注意需要使用 root 账户或者可以使用 sudo 的账户
1、安装 Docker
# 安装依赖
sudo yum install -y yum-utils \
device-mapper-persistent-data \
lvm2
# 添加docker下载仓库
sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
# 安装docker-ce
sudo yum install docker-ce
# 启动docker-ce
sudo systemctl start docker
# 验证
sudo docker --version
sudo docker run hello-world
2、安装 docker-compose
sudo curl -L "https://github.com/docker/compose/releases/download/1.23.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
docker-compose --version
若是github访问太慢,可以用daocloud下载
sudo curl -L https://get.daocloud.io/docker/compose/releases/download/1.25.1/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
添加可执行权限
sudo chmod +x /usr/local/bin/docker-compose
测试安装结果
docker-compose --version