feat: 添加图片代理接口，保护OSS API key

Dockerfile

@@ -0,0 +1,13 @@
+FROM node:20-alpine
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm install
+
+COPY . .
+RUN npm run build
+
+EXPOSE 3000
+
+CMD ["npm", "start"]

PROJECT.md

@@ -141,16 +141,11 @@ npm run dev
 ```bash
 npm run build
 npm start
+# 默认端口3000，可通过 PORT=3001 npm start 指定端口
 ```
 
-### 8.3 远程访问
-SSH反向隧道将远程30000端口映射到本地3000：
-```bash
-./port_forwarding.sh start   # 启动
-./port_forwarding.sh stop   # 停止
-./port_forwarding.sh status  # 状态
-# 访问 http://47.120.74.73:30000
-```
+### 8.3 图片服务（规划中）
+计划将图片上传独立出来，新建 `smalltown-upload` 项目处理图片存储和压缩。
 
 ## 九、注意事项
 

app/api/files/[fileKey]/route.ts

@@ -0,0 +1,31 @@
+import { NextRequest, NextResponse } from 'next/server';
+
+const OSS_URL = process.env.OSS_URL || 'http://localhost:9000';
+const API_KEY = process.env.OSS_API_KEY || '7cf93760ea49b750c96e6078b364e5f0';
+
+export async function GET(
+  request: NextRequest,
+  { params }: { params: Promise<{ fileKey: string }> }
+) {
+  try {
+    const { fileKey } = await params;
+    
+    const res = await fetch(`${OSS_URL}/api/files/${fileKey}/preview?key=${API_KEY}`);
+    
+    if (!res.ok) {
+      return new NextResponse('File not found', { status: 404 });
+    }
+    
+    const imageBuffer = await res.arrayBuffer();
+    
+    return new NextResponse(imageBuffer, {
+      headers: {
+        'Content-Type': 'image/jpeg',
+        'Cache-Control': 'public, max-age=31536000',
+      },
+    });
+  } catch (error) {
+    console.error('Proxy error:', error);
+    return new NextResponse('Error', { status: 500 });
+  }
+}

app/api/upload/route.ts

@@ -1,12 +1,13 @@
 import { NextRequest, NextResponse } from 'next/server';
-import fs from 'fs/promises';
-import path from 'path';
 import sharp from 'sharp';
 
-const UPLOAD_DIR = path.join(process.cwd(), 'public/uploads');
 const MAX_SIZE = 5 * 1024 * 1024; // 5MB
+const OSS_URL = process.env.OSS_URL || 'http://localhost:9000';
+const API_KEY = process.env.OSS_API_KEY || '7cf93760ea49b750c96e6078b364e5f0';
 
 export async function POST(request: NextRequest) {
+  let imageBuffer: Buffer;
+  
   try {
     const formData = await request.formData();
     const file = formData.get('file') as File | null;
@@ -20,29 +21,21 @@ export async function POST(request: NextRequest) {
       return NextResponse.json({ error: '仅支持 JPG、PNG、GIF、WebP 格式' }, { status: 400 });
     }
 
-    const ext = 'jpg';
-    const filename = `${Date.now()}-${Math.random().toString(36).slice(2)}.${ext}`;
-    const filepath = path.join(UPLOAD_DIR, filename);
-
     const buffer = await file.arrayBuffer();
-    let imageBuffer = Buffer.from(buffer);
+    imageBuffer = Buffer.from(buffer);
 
-    // 获取图片尺寸
     const image = sharp(imageBuffer);
     const metadata = await image.metadata();
 
-    // 如果超过5MB，进行压缩
     if (imageBuffer.length > MAX_SIZE) {
       let quality = 85;
 
-      // 先尝试缩小尺寸
       if (metadata.width && metadata.width > 1920) {
         imageBuffer = await image
           .resize(1920, null, { withoutEnlargement: true })
           .toBuffer() as any;
       }
 
-      // 循环压缩直到小于5MB
       while (imageBuffer.length > MAX_SIZE && quality > 30) {
         imageBuffer = await sharp(imageBuffer)
           .jpeg({ quality, progressive: true })
@@ -50,7 +43,6 @@ export async function POST(request: NextRequest) {
         quality -= 10;
       }
 
-      // 如果还是太大，继续缩小尺寸
       if (imageBuffer.length > MAX_SIZE && metadata.width && metadata.width > 800) {
         imageBuffer = await sharp(imageBuffer)
           .resize(800, null, { withoutEnlargement: true })
@@ -58,17 +50,34 @@ export async function POST(request: NextRequest) {
           .toBuffer() as any;
       }
     } else {
-      // 转换为jpeg并优化
       imageBuffer = await sharp(imageBuffer)
         .jpeg({ quality: 85, progressive: true })
         .toBuffer() as any;
     }
 
-    await fs.writeFile(filepath, imageBuffer);
+    const formData2 = new FormData();
+    const uint8Array = new Uint8Array(imageBuffer);
+    const blob = new Blob([uint8Array], { type: 'image/jpeg' });
+    formData2.append('file', blob, 'image.jpg');
 
-    // 返回相对路径
-    const url = `/uploads/${filename}`;
-    return NextResponse.json({ url });
+    const uploadRes = await fetch(`${OSS_URL}/api/files`, {
+      method: 'POST',
+      headers: {
+        'x-api-key': API_KEY,
+      },
+      body: formData2,
+    });
+
+    if (!uploadRes.ok) {
+      const err = await uploadRes.text();
+      console.error('OSS upload failed:', err);
+      return NextResponse.json({ error: '上传失败' }, { status: 500 });
+    }
+
+    const fileData = await uploadRes.json();
+    
+    const url = `/api/files/${fileData.fileKey}`;
+    return NextResponse.json({ url, fileKey: fileData.fileKey });
   } catch (error) {
     console.error('Upload error:', error);
     return NextResponse.json({ error: '上传失败' }, { status: 500 });
@@ -78,16 +87,24 @@ export async function POST(request: NextRequest) {
 export async function DELETE(request: NextRequest) {
   try {
     const { searchParams } = new URL(request.url);
-    const filename = searchParams.get('filename');
+    const fileKey = searchParams.get('fileKey');
 
-    if (!filename) {
-      return NextResponse.json({ error: '缺少文件名' }, { status: 400 });
+    if (!fileKey) {
+      return NextResponse.json({ error: '缺少文件标识' }, { status: 400 });
     }
 
-    const filepath = path.join(UPLOAD_DIR, path.basename(filename));
-    await fs.unlink(filepath);
+    const res = await fetch(`${OSS_URL}/api/files/${fileKey}`, {
+      method: 'DELETE',
+      headers: {
+        'x-api-key': API_KEY,
+      },
+    });
 
+    if (res.ok) {
       return NextResponse.json({ success: true });
+    }
+    
+    return NextResponse.json({ error: '删除失败' }, { status: 500 });
   } catch (error) {
     console.error('Delete error:', error);
     return NextResponse.json({ error: '删除失败' }, { status: 500 });

docker-compose.yml

@@ -0,0 +1,41 @@
+version: '3.8'
+
+services:
+  mysql:
+    image: mariadb:10.11
+    container_name: smalltown_mysql
+    restart: always
+    environment:
+      MYSQL_ROOT_PASSWORD: rootpass
+      MYSQL_DATABASE: smalltown
+      MYSQL_USER: smalltown
+      MYSQL_PASSWORD: MyPassword1+
+    ports:
+      - "9001:3306"
+    volumes:
+      - /home/cui/mysql_data:/var/lib/mysql
+      - ./init.sql:/docker-entrypoint-initdb.d/init.sql:ro
+    healthcheck:
+      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+
+  smalltown:
+    build: .
+    container_name: smalltown_app
+    restart: always
+    ports:
+      - "3001:3000"
+    environment:
+      - NODE_ENV=production
+      - DB_HOST=mysql
+      - DB_PORT=3306
+      - DB_USER=smalltown
+      - DB_PASSWORD=MyPassword1+
+      - DB_NAME=smalltown
+      - OSS_URL=http://smalltown.dubaoda.com:9000
+      - OSS_API_KEY=b3302a486353f762646a9073020f3036
+    depends_on:
+      mysql:
+        condition: service_healthy

init.sql

@@ -0,0 +1,45 @@
+-- 创建数据库（如果不存在）
+CREATE DATABASE IF NOT EXISTS smalltown;
+USE smalltown;
+
+-- 用户表
+CREATE TABLE IF NOT EXISTS users (
+    id VARCHAR(36) PRIMARY KEY,
+    username VARCHAR(50) NOT NULL UNIQUE,
+    password_hash VARCHAR(64) NOT NULL,
+    token VARCHAR(64),
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    INDEX idx_token (token),
+    INDEX idx_username (username)
+);
+
+-- 房屋表
+CREATE TABLE IF NOT EXISTS houses (
+    id VARCHAR(36) PRIMARY KEY,
+    owner VARCHAR(50) NOT NULL,
+    title VARCHAR(200) NOT NULL,
+    description TEXT,
+    price INT NOT NULL,
+    district VARCHAR(50) NOT NULL,
+    address VARCHAR(500) NOT NULL,
+    phone VARCHAR(20) NOT NULL,
+    images JSON,
+    status VARCHAR(20) DEFAULT 'pending',
+    reject_reason VARCHAR(500),
+    reviewed_at DATETIME,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    INDEX idx_owner (owner),
+    INDEX idx_district (district),
+    INDEX idx_status (status),
+    INDEX idx_created (created_at)
+);
+
+-- 地区表
+CREATE TABLE IF NOT EXISTS districts (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    name VARCHAR(50) NOT NULL UNIQUE,
+    sort_order INT DEFAULT 0
+);
+
+-- 初始化地区数据
+INSERT INTO districts (name, sort_order) VALUES ('北京市-奶东村', 1);

lib/db.ts

@@ -1,11 +1,11 @@
 import mysql from 'mysql2/promise';
 
 const pool = mysql.createPool({
-  host: '192.168.0.196',
-  port: 3306,
-  user: 'smalltown',
-  password: 'MyPassword1+',
-  database: 'smalltown',
+  host: process.env.DB_HOST || 'localhost',
+  port: parseInt(process.env.DB_PORT || '3306'),
+  user: process.env.DB_USER || 'smalltown',
+  password: process.env.DB_PASSWORD || 'MyPassword1+',
+  database: process.env.DB_NAME || 'smalltown',
   waitForConnections: true,
   connectionLimit: 10,
   queueLimit: 0