MCP Server with SSE
Enables real-time data streaming through Server-Sent Events with timestamp broadcasting and server monitoring capabilities. Optimized for deployment on Render.com with health checks and status endpoints.
README
MCP Server with SSE
Een eenvoudige MCP (Model Context Protocol) server met Server-Sent Events (SSE) functionaliteit, geoptimaliseerd voor deployment op Render.com.
Features
- 🚀 Express.js server - Lightweight en snel
- 📡 Server-Sent Events (SSE) - Real-time data streaming
- ⏰ Timestamp broadcasting - Elke 5 seconden
- 💓 Keep-alive pings - Elke 30 seconden
- 🌐 CORS enabled - Cross-origin requests toegestaan
- 🏥 Health checks - Voor Render.com monitoring
- 📊 Status endpoints - Server informatie en statistieken
Endpoints
GET /- Server informatie en beschikbare endpointsGET /health- Health check voor monitoringGET /sse- Server-Sent Events streamGET /mcp/status- Uitgebreide server status
Local Development
-
Installeer dependencies:
npm install -
Start de server:
npm start # of voor development: npm run dev -
Test SSE verbinding: Open
http://localhost:3000/ssein je browser of gebruik curl:curl -N http://localhost:3000/sse
Deployment op Render.com
Automatische Deployment
- Connect GitHub repository in Render dashboard
- Selecteer deze repository
- Render detecteert automatisch de
render.yamlconfiguratie - Deploy - Render gebruikt automatisch de configuratie
Handmatige Deployment
- Maak nieuwe Web Service in Render
- Configuratie:
- Build Command:
npm install - Start Command:
npm start - Health Check Path:
/health - Environment: Node.js
- Plan: Free tier
- Build Command:
SSE Data Format
De SSE stream stuurt JSON data in het volgende formaat:
Connection Event
{
"type": "connection",
"message": "SSE connection established",
"timestamp": "2024-01-01T12:00:00.000Z",
"server": "MCP Server"
}
Timestamp Event (elke 5 seconden)
{
"type": "timestamp",
"timestamp": "2024-01-01T12:00:05.000Z",
"uptime": 123.456,
"memory": {
"rss": 12345678,
"heapTotal": 8765432,
"heapUsed": 5432109,
"external": 987654
}
}
Keep-alive Ping (elke 30 seconden)
: keep-alive 1704110400000
Environment Variables
PORT- Server port (default: 3000, Render sets automatically)NODE_ENV- Environment (production/development)
CORS Configuration
De server is geconfigureerd om alle origins toe te staan voor maximale compatibiliteit:
cors({
origin: '*',
methods: ['GET', 'POST', 'OPTIONS'],
allowedHeaders: ['Content-Type', 'Cache-Control', 'Accept'],
credentials: false
})
Error Handling
- 500 errors - Gelogd en JSON response
- 404 errors - Friendly message met beschikbare endpoints
- SSE disconnects - Automatic cleanup van intervals
- Graceful shutdown - SIGTERM/SIGINT handling
Monitoring
Health Check
curl https://your-app.onrender.com/health
Server Status
curl https://your-app.onrender.com/mcp/status
Dependencies
- express - Web framework
- cors - Cross-origin resource sharing
License
MIT License - Zie LICENSE bestand voor details.
Support
Voor vragen of issues, maak een GitHub issue aan in deze repository: https://github.com/Fuglys/mcp-server
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