Rainer Koschnick
0abee5b794
- Implement PostgreSQL database schema with users and bookmarks tables - Add database connection pooling with retry logic and error handling - Create migration system with automatic schema initialization - Add database CLI tools for management (init, status, validate, etc.) - Include comprehensive error handling and diagnostics - Add development seed data and testing utilities - Implement health monitoring and connection pool statistics - Create detailed documentation and troubleshooting guide Database features: - Users table with authentication fields and email verification - Bookmarks table with user association and metadata - Proper indexes for performance optimization - Automatic timestamp triggers - Transaction support with rollback handling - Connection pooling (20 max connections, 30s idle timeout) - Graceful shutdown handling CLI commands available: - npm run db:init - Initialize database - npm run db:status - Check database status - npm run db:validate - Validate schema - npm run db:test - Run database tests - npm run db:diagnostics - Full diagnostics
113 lines
2.9 KiB
JavaScript
113 lines
2.9 KiB
JavaScript
const express = require('express');
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const helmet = require('helmet');
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const rateLimit = require('express-rate-limit');
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const cookieParser = require('cookie-parser');
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require('dotenv').config();
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const app = express();
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// Security middleware
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app.use(helmet());
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// Rate limiting
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const limiter = rateLimit({
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windowMs: 15 * 60 * 1000, // 15 minutes
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max: 100, // limit each IP to 100 requests per windowMs
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message: 'Too many requests from this IP, please try again later.'
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});
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app.use(limiter);
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// Body parsing middleware
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app.use(express.json({ limit: '10mb' }));
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app.use(express.urlencoded({ extended: true }));
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app.use(cookieParser());
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// CORS middleware
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app.use((req, res, next) => {
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const allowedOrigins = process.env.ALLOWED_ORIGINS?.split(',') || ['http://localhost:3000'];
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const origin = req.headers.origin;
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if (allowedOrigins.includes(origin)) {
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res.setHeader('Access-Control-Allow-Origin', origin);
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}
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res.setHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, DELETE, OPTIONS');
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res.setHeader('Access-Control-Allow-Headers', 'Content-Type, Authorization');
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res.setHeader('Access-Control-Allow-Credentials', 'true');
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if (req.method === 'OPTIONS') {
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res.sendStatus(200);
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} else {
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next();
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}
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});
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// Health check endpoint
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app.get('/health', async (req, res) => {
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try {
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const dbConnection = require('./database/connection');
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const dbUtils = require('./database/utils');
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const health = await dbConnection.healthCheck();
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const diagnostics = await dbUtils.diagnostics();
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res.json({
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status: health.healthy ? 'OK' : 'ERROR',
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timestamp: new Date().toISOString(),
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database: health,
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diagnostics: diagnostics
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});
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} catch (error) {
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res.status(500).json({
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status: 'ERROR',
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timestamp: new Date().toISOString(),
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error: error.message
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});
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}
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});
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// Database status endpoint
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app.get('/db-status', async (req, res) => {
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try {
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const dbInitializer = require('./database/init');
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const dbUtils = require('./database/utils');
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const status = await dbInitializer.getStatus();
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const validation = await dbUtils.validateSchema();
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res.json({
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timestamp: new Date().toISOString(),
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...status,
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schema: validation
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});
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} catch (error) {
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res.status(500).json({
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error: error.message,
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timestamp: new Date().toISOString()
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});
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}
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});
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// API routes will be added here
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// app.use('/api/auth', require('./routes/auth'));
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// app.use('/api/user', require('./routes/user'));
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// app.use('/api/bookmarks', require('./routes/bookmarks'));
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// Error handling middleware
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app.use((err, req, res, next) => {
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console.error(err.stack);
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res.status(500).json({
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error: 'Something went wrong!',
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timestamp: new Date().toISOString()
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});
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});
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// 404 handler
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app.use((req, res) => {
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res.status(404).json({
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error: 'Route not found',
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timestamp: new Date().toISOString()
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});
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});
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module.exports = app; |