94 lines
2.8 KiB
JavaScript
94 lines
2.8 KiB
JavaScript
// =====================================================
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// 終極連線清理腳本
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// =====================================================
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const mysql = require('mysql2/promise');
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async function ultimateKill() {
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console.log('💀 執行終極連線清理腳本...');
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let connection = null;
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try {
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// 建立連線
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connection = await mysql.createConnection({
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host: process.env.DB_HOST || '122.100.99.161',
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port: parseInt(process.env.DB_PORT || '43306'),
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user: process.env.DB_USER || 'A999',
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password: process.env.DB_PASSWORD || '1023',
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database: process.env.DB_NAME || 'db_AI_Platform',
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charset: 'utf8mb4',
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timezone: '+08:00',
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});
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console.log('✅ 已連接到資料庫');
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// 獲取所有連線
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const [connections] = await connection.execute(`
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SELECT ID, USER, HOST, DB, COMMAND, TIME, STATE, INFO
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FROM information_schema.PROCESSLIST
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WHERE USER = ?
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ORDER BY TIME DESC
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`, [process.env.DB_USER || 'A999']);
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console.log(`🔍 找到 ${connections.length} 個連線需要清理`);
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// 顯示連線詳情
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connections.forEach((conn, index) => {
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console.log(`${index + 1}. ID: ${conn.ID}, 用戶: ${conn.USER}, 時間: ${conn.TIME}s, 狀態: ${conn.STATE}`);
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});
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// 殺死所有連線（除了當前連線）
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let killedCount = 0;
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for (const conn of connections) {
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if (conn.ID !== connection.threadId) {
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try {
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await connection.execute(`KILL ${conn.ID}`);
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console.log(`💀 已殺死連線 ${conn.ID}`);
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killedCount++;
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} catch (error) {
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console.log(`⚠️ 無法殺死連線 ${conn.ID}: ${error.message}`);
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}
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}
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}
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console.log(`✅ 已殺死 ${killedCount} 個連線`);
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// 等待連線關閉
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console.log('⏳ 等待連線完全關閉...');
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await new Promise(resolve => setTimeout(resolve, 3000));
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// 檢查最終狀態
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const [finalConnections] = await connection.execute(`
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SELECT COUNT(*) as count FROM information_schema.PROCESSLIST
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WHERE USER = ?
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`, [process.env.DB_USER || 'A999']);
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const remainingConnections = finalConnections[0].count;
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console.log(`📊 清理後剩餘連線: ${remainingConnections}`);
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if (remainingConnections <= 1) {
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console.log('🎉 連線清理成功！');
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} else {
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console.warn(`⚠️ 仍有 ${remainingConnections - 1} 個連線未清理`);
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}
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} catch (error) {
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console.error('❌ 終極清理失敗:', error);
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} finally {
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if (connection) {
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await connection.end();
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console.log('🔌 連線已關閉');
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}
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}
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}
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// 執行清理
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ultimateKill().then(() => {
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console.log('✅ 腳本執行完成');
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process.exit(0);
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}).catch((error) => {
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console.error('❌ 腳本執行失敗:', error);
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process.exit(1);
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});
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