2026-05-18 09:12:14 +08:00
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# RK3568 设备上系统部署及使用说明
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## 1. 文档目的
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本文档用于说明如何在 `RK3568 + Ubuntu 20.04` 设备上部署 `EMCP` 电气量测控平台的前后端系统,并完成以下目标:
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- 部署后端 `FastAPI + Uvicorn` 服务
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- 部署前端静态页面
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- 配置前后端开机自动启动
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- 登录桌面后自动打开浏览器并访问主页面
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- 给出现场快速设置和日常使用说明
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---
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## 2. 适用范围
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适用对象:
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- 硬件平台:`RK3568`
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- 操作系统:`Ubuntu 20.04`
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- 部署模式:前后端均部署在同一台设备本机
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当前工程实际情况:
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- 后端运行端口:`8000`
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- 前端访问地址建议使用:`http://127.0.0.1:5173/`
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- 前端默认请求后端地址:`http://127.0.0.1:8000/api`
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- 前端默认请求头中携带:`X-API-Token: admin123`
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- 默认安全校验密码:`admin123`
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- 后端默认启用模拟采集:`use_mock_device = True`
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2026-05-26 16:13:35 +08:00
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- 后端项目声明支持的 Python 版本:`>=3.8`
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- 当前设备资源较紧张:根分区剩余约 `2.8G`,物理内存约 `1.9G`,无 `Swap`
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- 最终部署方案:不创建虚拟环境,直接使用系统 `Python 3.10.12`
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2026-05-18 09:12:14 +08:00
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说明:
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- 当前前端代码默认调用本机 `127.0.0.1:8000` 的后端接口,因此推荐前后端部署在同一台 RK3568 设备上
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2026-05-26 16:13:35 +08:00
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- 推荐发布方式为:前端在开发机执行 `npm run build`,服务器只上传并发布 `dist/` 静态文件
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- 当前设备属于嵌入式一体机,推荐采用“最小化部署”方案,避免在设备上保留前端源码、`node_modules`、开发工具和大体积缓存
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- 当前文档以下步骤均按“直接使用系统 `python3`,不创建 `.venv`”编写
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2026-05-18 09:12:14 +08:00
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- 如果后续需要将前后端拆分到不同设备,需要同步调整前端接口配置
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---
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## 3. 部署建议
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推荐目录规划如下:
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```text
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/userdata/emcp/
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├── backend/
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├── frontend/
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│ └── dist/
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├── scripts/
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└── data/
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```
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建议使用以下方式部署:
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- 后端:`systemd` 托管 `uvicorn`
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2026-05-26 16:13:35 +08:00
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- 前端:开发机完成 `npm run build` 后,仅将 `dist/` 上传到设备,再用轻量静态服务对 `dist/` 目录发布
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2026-05-18 09:12:14 +08:00
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- 浏览器自启动:使用桌面自动启动项 `~/.config/autostart/*.desktop`
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2026-05-26 16:13:35 +08:00
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- 数据目录、报警数据库、备份目录统一放在 `/userdata`,减少根分区占用
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- 不在服务器安装 `Node.js/npm`
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- 不在服务器安装前端源码依赖,不安装后端开发依赖 `.[dev]`
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### 3.1 低资源设备优化原则
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- 优先使用 `/userdata` 分区存放程序和运行数据,尽量不占用根分区
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- 后端安装依赖时使用 `pip --no-cache-dir`,避免留下 `pip` 缓存
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- 前端只上传 `dist/`,不上传 `src/`、`node_modules/`、`.git/`
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- 后端直接使用系统 `python3.10.12`,不创建虚拟环境,进一步减少磁盘占用
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- 生产环境只启动一个 `uvicorn` 进程,不开启 `--reload`
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- 尽量复用系统已有浏览器,不额外安装多个浏览器
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- 日志通过 `journalctl` 查看,不另外输出到大日志文件
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2026-05-18 09:12:14 +08:00
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---
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## 4. 环境准备
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### 4.1 安装系统依赖
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在 RK3568 设备终端执行:
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```bash
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sudo apt update
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sudo apt install -y python3.10-venv python3-pip
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```
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说明:
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2026-05-26 16:13:35 +08:00
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- 当前服务器已安装 `Python 3.10.12`,本项目后端 `requires-python = ">=3.8"`,因此可直接使用 `Python 3.10.12` 部署
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- 建议先执行 `python3.10 --version`,确认输出为 `Python 3.10.12`
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- 如果设备上的 `python3.10-venv` 尚未安装,可通过上面的命令补齐
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- 当前推荐方案下,RK3568 服务器无需安装 `Node.js` 或 `npm`
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- `Node.js/npm` 仅在开发机或构建机执行前端打包时需要
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- 如果代码是通过 `scp`、`rsync` 或 U 盘拷贝,服务器也无需安装 `git`
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- 若现场需要临时下载文件,再按需安装 `curl` 或 `git`
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2026-05-18 09:12:14 +08:00
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### 4.2 安装浏览器
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如果设备带图形桌面,建议至少安装一个浏览器:
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```bash
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sudo apt install -y chromium-browser
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```
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如果系统仓库没有 `chromium-browser`,也可以使用:
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```bash
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sudo apt install -y firefox
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```
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2026-05-26 16:13:35 +08:00
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低资源建议:
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- 如果系统已经自带可用浏览器,则不要重复安装第二个浏览器
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- 通常只保留一个浏览器即可,减少磁盘占用
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2026-05-18 09:12:14 +08:00
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### 4.3 拷贝项目代码
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将工程目录拷贝到设备,例如:
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```bash
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sudo mkdir -p /userdata/emcp
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sudo chown -R $USER:$USER /userdata/emcp
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```
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然后将项目复制到:
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```text
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/userdata/emcp/backend
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/userdata/emcp/frontend/dist
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```
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推荐目录示例:
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```text
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/userdata/emcp/
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├── backend/
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├── frontend/
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│ └── dist/
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├── scripts/
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└── data/
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```
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如果确实需要兼容历史脚本中的 `/opt/emcp` 路径,可以建立软链接:
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```bash
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sudo ln -sfn /userdata/emcp /opt/emcp
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```
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2026-05-26 16:13:35 +08:00
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如果后端通过 `git` 拉取,也可以在 `/userdata` 下执行:
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```bash
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git clone <你的仓库地址> /userdata/emcp
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```
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2026-05-26 16:13:35 +08:00
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前端发布建议:
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- 开发机执行 `npm install`、`npm run build`
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- 只将打包产物 `frontend/dist/` 复制到服务器 `/userdata/emcp/frontend/dist`
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- 服务器无需保留前端源码、`node_modules`、`package.json`
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- 如需进一步节省空间,可将 `backend/` 打包为压缩包后再上传,上传后立即删除压缩包
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2026-05-18 09:12:14 +08:00
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---
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## 5. 后端部署
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2026-05-26 16:13:35 +08:00
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### 5.1 确认系统 Python 版本
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```bash
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python3 --version
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```
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期望输出:
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```text
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Python 3.10.12
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安装pip3
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curl -sS https://bootstrap.pypa.io/get-pip.py -o get-pip.py && python3 get-pip.py && rm get-pip.py
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```
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### 5.2 安装后端依赖
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```bash
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cd /userdata/emcp/backend
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python3 -m pip install --no-cache-dir -e .
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```
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2026-05-26 16:13:35 +08:00
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生产环境不建议安装测试或调试工具,避免额外占用磁盘空间。
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如确实需要测试或调试工具,再安装:
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```bash
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python3 -m pip install --no-cache-dir -e .[dev]
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```
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补充说明:
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- 当前项目在本地开发阶段使用过 `Python 3.8` 虚拟环境,但部署到 RK3568 服务器时直接使用系统 `Python 3.10.12` 即可
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- 当前部署方案不创建 `.venv`,Python 依赖直接安装到系统环境
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- `--no-cache-dir` 可以避免在 `~/.cache/pip` 中留下额外缓存文件
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- 安装完成后如需进一步清理,可执行 `rm -rf ~/.cache/pip`
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- 如需保留当前依赖快照,可执行 `python3 -m pip freeze > /userdata/emcp/backend/requirements.lock.txt`
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### 5.3 配置运行数据目录
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建议将报警数据库、备份目录等运行时数据统一放到 `/userdata/emcp/data`:
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```bash
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mkdir -p /userdata/emcp/data/backups
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```
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在 `/userdata/emcp/backend/.env` 中写入:
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```env
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EMCP_DATA_DIR=/userdata/emcp/data
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EMCP_ALARM_DB_PATH=/userdata/emcp/data/alarm.db
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EMCP_BACKUP_DIR=/userdata/emcp/data/backups
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```
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2026-05-26 16:13:35 +08:00
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说明:
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- 这样即使根分区空间较紧张,报警数据库和备份文件也不会继续占用 `/`
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- 如果将来需要清理历史数据,也只需处理 `/userdata/emcp/data`
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### 5.4 手动启动后端验证
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```bash
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cd /userdata/emcp/backend
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python3 -m uvicorn app.main:app --host 0.0.0.0 --port 8000 --no-access-log
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```
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验证方式:
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|
|
|
|
|
|
|
|
- 本机健康检查:`http://127.0.0.1:8000/`
|
|
|
|
|
|
- 接口文档:`http://127.0.0.1:8000/docs`
|
|
|
|
|
|
|
|
|
|
|
|
如果能正常返回服务信息,说明后端部署成功。
|
|
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 6. 前端部署
|
|
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
### 6.1 在开发机打包前端
|
|
|
|
|
|
|
|
|
|
|
|
以下步骤在开发机执行,不在 RK3568 服务器执行:
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
```bash
|
2026-05-26 16:13:35 +08:00
|
|
|
|
cd /path/to/EMCP/frontend
|
2026-05-18 09:12:14 +08:00
|
|
|
|
npm install
|
2026-05-26 16:13:35 +08:00
|
|
|
|
npm run build
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
构建完成后会生成:
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
```text
|
|
|
|
|
|
frontend/dist
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
### 6.2 上传 dist 到 RK3568 服务器
|
|
|
|
|
|
|
|
|
|
|
|
将打包好的 `dist/` 目录复制到服务器:
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
```text
|
2026-05-26 16:13:35 +08:00
|
|
|
|
/userdata/emcp/frontend/dist
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
可根据现场情况使用 `scp`、`rsync`、U 盘或其他方式拷贝。
|
|
|
|
|
|
|
2026-05-18 09:12:14 +08:00
|
|
|
|
### 6.3 手动启动前端验证
|
|
|
|
|
|
|
|
|
|
|
|
推荐使用 Python 内置静态服务快速发布:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
2026-05-26 16:13:35 +08:00
|
|
|
|
cd /userdata/emcp/frontend
|
2026-05-18 09:12:14 +08:00
|
|
|
|
python3 -m http.server 5173 --directory dist --bind 0.0.0.0
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
验证地址:
|
|
|
|
|
|
|
|
|
|
|
|
- 前端页面:`http://127.0.0.1:5173/`
|
|
|
|
|
|
|
|
|
|
|
|
说明:
|
|
|
|
|
|
|
|
|
|
|
|
- 当前前端默认调用本机后端 `http://127.0.0.1:8000/api`
|
|
|
|
|
|
- 因此前端页面只要在设备本机打开,即可直接访问后端服务
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- 当前发布方案中,服务器只负责托管静态文件,不参与前端构建
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 7. 首次联调检查
|
|
|
|
|
|
|
|
|
|
|
|
建议按以下顺序进行:
|
|
|
|
|
|
|
|
|
|
|
|
1. 先启动后端
|
|
|
|
|
|
2. 再启动前端静态服务
|
|
|
|
|
|
3. 浏览器打开 `http://127.0.0.1:5173/`
|
|
|
|
|
|
4. 检查实时数据、设备状态、报警历史等页面是否能正常进入
|
|
|
|
|
|
|
|
|
|
|
|
当前项目已打通页面包括:
|
|
|
|
|
|
|
|
|
|
|
|
- 实时数据
|
|
|
|
|
|
- 设备状态
|
|
|
|
|
|
- 设备配置
|
|
|
|
|
|
- 通道配置
|
|
|
|
|
|
- 报警设置
|
|
|
|
|
|
- 报警历史
|
|
|
|
|
|
- 控制指令
|
|
|
|
|
|
- 系统设置
|
|
|
|
|
|
|
|
|
|
|
|
补充说明:
|
|
|
|
|
|
|
|
|
|
|
|
- `设备状态` 页面支持刷新
|
|
|
|
|
|
- `报警历史` 页面支持分页和刷新
|
|
|
|
|
|
- 配置保存前会弹出安全校验密码输入框
|
|
|
|
|
|
- 当前默认安全校验密码为 `admin123`
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- 交付到现场后,建议尽快修改 `device.json` 中的设备密码,避免继续使用默认密码
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 8. 配置开机自动启动
|
|
|
|
|
|
|
|
|
|
|
|
推荐使用 `systemd` 管理前后端服务。
|
|
|
|
|
|
|
|
|
|
|
|
### 8.1 配置后端服务
|
|
|
|
|
|
|
|
|
|
|
|
创建文件:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
|
|
|
|
|
/etc/systemd/system/emcp-backend.service
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
内容如下:
|
|
|
|
|
|
|
|
|
|
|
|
```ini
|
|
|
|
|
|
[Unit]
|
|
|
|
|
|
Description=EMCP Backend Service
|
|
|
|
|
|
After=network-online.target
|
|
|
|
|
|
Wants=network-online.target
|
|
|
|
|
|
|
|
|
|
|
|
[Service]
|
|
|
|
|
|
Type=simple
|
|
|
|
|
|
User=ubuntu
|
2026-05-26 16:13:35 +08:00
|
|
|
|
WorkingDirectory=/userdata/emcp/backend
|
|
|
|
|
|
Environment=PYTHONDONTWRITEBYTECODE=1
|
|
|
|
|
|
Environment=PYTHONUNBUFFERED=1
|
|
|
|
|
|
EnvironmentFile=-/userdata/emcp/backend/.env
|
|
|
|
|
|
ExecStart=/usr/bin/python3 -m uvicorn app.main:app --host 0.0.0.0 --port 8000 --no-access-log
|
2026-05-18 09:12:14 +08:00
|
|
|
|
Restart=always
|
|
|
|
|
|
RestartSec=3
|
|
|
|
|
|
|
|
|
|
|
|
[Install]
|
|
|
|
|
|
WantedBy=multi-user.target
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
说明:
|
|
|
|
|
|
|
|
|
|
|
|
- `User=ubuntu` 需要替换为设备实际登录用户名
|
|
|
|
|
|
- 如需切换真实采集设备,可结合 `.env` 或配置文件调整后端参数
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- 当前服务直接调用系统 `python3`
|
|
|
|
|
|
- `--no-access-log` 可减少日志输出和磁盘写入
|
|
|
|
|
|
- `PYTHONDONTWRITEBYTECODE=1` 可避免生成额外的 `.pyc` 文件
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
### 8.2 配置前端服务
|
|
|
|
|
|
|
|
|
|
|
|
创建文件:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
|
|
|
|
|
/etc/systemd/system/emcp-frontend.service
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
内容如下:
|
|
|
|
|
|
|
|
|
|
|
|
```ini
|
|
|
|
|
|
[Unit]
|
|
|
|
|
|
Description=EMCP Frontend Static Service
|
|
|
|
|
|
After=network-online.target
|
|
|
|
|
|
Wants=network-online.target
|
|
|
|
|
|
|
|
|
|
|
|
[Service]
|
|
|
|
|
|
Type=simple
|
|
|
|
|
|
User=ubuntu
|
2026-05-26 16:13:35 +08:00
|
|
|
|
WorkingDirectory=/userdata/emcp/frontend
|
|
|
|
|
|
ExecStart=/usr/bin/python3 -m http.server 5173 --directory /userdata/emcp/frontend/dist --bind 0.0.0.0
|
2026-05-18 09:12:14 +08:00
|
|
|
|
Restart=always
|
|
|
|
|
|
RestartSec=3
|
|
|
|
|
|
|
|
|
|
|
|
[Install]
|
|
|
|
|
|
WantedBy=multi-user.target
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
### 8.3 启用开机自启
|
|
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
需要给linaro授权
|
|
|
|
|
|
|
|
|
|
|
|
sudo chown -R linaro:linaro /userdata/emcp/data
|
|
|
|
|
|
sudo chown -R linaro:linaro /userdata/emcp/backend/config
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2026-05-18 09:12:14 +08:00
|
|
|
|
执行:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
sudo systemctl daemon-reload
|
|
|
|
|
|
sudo systemctl enable emcp-backend.service
|
|
|
|
|
|
sudo systemctl enable emcp-frontend.service
|
|
|
|
|
|
sudo systemctl start emcp-backend.service
|
|
|
|
|
|
sudo systemctl start emcp-frontend.service
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
查看状态:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
sudo systemctl status emcp-backend.service
|
|
|
|
|
|
sudo systemctl status emcp-frontend.service
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
查看日志:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
journalctl -u emcp-backend.service -f
|
|
|
|
|
|
journalctl -u emcp-frontend.service -f
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 9. 开机自动打开浏览器访问主页面
|
|
|
|
|
|
|
|
|
|
|
|
本功能依赖图形桌面环境。若设备只启动命令行、不进入桌面,则无法自动弹出浏览器。
|
|
|
|
|
|
|
|
|
|
|
|
### 9.1 前置条件
|
|
|
|
|
|
|
|
|
|
|
|
建议提前确认以下两项:
|
|
|
|
|
|
|
|
|
|
|
|
- 设备已安装浏览器
|
|
|
|
|
|
- 设备已启用桌面自动登录,或现场人员上电后会手动登录桌面
|
|
|
|
|
|
|
|
|
|
|
|
说明:
|
|
|
|
|
|
|
|
|
|
|
|
- 只有在用户登录图形桌面后,自动启动项才会执行
|
|
|
|
|
|
- 如果希望“上电后无需人工登录就自动打开页面”,需要同时开启系统自动登录
|
|
|
|
|
|
|
|
|
|
|
|
### 9.2 创建浏览器启动脚本
|
|
|
|
|
|
|
|
|
|
|
|
创建目录:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
2026-05-26 16:13:35 +08:00
|
|
|
|
mkdir -p /userdata/emcp/scripts
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
创建脚本文件:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
2026-05-26 16:13:35 +08:00
|
|
|
|
/userdata/emcp/scripts/start-emcp-browser.sh
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
内容如下:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
#!/bin/bash
|
|
|
|
|
|
sleep 8
|
|
|
|
|
|
|
|
|
|
|
|
URL="http://127.0.0.1:5173/"
|
|
|
|
|
|
|
|
|
|
|
|
if command -v chromium-browser >/dev/null 2>&1; then
|
2026-05-26 16:13:35 +08:00
|
|
|
|
chromium-browser --start-fullscreen --no-first-run --disk-cache-size=10485760 "$URL" >/dev/null 2>&1 &
|
2026-05-18 09:12:14 +08:00
|
|
|
|
elif command -v firefox >/dev/null 2>&1; then
|
|
|
|
|
|
firefox "$URL" >/dev/null 2>&1 &
|
|
|
|
|
|
else
|
|
|
|
|
|
xdg-open "$URL" >/dev/null 2>&1 &
|
|
|
|
|
|
fi
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
赋予执行权限:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
2026-05-26 16:13:35 +08:00
|
|
|
|
chmod +x /userdata/emcp/scripts/start-emcp-browser.sh
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
说明:
|
|
|
|
|
|
|
|
|
|
|
|
- `sleep 8` 用于等待前后端服务启动完成
|
|
|
|
|
|
- 如果设备性能较低,可改为 `sleep 10` 或 `sleep 15`
|
|
|
|
|
|
- 如需全屏显示,优先使用 `chromium-browser --start-fullscreen`
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- 对低资源设备,浏览器缓存建议尽量缩小
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
### 9.3 配置桌面自动启动项
|
|
|
|
|
|
|
|
|
|
|
|
创建目录:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
mkdir -p ~/.config/autostart
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
创建文件:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
|
|
|
|
|
~/.config/autostart/emcp-browser.desktop
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
内容如下:
|
|
|
|
|
|
|
|
|
|
|
|
```ini
|
|
|
|
|
|
[Desktop Entry]
|
|
|
|
|
|
Type=Application
|
|
|
|
|
|
Name=EMCP Browser Autostart
|
2026-05-26 16:13:35 +08:00
|
|
|
|
Exec=/userdata/emcp/scripts/start-emcp-browser.sh
|
2026-05-18 09:12:14 +08:00
|
|
|
|
X-GNOME-Autostart-enabled=true
|
|
|
|
|
|
Terminal=false
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
配置完成后,用户每次登录桌面时都会自动打开浏览器并访问:
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|
|
|
```text
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|
http://127.0.0.1:5173/
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|
|
|
|
```
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|
|
|
---
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## 10. 快捷设置说明
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这一节适合现场交付时快速操作。
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### 10.1 一次性完成部署
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按以下顺序操作即可:
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2026-05-26 16:13:35 +08:00
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1. 拷贝项目到 `/userdata/emcp`
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2. 如需兼容旧路径,建立 `/opt/emcp -> /userdata/emcp` 软链接
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3. 使用系统 `python3` 安装后端依赖
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4. 在开发机执行前端 `npm install` 和 `npm run build`
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5. 将 `dist/` 上传到服务器 `/userdata/emcp/frontend/dist`
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6. 创建 `/userdata/emcp/backend/.env`,将运行数据目录指向 `/userdata/emcp/data`
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7. 创建两个 `systemd` 服务
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8. 创建浏览器自动启动脚本
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9. 创建 `~/.config/autostart/emcp-browser.desktop`
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10. 执行 `systemctl enable` 完成开机自启
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资源紧张时,优先保证以下三点:
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- 服务器只保留 `backend/` 和 `frontend/dist/`
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- 不安装 `Node.js/npm`,不安装 `.[dev]`
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- 运行数据放在 `/userdata/emcp/data`
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- 后端直接使用系统 `python3.10.12`,不创建虚拟环境
|
2026-05-18 09:12:14 +08:00
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### 10.2 最常用检查命令
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检查后端状态:
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|
|
```bash
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|
sudo systemctl status emcp-backend.service
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|
```
|
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|
检查前端状态:
|
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|
|
|
```bash
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|
|
sudo systemctl status emcp-frontend.service
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|
|
|
```
|
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|
重启后端:
|
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|
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|
|
|
```bash
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|
|
sudo systemctl restart emcp-backend.service
|
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|
|
|
```
|
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|
重启前端:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
sudo systemctl restart emcp-frontend.service
|
|
|
|
|
|
```
|
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|
重新打开浏览器主页:
|
|
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|
|
|
|
|
|
|
|
|
```bash
|
2026-05-26 16:13:35 +08:00
|
|
|
|
/userdata/emcp/scripts/start-emcp-browser.sh
|
2026-05-18 09:12:14 +08:00
|
|
|
|
```
|
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|
### 10.3 修改主页地址
|
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|
如果前端端口改为其他端口,例如 `8080`,需要同步修改以下两处:
|
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|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- `/userdata/emcp/scripts/start-emcp-browser.sh` 中的 `URL`
|
2026-05-18 09:12:14 +08:00
|
|
|
|
- 前端静态服务端口或访问地址
|
|
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|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
如果修改了前端源码,需要在开发机重新构建并重新上传新的 `dist/` 目录,服务器本机不需要执行 `npm install`
|
|
|
|
|
|
|
2026-05-18 09:12:14 +08:00
|
|
|
|
### 10.4 修改登录后自动打开行为
|
|
|
|
|
|
|
|
|
|
|
|
如果不希望每次登录都自动打开浏览器,可以删除或重命名:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
|
|
|
|
|
~/.config/autostart/emcp-browser.desktop
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 11. 日常使用说明
|
|
|
|
|
|
|
|
|
|
|
|
### 11.1 启动后访问方式
|
|
|
|
|
|
|
|
|
|
|
|
当设备开机完成并进入桌面后,系统会自动:
|
|
|
|
|
|
|
|
|
|
|
|
- 启动后端服务
|
|
|
|
|
|
- 启动前端静态服务
|
|
|
|
|
|
- 打开浏览器访问主页
|
|
|
|
|
|
|
|
|
|
|
|
默认主页地址:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
|
|
|
|
|
http://127.0.0.1:5173/
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
### 11.2 页面使用提示
|
|
|
|
|
|
|
|
|
|
|
|
- 实时数据页:查看模拟或采集到的实时数据
|
|
|
|
|
|
- 设备状态页:支持手动刷新状态
|
|
|
|
|
|
- 报警历史页:支持分页和刷新
|
|
|
|
|
|
- 配置类页面:保存前需要输入安全校验密码
|
|
|
|
|
|
|
|
|
|
|
|
当前默认安全校验密码:
|
|
|
|
|
|
|
|
|
|
|
|
```text
|
|
|
|
|
|
admin123
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
建议交付后尽快修改为现场正式密码。
|
|
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 12. 常见问题
|
|
|
|
|
|
|
|
|
|
|
|
### 12.1 浏览器没有自动打开
|
|
|
|
|
|
|
|
|
|
|
|
请检查:
|
|
|
|
|
|
|
|
|
|
|
|
- 是否进入了图形桌面
|
|
|
|
|
|
- `~/.config/autostart/emcp-browser.desktop` 是否存在
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- `/userdata/emcp/scripts/start-emcp-browser.sh` 是否有执行权限
|
2026-05-18 09:12:14 +08:00
|
|
|
|
- 浏览器是否已安装
|
|
|
|
|
|
|
|
|
|
|
|
### 12.2 浏览器打开了,但页面访问失败
|
|
|
|
|
|
|
|
|
|
|
|
请检查:
|
|
|
|
|
|
|
|
|
|
|
|
- 前端服务是否启动成功
|
|
|
|
|
|
- `5173` 端口是否被其他程序占用
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- `/userdata/emcp/frontend/dist` 是否已经构建生成
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
### 12.3 页面能打开,但接口不通
|
|
|
|
|
|
|
|
|
|
|
|
请检查:
|
|
|
|
|
|
|
|
|
|
|
|
- 后端服务是否启动成功
|
|
|
|
|
|
- `8000` 端口是否正常监听
|
|
|
|
|
|
- 前端默认接口地址是否仍为 `http://127.0.0.1:8000/api`
|
|
|
|
|
|
|
|
|
|
|
|
### 12.4 页面保存时报权限或校验失败
|
|
|
|
|
|
|
|
|
|
|
|
请检查:
|
|
|
|
|
|
|
|
|
|
|
|
- 默认请求头 `X-API-Token` 是否被修改
|
|
|
|
|
|
- 输入的安全校验密码是否正确
|
|
|
|
|
|
- 当前默认密码是否仍为 `admin123`
|
|
|
|
|
|
|
|
|
|
|
|
### 12.5 修改代码后页面没有变化
|
|
|
|
|
|
|
2026-05-26 16:13:35 +08:00
|
|
|
|
请检查是否已经在开发机重新执行前端构建并重新上传新的 `dist/`:
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
```bash
|
2026-05-26 16:13:35 +08:00
|
|
|
|
cd /path/to/EMCP/frontend
|
2026-05-18 09:12:14 +08:00
|
|
|
|
npm run build
|
2026-05-26 16:13:35 +08:00
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
上传完成后,在服务器执行:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
2026-05-18 09:12:14 +08:00
|
|
|
|
sudo systemctl restart emcp-frontend.service
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
后端代码修改后则需要重启后端服务:
|
|
|
|
|
|
|
|
|
|
|
|
```bash
|
|
|
|
|
|
sudo systemctl restart emcp-backend.service
|
|
|
|
|
|
```
|
|
|
|
|
|
|
|
|
|
|
|
---
|
|
|
|
|
|
|
|
|
|
|
|
## 13. 推荐交付方式
|
|
|
|
|
|
|
|
|
|
|
|
建议现场交付时采用以下方式:
|
|
|
|
|
|
|
|
|
|
|
|
- 设备开机自动进入桌面
|
|
|
|
|
|
- 后端和前端均使用 `systemd` 自启动
|
|
|
|
|
|
- 浏览器自动全屏打开主页
|
|
|
|
|
|
- 保留一个终端窗口或 SSH 方式用于维护
|
2026-05-26 16:13:35 +08:00
|
|
|
|
- 程序与运行数据优先放在 `/userdata/emcp`
|
2026-05-18 09:12:14 +08:00
|
|
|
|
|
|
|
|
|
|
如需进一步增强生产部署能力,后续可继续补充:
|
|
|
|
|
|
|
|
|
|
|
|
- `Nginx` 托管前端静态资源
|
|
|
|
|
|
- 反向代理后端接口
|
|
|
|
|
|
- HTTPS 证书
|
|
|
|
|
|
- 真实硬件采集驱动接入
|
|
|
|
|
|
- 自动备份配置与报警数据库
|