플로우 로그기능 수정

backend-node/src/services/externalDbHelper.ts

@@ -7,7 +7,7 @@
 import { Pool as PgPool } from "pg";
 import * as mysql from "mysql2/promise";
 import db from "../database/db";
-import { CredentialEncryption } from "../utils/credentialEncryption";
+import { PasswordEncryption } from "../utils/passwordEncryption";
 import {
   getConnectionTestQuery,
   getPlaceholder,
@@ -31,24 +31,13 @@ interface ExternalDbConnection {
 // 외부 DB 연결 풀 캐시 (타입별로 다른 풀 객체)
 const connectionPools = new Map<number, any>();
 
-// 비밀번호 복호화 유틸
-const credentialEncryption = new CredentialEncryption(
-  process.env.ENCRYPTION_SECRET_KEY || "default-secret-key-change-in-production"
-);
-
 /**
  * 외부 DB 연결 정보 조회
  */
 async function getExternalConnection(
   connectionId: number
 ): Promise<ExternalDbConnection | null> {
-  const query = `
-    SELECT 
-      id, connection_name, db_type, host, port, 
-      database_name, username, encrypted_password, is_active
-    FROM external_db_connections
-    WHERE id = $1 AND is_active = true
-  `;
+  const query = `SELECT * FROM external_db_connections WHERE id = $1 AND is_active = 'Y'`;
 
   const result = await db.query(query, [connectionId]);
 
@@ -58,13 +47,14 @@ async function getExternalConnection(
 
   const row = result[0];
 
-  // 비밀번호 복호화
+  // 비밀번호 복호화 (암호화된 비밀번호는 password 컬럼에 저장됨)
   let decryptedPassword = "";
   try {
-    decryptedPassword = credentialEncryption.decrypt(row.encrypted_password);
+    decryptedPassword = PasswordEncryption.decrypt(row.password);
   } catch (error) {
     console.error(`비밀번호 복호화 실패 (ID: ${connectionId}):`, error);
-    throw new Error("외부 DB 비밀번호 복호화에 실패했습니다");
+    // 복호화 실패 시 원본 비밀번호 사용 (fallback)
+    decryptedPassword = row.password;
   }
 
   return {