Centos安装docker
1. docker安装
1.1 卸载旧得版本
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| $ sudo yum remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-selinux \ docker-engine-selinux \ docker-engine
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1.2 使用yum安装
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| $ sudo yum install -y yum-utils
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1.3 更换国内源
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| $ sudo yum-config-manager \ --add-repo \ https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
$ sudo sed -i 's/download.docker.com/mirrors.aliyun.com\/docker-ce/g' /etc/yum.repos.d/docker-ce.repo
# 官方源 # $ sudo yum-config-manager \
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1.4 安装docker
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| $ sudo yum install docker-ce docker-ce-cli containerd.io
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1.5 启动docker
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| systemctl start docker
docker --version
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1.6 运行hello-world项目
1.7 查看hello-world镜像

2. 卸载docker
2.1 卸载依赖
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| yum remove docekr-ce docker-ce-cli containerd.io
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2.2 删除资源
3. 阿里云镜像加速
3.1 登录阿里云网站
3.2 找到容器镜像服务

3.3 配置镜像加速
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| sudo mkdir -p /etc/docker sudo tee /etc/docker/daemon.json <<-'EOF' { "registry-mirrors": ["xxxxxxxxxxxxxx"] } EOF
sudo systemctl daemon-reload sudo systemctl restart docker
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