

  1. 删除缓存数据
bash
yum clean all
  1. 创建元数据缓存
bash
yum makecache
  1. 继续安装
bash
sudo yum install docker-ce