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准备工作1docker镜像只读模板包含应用和运行环境github阿里云清华云2docker容器镜像的运行实例创建停止删除启动3docker仓库存放镜像的地方如Docker HubCentOS 7安装docker首先确保能够上网输入ping www.baidu.com添加镜像源,输入wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-
repo wget -O /etc/yum.repos.d/epel.repo http://mirrors.aliyun.com/repo/epel-
repo安装四步骤# step 1: 安装必要的一些系统工具sudo yum install -y yum-utils2: 添加软件源信息yum-config-manager --add-repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo# Step 3: 安装Dockersudo yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin# Step 4: 开启Docker服务sudo service docker start查看docker版本信息输入docker version镜像加速输入完不要立刻回车!!!!!!回车换一行添加代码EOFmkdir /etc/docker/ sudo cat /etc/docker/daemon.json EOF { registry-mirrors: [ https://docker.hpcloud.cloud, https://docker.m.daocloud.io, https://docker.unsee.tech, https://docker.1panel.live, http://mirrors.ustc.edu.cn, https://docker.chenby.cn, http://mirror.azure.cn, https://dockerpull.org, https://dockerhub.icu, https://hub.rat.dev ] }重启dockersudo systemctl daemon-reload sudo systemctl restart docker安装docker compose# 下载 Docker Compose 最新版本sudo curl -L https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose# 授予执行权限sudo chmod x /usr/local/bin/docker-compose# 创建符号链接支持 docker compose 命令这一步如果显示“文件已存在”可以不用管sudo mkdir -p /usr/libexec/docker/cli-plugins sudo ln -s /usr/local/bin/docker-compose /usr/libexec/docker/cli-plugins/docker-compose# 验证安装docker compose version安装成功会显示版本Ubuntu安装确保系统能够上网# step 1: 安装必要的一些系统工具sudo apt-get updatesudo apt-get install ca-certificates curl gnupg# step 2: 信任 Docker 的 GPG 公钥sudo install -m 0755 -d /etc/apt/keyringscurl -fsSL https://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpgsudo chmod ar /etc/apt/keyrings/docker.gpg# Step 3: 写入软件源信息echo \deb [arch$(dpkg --print-architecture) signed-by/etc/apt/keyrings/docker.gpg] https://mirrors.aliyun.com/docker-ce/linux/ubuntu \ $(. /etc/os-release echo $VERSION_CODENAME) stable | \sudo tee /etc/apt/sources.list.d/docker.list /dev/null# Step 4: 安装Dockersudo apt-get updatesudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin安装校验输入docker version配置镜像加速输入完不要立刻回车!!!!!!回车换一行添加代码EOFmkdir /etc/docker/ sudo cat /etc/docker/daemon.json EOF { registry-mirrors: [ https://docker.hpcloud.cloud, https://docker.m.daocloud.io, https://docker.unsee.tech, https://docker.1panel.live, http://mirrors.ustc.edu.cn, https://docker.chenby.cn, http://mirror.azure.cn, https://dockerpull.org, https://dockerhub.icu, https://hub.rat.dev ] }重启dockersudo systemctl daemon-reload sudo systemctl restart docker安装docker composesudo curl -L https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m) -o /usr/local/bin/docker-compose赋予执行权限sudo chmod x /usr/local/bin/docker-compose创建符号链接如果提示“文件已存在”可以不用管进行下一步sudo mkdir -p /usr/libexec/docker/cli-plugins sudo ln -s /usr/local/bin/docker-compose /usr/libexec/docker/cli-plugins/docker-compose验证安装docker compose version
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