{"id":19069616,"url":"https://github.com/srect/docker","last_synced_at":"2026-04-14T15:31:39.540Z","repository":{"id":42104285,"uuid":"200791894","full_name":"sRect/Docker","owner":"sRect","description":"用Docker部署一个Node应用","archived":false,"fork":false,"pushed_at":"2022-12-06T20:53:37.000Z","size":28,"stargazers_count":0,"open_issues_count":3,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-01-02T15:45:42.266Z","etag":null,"topics":["centos7","docker","koa2","nodejs"],"latest_commit_sha":null,"homepage":null,"language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/sRect.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2019-08-06T06:40:04.000Z","updated_at":"2019-08-14T10:14:41.000Z","dependencies_parsed_at":"2023-01-23T12:45:31.168Z","dependency_job_id":null,"html_url":"https://github.com/sRect/Docker","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sRect%2FDocker","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sRect%2FDocker/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sRect%2FDocker/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/sRect%2FDocker/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/sRect","download_url":"https://codeload.github.com/sRect/Docker/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":240122573,"owners_count":19751142,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["centos7","docker","koa2","nodejs"],"created_at":"2024-11-09T01:14:56.555Z","updated_at":"2026-04-14T15:31:34.495Z","avatar_url":"https://github.com/sRect.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# 用Docker部署一个Node应用\n___\n\n![avatar](https://img.shields.io/badge/Docker-17.12.1.ce-blue.svg)\n![avatar](https://img.shields.io/badge/Linux-CentOS7-blue.svg)\n![avatar](https://img.shields.io/badge/Node-v10.15.0-blue.svg) ![avatar](https://img.shields.io/badge/Koa-v2.7.0-blue.svg) \n\n\u003e 1. 制作自己的Docker容器\n\u003e 2. 用Docker部署\n\n## 什么是Docker?\n    打个比方：你如果想玩英雄联盟中骚气的亚索，你首先得有这个英雄（Docker的镜像），然后你得花金币去英雄商店（Docker的仓库）买，接着进游戏就会看到一个半蹲的发型飘逸的剑客（Docker的容器）\n\n    Docker由仓库(Repository)、镜像(Image)、容器(Container)组成。\n\n## 安装Docker\n1. 更新yum包\n```bash\nyum update\n```\n\n2. 设置yum源\n```bash\nyum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo\n```\n\n3. 可以查看所有仓库中所有docker版本，并选择特定版本安装\n```bash\nyum list docker-ce --showduplicates | sort -r\n```\n\n4. 选择版本进行安装\n```bash\nyum install docker-ce-17.12.1.ce\n```\n\n5. 启动Docker\n```bash\nsystemctl start docker\n```\n\n6. 验证安装是否成功(有client和service两部分表示docker安装启动都成功了)\n```bash\ndocker version\n```\n\n## 制作自己的 Docker 容器\n1. Dockerfile文件\n```\nFROM node:10.15.0\n# 将当前目录下的所有文件（除了.dockerignore排除的路径），都拷贝进入 image 文件的/app目录。\nCOPY . /app\n# 指定接下来的工作路径为/app\nWORKDIR /app\nRUN npm install\n# 将容器 3000 端口暴露出来， 允许外部连接这个端口\nEXPOSE 3000\nCMD [\"npm\", \"start\"]\n```\n\n2. 创建image\n```bash\ndocker image build -t koa-demo:0.0.1 .\n```\n    -t参数用来指定 image 文件的名字，后面还可以用冒号指定标签。如果不指定，默认的标签就是latest\n    最后的那个点表示 Dockerfile 文件所在的路径，上例是当前路径，所以是一个点\n\n3. 列出所有镜像\n```bash\ndocker image ls\n```\n    可以看到我们刚才创建的koa-demo镜像了\n\n4. 启动容器\n```bash\ndocker container run -p 8000:3000 -it koa-demo:0.0.1\n```\n    -p参数：容器的 3000 端口映射到本机的 8000 端口。\n    -it参数：容器的 Shell 映射到当前的 Shell，然后你在本机窗口输入的命令，就会传入容器\n    koa-demo:0.0.1：image 文件的名字（如果有标签，还需要提供标签，默认是 latest 标签）\n\n5. 浏览器访问\n```\nlocalhost:8000\n```\n\n## 其它命令\n```bash\n# 在仓库下载镜像\n$ docker image pull library/hello-world\n# 列出所有镜像\n$ docker image ls\n$ docker image ls --all\n# 删除 image 文件\n$ docker image rm [imageName]\n# 列出本机正在运行的容器\n$ docker container ls\n# 列出本机所有容器，包括终止运行的容器\n$ docker container ls --all\n# 终止某容器\n$ docker container kill [containID]\n# 删除某容器，释放磁盘空间\n$ docker container rm [containerID]\n```\n\n## 参考资料\n1. [Docker 入门教程](http://www.ruanyifeng.com/blog/2018/02/docker-tutorial.html)\n2. [Centos7下安装Docker（详细的新手装逼教程）](https://www.cnblogs.com/qgc1995/p/9553572.html)\n3. [Get Docker Engine - Community for CentOS](https://docs.docker.com/install/linux/docker-ce/centos/)","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsrect%2Fdocker","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsrect%2Fdocker","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsrect%2Fdocker/lists"}