Linux安装Docker完整教程 Docker 环境搭建 CentOS 安装步骤
卸载旧版本
1 2 3 4 5 6 7 8 9 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
1 2 3 4 sudo yum -y install gcc sudo yum -y install gcc-c++
安装需要的软件包
1 2 3 4 sudo yum install -y yum-utils sudo yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
更新 yum 软件包索引
1 2 sudo yum makecache fast
安装 docker engine
1 2 sudo yum -y install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
Ubuntu 安装步骤
卸载旧版本
1 2 for pkg in docker.io docker-doc docker-compose docker-compose-v2 podman-docker containerd runc; do sudo apt-get remove $pkg; done
设置 docker 的 apt 存储库
1 2 3 4 5 6 7 8 9 10 11 12 13 # Add Docker's official GPG key: sudo apt-get update sudo apt-get install ca-certificates curl sudo install -m 0755 -d /etc/apt/keyrings sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc sudo chmod a+r /etc/apt/keyrings/docker.asc # Add the repository to Apt sources: echo \ "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \ $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \ sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
如果你使用 Ubuntu 衍生发行版,例如 Linux Mint,则可能需要使用 UBUNTU_CODENAME 而不是 VERSION_CODENAME
更新 apt 软件包索引
安装 docker engine
1 2 sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
启动 Docker 服务 1 2 3 4 5 6 7 8 9 10 11 12 # 启动 docker systemctl start docker # 关闭 docker systemctl stop docker # 重启 docker systemctl restart docker # 自启 docker systemctl enable docker
Docker-Compose 容器编排工具
运行以下命令可以安装 Docker Compose 的稳定版本:
1 2 sudo curl -L "https://github.com/docker/compose/releases/download/v2.21.0/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
如果要安装其他版本,请替换 2.21.0 为要使用的版本
将可执行权限应用于二进制文件:
1 2 sudo chmod +x /usr/local/bin/docker-compose
如果安装后命令失败可以创建指向 /usr/bin 或路径中任何其他目录的符号链接
1 2 sudo ln -s /usr/local/bin/docker-compose /usr/bin/docker-compose
测试安装:
1 2 docker-compose --version
Docker-Registry 私有仓库部署
访问页面:http://ip:5000/v2/_catalog
运行以下命令来启动容器:
1 2 3 4 5 6 docker run -d --name registry \ -p 5000:5000 \ -v /data/registry:/usr/local/registry \ --restart=unless-stopped \ registry
配置 Docker 以允许不安全的注册表并设置 cgroup 驱动程序(注意替换 ip 为本地 ip):
1 2 3 4 5 vim /etc/docker/daemon.json "insecure-registries":["registry.access.redhat.com","quay.io","ip:5000"], "exec-opts":["native.cgroupdriver=systemd"], "live-restore":true
重启服务:
1 2 3 4 5 6 # 重新加载配置 systemctl daemon-reload # 重启 docker systemctl restart docker
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