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docker的安裝配置

1、systemctl stop firewalld.service && systemctl disable firewalld.service
2、setenforce 0
3、sed -i.bak ‘s/SELINUX=enforcing/SELINUX=permissive/’ /etc/selinux/config
4、建立一個 vi /etc/yum.repos.d/docker.repo 檔案,內容如下:

[dockerrepo]
name=Docker Repository
baseurl=https://yum.dockerproject.org/repo/main/centos/7/
enabled=1
gpgcheck=1
gpgkey=https://yum.dockerproject.org/gpg

5、安裝新版本 Docker

yum install -y docker-engine

6、開啟Docker

systemctl start docker

7、docker pull nginx
8、docker pull python:3.6