SQL MCP Server

{ "schema": "memory_document_v2", "metadata": { "id": "refactoring-plan-index-ts-v1", "title": "index.ts リファクタリング計画", "documentType": "refactoring_plan", "path": "refactoring/index-refactoring-plan.json", "tags": [ "refactoring", "architecture", "index.ts", "feature/get-schema" ], "version": 1, "createdAt": "2025-04-01T03:33:48.389Z", "lastModified": "2025-04-01T03:33:48.389Z" }, "content": { "description": "src/index.ts を機能ごとにモジュール分割するリファクタリング計画。バグ修正（initMCPServerの複数回呼び出し防止）とコネクションリーク対策も含む。", "targetFile": "src/index.ts", "proposedStructure": [ "src/config.ts", "src/ssh-tunnel.ts", "src/db.ts", "src/mcp/handlers.ts", "src/mcp/server.ts", "src/shutdown.ts", "src/index.ts" ], "diagram": "graph TD\n subgraph Initialization Flow\n direction LR\n Start --> Config;\n Config --> SshTunnelCheck{Use SSH?};\n SshTunnelCheck -- Yes --> ConnectSshTunnel[Connect SSH Tunnel (ssh-tunnel.ts)];\n SshTunnelCheck -- No --> InitDbPoolDirect[Initialize DB Pool (db.ts)];\n ConnectSshTunnel --> InitDbPoolTunnel[Initialize DB Pool via Tunnel (db.ts)];\n InitDbPoolDirect --> CheckDbConnection[Check DB Connection (db.ts) - with robust error handling];\n InitDbPoolTunnel --> CheckDbConnection;\n CheckDbConnection -- Success --> InitMcpServer[Initialize MCP Server (mcp/server.ts)];\n InitMcpServer --> SetupRequestHandlers[Setup Request Handlers (mcp/handlers.ts) - with robust error/connection handling];\n SetupRequestHandlers --> SetupShutdown[Setup Shutdown Handlers (shutdown.ts) - with robust cleanup];\n SetupShutdown --> Ready;\n CheckDbConnection -- Failure --> HandleInitError[Handle Initialization Error & Cleanup];\n end\n\n subgraph Modules\n Config[src/config.ts]\n SshTunnel[src/ssh-tunnel.ts]\n Db[src/db.ts - Centralized Pool & Connection Mgmt]\n McpServer[src/mcp/server.ts]\n McpHandlers[src/mcp/handlers.ts - Robust Error/Connection Handling]\n Shutdown[src/shutdown.ts - Robust Cleanup Logic]\n Index[src/index.ts]\n end\n\n InitMcpServer --> McpHandlers;\n Index --> Start;", "keyPoints": [ "機能ごとのモジュール分割 (config, ssh, db, mcp, shutdown)", "index.ts は起動処理に専念", "DB接続とMCPサーバー初期化のシーケンスを明確化し、複数回初期化バグを修正", "DBコネクション管理を一元化し、コネクションリーク対策を強化", "各モジュールでのエラーハンドリングを強化" ], "status": "approved" } }