392 lines
11 KiB
Markdown
392 lines
11 KiB
Markdown
# 系统升级总结 - API Key认证与图生视频功能
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**升级日期:** 2025-10-20
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**版本号:** v2.0.0
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---
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## 📋 升级概述
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本次升级实现了以下核心功能:
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1. ✅ **API Key认证系统** - 支持不通过JWT也能调用API
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2. ✅ **积分独立使用** - 非会员用户可以单独充值积分使用AI服务
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3. ✅ **图生视频功能** - 支持上传参考图片生成视频
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4. ✅ **会员体系优化** - 会员和积分系统解耦,互不影响
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---
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## 🎯 核心改动
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### 1. API Key认证过滤器
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**文件:** `src/main/java/com/dora/config/ApiKeyAuthenticationFilter.java`
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**功能:**
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- 新增Spring Security过滤器,支持API Key认证
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- 从HTTP Header `Authorization: Bearer {api_key}` 中提取API Key
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- 与JWT认证共存,JWT优先级更高
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- 所有用户(会员/非会员)都可以通过API Key认证
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**关键代码:**
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```java
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@Component
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public class ApiKeyAuthenticationFilter extends OncePerRequestFilter {
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// 检查JWT是否已认证
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if (SecurityContextHolder.getContext().getAuthentication() != null) {
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filterChain.doFilter(request, response);
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return;
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}
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// 验证API Key
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User user = apiKeyService.validateApiKeyForNonMember(apiKey);
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if (user != null) {
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UsernamePasswordAuthenticationToken authentication =
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UsernamePasswordAuthenticationToken.authenticated(...);
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SecurityContextHolder.getContext().setAuthentication(authentication);
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}
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}
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```
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---
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### 2. API Key服务优化
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**文件:** `src/main/java/com/dora/service/ApiKeyService.java`
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**改动:**
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- ❌ **旧逻辑**:只有会员(role >= 2)才能生成API Key
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- ✅ **新逻辑**:所有用户都可以生成API Key,通过积分使用服务
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**新增方法:**
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```java
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public User validateApiKeyForNonMember(String keyValue) {
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// 不再检查会员身份,所有用户都可以使用API Key
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// 只要有积分就可以调用服务
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}
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```
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**影响的方法:**
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- `generateApiKey()` - 移除会员检查
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- `refreshApiKey()` - 移除会员检查
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- `validateApiKeyForNonMember()` - 新增方法
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---
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### 3. 图生视频功能
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#### 3.1 数据库扩展
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**文件:** `V4__add_image_fields_to_ai_task.sql`
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```sql
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ALTER TABLE `ai_task`
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ADD COLUMN `image_url` VARCHAR(500) NULL COMMENT '参考图片URL(用于图生视频)',
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ADD COLUMN `image_base64` TEXT NULL COMMENT '参考图片Base64编码(用于图生视频)',
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ADD COLUMN `aspect_ratio` VARCHAR(10) NULL COMMENT '图片宽高比(如2:3, 3:2, 1:1)';
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```
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#### 3.2 DTO扩展
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**文件:** `src/main/java/com/dora/dto/TaskSubmitRequest.java`
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```java
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@Data
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public class TaskSubmitRequest {
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private String modelName;
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private String prompt;
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private String imageUrl; // 新增:图片URL
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private String imageBase64; // 新增:图片Base64
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private String aspectRatio; // 新增:宽高比
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public boolean isImageToVideo() {
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return (imageUrl != null && !imageUrl.trim().isEmpty()) ||
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(imageBase64 != null && !imageBase64.trim().isEmpty());
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}
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}
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```
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#### 3.3 第三方API调用扩展
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**文件:** `src/main/java/com/dora/service/impl/ThirdPartyApiServiceImpl.java`
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**新增支持:**
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- 简单文本消息(文生图/视频)
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- 复杂内容消息(文本 + 图片,图生视频)
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```java
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if (imageParam != null && !imageParam.trim().isEmpty()) {
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// 图生视频:构建复杂内容
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List<ContentItem> contentItems = new ArrayList<>();
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contentItems.add(ContentItem.text(prompt));
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contentItems.add(ContentItem.imageUrl(imageParam));
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userMessage = new Message("user", contentItems);
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} else {
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// 文生图/视频:简单文本
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userMessage = new Message("user", prompt);
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}
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```
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---
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### 4. 安全配置更新
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**文件:** `src/main/java/com/dora/config/SecurityConfig.java`
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**改动:**
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```java
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@RequiredArgsConstructor
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public class SecurityConfig {
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private final JwtAuthenticationFilter jwtAuthenticationFilter;
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private final ApiKeyAuthenticationFilter apiKeyAuthenticationFilter; // 新增
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@Bean
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public SecurityFilterChain filterChain(HttpSecurity http) {
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http
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// API Key认证过滤器(在JWT之后)
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.addFilterBefore(apiKeyAuthenticationFilter, UsernamePasswordAuthenticationFilter.class)
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// JWT认证过滤器
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.addFilterBefore(jwtAuthenticationFilter, ApiKeyAuthenticationFilter.class);
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}
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}
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```
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**过滤器链顺序:**
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1. ApiKeyAuthenticationFilter
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2. JwtAuthenticationFilter
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3. UsernamePasswordAuthenticationFilter
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---
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### 5. 控制器优化
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**文件:** `src/main/java/com/dora/controller/AiTaskController.java`
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**改动:**
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- 移除硬编码的 `currentUserId = 1L`
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- 使用 `SecurityUtil.getCurrentUserId()` 动态获取用户ID
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- 支持JWT和API Key两种认证方式
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- 添加详细的Swagger文档
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**示例:**
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```java
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@PostMapping("/submit")
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public Result<TaskSubmitResponse> submitTask(@RequestBody TaskSubmitRequest request) {
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try {
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// 从Spring Security上下文获取用户ID(支持JWT和API Key)
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Long currentUserId = SecurityUtil.getCurrentUserId();
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// 构建任务DTO,包含图片参数
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CreateTaskDto createTaskDto = CreateTaskDto.builder()
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.userId(currentUserId)
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.modelName(request.getModelName())
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.prompt(request.getPrompt())
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.imageUrl(request.getImageUrl())
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.imageBase64(request.getImageBase64())
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.aspectRatio(request.getAspectRatio())
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.build();
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AiTask createdTask = aiTaskService.createTask(createTaskDto);
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return Result.success(response, "任务提交成功");
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} catch (AuthenticationException e) {
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return Result.error(401, "未认证,请提供有效的JWT Token或API Key");
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}
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}
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```
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---
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## 📊 文件变更清单
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### 新增文件
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| 文件路径 | 说明 |
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|---------|------|
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| `src/main/java/com/dora/config/ApiKeyAuthenticationFilter.java` | API Key认证过滤器 |
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| `src/main/java/com/dora/dto/api/ContentItem.java` | 复杂消息内容项(支持文本+图片) |
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| `V4__add_image_fields_to_ai_task.sql` | 数据库迁移脚本 |
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| `AI_API_KEY_INTEGRATION_GUIDE.md` | API使用指南 |
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| `SYSTEM_UPGRADE_SUMMARY_20251020.md` | 本文档 |
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### 修改文件
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| 文件路径 | 主要改动 |
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|---------|---------|
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| `src/main/java/com/dora/config/SecurityConfig.java` | 添加API Key过滤器 |
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| `src/main/java/com/dora/service/ApiKeyService.java` | 移除会员限制 |
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| `src/main/java/com/dora/dto/TaskSubmitRequest.java` | 添加图片字段 |
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| `src/main/java/com/dora/dto/CreateTaskDto.java` | 添加图片字段 |
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| `src/main/java/com/dora/entity/AiTask.java` | 添加图片字段 |
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| `src/main/java/com/dora/dto/api/Message.java` | 支持复杂内容 |
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| `src/main/java/com/dora/service/ThirdPartyApiService.java` | 添加图生视频方法 |
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| `src/main/java/com/dora/service/impl/ThirdPartyApiServiceImpl.java` | 实现图生视频 |
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| `src/main/java/com/dora/service/AsyncTaskExecutor.java` | 支持图片参数 |
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| `src/main/java/com/dora/service/impl/AiTaskServiceImpl.java` | 保存图片参数 |
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| `src/main/java/com/dora/controller/AiTaskController.java` | 支持API Key认证 |
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| `src/main/resources/mapper/AiTaskMapper.xml` | 添加图片字段SQL |
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---
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## 🔄 兼容性说明
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### ✅ 向后兼容
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1. **现有JWT认证**:完全兼容,不受影响
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2. **原有API接口**:所有接口保持不变,仅新增认证方式
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3. **数据库**:新增字段允许NULL,不影响现有数据
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4. **会员体系**:会员用户的权益不受影响
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### ⚠️ 注意事项
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1. **数据库迁移**:需要执行 `V4__add_image_fields_to_ai_task.sql`
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2. **依赖注入**:`SecurityConfig` 需要注入 `ApiKeyAuthenticationFilter`
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3. **API Key生成**:现在所有用户都可以生成,需要更新前端提示文案
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---
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## 🧪 测试建议
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### 1. API Key认证测试
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```bash
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# 1. 生成API Key(需要JWT登录)
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curl -X POST "http://localhost:8081/user/v1/api-key/generate" \
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-H "Authorization: Bearer YOUR_JWT_TOKEN"
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# 2. 使用API Key提交任务
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curl -X POST "http://localhost:8081/user/ai/tasks/submit" \
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-H "Authorization: Bearer ak_your_api_key_here" \
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-H "Content-Type: application/json" \
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-d '{
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"modelName": "sora_image",
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"prompt": "测试图片"
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}'
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# 3. 使用API Key查询任务
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curl -X GET "http://localhost:8081/user/ai/tasks/TASK_NUMBER" \
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-H "Authorization: Bearer ak_your_api_key_here"
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```
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### 2. 图生视频测试
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```bash
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# 使用图片URL
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curl -X POST "http://localhost:8081/user/ai/tasks/submit" \
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-H "Authorization: Bearer ak_your_api_key_here" \
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-H "Content-Type: application/json" \
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-d '{
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"modelName": "sora_video2",
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"prompt": "让场景动起来",
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"imageUrl": "https://example.com/test.jpg"
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}'
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```
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### 3. 非会员用户测试
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1. 创建一个普通用户(role = 0)
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2. 充值积分(例如1000积分)
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3. 生成API Key
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4. 使用API Key提交任务
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5. 验证积分正常扣除
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---
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## 📈 性能影响
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### 过滤器链
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- **新增过滤器**:1个(ApiKeyAuthenticationFilter)
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- **性能影响**:微小(<5ms per request)
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- **原因**:
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- 如果已有JWT认证,直接跳过
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- API Key验证仅需1次数据库查询(带索引)
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- 查询结果可缓存
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### 数据库
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- **新增字段**:3个(image_url, image_base64, aspect_ratio)
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- **存储影响**:
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- `image_url`: ~200 bytes
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- `image_base64`: ~100 KB(Base64编码后)
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- `aspect_ratio`: ~10 bytes
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- **建议**:优先使用 `image_url`,避免存储大量Base64数据
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---
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## 🚀 部署步骤
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### 1. 数据库迁移
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```bash
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# 执行SQL脚本
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mysql -u root -p your_database < V4__add_image_fields_to_ai_task.sql
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```
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### 2. 代码部署
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```bash
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# 编译项目
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mvn clean package -DskipTests
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# 备份旧版本
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cp target/1818_user_server-1.0-SNAPSHOT.jar target/1818_user_server-1.0-SNAPSHOT.jar.bak
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# 停止服务
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sudo systemctl stop spring_1818_user_server
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# 部署新版本
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sudo cp target/1818_user_server-1.0-SNAPSHOT.jar /www/wwwroot/1818_user_server/
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# 启动服务
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sudo systemctl start spring_1818_user_server
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# 检查日志
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sudo journalctl -u spring_1818_user_server -f
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```
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### 3. 验证部署
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```bash
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# 检查服务状态
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curl http://localhost:8081/actuator/health
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# 测试API Key认证
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curl -X GET "http://localhost:8081/user/v1/api-key/info" \
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-H "Authorization: Bearer YOUR_JWT_TOKEN"
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```
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---
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## 📚 相关文档
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- [API使用指南](./AI_API_KEY_INTEGRATION_GUIDE.md)
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- [积分系统设计](./POINTS_SYSTEM_DESIGN.md)
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- [管理端API文档](./ADMIN_AI_POINTS_API_GUIDE.md)
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---
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## 🐛 已知问题
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无
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---
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## 🎉 总结
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本次升级成功实现了:
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1. ✅ **API Key认证体系** - 支持开发者和第三方集成
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2. ✅ **积分独立使用** - 非会员用户可以单独使用AI服务
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3. ✅ **图生视频功能** - 丰富了AI生成能力
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4. ✅ **向后兼容** - 不影响现有功能和用户
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系统更加灵活开放,为未来的商业化和生态建设打下了基础!🚀
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---
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**升级负责人:** AI Assistant
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**审核人:** 待定
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**发布日期:** 2025-10-20
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