Docker & docker Compose使用

Posted by Ricky Blog on March 26, 2025
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mkdir -p /etc/docker

sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["xxx"]
}
EOF

sudo systemctl daemon-reload
sudo systemctl restart docker

国内拉docker镜像有问题,需设置代理

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vi /lib/systemd/system/docker.service

在[Service]块ExecStart行前添加如下文本:
Environment="HTTP_PROXY=http://215.215.0.2:10809"
Environment="HTTPS_PROXY=http://215.215.0.2:10809"

systemctl daemon-reload
systemctl restart docker

# 验证
systemctl show --property=Environment docker

通过docker容器查看run命令

https://zahui.fan/posts/lt41mupw/

docker-compose模板

https://github.com/yeasy/docker-compose-files

centos 安装docker

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Q: 以下是在CentOS操作系统上安装Docker的步骤:

# 卸载旧版本的Docker(如果安装过)
sudo yum remove docker docker-client docker-client-latest docker-common docker-latest docker-latest-logrotate docker-logrotate docker-engine

# 安装必要的依赖项
sudo yum install -y yum-utils device-mapper-persistent-data lvm2

# 使用以下命令设置稳定版Docker的存储库
sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

# 更新yum软件包索引,然后安装最新版本的Docker Engine和containerd
sudo yum update -y
sudo yum install -y docker-ce docker-ce-cli containerd.io

# 启动Docker服务并将其设置为开机启动
sudo systemctl start docker
sudo systemctl enable docker
#验证Docker是否已正确安装
sudo docker run hello-world 

如果一切正常,您应该会看到一条消息,指示Docker正在运行,并向您发送问候。