修復 too many connection 問題

2025-09-21 02:46:16 +08:00
parent a36ab3c98d
commit 808d5bb52c
36 changed files with 5582 additions and 249 deletions
--- a/app/api/connection-monitor/route.ts
+++ b/app/api/connection-monitor/route.ts
@@ -0,0 +1,122 @@
+// =====================================================
+// 連線監控 API
+// =====================================================
+
+import { NextRequest, NextResponse } from 'next/server';
+import { smartPool } from '@/lib/smart-connection-pool';
+
+export async function GET(request: NextRequest) {
+  try {
+    const { searchParams } = new URL(request.url);
+    const action = searchParams.get('action') || 'stats';
+
+    switch (action) {
+      case 'stats':
+        // 獲取連線統計
+        const stats = smartPool.getConnectionStats();
+        return NextResponse.json({
+          success: true,
+          message: '連線統計獲取成功',
+          data: stats
+        });
+
+      case 'cleanup':
+        // 強制清理連線
+        console.log('🧹 執行強制連線清理...');
+        smartPool.forceCleanup();
+        const newStats = smartPool.getConnectionStats();
+        return NextResponse.json({
+          success: true,
+          message: '連線清理完成',
+          data: newStats
+        });
+
+      case 'test':
+        // 測試智能連線
+        try {
+          const testResult = await smartPool.executeQueryOne(
+            'SELECT 1 as test_value',
+            [],
+            { userId: 'test', sessionId: 'test-session', requestId: 'test-request' }
+          );
+          
+          return NextResponse.json({
+            success: true,
+            message: '智能連線測試成功',
+            data: {
+              testResult,
+              stats: smartPool.getConnectionStats()
+            }
+          });
+        } catch (error) {
+          return NextResponse.json({
+            success: false,
+            error: '智能連線測試失敗',
+            details: error instanceof Error ? error.message : '未知錯誤'
+          }, { status: 500 });
+        }
+
+      default:
+        return NextResponse.json({
+          success: false,
+          error: '無效的操作參數',
+          availableActions: ['stats', 'cleanup', 'test']
+        }, { status: 400 });
+    }
+
+  } catch (error) {
+    console.error('❌ 連線監控 API 錯誤:', error);
+    return NextResponse.json({
+      success: false,
+      error: 'API 請求失敗',
+      details: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json();
+    const { action, maxIdleTime, maxConnectionAge } = body;
+
+    switch (action) {
+      case 'config':
+        // 更新清理配置
+        smartPool.setCleanupParams(maxIdleTime, maxConnectionAge);
+        return NextResponse.json({
+          success: true,
+          message: '清理配置更新成功',
+          data: {
+            maxIdleTime: maxIdleTime || '未變更',
+            maxConnectionAge: maxConnectionAge || '未變更'
+          }
+        });
+
+      case 'cleanup':
+        // 強制清理連線
+        console.log('🧹 執行強制連線清理...');
+        smartPool.forceCleanup();
+        const stats = smartPool.getConnectionStats();
+        return NextResponse.json({
+          success: true,
+          message: '連線清理完成',
+          data: stats
+        });
+
+      default:
+        return NextResponse.json({
+          success: false,
+          error: '無效的操作參數',
+          availableActions: ['config', 'cleanup']
+        }, { status: 400 });
+    }
+
+  } catch (error) {
+    console.error('❌ 連線監控 POST API 錯誤:', error);
+    return NextResponse.json({
+      success: false,
+      error: 'API 請求失敗',
+      details: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}