docker之安装(新)

环境

mac 10.13.4 , Docker version 18.03.1-ce,Centos7

前言

目前docker提供ce(community edition)社区版本和ee(enterprise edition)企业版本.选择ce版本即可.

docker

Centos7安装

安装CE版本

# 卸载旧版本
$ yum remove docker \
                  docker-ce \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-selinux \
                  docker-engine-selinux \
                  docker-engine
# 为了防止之前已经安装的遗留问题,删除镜像储存目录
$ rm -rf /var/lib/docker
# 安装依赖工具
$ yum install -y yum-utils \
  device-mapper-persistent-data \
  lvm2
# 安装docker官方仓库(失败 使用阿里云仓库)
$ yum-config-manager \
    --add-repo \
    https://download.docker.com/linux/centos/docker-ce.repo
# 如果上面执行后如下报错,添加阿里云的源即可.
Loaded plugins: fastestmirror
adding repo from: https://download.docker.com/linux/centos/docker-ce.repo
grabbing file https://download.docker.com/linux/centos/docker-ce.repo to /etc/yum.repos.d/docker-ce.repo
Could not fetch/save url https://download.docker.com/linux/centos/docker-ce.repo to file /etc/yum.repos.d/docker-ce.repo: [Errno 12] Timeout on https://download.docker.com/linux/centos/docker-ce.repo: (28, 'Resolving timed out after 30455 milliseconds')
$ yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
# 安装docker
$ yum install -y docker-ce
# 启动
$ systemctl enable docker && systemctl start docker

添加docker hub中国官方镜像加速器

$ vim /etc/docker/daemon.json
{
  "registry-mirrors": ["https://registry.docker-cn.com"]
}

参考

docker document