Author: zhangjiong

docker-ce-setup.md

@@ -0,0 +1,48 @@
+## Centos7 安装 docker
+
+#### 1. 移除旧的版本
+```
+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
+```
+
+#### 2. 安装一些必要的系统工具
+```
+sudo yum install -y yum-utils device-mapper-persistent-data lvm2
+```
+
+#### 3. 添加软件源信息
+```
+yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
+
+```
+
+
+#### 4. 更新 yum 缓存
+```
+yum makecache fast
+```
+
+#### 5. 安装 Docker-ce
+```
+yum -y install docker-ce
+
+```
+
+#### 6. 启动 Docker 后台服务
+```
+systemctl start docker && systemctl enable docker
+```
+
+#### 7. 查看 Docker版本
+```
+docker --version
+```