Docker Compose 编排 DevOps 工具
文章目录
[隐藏]
- 准备
- docker-compose.yml 文件
- 使用
- 后记
在 Docker nginx 反向代理 设置 介绍了通过 nginx
反向代理关联容器。此为真实的使用场景。通过 Gitea
作为代码管理工具;Kanboard
作为任务管理;Jenkins
作为 CI 工具。这样的组合比较适合小型团队使用,相比起 GitLab
这种巨无霸来说,部署简单,使用简单。
准备
安装 Docker
$ curl -fsSL get.docker.com -o get-docker.sh $ sudo sh get-docker.sh <output truncated> If you would like to use Docker as a non-root user, you should now consider adding your user to the "docker" group with something like: sudo usermod -aG docker your-user Remember to log out and back in for this to take effect! WARNING: Adding a user to the "docker" group grants the ability to run containers which can be used to obtain root privileges on the docker host. Refer to https://docs.docker.com/engine/security/security/#docker-daemon-attack-surface for more information.
安装 Docker Compose
$ sudo curl -L https://github.com/docker/compose/releases/download/1.19.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose $ sudo chmod +x /usr/local/bin/docker-compose $ docker-compose --version
注:Docker 以及 Docker Compose 的安装,官方文档讲得非常清晰,在此不再赘述。
docker-compose.yml 文件
version: "3.5" services: mysql: image: mysql:latest container_name: mysql ports: - "3306:3306" networks: - devops environment: - MYSQL_ROOT_PASSWORD=/run/secrets/db_root_password volumes: - type: bind source: ./mysql/conf.d target: /etc/mysql/conf.d - type: bind source: ./mysql/data target: /var/lib/mysql # - ./mysql/conf.d:/etc/mysql/conf.d # - ./mysql/data:/var/lib/mysql secrets: - db_root_password restart: always gitea: image: gitea/gitea:latest container_name: gitea ports: - "10080:3000" - "10022:22" networks: - devops environment: - VIRTUAL_HOST=git.vking.io - VIRTUAL_PORT=3000 - GITEA_CUSTOM=/etc/gitea depends_on: - mysql volumes: - type: bind source: ./gitea target: /data - type: bind source: ./gitea/custom target: /etc/gitea # - ./gitea:/data # - ./gitea/custom:/etc/gitea restart: always task: image: kanboard/kanboard:latest container_name: kanboard ports: - "8888:80" networks: - devops environment: - VIRTUAL_HOST=task.vking.io - VIRTUAL_PORT=80 volumes: - type: bind source: ./kanboard/data target: /var/www/app/data - type: bind source: ./kanboard/plugins target: /var/www/app/plugins # - ./kanboard/data:/var/www/app/data # - ./kanboard/plugins:/var/www/app/plugins restart: always jenkins: image: jenkins/jenkins:lts container_name: jenkins ports: - "8081:8080" - "50000:5000" networks: - devops environment: - VIRTUAL_HOST=jenkins.vking.io - VIRTUAL_PORT=8080 volumes: - type: bind source: ./jenkins/data target: /var/jenkins_home # - ./jenkins/data:/var/jenkins_home restart: always nginx: image: jwilder/nginx-proxy:alpine container_name: nginx ports: - "80:80" depends_on: - gitea - task - jenkins networks: - devops volumes: - type: bind source: /var/run/docker.sock target: /tmp/docker.sock # - /var/run/docker.sock:/tmp/docker.sock restart: always secrets: db_root_password: file: ./mysql/my_secret.txt networks: devops: name: devops-network
注: 通过 volumes bind 方式挂载的外部文件/目录,如果不存在的话,不会自动创建。
使用
- MySQL 的管理员密码,通过 mysql/my_my_secret.txt 设置,构建容器的时候会自动加载并设置。
- 不同 services 管理的域名,通过环境变量设置 VIRTUAL_HOST=域名;VIRTUAL_PORT=端口
- 创建镜像并执行 docker-compose up -d
- 删除容器及 volumn 数据 docker-compose down -v
后记
因为通过反向代理隐藏了暴露端口的细节,如果没有外部注册的域名的话,还需要通过 Dnsmasq 进行内部域名解析。
原文出处:github -> https://outmanzzq.github.io/2019/01/25/docker-devops-kits/
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