安装docker和docker-compose

1sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
2#yum -y install yum-utils 可解决yum-config-manager不存在的问题
3yum -y install docker-ce
4systemctl start docker
5chkconfig docker on

 1#展示当前docker的配置信息
 2docker info
 3默认路径：/var/lib/docker
 4
 5{
 6  "registry-mirrors": ["https://ddcfwvrh.mirror.aliyuncs.com"],
 7  "data-root": "/data/docker"
 8}
 9
10sudo systemctl restart docker

1sudo curl -L https://github.com/docker/compose/releases/download/1.27.4/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
2
3chmod +x /usr/local/bin/docker-compose
4
5# 命令补全
6sudo curl -L https://raw.githubusercontent.com/docker/compose/1.27.4/contrib/completion/bash/docker-compose -o /etc/bash_completion.d/docker-compose
7source /etc/bash_completion.d/docker-compose

1docker pull golang:alpine
2#用法，直接运行golang程序
3docker run -d  -v /root/work:/data -p 8081:8081 golang:alpine go run /data/main.go