chore(dev): 按端口杀进程树,避免 Windows 孤儿监听
新增 stop.bat/ps1/sh,并写入本地开发规则:停服务用脚本、停后复核端口。 Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
@@ -284,6 +284,7 @@
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- **全站图片策略:用户上传的图片统一 WebP**。头像裁剪/转码在浏览器端完成(Canvas → toBlob('image/webp')),后端只收 WebP
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- 存储:`backend/data/uploads/avatars/{随机hex32}.webp`(已在 backend/data/ gitignore 内),Gin `r.Static("/uploads", ...)` 提供静态服务;Next rewrite 新增 `/uploads/:path*` 同源代理到后端(与 /api 一样走 BACKEND_URL 兜底 localhost:3001)
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- **本地开发数据目录铁律(2026-09-16)**:`config.Parse` 从 cwd 向上解析 backend 根,不跟 `os.Getwd()` 走。规范启动 `cd backend && go run ./cmd/jiang13`;数据只有 `backend/data/`。在 `cmd/jiang13/` 启动会写出另一套 `cmd/jiang13/data`,DB 里头像 404。规则见 `.cursor/rules/jiang13-bbs-local-dev.mdc`;可用 `JIANG13_WORK_PATH` 覆盖。启动日志打印 `workPath`/`dataDir`。`:3001` 已占用则不要再开第二个后端
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- **本地进程停干净(2026-09-16)**:Windows 上停 Cursor 终端常留下 `go`/`node` 孤儿听端口。用户用仓库根 `stop.bat`(Unix:`./stop.sh`)按 `:3000`/`:3001` + `taskkill /T` 杀进程树;agent 禁止只杀 shell、停后须复核端口空闲。详见 `jiang13-bbs-local-dev.mdc`
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- DB:`attachments` 表(user_id+kind 联合索引,kind 取值 `avatar`/`image`,记录 url/mime/size/width/height);`service/upload.go` 校验 RIFF/WEBP 魔数 + `golang.org/x/image/webp` 解码尺寸(正方形 64~512px)+ **大小限制以裁剪后文件为准(≤2MiB,MaxBytesReader 限请求体)**,落盘与 user.avatar 更新在同一事务
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- 路由(需登录 + CSRF):`POST /api/upload/avatar`(multipart 字段 file)、`PUT /api/avatar/use`(只能选用本人 attachments 中的 url)、`GET /api/my/media`(本人全部附件,id DESC 限 60 条)、`DELETE /api/my/attachments/:id`(被帖子 content 引用返回 409;是当前头像则事务内置空 user.avatar;成功后物理删除文件)
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- **头像只能走上传/媒体库选用通道**:`UpdateProfile` 已移除 avatar 字段,禁止通过资料接口写任意外链 URL
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@@ -1,5 +1,5 @@
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---
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description: 本地开发启动约定:后端工作目录、唯一数据目录、单实例,避免头像/上传 404
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description: 本地开发启动/停止约定:工作目录、单实例、按端口杀进程树,避免孤儿进程与头像 404
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alwaysApply: true
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---
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@@ -30,6 +30,33 @@ npm.cmd run dev
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`:3000` 把 `/uploads` rewrite 到 `:3001`。头像 404 先查后端 `dataDir`,不要改前端。
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## 进程生命周期(Windows 孤儿进程)
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根因:Cursor/agent 停掉的往往是 **shell 父进程**;`go run` / `npm` 拉起的 `go.exe`/`node.exe`/编译产物仍在听端口,任务管理器里才看得见。
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### Agent 必须遵守
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1. **先查再启**:启动前用端口探测;`:3000`/`:3001` 已在听 → **复用**,禁止再开一份
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2. **停服务优先跑脚本**(仓库根):
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- Windows:`stop.bat`(内部调用 `stop.ps1`)
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- Unix:`./stop.sh`
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3. **禁止**只依赖「结束终端 / Ctrl+C / 杀 shell PID」当作已停干净
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4. 无脚本时,Windows 用 **按端口 + 进程树** 清理(PowerShell):
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```powershell
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foreach ($port in 3000,3001) {
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Get-NetTCPConnection -LocalPort $port -State Listen -EA SilentlyContinue |
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Select-Object -ExpandProperty OwningProcess -Unique |
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ForEach-Object { if ($_ -gt 0) { taskkill /T /F /PID $_ } }
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}
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```
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5. 声称已停止后,**再查一次**端口是否空闲;仍占用则继续 `/T` 杀树,勿让用户去任务管理器
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6. 默认**不动** Docker Postgres;用户要停库再 `docker compose down`
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7. 会话结束前若本会话启动过前后端:主动清理或明确告知用户执行 `stop.bat`
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### 用户侧
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双击 / 运行仓库根 `stop.bat`(或 `./stop.sh`)即可,无需开任务管理器。
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## 遗留目录
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`backend/cmd/jiang13/data/` 是错误 cwd 的产物,禁止当数据源。发现后把 `uploads/` 合并进 `backend/data/uploads/`,再删遗留目录。
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@@ -57,7 +57,8 @@ echo Backend: http://localhost:3001
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echo Data dir: %~dp0backend\data
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echo Database: localhost:5432
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echo.
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echo Close each window to stop the service.
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echo Prefer stop: stop.bat (kills :3000/:3001 process trees)
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echo Or close each service window.
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echo Stop database: docker compose down
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echo ============================================
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pause
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3
start.sh
3
start.sh
@@ -74,7 +74,8 @@ echo " 数据库: localhost:5432"
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echo ""
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echo " 后端 PID: $BACKEND_PID"
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echo " 前端 PID: $FRONTEND_PID"
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echo " 停止服务: kill $BACKEND_PID $FRONTEND_PID && docker compose down"
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echo " 停止服务: ./stop.sh (或 Ctrl+C 本脚本)"
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echo " 停库: docker compose down"
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echo "══════════════════════════════════════════"
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# 捕获 Ctrl+C,清理子进程
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21
stop.bat
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21
stop.bat
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@echo off
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title jiang13-bbs stopper
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echo ============================================
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echo jiang13-bbs Dev Stopper
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echo ============================================
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echo.
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echo 按端口终止监听进程树(:3000 前端 / :3001 后端)...
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echo.
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REM 仅关 Cursor 终端 / Ctrl+C 往往杀不掉 go run / node 的子进程;
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REM 此处按 Listen 端口取 OwningProcess,再 taskkill /T 杀整棵树。
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powershell -NoProfile -ExecutionPolicy Bypass -File "%~dp0stop.ps1"
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if errorlevel 1 (
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echo [WARN] stop.ps1 执行异常,可手动:taskkill /T /F /PID ^<pid^>
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)
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echo.
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echo [OK] 端口清理完成。
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echo PostgreSQL(Docker)未动;若要停库:docker compose down
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echo ============================================
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pause
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24
stop.ps1
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24
stop.ps1
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# 按 Listen 端口终止进程树(含子进程)。默认 :3000 前端 / :3001 后端。
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# 由 stop.bat 调用;也可直接:powershell -File stop.ps1
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param(
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[int[]]$Ports = @(3000, 3001)
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)
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$ErrorActionPreference = 'SilentlyContinue'
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foreach ($port in $Ports) {
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$pids = @(
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Get-NetTCPConnection -LocalPort $port -State Listen |
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Select-Object -ExpandProperty OwningProcess -Unique
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)
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if (-not $pids -or $pids.Count -eq 0) {
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Write-Host " :$port 空闲"
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continue
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}
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foreach ($procId in $pids) {
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if ($procId -le 0) { continue }
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Write-Host " :$port -> PID $procId (含子进程)"
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& taskkill.exe /T /F /PID $procId | Out-Null
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}
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}
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42
stop.sh
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42
stop.sh
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#!/usr/bin/env bash
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set -euo pipefail
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# 按端口终止 :3000 / :3001 的监听进程(含子进程)
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# 用法:./stop.sh
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ROOT_DIR="$(cd "$(dirname "$0")" && pwd)"
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cd "$ROOT_DIR"
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kill_port() {
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local port="$1"
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local pids
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if command -v lsof &>/dev/null; then
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pids="$(lsof -tiTCP:"$port" -sTCP:LISTEN 2>/dev/null || true)"
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elif command -v fuser &>/dev/null; then
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fuser -k "${port}/tcp" 2>/dev/null || true
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echo " :${port} 已尝试 fuser -k"
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return
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else
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echo " 需要 lsof 或 fuser 才能按端口清理"
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return 1
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fi
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if [ -z "${pids}" ]; then
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echo " :${port} 空闲"
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return
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fi
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# shellcheck disable=SC2086
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echo " :${port} -> PID ${pids}"
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kill ${pids} 2>/dev/null || true
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sleep 0.3
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# shellcheck disable=SC2086
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kill -9 ${pids} 2>/dev/null || true
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}
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echo "══════════════════════════════════════════"
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echo " jiang13-bbs Dev Stopper"
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echo "══════════════════════════════════════════"
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echo "按端口终止 :3000 / :3001 ..."
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kill_port 3000
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kill_port 3001
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echo "完成。停库请另执行: docker compose down"
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echo "══════════════════════════════════════════"
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