修复部署:数据卷属主是 root,平台用户写不进数据库
Docker 新建数据卷时属主是 root,而平台用普通用户(APP_UID)运行,SQLite 打不开数据库, 新容器反复退出。compose 加一个启动前只运行一次的 init-data(root 把 /data 交给平台用户), Dockerfile 里也预先建好属于平台用户的 /data。 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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# 部署:先在 .env 里写好 TEACHER_PASSWORD(参考 .env.example),再 docker compose up -d
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# HTTPS 由 Nginx Proxy Manager 负责,它在 npm_proxy 网络里转发到 iot-sim:80;步骤见 deploy/README.md
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services:
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# 启动前把数据卷交给平台用户(Docker 新建数据卷时属主是 root,平台用普通用户运行,写不进去)
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init-data:
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image: iot-sim:latest
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# 和 app 同一个镜像(构建有缓存,不会重复构建);写上 build,新服务器上就不会去 Docker Hub 拉这个镜像
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build: .
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user: root
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command: ["sh", "-c", "chown -R \"$$APP_UID\" /data"]
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volumes:
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- data:/data
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restart: "no"
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networks: [default]
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app:
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image: iot-sim:latest
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build: .
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restart: unless-stopped
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depends_on:
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init-data:
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condition: service_completed_successfully
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environment:
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# 老师账号(只有一个);学生账号由老师在网页上导入名单
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TEACHER_USERNAME: ${TEACHER_USERNAME:-admin}
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