Centos7.6版本-安装Docker服务-过程记录

Install Docker Engine on CentOS | Docker Documentation-官方安装说明

以管理员运行命令方式安装 - sudo

命令集合

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-engine
				  
				  
yum -y install gcc

yum -y install gcc c++

sudo yum install -y yum-utils
 
sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

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

sudo systemctl start docker

docker version

 卸载docker以前安装的旧版本

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo yum remove docker \
		  docker-client \
		  docker-client-latest \
		  docker-common \
		  docker-latest \
		  docker-latest-logrotate \
		  docker-logrotate \
		  docker-engine

 yum安装gcc相关

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# yum -y install gcc

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# yum -y install gcc c++

 安装软件包和国内的镜像仓库

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo yum install -y yum-utils
[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

下载阿里云仓库 

主要是为了处理后续安装docker-ce时有些包下不了的问题

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

---

安装docker 

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo yum install docker-ce docker-ce-cli containerd.io

启动docker | 查看docker版本

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo systemctl start docker

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# docker version

---

测试是否安装成功

执行hello-world检查docker是否启动成功 

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo docker run hello-world

 Linux Centos 7.6上安装并启动成功

---

配置

腾讯云配置镜像加速源

编辑daemon.json文件

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# vim /etc/docker/daemon.json

往daemon.json中添加配置

按i进入编辑状态，将下面的json粘贴到daemon.json中，并保存，按ESC，然后按 :wq 保存

{
   "registry-mirrors": [
       "https://mirror.ccs.tencentyun.com"
  ]
}

 重启docker生效配置

[root@CentOS-s-1-CPU-1-GB-Jackie ~]# sudo systemctl restart docker