Centos7 配置 docker

安装docker

1）、安装docker依赖
 

sudo yum install -y yum-utils device-mapper-persistent-data lvm2

2)、设置镜像仓库

sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

3)、安装docker

sudo yum install docker-ce docker-ce-cli containerd.io

4)、启动docker

sudo systemctl start docker 
#查看docker版本 
docker --version

5)、设置开机启动

sudo systemctl enable docker

6）、阿里云镜像加速

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://5y3reglm.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker

安装docker-compose

1)、安装docker-compose

sudo curl -L https://get.daocloud.io/docker/compose/releases/download/1.25.1/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/do