docker初学安装

#更换yum源
mv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

　　

yum clean all
yum makecache
#yum更新到最新
yum update
reboot

　　

#安装docker
yum install -y yum-utils device-mapper-persistent-data lvm2
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum -y install docker-ce docker-ce-cli containerd.io

　　

#镜像加速
vi /etc/docker/daemon.json
{
    "registry-mirrors":[
        "http://hub-mirror.c.163.com",
        "https://hub-mirror.c.163.com/",
        "https://docker.mirrors.ustc.edu.cn",
        "https://reg-mirror.qiniu.com"
    ]
}
#重启docker
systemctl restart docker

　　

#安装docker-compose工具(可直接下载后上传至服务器)
curl -L https://github.com/docker/compose/releases/download/1.25.5/docker-compose-Linux-x86_64 -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose

#部署环境
docker-compose up -d