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- 将 WebView 调整到编辑器右侧 - 添加 ChatHeader 组件,实现会话下拉菜单 - 替换模态框为紧凑型下拉菜单 - 更新会话切换逻辑,显示当前标题 - 清理旧的会话选择器样式 基于 Claude Code v2.0.43 UI 分析实现。
328 lines
9.3 KiB
Markdown
328 lines
9.3 KiB
Markdown
# 🐛 调试"两次登录"问题指南
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## 问题描述
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用户反馈:打开 Qwen Code Chat UI 时,似乎一定会触发两次登录。
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## 已实施的修复
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### 1. ✅ 添加详细日志追踪
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在 `QwenAgentManager.ts` 的 `authenticateWithRetry` 方法中添加了详细日志:
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```typescript
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private async authenticateWithRetry(authMethod: string, maxRetries: number) {
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const timestamp = new Date().toISOString();
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const callStack = new Error().stack;
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console.log(`[QwenAgentManager] 🔐 AUTHENTICATION CALL STARTED at ${timestamp}`);
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console.log(`[QwenAgentManager] Auth method: ${authMethod}, Max retries: ${maxRetries}`);
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console.log(`[QwenAgentManager] Call stack:\n${callStack}`);
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// ... 认证逻辑
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}
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```
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**作用**:每次调用 `authenticateWithRetry` 都会打印时间戳和调用栈,方便追踪是否有重复调用。
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### 2. ✅ 修复 agentInitialized 标志未重置问题
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在 `WebViewProvider.ts` 中添加了 `resetAgentState` 方法:
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```typescript
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resetAgentState(): void {
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console.log('[WebViewProvider] Resetting agent state');
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this.agentInitialized = false;
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this.agentManager.disconnect();
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}
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```
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在 `extension.ts` 的 `clearAuthCache` 命令中调用:
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```typescript
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vscode.commands.registerCommand('qwenCode.clearAuthCache', async () => {
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await authStateManager.clearAuthState();
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// Reset WebView agent state to force re-authentication
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if (webViewProvider) {
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webViewProvider.resetAgentState();
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}
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vscode.window.showInformationMessage(
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'Qwen Code authentication cache cleared. You will need to login again on next connection.',
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);
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});
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```
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**作用**:确保清除缓存后,下次打开 Chat UI 会正确地重新初始化和认证。
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## 🔍 如何测试和诊断
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### 步骤 1: 清除现有缓存
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```bash
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# 在 VSCode 中执行命令
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Cmd+Shift+P (macOS) 或 Ctrl+Shift+P (Windows/Linux)
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输入: "Qwen Code: Clear Authentication Cache"
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```
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### 步骤 2: 打开输出面板
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```bash
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View → Output → 选择 "Qwen Code Companion"
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```
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### 步骤 3: 打开 Chat UI 并观察日志
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```bash
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Cmd+Shift+P → "Qwen Code: Open Chat"
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```
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### 步骤 4: 分析日志
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#### ✅ 正常情况(只认证一次)
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```
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[WebViewProvider] Starting initialization, workingDir: /Users/xxx/workspace
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[WebViewProvider] Connecting to agent...
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[QwenAgentManager] Reading local session files...
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[QwenAgentManager] Creating new session...
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[QwenAgentManager] 🔐 AUTHENTICATION CALL STARTED at 2025-11-17T10:00:00.000Z
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[QwenAgentManager] Auth method: qwen-oauth, Max retries: 3
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[QwenAgentManager] Call stack:
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at QwenAgentManager.authenticateWithRetry (/path/to/QwenAgentManager.ts:206)
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at QwenAgentManager.connect (/path/to/QwenAgentManager.ts:162)
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...
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[QwenAgentManager] 📝 Authenticating (attempt 1/3)...
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[ACP] Sending authenticate request with methodId: qwen-oauth
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[ACP] Authenticate successful
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[QwenAgentManager] ✅ Authentication successful on attempt 1
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[QwenAgentManager] New session created successfully
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[AuthStateManager] Auth state saved
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[WebViewProvider] Agent connected successfully
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```
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**关键点**:
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- 只有 **一个** "🔐 AUTHENTICATION CALL STARTED"
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- 认证成功后立即创建 session
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- 整个流程顺利完成
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#### ❌ 异常情况(认证多次)
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```
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[QwenAgentManager] 🔐 AUTHENTICATION CALL STARTED at 2025-11-17T10:00:00.000Z
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[QwenAgentManager] Call stack:
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at QwenAgentManager.authenticateWithRetry (/path/to/QwenAgentManager.ts:206)
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at QwenAgentManager.connect (/path/to/QwenAgentManager.ts:162) ← 第一次调用
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[QwenAgentManager] 📝 Authenticating (attempt 1/3)...
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[QwenAgentManager] ✅ Authentication successful on attempt 1
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[QwenAgentManager] Session creation failed...
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[QwenAgentManager] 🔐 AUTHENTICATION CALL STARTED at 2025-11-17T10:00:05.000Z
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[QwenAgentManager] Call stack:
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at QwenAgentManager.authenticateWithRetry (/path/to/QwenAgentManager.ts:206)
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at QwenAgentManager.connect (/path/to/QwenAgentManager.ts:184) ← 第二次调用(缓存失效重试)
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[QwenAgentManager] 📝 Authenticating (attempt 1/3)...
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```
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**关键点**:
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- 有 **两个** "🔐 AUTHENTICATION CALL STARTED"
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- 第一次认证成功
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- Session 创建失败
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- 触发了缓存失效重试(第 184 行)
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## 🤔 可能的原因分析
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### 情况 1: 缓存有效但 Token 过期
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**触发条件**:
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- 本地缓存显示已认证
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- 跳过认证,直接创建 session
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- Session 创建失败(因为服务器端 token 已过期)
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- 触发缓存失效逻辑,清除缓存并重新认证
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**代码位置**:
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`QwenAgentManager.ts:173-194`
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```typescript
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try {
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await this.newSessionWithRetry(workingDir, 3);
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} catch (sessionError) {
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// 如果使用了缓存(needsAuth = false),但 session 创建失败
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if (!needsAuth && authStateManager) {
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console.log(
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'[QwenAgentManager] Session creation failed with cached auth...',
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);
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await authStateManager.clearAuthState();
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// 第二次认证!
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await this.authenticateWithRetry(authMethod, 3);
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await authStateManager.saveAuthState(workingDir, authMethod);
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await this.newSessionWithRetry(workingDir, 3);
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}
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}
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```
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**是否正常**:
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- ✅ **这是正常的设计**,用于处理缓存有效但服务器 token 过期的情况
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- ⚠️ 但如果 **每次** 都触发这个逻辑,说明有问题
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### 情况 2: 认证重试(单次调用的多次尝试)
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**触发条件**:
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- 网络不稳定
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- 认证失败,自动重试
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**日志特征**:
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```
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[QwenAgentManager] 🔐 AUTHENTICATION CALL STARTED ← 只有一个
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[QwenAgentManager] 📝 Authenticating (attempt 1/3)...
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[QwenAgentManager] ❌ Authentication attempt 1 failed
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[QwenAgentManager] ⏳ Retrying in 1000ms...
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[QwenAgentManager] 📝 Authenticating (attempt 2/3)...
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[QwenAgentManager] ✅ Authentication successful on attempt 2
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```
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**是否正常**:
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- ✅ **这是正常的**,这是单次认证调用的重试机制
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- 用户可能看到多次浏览器弹窗,但这是预期行为
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### 情况 3: OAuth 流程本身需要多次交互
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**可能原因**:
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- Qwen CLI 的 OAuth 实现可能需要:
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1. 第一步:获取授权码(authorization code)
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2. 第二步:交换访问令牌(access token)
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**如何确认**:
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- 如果日志只显示 **一个** "🔐 AUTHENTICATION CALL STARTED"
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- 但浏览器弹出了 **两次** 授权页面
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- 那么是 CLI 的 OAuth 流程设计,不是扩展的问题
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### 情况 4: agentInitialized 标志失效
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**触发条件**:
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- 每次打开 Chat UI 都重新初始化
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- `agentInitialized` 没有正确保持为 `true`
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**如何确认**:
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```
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第1次打开:
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[WebViewProvider] Starting initialization... ← 正常
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第2次打开(不关闭 WebView):
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[WebViewProvider] Starting initialization... ← 异常!应该是 "Agent already initialized"
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```
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**修复状态**:
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- ✅ 已修复(添加了 `resetAgentState` 方法)
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## 📋 测试清单
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请按照以下步骤测试,并记录日志:
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### ✅ 测试 1: 首次登录
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```bash
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1. 清除缓存: Cmd+Shift+P → "Clear Authentication Cache"
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2. 重启 VSCode Extension Host (F5 重新调试)
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3. 打开 Chat UI: Cmd+Shift+P → "Open Chat"
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4. 记录日志中 "🔐 AUTHENTICATION CALL STARTED" 出现的次数
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```
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**期望结果**:
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- "🔐 AUTHENTICATION CALL STARTED" 只出现 **1 次**
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- 浏览器弹窗次数:取决于 OAuth 流程(1-2 次都是正常的)
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### ✅ 测试 2: 缓存有效时
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```bash
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1. 首次登录成功(参考测试 1)
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2. 关闭 Chat UI WebView
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3. 重新打开 Chat UI
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4. 检查日志
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```
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**期望结果**:
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- 看到 "Using cached authentication"
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- **不应该** 出现 "🔐 AUTHENTICATION CALL STARTED"
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- 不需要重新登录
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### ✅ 测试 3: 清除缓存后重新登录
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```bash
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1. 打开 Chat UI(已登录状态)
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2. 执行: Cmd+Shift+P → "Clear Authentication Cache"
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3. 检查日志是否有 "Resetting agent state"
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4. 关闭 Chat UI
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5. 重新打开 Chat UI
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6. 检查是否需要重新登录
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```
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**期望结果**:
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- 清除缓存后看到 "Resetting agent state"
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- 重新打开时需要登录
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- "🔐 AUTHENTICATION CALL STARTED" 只出现 **1 次**
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### ✅ 测试 4: agentInitialized 标志
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```bash
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1. 打开 Chat UI(首次)
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2. 不要关闭 WebView
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3. 再次执行: Cmd+Shift+P → "Open Chat"
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4. 检查日志
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```
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**期望结果**:
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- 第二次打开时看到 "Agent already initialized, reusing existing connection"
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- **不应该** 重新初始化
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## 🎯 下一步行动
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### 如果测试失败(仍然两次登录)
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1. **收集完整日志**:
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- 从 Extension Host 启动开始
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- 到第二次 "AUTHENTICATION CALL STARTED" 结束
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- 包括完整的调用栈信息
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2. **检查调用栈**:
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- 确认两次调用是从哪里触发的
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- 第一次:应该是 line 162 (needsAuth 分支)
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- 第二次:应该是 line 184 (缓存失效重试)
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3. **确认是否是"情况 1"**:
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- 如果确实是缓存失效导致的第二次认证
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- 需要调查为什么 session 创建会失败
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4. **可能的解决方案**:
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- 如果是缓存时间太长,可以缩短 AUTH_CACHE_DURATION
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- 如果是 session 创建逻辑有问题,需要修复 newSessionWithRetry
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- 如果是 CLI 的问题,需要向 Qwen Code 团队反馈
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### 如果是 OAuth 流程本身的问题
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- 联系 Qwen Code 团队
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- 确认是否可以优化 OAuth 流程,减少用户交互次数
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- 或者在文档中说明这是正常行为
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---
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**创建日期**: 2025-11-17
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**最后更新**: 2025-11-17
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**负责人**: VSCode Extension Team
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