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simple-mysql-test.js

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+const mysql = require('mysql2');
+
+// 测试环境配置
+const testConfig = {
+  host: '192.168.0.240',
+  port: 3306,
+  user: 'root',
+  password: 'aiot$Aiot123'
+};
+
+// 生产环境配置
+const prodConfig = {
+  host: '129.211.213.226', 
+  port: 9527,
+  user: 'root',
+  password: 'aiotAiot123!'
+};
+
+function testConnection(config, environment) {
+  return new Promise((resolve) => {
+    console.log(`\n🔗 测试 ${environment} 连接...`);
+    
+    const connection = mysql.createConnection(config);
+    
+    connection.connect((err) => {
+      if (err) {
+        console.error('❌ 连接失败:', err.message);
+        connection.end();
+        resolve({ success: false, error: err.message });
+        return;
+      }
+      
+      console.log('✅ 连接成功');
+      
+      // 测试简单查询
+      connection.query('SELECT VERSION() as version', (err, results) => {
+        if (err) {
+          console.error('❌ 查询失败:', err.message);
+        } else {
+          console.log('📋 MySQL版本:', results[0].version);
+        }
+        
+        connection.end();
+        resolve({ success: true });
+      });
+    });
+  });
+}
+
+async function main() {
+  console.log('🚀 MySQL连接测试');
+  console.log('='.repeat(40));
+  
+  // 测试测试环境
+  const testResult = await testConnection(testConfig, '测试环境');
+  
+  console.log('\n' + '='.repeat(40));
+  
+  // 测试生产环境
+  const prodResult = await testConnection(prodConfig, '生产环境');
+  
+  console.log('\n' + '='.repeat(40));
+  console.log('📋 测试结果:');
+  console.log('测试环境:', testResult.success ? '✅ 成功' : '❌ 失败');
+  console.log('生产环境:', prodResult.success ? '✅ 成功' : '❌ 失败');
+  
+  if (testResult.success && prodResult.success) {
+    console.log('\n🎉 两个环境连接都成功！');
+  }
+}
+
+main().catch(console.error);