Linux虚拟机Centos7安装Docker、Docker-compose

1、更新yum

[root@localhost ~]# yum update

报错:Could not resolve host:…try another mirror之类
解决:

[root@localhost ~]# vi /etc/resolv.conf 

修改成以下:

# Generated by NetworkManager
nameserver 114.114.114.114

2、安装Docker

[root@localhost ~]# sudo yum -y install docker

3、安装Docker-compose(python-pip方式)

(1)安装python-pip包

[root@localhost ~]# yum install epel-release
[root@localhost ~]# yum install python3-pip

上面如果直接使用 yum install -y python-pip 默认下载的版本是2.7.5 使用 pip install docker-compose 命令下载的时候会报错,这里就按照python3-pip

(2)通过pip3 安装 docker-compose

[root@localhost ~]# pip3 install docker-compose

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