mirror of
https://github.com/modelcontextprotocol/servers.git
synced 2026-04-25 15:25:15 +02:00
Merge pull request #1801 from cliffhall/server-everything-console-logs
Fix server-everything output and disconnect behavior
This commit is contained in:
@@ -11,24 +11,31 @@ const { server, cleanup } = createServer();
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let transport: SSEServerTransport;
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let transport: SSEServerTransport;
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app.get("/sse", async (req, res) => {
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app.get("/sse", async (req, res) => {
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console.log("Received connection");
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console.error("Received connection");
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transport = new SSEServerTransport("/message", res);
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transport = new SSEServerTransport("/message", res);
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await server.connect(transport);
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await server.connect(transport);
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server.onclose = async () => {
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server.onclose = async () => {
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await cleanup();
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await cleanup();
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await server.close();
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await server.close();
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process.exit(0);
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};
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};
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});
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});
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app.post("/message", async (req, res) => {
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app.post("/message", async (req, res) => {
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console.log("Received message");
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console.error("Received message");
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await transport.handlePostMessage(req, res);
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await transport.handlePostMessage(req, res);
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});
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});
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process.on("SIGINT", async () => {
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await cleanup();
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await server.close();
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process.exit(0);
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});
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const PORT = process.env.PORT || 3001;
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const PORT = process.env.PORT || 3001;
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app.listen(PORT, () => {
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app.listen(PORT, () => {
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console.log(`Server is running on port ${PORT}`);
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console.error(`Server is running on port ${PORT}`);
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});
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});
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@@ -13,7 +13,7 @@ const { server, cleanup } = createServer();
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const transports: { [sessionId: string]: StreamableHTTPServerTransport } = {};
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const transports: { [sessionId: string]: StreamableHTTPServerTransport } = {};
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app.post('/mcp', async (req: Request, res: Response) => {
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app.post('/mcp', async (req: Request, res: Response) => {
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console.log('Received MCP POST request');
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console.error('Received MCP POST request');
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try {
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try {
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// Check for existing session ID
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// Check for existing session ID
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const sessionId = req.headers['mcp-session-id'] as string | undefined;
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const sessionId = req.headers['mcp-session-id'] as string | undefined;
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@@ -31,7 +31,7 @@ app.post('/mcp', async (req: Request, res: Response) => {
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onsessioninitialized: (sessionId) => {
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onsessioninitialized: (sessionId) => {
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// Store the transport by session ID when session is initialized
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// Store the transport by session ID when session is initialized
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// This avoids race conditions where requests might come in before the session is stored
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// This avoids race conditions where requests might come in before the session is stored
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console.log(`Session initialized with ID: ${sessionId}`);
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console.error(`Session initialized with ID: ${sessionId}`);
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transports[sessionId] = transport;
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transports[sessionId] = transport;
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}
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}
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});
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});
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@@ -40,7 +40,7 @@ app.post('/mcp', async (req: Request, res: Response) => {
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transport.onclose = () => {
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transport.onclose = () => {
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const sid = transport.sessionId;
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const sid = transport.sessionId;
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if (sid && transports[sid]) {
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if (sid && transports[sid]) {
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console.log(`Transport closed for session ${sid}, removing from transports map`);
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console.error(`Transport closed for session ${sid}, removing from transports map`);
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delete transports[sid];
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delete transports[sid];
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}
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}
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};
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};
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@@ -85,7 +85,7 @@ app.post('/mcp', async (req: Request, res: Response) => {
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// Handle GET requests for SSE streams (using built-in support from StreamableHTTP)
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// Handle GET requests for SSE streams (using built-in support from StreamableHTTP)
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app.get('/mcp', async (req: Request, res: Response) => {
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app.get('/mcp', async (req: Request, res: Response) => {
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console.log('Received MCP GET request');
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console.error('Received MCP GET request');
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const sessionId = req.headers['mcp-session-id'] as string | undefined;
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const sessionId = req.headers['mcp-session-id'] as string | undefined;
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if (!sessionId || !transports[sessionId]) {
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if (!sessionId || !transports[sessionId]) {
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res.status(400).json({
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res.status(400).json({
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@@ -102,9 +102,9 @@ app.get('/mcp', async (req: Request, res: Response) => {
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// Check for Last-Event-ID header for resumability
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// Check for Last-Event-ID header for resumability
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const lastEventId = req.headers['last-event-id'] as string | undefined;
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const lastEventId = req.headers['last-event-id'] as string | undefined;
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if (lastEventId) {
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if (lastEventId) {
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console.log(`Client reconnecting with Last-Event-ID: ${lastEventId}`);
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console.error(`Client reconnecting with Last-Event-ID: ${lastEventId}`);
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} else {
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} else {
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console.log(`Establishing new SSE stream for session ${sessionId}`);
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console.error(`Establishing new SSE stream for session ${sessionId}`);
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}
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}
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const transport = transports[sessionId];
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const transport = transports[sessionId];
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@@ -126,7 +126,7 @@ app.delete('/mcp', async (req: Request, res: Response) => {
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return;
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return;
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}
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}
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console.log(`Received session termination request for session ${sessionId}`);
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console.error(`Received session termination request for session ${sessionId}`);
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try {
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try {
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const transport = transports[sessionId];
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const transport = transports[sessionId];
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@@ -150,17 +150,17 @@ app.delete('/mcp', async (req: Request, res: Response) => {
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// Start the server
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// Start the server
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const PORT = process.env.PORT || 3001;
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const PORT = process.env.PORT || 3001;
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app.listen(PORT, () => {
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app.listen(PORT, () => {
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console.log(`MCP Streamable HTTP Server listening on port ${PORT}`);
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console.error(`MCP Streamable HTTP Server listening on port ${PORT}`);
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});
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});
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// Handle server shutdown
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// Handle server shutdown
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process.on('SIGINT', async () => {
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process.on('SIGINT', async () => {
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console.log('Shutting down server...');
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console.error('Shutting down server...');
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// Close all active transports to properly clean up resources
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// Close all active transports to properly clean up resources
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for (const sessionId in transports) {
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for (const sessionId in transports) {
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try {
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try {
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console.log(`Closing transport for session ${sessionId}`);
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console.error(`Closing transport for session ${sessionId}`);
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await transports[sessionId].close();
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await transports[sessionId].close();
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delete transports[sessionId];
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delete transports[sessionId];
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} catch (error) {
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} catch (error) {
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@@ -169,6 +169,6 @@ process.on('SIGINT', async () => {
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}
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}
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await cleanup();
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await cleanup();
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await server.close();
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await server.close();
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console.log('Server shutdown complete');
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console.error('Server shutdown complete');
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process.exit(0);
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process.exit(0);
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});
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});
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