[feat/cron-test-support]done.

src/app.js

@@ -661,6 +661,19 @@ class Application {
         '🚦 Skipping concurrency queue cleanup on startup (CLEAR_CONCURRENCY_QUEUES_ON_STARTUP=false)'
       )
     }
+
+    // 🧪 启动账户定时测试调度器
+    // 根据配置定期测试账户连通性并保存测试历史
+    const accountTestSchedulerEnabled =
+      process.env.ACCOUNT_TEST_SCHEDULER_ENABLED !== 'false' &&
+      config.accountTestScheduler?.enabled !== false
+    if (accountTestSchedulerEnabled) {
+      const accountTestSchedulerService = require('./services/accountTestSchedulerService')
+      accountTestSchedulerService.start()
+      logger.info('🧪 Account test scheduler service started')
+    } else {
+      logger.info('🧪 Account test scheduler service disabled')
+    }
   }
 
   setupGracefulShutdown() {
@@ -715,6 +728,15 @@ class Application {
             logger.error('❌ Error stopping cost rank service:', error)
           }
 
+          // 停止账户定时测试调度器
+          try {
+            const accountTestSchedulerService = require('./services/accountTestSchedulerService')
+            accountTestSchedulerService.stop()
+            logger.info('🧪 Account test scheduler service stopped')
+          } catch (error) {
+            logger.error('❌ Error stopping account test scheduler service:', error)
+          }
+
           // 🔢 清理所有并发计数（Phase 1 修复：防止重启泄漏）
           try {
             logger.info('🔢 Cleaning up all concurrency counters...')

src/models/redis.js

@@ -96,7 +96,25 @@ class RedisClient {
         logger.warn('⚠️  Redis connection closed')
       })
 
-      await this.client.connect()
+      // 只有在 lazyConnect 模式下才需要手动调用 connect()
+      // 如果 Redis 已经连接或正在连接中，则跳过
+      if (
+        this.client.status !== 'connecting' &&
+        this.client.status !== 'connect' &&
+        this.client.status !== 'ready'
+      ) {
+        await this.client.connect()
+      } else {
+        // 等待 ready 状态
+        await new Promise((resolve, reject) => {
+          if (this.client.status === 'ready') {
+            resolve()
+          } else {
+            this.client.once('ready', resolve)
+            this.client.once('error', reject)
+          }
+        })
+      }
       return this.client
     } catch (error) {
       logger.error('💥 Failed to connect to Redis:', error)
@@ -3157,4 +3175,246 @@ redisClient.scanConcurrencyQueueStatsKeys = async function () {
   }
 }
 
+// ============================================================================
+// 账户测试历史相关操作
+// ============================================================================
+
+const ACCOUNT_TEST_HISTORY_MAX = 5 // 保留最近5次测试记录
+const ACCOUNT_TEST_HISTORY_TTL = 86400 * 30 // 30天过期
+
+/**
+ * 保存账户测试结果
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型 (claude/gemini/openai等)
+ * @param {Object} testResult - 测试结果对象
+ * @param {boolean} testResult.success - 是否成功
+ * @param {string} testResult.message - 测试消息/响应
+ * @param {number} testResult.latencyMs - 延迟毫秒数
+ * @param {string} testResult.error - 错误信息（如有）
+ * @param {string} testResult.timestamp - 测试时间戳
+ */
+redisClient.saveAccountTestResult = async function (accountId, platform, testResult) {
+  const key = `account:test_history:${platform}:${accountId}`
+  try {
+    const record = JSON.stringify({
+      ...testResult,
+      timestamp: testResult.timestamp || new Date().toISOString()
+    })
+
+    // 使用 LPUSH + LTRIM 保持最近5条记录
+    const client = this.getClientSafe()
+    await client.lpush(key, record)
+    await client.ltrim(key, 0, ACCOUNT_TEST_HISTORY_MAX - 1)
+    await client.expire(key, ACCOUNT_TEST_HISTORY_TTL)
+
+    logger.debug(`📝 Saved test result for ${platform} account ${accountId}`)
+  } catch (error) {
+    logger.error(`Failed to save test result for ${accountId}:`, error)
+  }
+}
+
+/**
+ * 获取账户测试历史
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型
+ * @returns {Promise<Array>} 测试历史记录数组（最新在前）
+ */
+redisClient.getAccountTestHistory = async function (accountId, platform) {
+  const key = `account:test_history:${platform}:${accountId}`
+  try {
+    const client = this.getClientSafe()
+    const records = await client.lrange(key, 0, -1)
+    return records.map((r) => JSON.parse(r))
+  } catch (error) {
+    logger.error(`Failed to get test history for ${accountId}:`, error)
+    return []
+  }
+}
+
+/**
+ * 获取账户最新测试结果
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型
+ * @returns {Promise<Object|null>} 最新测试结果
+ */
+redisClient.getAccountLatestTestResult = async function (accountId, platform) {
+  const key = `account:test_history:${platform}:${accountId}`
+  try {
+    const client = this.getClientSafe()
+    const record = await client.lindex(key, 0)
+    return record ? JSON.parse(record) : null
+  } catch (error) {
+    logger.error(`Failed to get latest test result for ${accountId}:`, error)
+    return null
+  }
+}
+
+/**
+ * 批量获取多个账户的测试历史
+ * @param {Array<{accountId: string, platform: string}>} accounts - 账户列表
+ * @returns {Promise<Object>} 以 accountId 为 key 的测试历史映射
+ */
+redisClient.getAccountsTestHistory = async function (accounts) {
+  const result = {}
+  try {
+    const client = this.getClientSafe()
+    const pipeline = client.pipeline()
+
+    for (const { accountId, platform } of accounts) {
+      const key = `account:test_history:${platform}:${accountId}`
+      pipeline.lrange(key, 0, -1)
+    }
+
+    const responses = await pipeline.exec()
+
+    accounts.forEach(({ accountId }, index) => {
+      const [err, records] = responses[index]
+      if (!err && records) {
+        result[accountId] = records.map((r) => JSON.parse(r))
+      } else {
+        result[accountId] = []
+      }
+    })
+  } catch (error) {
+    logger.error('Failed to get batch test history:', error)
+  }
+  return result
+}
+
+/**
+ * 保存定时测试配置
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型
+ * @param {Object} config - 配置对象
+ * @param {boolean} config.enabled - 是否启用定时测试
+ * @param {string} config.cronExpression - Cron 表达式 (如 "0 8 * * *" 表示每天8点)
+ * @param {string} config.model - 测试使用的模型
+ */
+redisClient.saveAccountTestConfig = async function (accountId, platform, testConfig) {
+  const key = `account:test_config:${platform}:${accountId}`
+  try {
+    const client = this.getClientSafe()
+    await client.hset(key, {
+      enabled: testConfig.enabled ? 'true' : 'false',
+      cronExpression: testConfig.cronExpression || '0 8 * * *', // 默认每天早上8点
+      model: testConfig.model || 'claude-sonnet-4-5-20250929', // 默认模型
+      updatedAt: new Date().toISOString()
+    })
+  } catch (error) {
+    logger.error(`Failed to save test config for ${accountId}:`, error)
+  }
+}
+
+/**
+ * 获取定时测试配置
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型
+ * @returns {Promise<Object|null>} 配置对象
+ */
+redisClient.getAccountTestConfig = async function (accountId, platform) {
+  const key = `account:test_config:${platform}:${accountId}`
+  try {
+    const client = this.getClientSafe()
+    const testConfig = await client.hgetall(key)
+    if (!testConfig || Object.keys(testConfig).length === 0) {
+      return null
+    }
+    // 向后兼容：如果存在旧的 testHour 字段，转换为 cron 表达式
+    let { cronExpression } = testConfig
+    if (!cronExpression && testConfig.testHour) {
+      const hour = parseInt(testConfig.testHour, 10)
+      cronExpression = `0 ${hour} * * *`
+    }
+    return {
+      enabled: testConfig.enabled === 'true',
+      cronExpression: cronExpression || '0 8 * * *',
+      model: testConfig.model || 'claude-sonnet-4-5-20250929',
+      updatedAt: testConfig.updatedAt
+    }
+  } catch (error) {
+    logger.error(`Failed to get test config for ${accountId}:`, error)
+    return null
+  }
+}
+
+/**
+ * 获取所有启用定时测试的账户
+ * @param {string} platform - 平台类型
+ * @returns {Promise<Array>} 账户ID列表及 cron 配置
+ */
+redisClient.getEnabledTestAccounts = async function (platform) {
+  const accountIds = []
+  let cursor = '0'
+
+  try {
+    const client = this.getClientSafe()
+    do {
+      const [newCursor, keys] = await client.scan(
+        cursor,
+        'MATCH',
+        `account:test_config:${platform}:*`,
+        'COUNT',
+        100
+      )
+      cursor = newCursor
+
+      for (const key of keys) {
+        const testConfig = await client.hgetall(key)
+        if (testConfig && testConfig.enabled === 'true') {
+          const accountId = key.replace(`account:test_config:${platform}:`, '')
+          // 向后兼容：如果存在旧的 testHour 字段，转换为 cron 表达式
+          let { cronExpression } = testConfig
+          if (!cronExpression && testConfig.testHour) {
+            const hour = parseInt(testConfig.testHour, 10)
+            cronExpression = `0 ${hour} * * *`
+          }
+          accountIds.push({
+            accountId,
+            cronExpression: cronExpression || '0 8 * * *',
+            model: testConfig.model || 'claude-sonnet-4-5-20250929'
+          })
+        }
+      }
+    } while (cursor !== '0')
+
+    return accountIds
+  } catch (error) {
+    logger.error(`Failed to get enabled test accounts for ${platform}:`, error)
+    return []
+  }
+}
+
+/**
+ * 保存账户上次测试时间（用于调度器判断是否需要测试）
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型
+ */
+redisClient.setAccountLastTestTime = async function (accountId, platform) {
+  const key = `account:last_test:${platform}:${accountId}`
+  try {
+    const client = this.getClientSafe()
+    await client.set(key, Date.now().toString(), 'EX', 86400 * 7) // 7天过期
+  } catch (error) {
+    logger.error(`Failed to set last test time for ${accountId}:`, error)
+  }
+}
+
+/**
+ * 获取账户上次测试时间
+ * @param {string} accountId - 账户ID
+ * @param {string} platform - 平台类型
+ * @returns {Promise<number|null>} 上次测试时间戳
+ */
+redisClient.getAccountLastTestTime = async function (accountId, platform) {
+  const key = `account:last_test:${platform}:${accountId}`
+  try {
+    const client = this.getClientSafe()
+    const timestamp = await client.get(key)
+    return timestamp ? parseInt(timestamp, 10) : null
+  } catch (error) {
+    logger.error(`Failed to get last test time for ${accountId}:`, error)
+    return null
+  }
+}
+
 module.exports = redisClient

src/routes/admin/claudeAccounts.js

@@ -903,4 +903,199 @@ router.post('/claude-accounts/:accountId/test', authenticateAdmin, async (req, r
   }
 })
 
+// ============================================================================
+// 账户定时测试相关端点
+// ============================================================================
+
+// 获取账户测试历史
+router.get('/claude-accounts/:accountId/test-history', authenticateAdmin, async (req, res) => {
+  const { accountId } = req.params
+
+  try {
+    const history = await redis.getAccountTestHistory(accountId, 'claude')
+    return res.json({
+      success: true,
+      data: {
+        accountId,
+        platform: 'claude',
+        history
+      }
+    })
+  } catch (error) {
+    logger.error(`❌ Failed to get test history for account ${accountId}:`, error)
+    return res.status(500).json({
+      error: 'Failed to get test history',
+      message: error.message
+    })
+  }
+})
+
+// 获取账户定时测试配置
+router.get('/claude-accounts/:accountId/test-config', authenticateAdmin, async (req, res) => {
+  const { accountId } = req.params
+
+  try {
+    const testConfig = await redis.getAccountTestConfig(accountId, 'claude')
+    return res.json({
+      success: true,
+      data: {
+        accountId,
+        platform: 'claude',
+        config: testConfig || { enabled: false, cronExpression: '0 8 * * *', model: 'claude-sonnet-4-5-20250929' }
+      }
+    })
+  } catch (error) {
+    logger.error(`❌ Failed to get test config for account ${accountId}:`, error)
+    return res.status(500).json({
+      error: 'Failed to get test config',
+      message: error.message
+    })
+  }
+})
+
+// 设置账户定时测试配置
+router.put('/claude-accounts/:accountId/test-config', authenticateAdmin, async (req, res) => {
+  const { accountId } = req.params
+  const { enabled, cronExpression, model } = req.body
+
+  try {
+    // 验证参数
+    if (typeof enabled !== 'boolean') {
+      return res.status(400).json({
+        error: 'Invalid parameter',
+        message: 'enabled must be a boolean'
+      })
+    }
+
+    // 验证 cron 表达式
+    if (!cronExpression || typeof cronExpression !== 'string') {
+      return res.status(400).json({
+        error: 'Invalid parameter',
+        message: 'cronExpression is required and must be a string'
+      })
+    }
+
+    // 使用 node-cron 验证表达式
+    const cron = require('node-cron')
+    if (!cron.validate(cronExpression)) {
+      return res.status(400).json({
+        error: 'Invalid parameter',
+        message: `Invalid cron expression: ${cronExpression}. Format: "minute hour day month weekday" (e.g., "0 8 * * *" for daily at 8:00)`
+      })
+    }
+
+    // 验证模型（可选，有默认值）
+    const testModel = model || 'claude-sonnet-4-5-20250929'
+
+    // 检查账户是否存在
+    const account = await claudeAccountService.getAccount(accountId)
+    if (!account) {
+      return res.status(404).json({
+        error: 'Account not found'
+      })
+    }
+
+    // 保存配置
+    await redis.saveAccountTestConfig(accountId, 'claude', {
+      enabled,
+      cronExpression,
+      model: testModel
+    })
+
+    logger.success(
+      `📝 Updated test config for Claude account ${accountId}: enabled=${enabled}, cronExpression=${cronExpression}, model=${testModel}`
+    )
+
+    return res.json({
+      success: true,
+      message: 'Test config updated successfully',
+      data: {
+        accountId,
+        platform: 'claude',
+        config: { enabled, cronExpression, model: testModel }
+      }
+    })
+  } catch (error) {
+    logger.error(`❌ Failed to update test config for account ${accountId}:`, error)
+    return res.status(500).json({
+      error: 'Failed to update test config',
+      message: error.message
+    })
+  }
+})
+
+// 手动触发账户测试（非流式，返回JSON结果）
+router.post('/claude-accounts/:accountId/test-sync', authenticateAdmin, async (req, res) => {
+  const { accountId } = req.params
+
+  try {
+    // 检查账户是否存在
+    const account = await claudeAccountService.getAccount(accountId)
+    if (!account) {
+      return res.status(404).json({
+        error: 'Account not found'
+      })
+    }
+
+    logger.info(`🧪 Manual sync test triggered for Claude account: ${accountId}`)
+
+    // 执行测试
+    const testResult = await claudeRelayService.testAccountConnectionSync(accountId)
+
+    // 保存测试结果到历史
+    await redis.saveAccountTestResult(accountId, 'claude', testResult)
+    await redis.setAccountLastTestTime(accountId, 'claude')
+
+    return res.json({
+      success: true,
+      data: {
+        accountId,
+        platform: 'claude',
+        result: testResult
+      }
+    })
+  } catch (error) {
+    logger.error(`❌ Failed to run sync test for account ${accountId}:`, error)
+    return res.status(500).json({
+      error: 'Failed to run test',
+      message: error.message
+    })
+  }
+})
+
+// 批量获取多个账户的测试历史
+router.post('/claude-accounts/batch-test-history', authenticateAdmin, async (req, res) => {
+  const { accountIds } = req.body
+
+  try {
+    if (!Array.isArray(accountIds) || accountIds.length === 0) {
+      return res.status(400).json({
+        error: 'Invalid parameter',
+        message: 'accountIds must be a non-empty array'
+      })
+    }
+
+    // 限制批量查询数量
+    const limitedIds = accountIds.slice(0, 100)
+
+    const accounts = limitedIds.map((accountId) => ({
+      accountId,
+      platform: 'claude'
+    }))
+
+    const historyMap = await redis.getAccountsTestHistory(accounts)
+
+    return res.json({
+      success: true,
+      data: historyMap
+    })
+  } catch (error) {
+    logger.error('❌ Failed to get batch test history:', error)
+    return res.status(500).json({
+      error: 'Failed to get batch test history',
+      message: error.message
+    })
+  }
+})
+
 module.exports = router

src/services/accountTestSchedulerService.js

@@ -0,0 +1,411 @@
+/**
+ * 账户定时测试调度服务
+ * 使用 node-cron 支持 crontab 表达式，为每个账户创建独立的定时任务
+ */
+
+const cron = require('node-cron')
+const redis = require('../models/redis')
+const logger = require('../utils/logger')
+
+class AccountTestSchedulerService {
+  constructor() {
+    // 存储每个账户的 cron 任务: Map<string, { task: ScheduledTask, cronExpression: string }>
+    this.scheduledTasks = new Map()
+    // 定期刷新配置的间隔 (毫秒)
+    this.refreshIntervalMs = 60 * 1000
+    this.refreshInterval = null
+    // 测试并发限制
+    this.maxConcurrentTests = 3
+    // 当前正在测试的账户
+    this.testingAccounts = new Set()
+    // 是否已启动
+    this.isStarted = false
+  }
+
+  /**
+   * 验证 cron 表达式是否有效
+   * @param {string} cronExpression - cron 表达式
+   * @returns {boolean}
+   */
+  validateCronExpression(cronExpression) {
+    return cron.validate(cronExpression)
+  }
+
+  /**
+   * 启动调度器
+   */
+  async start() {
+    if (this.isStarted) {
+      logger.warn('⚠️ Account test scheduler is already running')
+      return
+    }
+
+    this.isStarted = true
+    logger.info('🚀 Starting account test scheduler service (node-cron mode)')
+
+    // 初始化所有已配置账户的定时任务
+    await this._refreshAllTasks()
+
+    // 定期刷新配置，以便动态添加/修改的配置能生效
+    this.refreshInterval = setInterval(() => {
+      this._refreshAllTasks()
+    }, this.refreshIntervalMs)
+
+    logger.info(
+      `📅 Account test scheduler started (refreshing configs every ${this.refreshIntervalMs / 1000}s)`
+    )
+  }
+
+  /**
+   * 停止调度器
+   */
+  stop() {
+    if (this.refreshInterval) {
+      clearInterval(this.refreshInterval)
+      this.refreshInterval = null
+    }
+
+    // 停止所有 cron 任务
+    for (const [accountKey, taskInfo] of this.scheduledTasks.entries()) {
+      taskInfo.task.stop()
+      logger.debug(`🛑 Stopped cron task for ${accountKey}`)
+    }
+    this.scheduledTasks.clear()
+
+    this.isStarted = false
+    logger.info('🛑 Account test scheduler stopped')
+  }
+
+  /**
+   * 刷新所有账户的定时任务
+   * @private
+   */
+  async _refreshAllTasks() {
+    try {
+      const platforms = ['claude', 'gemini', 'openai']
+      const activeAccountKeys = new Set()
+
+      for (const platform of platforms) {
+        const enabledAccounts = await redis.getEnabledTestAccounts(platform)
+
+        for (const { accountId, cronExpression, model } of enabledAccounts) {
+          if (!cronExpression) {
+            logger.warn(
+              `⚠️ Account ${accountId} (${platform}) has no valid cron expression, skipping`
+            )
+            continue
+          }
+
+          const accountKey = `${platform}:${accountId}`
+          activeAccountKeys.add(accountKey)
+
+          // 检查是否需要更新任务
+          const existingTask = this.scheduledTasks.get(accountKey)
+          if (existingTask) {
+            // 如果 cron 表达式和模型都没变，不需要更新
+            if (existingTask.cronExpression === cronExpression && existingTask.model === model) {
+              continue
+            }
+            // 配置变了，停止旧任务
+            existingTask.task.stop()
+            logger.info(
+              `🔄 Updating cron task for ${accountKey}: ${cronExpression}, model: ${model}`
+            )
+          } else {
+            logger.info(
+              `➕ Creating cron task for ${accountKey}: ${cronExpression}, model: ${model}`
+            )
+          }
+
+          // 创建新的 cron 任务
+          this._createCronTask(accountId, platform, cronExpression, model)
+        }
+      }
+
+      // 清理已删除或禁用的账户任务
+      for (const [accountKey, taskInfo] of this.scheduledTasks.entries()) {
+        if (!activeAccountKeys.has(accountKey)) {
+          taskInfo.task.stop()
+          this.scheduledTasks.delete(accountKey)
+          logger.info(`➖ Removed cron task for ${accountKey} (disabled or deleted)`)
+        }
+      }
+    } catch (error) {
+      logger.error('❌ Error refreshing account test tasks:', error)
+    }
+  }
+
+  /**
+   * 为单个账户创建 cron 任务
+   * @param {string} accountId
+   * @param {string} platform
+   * @param {string} cronExpression
+   * @param {string} model - 测试使用的模型
+   * @private
+   */
+  _createCronTask(accountId, platform, cronExpression, model) {
+    const accountKey = `${platform}:${accountId}`
+
+    // 验证 cron 表达式
+    if (!this.validateCronExpression(cronExpression)) {
+      logger.error(`❌ Invalid cron expression for ${accountKey}: ${cronExpression}`)
+      return
+    }
+
+    const task = cron.schedule(
+      cronExpression,
+      async () => {
+        await this._runAccountTest(accountId, platform, model)
+      },
+      {
+        scheduled: true,
+        timezone: process.env.TZ || 'Asia/Shanghai'
+      }
+    )
+
+    this.scheduledTasks.set(accountKey, {
+      task,
+      cronExpression,
+      model,
+      accountId,
+      platform
+    })
+  }
+
+  /**
+   * 执行单个账户测试
+   * @param {string} accountId - 账户ID
+   * @param {string} platform - 平台类型
+   * @param {string} model - 测试使用的模型
+   * @private
+   */
+  async _runAccountTest(accountId, platform, model) {
+    const accountKey = `${platform}:${accountId}`
+
+    // 避免重复测试
+    if (this.testingAccounts.has(accountKey)) {
+      logger.debug(`⏳ Account ${accountKey} is already being tested, skipping`)
+      return
+    }
+
+    this.testingAccounts.add(accountKey)
+
+    try {
+      logger.info(
+        `🧪 Running scheduled test for ${platform} account: ${accountId} (model: ${model})`
+      )
+
+      let testResult
+
+      // 根据平台调用对应的测试方法
+      switch (platform) {
+        case 'claude':
+          testResult = await this._testClaudeAccount(accountId, model)
+          break
+        case 'gemini':
+          testResult = await this._testGeminiAccount(accountId, model)
+          break
+        case 'openai':
+          testResult = await this._testOpenAIAccount(accountId, model)
+          break
+        default:
+          testResult = {
+            success: false,
+            error: `Unsupported platform: ${platform}`,
+            timestamp: new Date().toISOString()
+          }
+      }
+
+      // 保存测试结果
+      await redis.saveAccountTestResult(accountId, platform, testResult)
+
+      // 更新最后测试时间
+      await redis.setAccountLastTestTime(accountId, platform)
+
+      // 记录日志
+      if (testResult.success) {
+        logger.info(
+          `✅ Scheduled test passed for ${platform} account ${accountId} (${testResult.latencyMs}ms)`
+        )
+      } else {
+        logger.warn(
+          `❌ Scheduled test failed for ${platform} account ${accountId}: ${testResult.error}`
+        )
+      }
+
+      return testResult
+    } catch (error) {
+      logger.error(`❌ Error testing ${platform} account ${accountId}:`, error)
+
+      const errorResult = {
+        success: false,
+        error: error.message,
+        timestamp: new Date().toISOString()
+      }
+
+      await redis.saveAccountTestResult(accountId, platform, errorResult)
+      await redis.setAccountLastTestTime(accountId, platform)
+
+      return errorResult
+    } finally {
+      this.testingAccounts.delete(accountKey)
+    }
+  }
+
+  /**
+   * 测试 Claude 账户
+   * @param {string} accountId
+   * @param {string} model - 测试使用的模型
+   * @private
+   */
+  async _testClaudeAccount(accountId, model) {
+    const claudeRelayService = require('./claudeRelayService')
+    return await claudeRelayService.testAccountConnectionSync(accountId, model)
+  }
+
+  /**
+   * 测试 Gemini 账户
+   * @param {string} _accountId
+   * @param {string} _model
+   * @private
+   */
+  async _testGeminiAccount(_accountId, _model) {
+    // Gemini 测试暂时返回未实现
+    return {
+      success: false,
+      error: 'Gemini scheduled test not implemented yet',
+      timestamp: new Date().toISOString()
+    }
+  }
+
+  /**
+   * 测试 OpenAI 账户
+   * @param {string} _accountId
+   * @param {string} _model
+   * @private
+   */
+  async _testOpenAIAccount(_accountId, _model) {
+    // OpenAI 测试暂时返回未实现
+    return {
+      success: false,
+      error: 'OpenAI scheduled test not implemented yet',
+      timestamp: new Date().toISOString()
+    }
+  }
+
+  /**
+   * 手动触发账户测试
+   * @param {string} accountId - 账户ID
+   * @param {string} platform - 平台类型
+   * @param {string} model - 测试使用的模型
+   * @returns {Promise<Object>} 测试结果
+   */
+  async triggerTest(accountId, platform, model = 'claude-sonnet-4-5-20250929') {
+    logger.info(`🎯 Manual test triggered for ${platform} account: ${accountId} (model: ${model})`)
+    return await this._runAccountTest(accountId, platform, model)
+  }
+
+  /**
+   * 获取账户测试历史
+   * @param {string} accountId - 账户ID
+   * @param {string} platform - 平台类型
+   * @returns {Promise<Array>} 测试历史
+   */
+  async getTestHistory(accountId, platform) {
+    return await redis.getAccountTestHistory(accountId, platform)
+  }
+
+  /**
+   * 获取账户测试配置
+   * @param {string} accountId - 账户ID
+   * @param {string} platform - 平台类型
+   * @returns {Promise<Object|null>}
+   */
+  async getTestConfig(accountId, platform) {
+    return await redis.getAccountTestConfig(accountId, platform)
+  }
+
+  /**
+   * 设置账户测试配置
+   * @param {string} accountId - 账户ID
+   * @param {string} platform - 平台类型
+   * @param {Object} testConfig - 测试配置 { enabled: boolean, cronExpression: string, model: string }
+   * @returns {Promise<void>}
+   */
+  async setTestConfig(accountId, platform, testConfig) {
+    // 验证 cron 表达式
+    if (testConfig.cronExpression && !this.validateCronExpression(testConfig.cronExpression)) {
+      throw new Error(`Invalid cron expression: ${testConfig.cronExpression}`)
+    }
+
+    await redis.saveAccountTestConfig(accountId, platform, testConfig)
+    logger.info(
+      `📝 Test config updated for ${platform} account ${accountId}: enabled=${testConfig.enabled}, cronExpression=${testConfig.cronExpression}, model=${testConfig.model}`
+    )
+
+    // 立即刷新任务，使配置立即生效
+    if (this.isStarted) {
+      await this._refreshAllTasks()
+    }
+  }
+
+  /**
+   * 更新单个账户的定时任务（配置变更时调用）
+   * @param {string} accountId
+   * @param {string} platform
+   */
+  async refreshAccountTask(accountId, platform) {
+    if (!this.isStarted) {
+      return
+    }
+
+    const accountKey = `${platform}:${accountId}`
+    const testConfig = await redis.getAccountTestConfig(accountId, platform)
+
+    // 停止现有任务
+    const existingTask = this.scheduledTasks.get(accountKey)
+    if (existingTask) {
+      existingTask.task.stop()
+      this.scheduledTasks.delete(accountKey)
+    }
+
+    // 如果启用且有有效的 cron 表达式，创建新任务
+    if (testConfig?.enabled && testConfig?.cronExpression) {
+      this._createCronTask(accountId, platform, testConfig.cronExpression, testConfig.model)
+      logger.info(
+        `🔄 Refreshed cron task for ${accountKey}: ${testConfig.cronExpression}, model: ${testConfig.model}`
+      )
+    }
+  }
+
+  /**
+   * 获取调度器状态
+   * @returns {Object}
+   */
+  getStatus() {
+    const tasks = []
+    for (const [accountKey, taskInfo] of this.scheduledTasks.entries()) {
+      tasks.push({
+        accountKey,
+        accountId: taskInfo.accountId,
+        platform: taskInfo.platform,
+        cronExpression: taskInfo.cronExpression,
+        model: taskInfo.model
+      })
+    }
+
+    return {
+      running: this.isStarted,
+      refreshIntervalMs: this.refreshIntervalMs,
+      maxConcurrentTests: this.maxConcurrentTests,
+      scheduledTasksCount: this.scheduledTasks.size,
+      scheduledTasks: tasks,
+      currentlyTesting: Array.from(this.testingAccounts)
+    }
+  }
+}
+
+// 单例模式
+const accountTestSchedulerService = new AccountTestSchedulerService()
+
+module.exports = accountTestSchedulerService

src/services/claudeRelayService.js

@@ -2456,28 +2456,35 @@ class ClaudeRelayService {
     }
   }
 
+  // 🔧 准备测试请求的公共逻辑（供 testAccountConnection 和 testAccountConnectionSync 共用）
+  async _prepareAccountForTest(accountId) {
+    // 获取账户信息
+    const account = await claudeAccountService.getAccount(accountId)
+    if (!account) {
+      throw new Error('Account not found')
+    }
+
+    // 获取有效的访问token
+    const accessToken = await claudeAccountService.getValidAccessToken(accountId)
+    if (!accessToken) {
+      throw new Error('Failed to get valid access token')
+    }
+
+    // 获取代理配置
+    const proxyAgent = await this._getProxyAgent(accountId)
+
+    return { account, accessToken, proxyAgent }
+  }
+
   // 🧪 测试账号连接（供Admin API使用，直接复用 _makeClaudeStreamRequestWithUsageCapture）
-  async testAccountConnection(accountId, responseStream) {
-    const testRequestBody = createClaudeTestPayload('claude-sonnet-4-5-20250929', { stream: true })
+  async testAccountConnection(accountId, responseStream, model = 'claude-sonnet-4-5-20250929') {
+    const testRequestBody = createClaudeTestPayload(model, { stream: true })
 
     try {
-      // 获取账户信息
-      const account = await claudeAccountService.getAccount(accountId)
-      if (!account) {
-        throw new Error('Account not found')
-      }
+      const { account, accessToken, proxyAgent } = await this._prepareAccountForTest(accountId)
 
       logger.info(`🧪 Testing Claude account connection: ${account.name} (${accountId})`)
 
-      // 获取有效的访问token
-      const accessToken = await claudeAccountService.getValidAccessToken(accountId)
-      if (!accessToken) {
-        throw new Error('Failed to get valid access token')
-      }
-
-      // 获取代理配置
-      const proxyAgent = await this._getProxyAgent(accountId)
-
       // 设置响应头
       if (!responseStream.headersSent) {
         const existingConnection = responseStream.getHeader
@@ -2526,6 +2533,125 @@ class ClaudeRelayService {
     }
   }
 
+  // 🧪 非流式测试账号连接（供定时任务使用）
+  // 复用流式请求方法，收集结果后返回
+  async testAccountConnectionSync(accountId, model = 'claude-sonnet-4-5-20250929') {
+    const testRequestBody = createClaudeTestPayload(model, { stream: true })
+    const startTime = Date.now()
+
+    try {
+      // 使用公共方法准备测试所需的账户信息、token 和代理
+      const { account, accessToken, proxyAgent } = await this._prepareAccountForTest(accountId)
+
+      logger.info(`🧪 Testing Claude account connection (sync): ${account.name} (${accountId})`)
+
+      // 创建一个收集器来捕获流式响应
+      let responseText = ''
+      let capturedUsage = null
+      let capturedModel = model
+      let hasError = false
+      let errorMessage = ''
+
+      // 创建模拟的响应流对象
+      const mockResponseStream = {
+        headersSent: true, // 跳过设置响应头
+        write: (data) => {
+          // 解析 SSE 数据
+          if (typeof data === 'string' && data.startsWith('data: ')) {
+            try {
+              const jsonStr = data.replace('data: ', '').trim()
+              if (jsonStr && jsonStr !== '[DONE]') {
+                const parsed = JSON.parse(jsonStr)
+                // 提取文本内容
+                if (parsed.type === 'content_block_delta' && parsed.delta?.text) {
+                  responseText += parsed.delta.text
+                }
+                // 提取 usage 信息
+                if (parsed.type === 'message_delta' && parsed.usage) {
+                  capturedUsage = parsed.usage
+                }
+                // 提取模型信息
+                if (parsed.type === 'message_start' && parsed.message?.model) {
+                  capturedModel = parsed.message.model
+                }
+                // 检测错误
+                if (parsed.type === 'error') {
+                  hasError = true
+                  errorMessage = parsed.error?.message || 'Unknown error'
+                }
+              }
+            } catch {
+              // 忽略解析错误
+            }
+          }
+          return true
+        },
+        end: () => {},
+        on: () => {},
+        once: () => {},
+        emit: () => {},
+        writable: true
+      }
+
+      // 复用流式请求方法
+      await this._makeClaudeStreamRequestWithUsageCapture(
+        testRequestBody,
+        accessToken,
+        proxyAgent,
+        {}, // clientHeaders - 测试不需要客户端headers
+        mockResponseStream,
+        null, // usageCallback - 测试不需要统计
+        accountId,
+        'claude-official', // accountType
+        null, // sessionHash - 测试不需要会话
+        null, // streamTransformer - 不需要转换，直接解析原始格式
+        {}, // requestOptions
+        false // isDedicatedOfficialAccount
+      )
+
+      const latencyMs = Date.now() - startTime
+
+      if (hasError) {
+        logger.warn(`⚠️ Test completed with error for account: ${account.name} - ${errorMessage}`)
+        return {
+          success: false,
+          error: errorMessage,
+          latencyMs,
+          timestamp: new Date().toISOString()
+        }
+      }
+
+      logger.info(`✅ Test completed for account: ${account.name} (${latencyMs}ms)`)
+
+      return {
+        success: true,
+        message: responseText.substring(0, 200), // 截取前200字符
+        latencyMs,
+        model: capturedModel,
+        usage: capturedUsage,
+        timestamp: new Date().toISOString()
+      }
+    } catch (error) {
+      const latencyMs = Date.now() - startTime
+      logger.error(`❌ Test account connection (sync) failed:`, error.message)
+
+      // 提取错误详情
+      let errorMessage = error.message
+      if (error.response) {
+        errorMessage =
+          error.response.data?.error?.message || error.response.statusText || error.message
+      }
+
+      return {
+        success: false,
+        error: errorMessage,
+        statusCode: error.response?.status,
+        latencyMs,
+        timestamp: new Date().toISOString()
+      }
+    }
+  }
+
   // 🎯 健康检查
   async healthCheck() {
     try {