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Initial commit: Complete Hive distributed AI orchestration platform

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This comprehensive implementation includes:
- FastAPI backend with MCP server integration
- React/TypeScript frontend with Vite
- PostgreSQL database with Redis caching
- Grafana/Prometheus monitoring stack
- Docker Compose orchestration
- Full MCP protocol support for Claude Code integration

Features:
- Agent discovery and management across network
- Visual workflow editor and execution engine
- Real-time task coordination and monitoring
- Multi-model support with specialized agents
- Distributed development task allocation

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
anthonyrawlins
2025-07-07 21:44:31 +10:00
commit d7ad321176
2631 changed files with 870175 additions and 0 deletions
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mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/client/multipleClientsParallel.d.ts generated vendored Normal file
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export {};
//# sourceMappingURL=multipleClientsParallel.d.ts.map

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import { Client } from '../../client/index.js';
import { StreamableHTTPClientTransport } from '../../client/streamableHttp.js';
import { CallToolResultSchema, LoggingMessageNotificationSchema, } from '../../types.js';
/**
* Multiple Clients MCP Example
*
* This client demonstrates how to:
* 1. Create multiple MCP clients in parallel
* 2. Each client calls a single tool
* 3. Track notifications from each client independently
*/
// Command line args processing
const args = process.argv.slice(2);
const serverUrl = args[0] || 'http://localhost:3000/mcp';
async function createAndRunClient(config) {
console.log(`[${config.id}] Creating client: ${config.name}`);
const client = new Client({
name: config.name,
version: '1.0.0'
});
const transport = new StreamableHTTPClientTransport(new URL(serverUrl));
// Set up client-specific error handler
client.onerror = (error) => {
console.error(`[${config.id}] Client error:`, error);
};
// Set up client-specific notification handler
client.setNotificationHandler(LoggingMessageNotificationSchema, (notification) => {
console.log(`[${config.id}] Notification: ${notification.params.data}`);
});
try {
// Connect to the server
await client.connect(transport);
console.log(`[${config.id}] Connected to MCP server`);
// Call the specified tool
console.log(`[${config.id}] Calling tool: ${config.toolName}`);
const toolRequest = {
method: 'tools/call',
params: {
name: config.toolName,
arguments: {
...config.toolArguments,
// Add client ID to arguments for identification in notifications
caller: config.id
}
}
};
const result = await client.request(toolRequest, CallToolResultSchema);
console.log(`[${config.id}] Tool call completed`);
// Keep the connection open for a bit to receive notifications
await new Promise(resolve => setTimeout(resolve, 5000));
// Disconnect
await transport.close();
console.log(`[${config.id}] Disconnected from MCP server`);
return { id: config.id, result };
}
catch (error) {
console.error(`[${config.id}] Error:`, error);
throw error;
}
}
async function main() {
console.log('MCP Multiple Clients Example');
console.log('============================');
console.log(`Server URL: ${serverUrl}`);
console.log('');
try {
// Define client configurations
const clientConfigs = [
{
id: 'client1',
name: 'basic-client-1',
toolName: 'start-notification-stream',
toolArguments: {
interval: 3, // 1 second between notifications
count: 5 // Send 5 notifications
}
},
{
id: 'client2',
name: 'basic-client-2',
toolName: 'start-notification-stream',
toolArguments: {
interval: 2, // 2 seconds between notifications
count: 3 // Send 3 notifications
}
},
{
id: 'client3',
name: 'basic-client-3',
toolName: 'start-notification-stream',
toolArguments: {
interval: 1, // 0.5 second between notifications
count: 8 // Send 8 notifications
}
}
];
// Start all clients in parallel
console.log(`Starting ${clientConfigs.length} clients in parallel...`);
console.log('');
const clientPromises = clientConfigs.map(config => createAndRunClient(config));
const results = await Promise.all(clientPromises);
// Display results from all clients
console.log('\n=== Final Results ===');
results.forEach(({ id, result }) => {
console.log(`\n[${id}] Tool result:`);
if (Array.isArray(result.content)) {
result.content.forEach((item) => {
if (item.type === 'text' && item.text) {
console.log(` ${item.text}`);
}
else {
console.log(` ${item.type} content:`, item);
}
});
}
else {
console.log(` Unexpected result format:`, result);
}
});
console.log('\n=== All clients completed successfully ===');
}
catch (error) {
console.error('Error running multiple clients:', error);
process.exit(1);
}
}
// Start the example
main().catch((error) => {
console.error('Error running MCP multiple clients example:', error);
process.exit(1);
});
//# sourceMappingURL=multipleClientsParallel.js.map

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export {};
//# sourceMappingURL=parallelToolCallsClient.d.ts.map

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import { Client } from '../../client/index.js';
import { StreamableHTTPClientTransport } from '../../client/streamableHttp.js';
import { ListToolsResultSchema, CallToolResultSchema, LoggingMessageNotificationSchema, } from '../../types.js';
/**
* Parallel Tool Calls MCP Client
*
* This client demonstrates how to:
* 1. Start multiple tool calls in parallel
* 2. Track notifications from each tool call using a caller parameter
*/
// Command line args processing
const args = process.argv.slice(2);
const serverUrl = args[0] || 'http://localhost:3000/mcp';
async function main() {
console.log('MCP Parallel Tool Calls Client');
console.log('==============================');
console.log(`Connecting to server at: ${serverUrl}`);
let client;
let transport;
try {
// Create client with streamable HTTP transport
client = new Client({
name: 'parallel-tool-calls-client',
version: '1.0.0'
});
client.onerror = (error) => {
console.error('Client error:', error);
};
// Connect to the server
transport = new StreamableHTTPClientTransport(new URL(serverUrl));
await client.connect(transport);
console.log('Successfully connected to MCP server');
// Set up notification handler with caller identification
client.setNotificationHandler(LoggingMessageNotificationSchema, (notification) => {
console.log(`Notification: ${notification.params.data}`);
});
console.log("List tools");
const toolsRequest = await listTools(client);
console.log("Tools: ", toolsRequest);
// 2. Start multiple notification tools in parallel
console.log('\n=== Starting Multiple Notification Streams in Parallel ===');
const toolResults = await startParallelNotificationTools(client);
// Log the results from each tool call
for (const [caller, result] of Object.entries(toolResults)) {
console.log(`\n=== Tool result for ${caller} ===`);
result.content.forEach((item) => {
if (item.type === 'text') {
console.log(` ${item.text}`);
}
else {
console.log(` ${item.type} content:`, item);
}
});
}
// 3. Wait for all notifications (10 seconds)
console.log('\n=== Waiting for all notifications ===');
await new Promise(resolve => setTimeout(resolve, 10000));
// 4. Disconnect
console.log('\n=== Disconnecting ===');
await transport.close();
console.log('Disconnected from MCP server');
}
catch (error) {
console.error('Error running client:', error);
process.exit(1);
}
}
/**
* List available tools on the server
*/
async function listTools(client) {
try {
const toolsRequest = {
method: 'tools/list',
params: {}
};
const toolsResult = await client.request(toolsRequest, ListToolsResultSchema);
console.log('Available tools:');
if (toolsResult.tools.length === 0) {
console.log(' No tools available');
}
else {
for (const tool of toolsResult.tools) {
console.log(` - ${tool.name}: ${tool.description}`);
}
}
}
catch (error) {
console.log(`Tools not supported by this server: ${error}`);
}
}
/**
* Start multiple notification tools in parallel with different configurations
* Each tool call includes a caller parameter to identify its notifications
*/
async function startParallelNotificationTools(client) {
try {
// Define multiple tool calls with different configurations
const toolCalls = [
{
caller: 'fast-notifier',
request: {
method: 'tools/call',
params: {
name: 'start-notification-stream',
arguments: {
interval: 2, // 0.5 second between notifications
count: 10, // Send 10 notifications
caller: 'fast-notifier' // Identify this tool call
}
}
}
},
{
caller: 'slow-notifier',
request: {
method: 'tools/call',
params: {
name: 'start-notification-stream',
arguments: {
interval: 5, // 2 seconds between notifications
count: 5, // Send 5 notifications
caller: 'slow-notifier' // Identify this tool call
}
}
}
},
{
caller: 'burst-notifier',
request: {
method: 'tools/call',
params: {
name: 'start-notification-stream',
arguments: {
interval: 1, // 0.1 second between notifications
count: 3, // Send just 3 notifications
caller: 'burst-notifier' // Identify this tool call
}
}
}
}
];
console.log(`Starting ${toolCalls.length} notification tools in parallel...`);
// Start all tool calls in parallel
const toolPromises = toolCalls.map(({ caller, request }) => {
console.log(`Starting tool call for ${caller}...`);
return client.request(request, CallToolResultSchema)
.then(result => ({ caller, result }))
.catch(error => {
console.error(`Error in tool call for ${caller}:`, error);
throw error;
});
});
// Wait for all tool calls to complete
const results = await Promise.all(toolPromises);
// Organize results by caller
const resultsByTool = {};
results.forEach(({ caller, result }) => {
resultsByTool[caller] = result;
});
return resultsByTool;
}
catch (error) {
console.error(`Error starting parallel notification tools:`, error);
throw error;
}
}
// Start the client
main().catch((error) => {
console.error('Error running MCP client:', error);
process.exit(1);
});
//# sourceMappingURL=parallelToolCallsClient.js.map

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mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/client/simpleOAuthClient.d.ts generated vendored Normal file
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#!/usr/bin/env node
export {};
//# sourceMappingURL=simpleOAuthClient.d.ts.map

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{"version":3,"file":"simpleOAuthClient.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/simpleOAuthClient.ts"],"names":[],"mappings":""}

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#!/usr/bin/env node
import { createServer } from 'node:http';
import { createInterface } from 'node:readline';
import { URL } from 'node:url';
import { exec } from 'node:child_process';
import { Client } from '../../client/index.js';
import { StreamableHTTPClientTransport } from '../../client/streamableHttp.js';
import { CallToolResultSchema, ListToolsResultSchema } from '../../types.js';
import { UnauthorizedError } from '../../client/auth.js';
// Configuration
const DEFAULT_SERVER_URL = 'http://localhost:3000/mcp';
const CALLBACK_PORT = 8090; // Use different port than auth server (3001)
const CALLBACK_URL = `http://localhost:${CALLBACK_PORT}/callback`;
/**
* In-memory OAuth client provider for demonstration purposes
* In production, you should persist tokens securely
*/
class InMemoryOAuthClientProvider {
constructor(_redirectUrl, _clientMetadata, onRedirect) {
this._redirectUrl = _redirectUrl;
this._clientMetadata = _clientMetadata;
this._onRedirect = onRedirect || ((url) => {
console.log(`Redirect to: ${url.toString()}`);
});
}
get redirectUrl() {
return this._redirectUrl;
}
get clientMetadata() {
return this._clientMetadata;
}
clientInformation() {
return this._clientInformation;
}
saveClientInformation(clientInformation) {
this._clientInformation = clientInformation;
}
tokens() {
return this._tokens;
}
saveTokens(tokens) {
this._tokens = tokens;
}
redirectToAuthorization(authorizationUrl) {
this._onRedirect(authorizationUrl);
}
saveCodeVerifier(codeVerifier) {
this._codeVerifier = codeVerifier;
}
codeVerifier() {
if (!this._codeVerifier) {
throw new Error('No code verifier saved');
}
return this._codeVerifier;
}
}
/**
* Interactive MCP client with OAuth authentication
* Demonstrates the complete OAuth flow with browser-based authorization
*/
class InteractiveOAuthClient {
constructor(serverUrl) {
this.serverUrl = serverUrl;
this.client = null;
this.rl = createInterface({
input: process.stdin,
output: process.stdout,
});
}
/**
* Prompts user for input via readline
*/
async question(query) {
return new Promise((resolve) => {
this.rl.question(query, resolve);
});
}
/**
* Opens the authorization URL in the user's default browser
*/
async openBrowser(url) {
console.log(`🌐 Opening browser for authorization: ${url}`);
const command = `open "${url}"`;
exec(command, (error) => {
if (error) {
console.error(`Failed to open browser: ${error.message}`);
console.log(`Please manually open: ${url}`);
}
});
}
/**
* Example OAuth callback handler - in production, use a more robust approach
* for handling callbacks and storing tokens
*/
/**
* Starts a temporary HTTP server to receive the OAuth callback
*/
async waitForOAuthCallback() {
return new Promise((resolve, reject) => {
const server = createServer((req, res) => {
// Ignore favicon requests
if (req.url === '/favicon.ico') {
res.writeHead(404);
res.end();
return;
}
console.log(`📥 Received callback: ${req.url}`);
const parsedUrl = new URL(req.url || '', 'http://localhost');
const code = parsedUrl.searchParams.get('code');
const error = parsedUrl.searchParams.get('error');
if (code) {
console.log(`✅ Authorization code received: ${code === null || code === void 0 ? void 0 : code.substring(0, 10)}...`);
res.writeHead(200, { 'Content-Type': 'text/html' });
res.end(`
<html>
<body>
<h1>Authorization Successful!</h1>
<p>You can close this window and return to the terminal.</p>
<script>setTimeout(() => window.close(), 2000);</script>
</body>
</html>
`);
resolve(code);
setTimeout(() => server.close(), 3000);
}
else if (error) {
console.log(`❌ Authorization error: ${error}`);
res.writeHead(400, { 'Content-Type': 'text/html' });
res.end(`
<html>
<body>
<h1>Authorization Failed</h1>
<p>Error: ${error}</p>
</body>
</html>
`);
reject(new Error(`OAuth authorization failed: ${error}`));
}
else {
console.log(`❌ No authorization code or error in callback`);
res.writeHead(400);
res.end('Bad request');
reject(new Error('No authorization code provided'));
}
});
server.listen(CALLBACK_PORT, () => {
console.log(`OAuth callback server started on http://localhost:${CALLBACK_PORT}`);
});
});
}
async attemptConnection(oauthProvider) {
console.log('🚢 Creating transport with OAuth provider...');
const baseUrl = new URL(this.serverUrl);
const transport = new StreamableHTTPClientTransport(baseUrl, {
authProvider: oauthProvider
});
console.log('🚢 Transport created');
try {
console.log('🔌 Attempting connection (this will trigger OAuth redirect)...');
await this.client.connect(transport);
console.log('✅ Connected successfully');
}
catch (error) {
if (error instanceof UnauthorizedError) {
console.log('🔐 OAuth required - waiting for authorization...');
const callbackPromise = this.waitForOAuthCallback();
const authCode = await callbackPromise;
await transport.finishAuth(authCode);
console.log('🔐 Authorization code received:', authCode);
console.log('🔌 Reconnecting with authenticated transport...');
await this.attemptConnection(oauthProvider);
}
else {
console.error('❌ Connection failed with non-auth error:', error);
throw error;
}
}
}
/**
* Establishes connection to the MCP server with OAuth authentication
*/
async connect() {
console.log(`🔗 Attempting to connect to ${this.serverUrl}...`);
const clientMetadata = {
client_name: 'Simple OAuth MCP Client',
redirect_uris: [CALLBACK_URL],
grant_types: ['authorization_code', 'refresh_token'],
response_types: ['code'],
token_endpoint_auth_method: 'client_secret_post',
scope: 'mcp:tools'
};
console.log('🔐 Creating OAuth provider...');
const oauthProvider = new InMemoryOAuthClientProvider(CALLBACK_URL, clientMetadata, (redirectUrl) => {
console.log(`📌 OAuth redirect handler called - opening browser`);
console.log(`Opening browser to: ${redirectUrl.toString()}`);
this.openBrowser(redirectUrl.toString());
});
console.log('🔐 OAuth provider created');
console.log('👤 Creating MCP client...');
this.client = new Client({
name: 'simple-oauth-client',
version: '1.0.0',
}, { capabilities: {} });
console.log('👤 Client created');
console.log('🔐 Starting OAuth flow...');
await this.attemptConnection(oauthProvider);
// Start interactive loop
await this.interactiveLoop();
}
/**
* Main interactive loop for user commands
*/
async interactiveLoop() {
console.log('\n🎯 Interactive MCP Client with OAuth');
console.log('Commands:');
console.log(' list - List available tools');
console.log(' call <tool_name> [args] - Call a tool');
console.log(' quit - Exit the client');
console.log();
while (true) {
try {
const command = await this.question('mcp> ');
if (!command.trim()) {
continue;
}
if (command === 'quit') {
break;
}
else if (command === 'list') {
await this.listTools();
}
else if (command.startsWith('call ')) {
await this.handleCallTool(command);
}
else {
console.log('❌ Unknown command. Try \'list\', \'call <tool_name>\', or \'quit\'');
}
}
catch (error) {
if (error instanceof Error && error.message === 'SIGINT') {
console.log('\n\n👋 Goodbye!');
break;
}
console.error('❌ Error:', error);
}
}
}
async listTools() {
if (!this.client) {
console.log('❌ Not connected to server');
return;
}
try {
const request = {
method: 'tools/list',
params: {},
};
const result = await this.client.request(request, ListToolsResultSchema);
if (result.tools && result.tools.length > 0) {
console.log('\n📋 Available tools:');
result.tools.forEach((tool, index) => {
console.log(`${index + 1}. ${tool.name}`);
if (tool.description) {
console.log(` Description: ${tool.description}`);
}
console.log();
});
}
else {
console.log('No tools available');
}
}
catch (error) {
console.error('❌ Failed to list tools:', error);
}
}
async handleCallTool(command) {
const parts = command.split(/\s+/);
const toolName = parts[1];
if (!toolName) {
console.log('❌ Please specify a tool name');
return;
}
// Parse arguments (simple JSON-like format)
let toolArgs = {};
if (parts.length > 2) {
const argsString = parts.slice(2).join(' ');
try {
toolArgs = JSON.parse(argsString);
}
catch (_a) {
console.log('❌ Invalid arguments format (expected JSON)');
return;
}
}
await this.callTool(toolName, toolArgs);
}
async callTool(toolName, toolArgs) {
if (!this.client) {
console.log('❌ Not connected to server');
return;
}
try {
const request = {
method: 'tools/call',
params: {
name: toolName,
arguments: toolArgs,
},
};
const result = await this.client.request(request, CallToolResultSchema);
console.log(`\n🔧 Tool '${toolName}' result:`);
if (result.content) {
result.content.forEach((content) => {
if (content.type === 'text') {
console.log(content.text);
}
else {
console.log(content);
}
});
}
else {
console.log(result);
}
}
catch (error) {
console.error(`❌ Failed to call tool '${toolName}':`, error);
}
}
close() {
this.rl.close();
if (this.client) {
// Note: Client doesn't have a close method in the current implementation
// This would typically close the transport connection
}
}
}
/**
* Main entry point
*/
async function main() {
const serverUrl = process.env.MCP_SERVER_URL || DEFAULT_SERVER_URL;
console.log('🚀 Simple MCP OAuth Client');
console.log(`Connecting to: ${serverUrl}`);
console.log();
const client = new InteractiveOAuthClient(serverUrl);
// Handle graceful shutdown
process.on('SIGINT', () => {
console.log('\n\n👋 Goodbye!');
client.close();
process.exit(0);
});
try {
await client.connect();
}
catch (error) {
console.error('Failed to start client:', error);
process.exit(1);
}
finally {
client.close();
}
}
// Run if this file is executed directly
main().catch((error) => {
console.error('Unhandled error:', error);
process.exit(1);
});
//# sourceMappingURL=simpleOAuthClient.js.map

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export {};
//# sourceMappingURL=simpleStreamableHttp.d.ts.map

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{"version":3,"file":"simpleStreamableHttp.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/simpleStreamableHttp.ts"],"names":[],"mappings":""}

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import { Client } from '../../client/index.js';
import { StreamableHTTPClientTransport } from '../../client/streamableHttp.js';
import { createInterface } from 'node:readline';
import { ListToolsResultSchema, CallToolResultSchema, ListPromptsResultSchema, GetPromptResultSchema, ListResourcesResultSchema, LoggingMessageNotificationSchema, ResourceListChangedNotificationSchema, ElicitRequestSchema, ReadResourceResultSchema, } from '../../types.js';
import { getDisplayName } from '../../shared/metadataUtils.js';
import Ajv from "ajv";
// Create readline interface for user input
const readline = createInterface({
input: process.stdin,
output: process.stdout
});
// Track received notifications for debugging resumability
let notificationCount = 0;
// Global client and transport for interactive commands
let client = null;
let transport = null;
let serverUrl = 'http://localhost:3000/mcp';
let notificationsToolLastEventId = undefined;
let sessionId = undefined;
async function main() {
console.log('MCP Interactive Client');
console.log('=====================');
// Connect to server immediately with default settings
await connect();
// Print help and start the command loop
printHelp();
commandLoop();
}
function printHelp() {
console.log('\nAvailable commands:');
console.log(' connect [url] - Connect to MCP server (default: http://localhost:3000/mcp)');
console.log(' disconnect - Disconnect from server');
console.log(' terminate-session - Terminate the current session');
console.log(' reconnect - Reconnect to the server');
console.log(' list-tools - List available tools');
console.log(' call-tool <name> [args] - Call a tool with optional JSON arguments');
console.log(' greet [name] - Call the greet tool');
console.log(' multi-greet [name] - Call the multi-greet tool with notifications');
console.log(' collect-info [type] - Test elicitation with collect-user-info tool (contact/preferences/feedback)');
console.log(' start-notifications [interval] [count] - Start periodic notifications');
console.log(' run-notifications-tool-with-resumability [interval] [count] - Run notification tool with resumability');
console.log(' list-prompts - List available prompts');
console.log(' get-prompt [name] [args] - Get a prompt with optional JSON arguments');
console.log(' list-resources - List available resources');
console.log(' read-resource <uri> - Read a specific resource by URI');
console.log(' help - Show this help');
console.log(' quit - Exit the program');
}
function commandLoop() {
readline.question('\n> ', async (input) => {
var _a;
const args = input.trim().split(/\s+/);
const command = (_a = args[0]) === null || _a === void 0 ? void 0 : _a.toLowerCase();
try {
switch (command) {
case 'connect':
await connect(args[1]);
break;
case 'disconnect':
await disconnect();
break;
case 'terminate-session':
await terminateSession();
break;
case 'reconnect':
await reconnect();
break;
case 'list-tools':
await listTools();
break;
case 'call-tool':
if (args.length < 2) {
console.log('Usage: call-tool <name> [args]');
}
else {
const toolName = args[1];
let toolArgs = {};
if (args.length > 2) {
try {
toolArgs = JSON.parse(args.slice(2).join(' '));
}
catch (_b) {
console.log('Invalid JSON arguments. Using empty args.');
}
}
await callTool(toolName, toolArgs);
}
break;
case 'greet':
await callGreetTool(args[1] || 'MCP User');
break;
case 'multi-greet':
await callMultiGreetTool(args[1] || 'MCP User');
break;
case 'collect-info':
await callCollectInfoTool(args[1] || 'contact');
break;
case 'start-notifications': {
const interval = args[1] ? parseInt(args[1], 10) : 2000;
const count = args[2] ? parseInt(args[2], 10) : 10;
await startNotifications(interval, count);
break;
}
case 'run-notifications-tool-with-resumability': {
const interval = args[1] ? parseInt(args[1], 10) : 2000;
const count = args[2] ? parseInt(args[2], 10) : 10;
await runNotificationsToolWithResumability(interval, count);
break;
}
case 'list-prompts':
await listPrompts();
break;
case 'get-prompt':
if (args.length < 2) {
console.log('Usage: get-prompt <name> [args]');
}
else {
const promptName = args[1];
let promptArgs = {};
if (args.length > 2) {
try {
promptArgs = JSON.parse(args.slice(2).join(' '));
}
catch (_c) {
console.log('Invalid JSON arguments. Using empty args.');
}
}
await getPrompt(promptName, promptArgs);
}
break;
case 'list-resources':
await listResources();
break;
case 'read-resource':
if (args.length < 2) {
console.log('Usage: read-resource <uri>');
}
else {
await readResource(args[1]);
}
break;
case 'help':
printHelp();
break;
case 'quit':
case 'exit':
await cleanup();
return;
default:
if (command) {
console.log(`Unknown command: ${command}`);
}
break;
}
}
catch (error) {
console.error(`Error executing command: ${error}`);
}
// Continue the command loop
commandLoop();
});
}
async function connect(url) {
if (client) {
console.log('Already connected. Disconnect first.');
return;
}
if (url) {
serverUrl = url;
}
console.log(`Connecting to ${serverUrl}...`);
try {
// Create a new client with elicitation capability
client = new Client({
name: 'example-client',
version: '1.0.0'
}, {
capabilities: {
elicitation: {},
},
});
client.onerror = (error) => {
console.error('\x1b[31mClient error:', error, '\x1b[0m');
};
// Set up elicitation request handler with proper validation
client.setRequestHandler(ElicitRequestSchema, async (request) => {
var _a;
console.log('\n🔔 Elicitation Request Received:');
console.log(`Message: ${request.params.message}`);
console.log('Requested Schema:');
console.log(JSON.stringify(request.params.requestedSchema, null, 2));
const schema = request.params.requestedSchema;
const properties = schema.properties;
const required = schema.required || [];
// Set up AJV validator for the requested schema
const ajv = new Ajv();
const validate = ajv.compile(schema);
let attempts = 0;
const maxAttempts = 3;
while (attempts < maxAttempts) {
attempts++;
console.log(`\nPlease provide the following information (attempt ${attempts}/${maxAttempts}):`);
const content = {};
let inputCancelled = false;
// Collect input for each field
for (const [fieldName, fieldSchema] of Object.entries(properties)) {
const field = fieldSchema;
const isRequired = required.includes(fieldName);
let prompt = `${field.title || fieldName}`;
// Add helpful information to the prompt
if (field.description) {
prompt += ` (${field.description})`;
}
if (field.enum) {
prompt += ` [options: ${field.enum.join(', ')}]`;
}
if (field.type === 'number' || field.type === 'integer') {
if (field.minimum !== undefined && field.maximum !== undefined) {
prompt += ` [${field.minimum}-${field.maximum}]`;
}
else if (field.minimum !== undefined) {
prompt += ` [min: ${field.minimum}]`;
}
else if (field.maximum !== undefined) {
prompt += ` [max: ${field.maximum}]`;
}
}
if (field.type === 'string' && field.format) {
prompt += ` [format: ${field.format}]`;
}
if (isRequired) {
prompt += ' *required*';
}
if (field.default !== undefined) {
prompt += ` [default: ${field.default}]`;
}
prompt += ': ';
const answer = await new Promise((resolve) => {
readline.question(prompt, (input) => {
resolve(input.trim());
});
});
// Check for cancellation
if (answer.toLowerCase() === 'cancel' || answer.toLowerCase() === 'c') {
inputCancelled = true;
break;
}
// Parse and validate the input
try {
if (answer === '' && field.default !== undefined) {
content[fieldName] = field.default;
}
else if (answer === '' && !isRequired) {
// Skip optional empty fields
continue;
}
else if (answer === '') {
throw new Error(`${fieldName} is required`);
}
else {
// Parse the value based on type
let parsedValue;
if (field.type === 'boolean') {
parsedValue = answer.toLowerCase() === 'true' || answer.toLowerCase() === 'yes' || answer === '1';
}
else if (field.type === 'number') {
parsedValue = parseFloat(answer);
if (isNaN(parsedValue)) {
throw new Error(`${fieldName} must be a valid number`);
}
}
else if (field.type === 'integer') {
parsedValue = parseInt(answer, 10);
if (isNaN(parsedValue)) {
throw new Error(`${fieldName} must be a valid integer`);
}
}
else if (field.enum) {
if (!field.enum.includes(answer)) {
throw new Error(`${fieldName} must be one of: ${field.enum.join(', ')}`);
}
parsedValue = answer;
}
else {
parsedValue = answer;
}
content[fieldName] = parsedValue;
}
}
catch (error) {
console.log(`❌ Error: ${error}`);
// Continue to next attempt
break;
}
}
if (inputCancelled) {
return { action: 'cancel' };
}
// If we didn't complete all fields due to an error, try again
if (Object.keys(content).length !== Object.keys(properties).filter(name => required.includes(name) || content[name] !== undefined).length) {
if (attempts < maxAttempts) {
console.log('Please try again...');
continue;
}
else {
console.log('Maximum attempts reached. Declining request.');
return { action: 'decline' };
}
}
// Validate the complete object against the schema
const isValid = validate(content);
if (!isValid) {
console.log('❌ Validation errors:');
(_a = validate.errors) === null || _a === void 0 ? void 0 : _a.forEach(error => {
console.log(` - ${error.dataPath || 'root'}: ${error.message}`);
});
if (attempts < maxAttempts) {
console.log('Please correct the errors and try again...');
continue;
}
else {
console.log('Maximum attempts reached. Declining request.');
return { action: 'decline' };
}
}
// Show the collected data and ask for confirmation
console.log('\n✅ Collected data:');
console.log(JSON.stringify(content, null, 2));
const confirmAnswer = await new Promise((resolve) => {
readline.question('\nSubmit this information? (yes/no/cancel): ', (input) => {
resolve(input.trim().toLowerCase());
});
});
if (confirmAnswer === 'yes' || confirmAnswer === 'y') {
return {
action: 'accept',
content,
};
}
else if (confirmAnswer === 'cancel' || confirmAnswer === 'c') {
return { action: 'cancel' };
}
else if (confirmAnswer === 'no' || confirmAnswer === 'n') {
if (attempts < maxAttempts) {
console.log('Please re-enter the information...');
continue;
}
else {
return { action: 'decline' };
}
}
}
console.log('Maximum attempts reached. Declining request.');
return { action: 'decline' };
});
transport = new StreamableHTTPClientTransport(new URL(serverUrl), {
sessionId: sessionId
});
// Set up notification handlers
client.setNotificationHandler(LoggingMessageNotificationSchema, (notification) => {
notificationCount++;
console.log(`\nNotification #${notificationCount}: ${notification.params.level} - ${notification.params.data}`);
// Re-display the prompt
process.stdout.write('> ');
});
client.setNotificationHandler(ResourceListChangedNotificationSchema, async (_) => {
console.log(`\nResource list changed notification received!`);
try {
if (!client) {
console.log('Client disconnected, cannot fetch resources');
return;
}
const resourcesResult = await client.request({
method: 'resources/list',
params: {}
}, ListResourcesResultSchema);
console.log('Available resources count:', resourcesResult.resources.length);
}
catch (_a) {
console.log('Failed to list resources after change notification');
}
// Re-display the prompt
process.stdout.write('> ');
});
// Connect the client
await client.connect(transport);
sessionId = transport.sessionId;
console.log('Transport created with session ID:', sessionId);
console.log('Connected to MCP server');
}
catch (error) {
console.error('Failed to connect:', error);
client = null;
transport = null;
}
}
async function disconnect() {
if (!client || !transport) {
console.log('Not connected.');
return;
}
try {
await transport.close();
console.log('Disconnected from MCP server');
client = null;
transport = null;
}
catch (error) {
console.error('Error disconnecting:', error);
}
}
async function terminateSession() {
if (!client || !transport) {
console.log('Not connected.');
return;
}
try {
console.log('Terminating session with ID:', transport.sessionId);
await transport.terminateSession();
console.log('Session terminated successfully');
// Check if sessionId was cleared after termination
if (!transport.sessionId) {
console.log('Session ID has been cleared');
sessionId = undefined;
// Also close the transport and clear client objects
await transport.close();
console.log('Transport closed after session termination');
client = null;
transport = null;
}
else {
console.log('Server responded with 405 Method Not Allowed (session termination not supported)');
console.log('Session ID is still active:', transport.sessionId);
}
}
catch (error) {
console.error('Error terminating session:', error);
}
}
async function reconnect() {
if (client) {
await disconnect();
}
await connect();
}
async function listTools() {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const toolsRequest = {
method: 'tools/list',
params: {}
};
const toolsResult = await client.request(toolsRequest, ListToolsResultSchema);
console.log('Available tools:');
if (toolsResult.tools.length === 0) {
console.log(' No tools available');
}
else {
for (const tool of toolsResult.tools) {
console.log(` - id: ${tool.name}, name: ${getDisplayName(tool)}, description: ${tool.description}`);
}
}
}
catch (error) {
console.log(`Tools not supported by this server (${error})`);
}
}
async function callTool(name, args) {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const request = {
method: 'tools/call',
params: {
name,
arguments: args
}
};
console.log(`Calling tool '${name}' with args:`, args);
const result = await client.request(request, CallToolResultSchema);
console.log('Tool result:');
const resourceLinks = [];
result.content.forEach(item => {
if (item.type === 'text') {
console.log(` ${item.text}`);
}
else if (item.type === 'resource_link') {
const resourceLink = item;
resourceLinks.push(resourceLink);
console.log(` 📁 Resource Link: ${resourceLink.name}`);
console.log(` URI: ${resourceLink.uri}`);
if (resourceLink.mimeType) {
console.log(` Type: ${resourceLink.mimeType}`);
}
if (resourceLink.description) {
console.log(` Description: ${resourceLink.description}`);
}
}
else if (item.type === 'resource') {
console.log(` [Embedded Resource: ${item.resource.uri}]`);
}
else if (item.type === 'image') {
console.log(` [Image: ${item.mimeType}]`);
}
else if (item.type === 'audio') {
console.log(` [Audio: ${item.mimeType}]`);
}
else {
console.log(` [Unknown content type]:`, item);
}
});
// Offer to read resource links
if (resourceLinks.length > 0) {
console.log(`\nFound ${resourceLinks.length} resource link(s). Use 'read-resource <uri>' to read their content.`);
}
}
catch (error) {
console.log(`Error calling tool ${name}: ${error}`);
}
}
async function callGreetTool(name) {
await callTool('greet', { name });
}
async function callMultiGreetTool(name) {
console.log('Calling multi-greet tool with notifications...');
await callTool('multi-greet', { name });
}
async function callCollectInfoTool(infoType) {
console.log(`Testing elicitation with collect-user-info tool (${infoType})...`);
await callTool('collect-user-info', { infoType });
}
async function startNotifications(interval, count) {
console.log(`Starting notification stream: interval=${interval}ms, count=${count || 'unlimited'}`);
await callTool('start-notification-stream', { interval, count });
}
async function runNotificationsToolWithResumability(interval, count) {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
console.log(`Starting notification stream with resumability: interval=${interval}ms, count=${count || 'unlimited'}`);
console.log(`Using resumption token: ${notificationsToolLastEventId || 'none'}`);
const request = {
method: 'tools/call',
params: {
name: 'start-notification-stream',
arguments: { interval, count }
}
};
const onLastEventIdUpdate = (event) => {
notificationsToolLastEventId = event;
console.log(`Updated resumption token: ${event}`);
};
const result = await client.request(request, CallToolResultSchema, {
resumptionToken: notificationsToolLastEventId,
onresumptiontoken: onLastEventIdUpdate
});
console.log('Tool result:');
result.content.forEach(item => {
if (item.type === 'text') {
console.log(` ${item.text}`);
}
else {
console.log(` ${item.type} content:`, item);
}
});
}
catch (error) {
console.log(`Error starting notification stream: ${error}`);
}
}
async function listPrompts() {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const promptsRequest = {
method: 'prompts/list',
params: {}
};
const promptsResult = await client.request(promptsRequest, ListPromptsResultSchema);
console.log('Available prompts:');
if (promptsResult.prompts.length === 0) {
console.log(' No prompts available');
}
else {
for (const prompt of promptsResult.prompts) {
console.log(` - id: ${prompt.name}, name: ${getDisplayName(prompt)}, description: ${prompt.description}`);
}
}
}
catch (error) {
console.log(`Prompts not supported by this server (${error})`);
}
}
async function getPrompt(name, args) {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const promptRequest = {
method: 'prompts/get',
params: {
name,
arguments: args
}
};
const promptResult = await client.request(promptRequest, GetPromptResultSchema);
console.log('Prompt template:');
promptResult.messages.forEach((msg, index) => {
console.log(` [${index + 1}] ${msg.role}: ${msg.content.text}`);
});
}
catch (error) {
console.log(`Error getting prompt ${name}: ${error}`);
}
}
async function listResources() {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const resourcesRequest = {
method: 'resources/list',
params: {}
};
const resourcesResult = await client.request(resourcesRequest, ListResourcesResultSchema);
console.log('Available resources:');
if (resourcesResult.resources.length === 0) {
console.log(' No resources available');
}
else {
for (const resource of resourcesResult.resources) {
console.log(` - id: ${resource.name}, name: ${getDisplayName(resource)}, description: ${resource.uri}`);
}
}
}
catch (error) {
console.log(`Resources not supported by this server (${error})`);
}
}
async function readResource(uri) {
if (!client) {
console.log('Not connected to server.');
return;
}
try {
const request = {
method: 'resources/read',
params: { uri }
};
console.log(`Reading resource: ${uri}`);
const result = await client.request(request, ReadResourceResultSchema);
console.log('Resource contents:');
for (const content of result.contents) {
console.log(` URI: ${content.uri}`);
if (content.mimeType) {
console.log(` Type: ${content.mimeType}`);
}
if ('text' in content && typeof content.text === 'string') {
console.log(' Content:');
console.log(' ---');
console.log(content.text.split('\n').map((line) => ' ' + line).join('\n'));
console.log(' ---');
}
else if ('blob' in content && typeof content.blob === 'string') {
console.log(` [Binary data: ${content.blob.length} bytes]`);
}
}
}
catch (error) {
console.log(`Error reading resource ${uri}: ${error}`);
}
}
async function cleanup() {
if (client && transport) {
try {
// First try to terminate the session gracefully
if (transport.sessionId) {
try {
console.log('Terminating session before exit...');
await transport.terminateSession();
console.log('Session terminated successfully');
}
catch (error) {
console.error('Error terminating session:', error);
}
}
// Then close the transport
await transport.close();
}
catch (error) {
console.error('Error closing transport:', error);
}
}
process.stdin.setRawMode(false);
readline.close();
console.log('\nGoodbye!');
process.exit(0);
}
// Set up raw mode for keyboard input to capture Escape key
process.stdin.setRawMode(true);
process.stdin.on('data', async (data) => {
// Check for Escape key (27)
if (data.length === 1 && data[0] === 27) {
console.log('\nESC key pressed. Disconnecting from server...');
// Abort current operation and disconnect from server
if (client && transport) {
await disconnect();
console.log('Disconnected. Press Enter to continue.');
}
else {
console.log('Not connected to server.');
}
// Re-display the prompt
process.stdout.write('> ');
}
});
// Handle Ctrl+C
process.on('SIGINT', async () => {
console.log('\nReceived SIGINT. Cleaning up...');
await cleanup();
});
// Start the interactive client
main().catch((error) => {
console.error('Error running MCP client:', error);
process.exit(1);
});
//# sourceMappingURL=simpleStreamableHttp.js.map

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export {};
//# sourceMappingURL=streamableHttpWithSseFallbackClient.d.ts.map

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{"version":3,"file":"streamableHttpWithSseFallbackClient.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/streamableHttpWithSseFallbackClient.ts"],"names":[],"mappings":""}

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import { Client } from '../../client/index.js';
import { StreamableHTTPClientTransport } from '../../client/streamableHttp.js';
import { SSEClientTransport } from '../../client/sse.js';
import { ListToolsResultSchema, CallToolResultSchema, LoggingMessageNotificationSchema, } from '../../types.js';
/**
* Simplified Backwards Compatible MCP Client
*
* This client demonstrates backward compatibility with both:
* 1. Modern servers using Streamable HTTP transport (protocol version 2025-03-26)
* 2. Older servers using HTTP+SSE transport (protocol version 2024-11-05)
*
* Following the MCP specification for backwards compatibility:
* - Attempts to POST an initialize request to the server URL first (modern transport)
* - If that fails with 4xx status, falls back to GET request for SSE stream (older transport)
*/
// Command line args processing
const args = process.argv.slice(2);
const serverUrl = args[0] || 'http://localhost:3000/mcp';
async function main() {
console.log('MCP Backwards Compatible Client');
console.log('===============================');
console.log(`Connecting to server at: ${serverUrl}`);
let client;
let transport;
try {
// Try connecting with automatic transport detection
const connection = await connectWithBackwardsCompatibility(serverUrl);
client = connection.client;
transport = connection.transport;
// Set up notification handler
client.setNotificationHandler(LoggingMessageNotificationSchema, (notification) => {
console.log(`Notification: ${notification.params.level} - ${notification.params.data}`);
});
// DEMO WORKFLOW:
// 1. List available tools
console.log('\n=== Listing Available Tools ===');
await listTools(client);
// 2. Call the notification tool
console.log('\n=== Starting Notification Stream ===');
await startNotificationTool(client);
// 3. Wait for all notifications (5 seconds)
console.log('\n=== Waiting for all notifications ===');
await new Promise(resolve => setTimeout(resolve, 5000));
// 4. Disconnect
console.log('\n=== Disconnecting ===');
await transport.close();
console.log('Disconnected from MCP server');
}
catch (error) {
console.error('Error running client:', error);
process.exit(1);
}
}
/**
* Connect to an MCP server with backwards compatibility
* Following the spec for client backward compatibility
*/
async function connectWithBackwardsCompatibility(url) {
console.log('1. Trying Streamable HTTP transport first...');
// Step 1: Try Streamable HTTP transport first
const client = new Client({
name: 'backwards-compatible-client',
version: '1.0.0'
});
client.onerror = (error) => {
console.error('Client error:', error);
};
const baseUrl = new URL(url);
try {
// Create modern transport
const streamableTransport = new StreamableHTTPClientTransport(baseUrl);
await client.connect(streamableTransport);
console.log('Successfully connected using modern Streamable HTTP transport.');
return {
client,
transport: streamableTransport,
transportType: 'streamable-http'
};
}
catch (error) {
// Step 2: If transport fails, try the older SSE transport
console.log(`StreamableHttp transport connection failed: ${error}`);
console.log('2. Falling back to deprecated HTTP+SSE transport...');
try {
// Create SSE transport pointing to /sse endpoint
const sseTransport = new SSEClientTransport(baseUrl);
const sseClient = new Client({
name: 'backwards-compatible-client',
version: '1.0.0'
});
await sseClient.connect(sseTransport);
console.log('Successfully connected using deprecated HTTP+SSE transport.');
return {
client: sseClient,
transport: sseTransport,
transportType: 'sse'
};
}
catch (sseError) {
console.error(`Failed to connect with either transport method:\n1. Streamable HTTP error: ${error}\n2. SSE error: ${sseError}`);
throw new Error('Could not connect to server with any available transport');
}
}
}
/**
* List available tools on the server
*/
async function listTools(client) {
try {
const toolsRequest = {
method: 'tools/list',
params: {}
};
const toolsResult = await client.request(toolsRequest, ListToolsResultSchema);
console.log('Available tools:');
if (toolsResult.tools.length === 0) {
console.log(' No tools available');
}
else {
for (const tool of toolsResult.tools) {
console.log(` - ${tool.name}: ${tool.description}`);
}
}
}
catch (error) {
console.log(`Tools not supported by this server: ${error}`);
}
}
/**
* Start a notification stream by calling the notification tool
*/
async function startNotificationTool(client) {
try {
// Call the notification tool using reasonable defaults
const request = {
method: 'tools/call',
params: {
name: 'start-notification-stream',
arguments: {
interval: 1000, // 1 second between notifications
count: 5 // Send 5 notifications
}
}
};
console.log('Calling notification tool...');
const result = await client.request(request, CallToolResultSchema);
console.log('Tool result:');
result.content.forEach(item => {
if (item.type === 'text') {
console.log(` ${item.text}`);
}
else {
console.log(` ${item.type} content:`, item);
}
});
}
catch (error) {
console.log(`Error calling notification tool: ${error}`);
}
}
// Start the client
main().catch((error) => {
console.error('Error running MCP client:', error);
process.exit(1);
});
//# sourceMappingURL=streamableHttpWithSseFallbackClient.js.map

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import { AuthorizationParams, OAuthServerProvider } from '../../server/auth/provider.js';
import { OAuthRegisteredClientsStore } from '../../server/auth/clients.js';
import { OAuthClientInformationFull, OAuthMetadata, OAuthTokens } from '../../shared/auth.js';
import { Response } from "express";
import { AuthInfo } from '../../server/auth/types.js';
export declare class DemoInMemoryClientsStore implements OAuthRegisteredClientsStore {
private clients;
getClient(clientId: string): Promise<{
redirect_uris: string[];
client_id: string;
jwks_uri?: string | undefined;
scope?: string | undefined;
token_endpoint_auth_method?: string | undefined;
grant_types?: string[] | undefined;
response_types?: string[] | undefined;
client_name?: string | undefined;
client_uri?: string | undefined;
logo_uri?: string | undefined;
contacts?: string[] | undefined;
tos_uri?: string | undefined;
policy_uri?: string | undefined;
jwks?: any;
software_id?: string | undefined;
software_version?: string | undefined;
software_statement?: string | undefined;
client_secret?: string | undefined;
client_id_issued_at?: number | undefined;
client_secret_expires_at?: number | undefined;
} | undefined>;
registerClient(clientMetadata: OAuthClientInformationFull): Promise<{
redirect_uris: string[];
client_id: string;
jwks_uri?: string | undefined;
scope?: string | undefined;
token_endpoint_auth_method?: string | undefined;
grant_types?: string[] | undefined;
response_types?: string[] | undefined;
client_name?: string | undefined;
client_uri?: string | undefined;
logo_uri?: string | undefined;
contacts?: string[] | undefined;
tos_uri?: string | undefined;
policy_uri?: string | undefined;
jwks?: any;
software_id?: string | undefined;
software_version?: string | undefined;
software_statement?: string | undefined;
client_secret?: string | undefined;
client_id_issued_at?: number | undefined;
client_secret_expires_at?: number | undefined;
}>;
}
/**
* 🚨 DEMO ONLY - NOT FOR PRODUCTION
*
* This example demonstrates MCP OAuth flow but lacks some of the features required for production use,
* for example:
* - Persistent token storage
* - Rate limiting
*/
export declare class DemoInMemoryAuthProvider implements OAuthServerProvider {
private validateResource?;
clientsStore: DemoInMemoryClientsStore;
private codes;
private tokens;
constructor(validateResource?: ((resource?: URL) => boolean) | undefined);
authorize(client: OAuthClientInformationFull, params: AuthorizationParams, res: Response): Promise<void>;
challengeForAuthorizationCode(client: OAuthClientInformationFull, authorizationCode: string): Promise<string>;
exchangeAuthorizationCode(client: OAuthClientInformationFull, authorizationCode: string, _codeVerifier?: string): Promise<OAuthTokens>;
exchangeRefreshToken(_client: OAuthClientInformationFull, _refreshToken: string, _scopes?: string[], _resource?: URL): Promise<OAuthTokens>;
verifyAccessToken(token: string): Promise<AuthInfo>;
}
export declare const setupAuthServer: ({ authServerUrl, mcpServerUrl, strictResource }: {
authServerUrl: URL;
mcpServerUrl: URL;
strictResource: boolean;
}) => OAuthMetadata;
//# sourceMappingURL=demoInMemoryOAuthProvider.d.ts.map

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mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/demoInMemoryOAuthProvider.d.ts.map generated vendored Normal file
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import { randomUUID } from 'node:crypto';
import express from "express";
import { createOAuthMetadata, mcpAuthRouter } from '../../server/auth/router.js';
import { resourceUrlFromServerUrl } from '../../shared/auth-utils.js';
export class DemoInMemoryClientsStore {
constructor() {
this.clients = new Map();
}
async getClient(clientId) {
return this.clients.get(clientId);
}
async registerClient(clientMetadata) {
this.clients.set(clientMetadata.client_id, clientMetadata);
return clientMetadata;
}
}
/**
* 🚨 DEMO ONLY - NOT FOR PRODUCTION
*
* This example demonstrates MCP OAuth flow but lacks some of the features required for production use,
* for example:
* - Persistent token storage
* - Rate limiting
*/
export class DemoInMemoryAuthProvider {
constructor(validateResource) {
this.validateResource = validateResource;
this.clientsStore = new DemoInMemoryClientsStore();
this.codes = new Map();
this.tokens = new Map();
}
async authorize(client, params, res) {
const code = randomUUID();
const searchParams = new URLSearchParams({
code,
});
if (params.state !== undefined) {
searchParams.set('state', params.state);
}
this.codes.set(code, {
client,
params
});
const targetUrl = new URL(client.redirect_uris[0]);
targetUrl.search = searchParams.toString();
res.redirect(targetUrl.toString());
}
async challengeForAuthorizationCode(client, authorizationCode) {
// Store the challenge with the code data
const codeData = this.codes.get(authorizationCode);
if (!codeData) {
throw new Error('Invalid authorization code');
}
return codeData.params.codeChallenge;
}
async exchangeAuthorizationCode(client, authorizationCode,
// Note: code verifier is checked in token.ts by default
// it's unused here for that reason.
_codeVerifier) {
const codeData = this.codes.get(authorizationCode);
if (!codeData) {
throw new Error('Invalid authorization code');
}
if (codeData.client.client_id !== client.client_id) {
throw new Error(`Authorization code was not issued to this client, ${codeData.client.client_id} != ${client.client_id}`);
}
if (this.validateResource && !this.validateResource(codeData.params.resource)) {
throw new Error(`Invalid resource: ${codeData.params.resource}`);
}
this.codes.delete(authorizationCode);
const token = randomUUID();
const tokenData = {
token,
clientId: client.client_id,
scopes: codeData.params.scopes || [],
expiresAt: Date.now() + 3600000, // 1 hour
resource: codeData.params.resource,
type: 'access',
};
this.tokens.set(token, tokenData);
return {
access_token: token,
token_type: 'bearer',
expires_in: 3600,
scope: (codeData.params.scopes || []).join(' '),
};
}
async exchangeRefreshToken(_client, _refreshToken, _scopes, _resource) {
throw new Error('Not implemented for example demo');
}
async verifyAccessToken(token) {
const tokenData = this.tokens.get(token);
if (!tokenData || !tokenData.expiresAt || tokenData.expiresAt < Date.now()) {
throw new Error('Invalid or expired token');
}
return {
token,
clientId: tokenData.clientId,
scopes: tokenData.scopes,
expiresAt: Math.floor(tokenData.expiresAt / 1000),
resource: tokenData.resource,
};
}
}
export const setupAuthServer = ({ authServerUrl, mcpServerUrl, strictResource }) => {
// Create separate auth server app
// NOTE: This is a separate app on a separate port to illustrate
// how to separate an OAuth Authorization Server from a Resource
// server in the SDK. The SDK is not intended to be provide a standalone
// authorization server.
const validateResource = strictResource ? (resource) => {
if (!resource)
return false;
const expectedResource = resourceUrlFromServerUrl(mcpServerUrl);
return resource.toString() === expectedResource.toString();
} : undefined;
const provider = new DemoInMemoryAuthProvider(validateResource);
const authApp = express();
authApp.use(express.json());
// For introspection requests
authApp.use(express.urlencoded());
// Add OAuth routes to the auth server
// NOTE: this will also add a protected resource metadata route,
// but it won't be used, so leave it.
authApp.use(mcpAuthRouter({
provider,
issuerUrl: authServerUrl,
scopesSupported: ['mcp:tools'],
}));
authApp.post('/introspect', async (req, res) => {
try {
const { token } = req.body;
if (!token) {
res.status(400).json({ error: 'Token is required' });
return;
}
const tokenInfo = await provider.verifyAccessToken(token);
res.json({
active: true,
client_id: tokenInfo.clientId,
scope: tokenInfo.scopes.join(' '),
exp: tokenInfo.expiresAt,
aud: tokenInfo.resource,
});
return;
}
catch (error) {
res.status(401).json({
active: false,
error: 'Unauthorized',
error_description: `Invalid token: ${error}`
});
}
});
const auth_port = authServerUrl.port;
// Start the auth server
authApp.listen(auth_port, () => {
console.log(`OAuth Authorization Server listening on port ${auth_port}`);
});
// Note: we could fetch this from the server, but then we end up
// with some top level async which gets annoying.
const oauthMetadata = createOAuthMetadata({
provider,
issuerUrl: authServerUrl,
scopesSupported: ['mcp:tools'],
});
oauthMetadata.introspection_endpoint = new URL("/introspect", authServerUrl).href;
return oauthMetadata;
};
//# sourceMappingURL=demoInMemoryOAuthProvider.js.map

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export {};
//# sourceMappingURL=jsonResponseStreamableHttp.d.ts.map

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{"version":3,"file":"jsonResponseStreamableHttp.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/jsonResponseStreamableHttp.ts"],"names":[],"mappings":""}

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import express from 'express';
import { randomUUID } from 'node:crypto';
import { McpServer } from '../../server/mcp.js';
import { StreamableHTTPServerTransport } from '../../server/streamableHttp.js';
import { z } from 'zod';
import { isInitializeRequest } from '../../types.js';
// Create an MCP server with implementation details
const getServer = () => {
const server = new McpServer({
name: 'json-response-streamable-http-server',
version: '1.0.0',
}, {
capabilities: {
logging: {},
}
});
// Register a simple tool that returns a greeting
server.tool('greet', 'A simple greeting tool', {
name: z.string().describe('Name to greet'),
}, async ({ name }) => {
return {
content: [
{
type: 'text',
text: `Hello, ${name}!`,
},
],
};
});
// Register a tool that sends multiple greetings with notifications
server.tool('multi-greet', 'A tool that sends different greetings with delays between them', {
name: z.string().describe('Name to greet'),
}, async ({ name }, { sendNotification }) => {
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
await sendNotification({
method: "notifications/message",
params: { level: "debug", data: `Starting multi-greet for ${name}` }
});
await sleep(1000); // Wait 1 second before first greeting
await sendNotification({
method: "notifications/message",
params: { level: "info", data: `Sending first greeting to ${name}` }
});
await sleep(1000); // Wait another second before second greeting
await sendNotification({
method: "notifications/message",
params: { level: "info", data: `Sending second greeting to ${name}` }
});
return {
content: [
{
type: 'text',
text: `Good morning, ${name}!`,
}
],
};
});
return server;
};
const app = express();
app.use(express.json());
// Map to store transports by session ID
const transports = {};
app.post('/mcp', async (req, res) => {
console.log('Received MCP request:', req.body);
try {
// Check for existing session ID
const sessionId = req.headers['mcp-session-id'];
let transport;
if (sessionId && transports[sessionId]) {
// Reuse existing transport
transport = transports[sessionId];
}
else if (!sessionId && isInitializeRequest(req.body)) {
// New initialization request - use JSON response mode
transport = new StreamableHTTPServerTransport({
sessionIdGenerator: () => randomUUID(),
enableJsonResponse: true, // Enable JSON response mode
onsessioninitialized: (sessionId) => {
// Store the transport by session ID when session is initialized
// This avoids race conditions where requests might come in before the session is stored
console.log(`Session initialized with ID: ${sessionId}`);
transports[sessionId] = transport;
}
});
// Connect the transport to the MCP server BEFORE handling the request
const server = getServer();
await server.connect(transport);
await transport.handleRequest(req, res, req.body);
return; // Already handled
}
else {
// Invalid request - no session ID or not initialization request
res.status(400).json({
jsonrpc: '2.0',
error: {
code: -32000,
message: 'Bad Request: No valid session ID provided',
},
id: null,
});
return;
}
// Handle the request with existing transport - no need to reconnect
await transport.handleRequest(req, res, req.body);
}
catch (error) {
console.error('Error handling MCP request:', error);
if (!res.headersSent) {
res.status(500).json({
jsonrpc: '2.0',
error: {
code: -32603,
message: 'Internal server error',
},
id: null,
});
}
}
});
// Handle GET requests for SSE streams according to spec
app.get('/mcp', async (req, res) => {
// Since this is a very simple example, we don't support GET requests for this server
// The spec requires returning 405 Method Not Allowed in this case
res.status(405).set('Allow', 'POST').send('Method Not Allowed');
});
// Start the server
const PORT = 3000;
app.listen(PORT, () => {
console.log(`MCP Streamable HTTP Server listening on port ${PORT}`);
});
// Handle server shutdown
process.on('SIGINT', async () => {
console.log('Shutting down server...');
process.exit(0);
});
//# sourceMappingURL=jsonResponseStreamableHttp.js.map

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#!/usr/bin/env node
/**
* Example MCP server using the high-level McpServer API with outputSchema
* This demonstrates how to easily create tools with structured output
*/
export {};
//# sourceMappingURL=mcpServerOutputSchema.d.ts.map

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{"version":3,"file":"mcpServerOutputSchema.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/mcpServerOutputSchema.ts"],"names":[],"mappings":";AACA;;;GAGG"}

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#!/usr/bin/env node
/**
* Example MCP server using the high-level McpServer API with outputSchema
* This demonstrates how to easily create tools with structured output
*/
import { McpServer } from "../../server/mcp.js";
import { StdioServerTransport } from "../../server/stdio.js";
import { z } from "zod";
const server = new McpServer({
name: "mcp-output-schema-high-level-example",
version: "1.0.0",
});
// Define a tool with structured output - Weather data
server.registerTool("get_weather", {
description: "Get weather information for a city",
inputSchema: {
city: z.string().describe("City name"),
country: z.string().describe("Country code (e.g., US, UK)")
},
outputSchema: {
temperature: z.object({
celsius: z.number(),
fahrenheit: z.number()
}),
conditions: z.enum(["sunny", "cloudy", "rainy", "stormy", "snowy"]),
humidity: z.number().min(0).max(100),
wind: z.object({
speed_kmh: z.number(),
direction: z.string()
})
},
}, async ({ city, country }) => {
// Parameters are available but not used in this example
void city;
void country;
// Simulate weather API call
const temp_c = Math.round((Math.random() * 35 - 5) * 10) / 10;
const conditions = ["sunny", "cloudy", "rainy", "stormy", "snowy"][Math.floor(Math.random() * 5)];
const structuredContent = {
temperature: {
celsius: temp_c,
fahrenheit: Math.round((temp_c * 9 / 5 + 32) * 10) / 10
},
conditions,
humidity: Math.round(Math.random() * 100),
wind: {
speed_kmh: Math.round(Math.random() * 50),
direction: ["N", "NE", "E", "SE", "S", "SW", "W", "NW"][Math.floor(Math.random() * 8)]
}
};
return {
content: [{
type: "text",
text: JSON.stringify(structuredContent, null, 2)
}],
structuredContent
};
});
async function main() {
const transport = new StdioServerTransport();
await server.connect(transport);
console.error("High-level Output Schema Example Server running on stdio");
}
main().catch((error) => {
console.error("Server error:", error);
process.exit(1);
});
//# sourceMappingURL=mcpServerOutputSchema.js.map

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2
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleSseServer.d.ts generated vendored Normal file
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export {};
//# sourceMappingURL=simpleSseServer.d.ts.map

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{"version":3,"file":"simpleSseServer.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/simpleSseServer.ts"],"names":[],"mappings":""}

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mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleSseServer.js generated vendored Normal file
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import express from 'express';
import { McpServer } from '../../server/mcp.js';
import { SSEServerTransport } from '../../server/sse.js';
import { z } from 'zod';
/**
* This example server demonstrates the deprecated HTTP+SSE transport
* (protocol version 2024-11-05). It mainly used for testing backward compatible clients.
*
* The server exposes two endpoints:
* - /mcp: For establishing the SSE stream (GET)
* - /messages: For receiving client messages (POST)
*
*/
// Create an MCP server instance
const getServer = () => {
const server = new McpServer({
name: 'simple-sse-server',
version: '1.0.0',
}, { capabilities: { logging: {} } });
server.tool('start-notification-stream', 'Starts sending periodic notifications', {
interval: z.number().describe('Interval in milliseconds between notifications').default(1000),
count: z.number().describe('Number of notifications to send').default(10),
}, async ({ interval, count }, { sendNotification }) => {
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
let counter = 0;
// Send the initial notification
await sendNotification({
method: "notifications/message",
params: {
level: "info",
data: `Starting notification stream with ${count} messages every ${interval}ms`
}
});
// Send periodic notifications
while (counter < count) {
counter++;
await sleep(interval);
try {
await sendNotification({
method: "notifications/message",
params: {
level: "info",
data: `Notification #${counter} at ${new Date().toISOString()}`
}
});
}
catch (error) {
console.error("Error sending notification:", error);
}
}
return {
content: [
{
type: 'text',
text: `Completed sending ${count} notifications every ${interval}ms`,
}
],
};
});
return server;
};
const app = express();
app.use(express.json());
// Store transports by session ID
const transports = {};
// SSE endpoint for establishing the stream
app.get('/mcp', async (req, res) => {
console.log('Received GET request to /sse (establishing SSE stream)');
try {
// Create a new SSE transport for the client
// The endpoint for POST messages is '/messages'
const transport = new SSEServerTransport('/messages', res);
// Store the transport by session ID
const sessionId = transport.sessionId;
transports[sessionId] = transport;
// Set up onclose handler to clean up transport when closed
transport.onclose = () => {
console.log(`SSE transport closed for session ${sessionId}`);
delete transports[sessionId];
};
// Connect the transport to the MCP server
const server = getServer();
await server.connect(transport);
console.log(`Established SSE stream with session ID: ${sessionId}`);
}
catch (error) {
console.error('Error establishing SSE stream:', error);
if (!res.headersSent) {
res.status(500).send('Error establishing SSE stream');
}
}
});
// Messages endpoint for receiving client JSON-RPC requests
app.post('/messages', async (req, res) => {
console.log('Received POST request to /messages');
// Extract session ID from URL query parameter
// In the SSE protocol, this is added by the client based on the endpoint event
const sessionId = req.query.sessionId;
if (!sessionId) {
console.error('No session ID provided in request URL');
res.status(400).send('Missing sessionId parameter');
return;
}
const transport = transports[sessionId];
if (!transport) {
console.error(`No active transport found for session ID: ${sessionId}`);
res.status(404).send('Session not found');
return;
}
try {
// Handle the POST message with the transport
await transport.handlePostMessage(req, res, req.body);
}
catch (error) {
console.error('Error handling request:', error);
if (!res.headersSent) {
res.status(500).send('Error handling request');
}
}
});
// Start the server
const PORT = 3000;
app.listen(PORT, () => {
console.log(`Simple SSE Server (deprecated protocol version 2024-11-05) listening on port ${PORT}`);
});
// Handle server shutdown
process.on('SIGINT', async () => {
console.log('Shutting down server...');
// Close all active transports to properly clean up resources
for (const sessionId in transports) {
try {
console.log(`Closing transport for session ${sessionId}`);
await transports[sessionId].close();
delete transports[sessionId];
}
catch (error) {
console.error(`Error closing transport for session ${sessionId}:`, error);
}
}
console.log('Server shutdown complete');
process.exit(0);
});
//# sourceMappingURL=simpleSseServer.js.map

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2
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStatelessStreamableHttp.d.ts generated vendored Normal file
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export {};
//# sourceMappingURL=simpleStatelessStreamableHttp.d.ts.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStatelessStreamableHttp.d.ts.map generated vendored Normal file
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{"version":3,"file":"simpleStatelessStreamableHttp.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/simpleStatelessStreamableHttp.ts"],"names":[],"mappings":""}

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mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStatelessStreamableHttp.js generated vendored Normal file
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import express from 'express';
import { McpServer } from '../../server/mcp.js';
import { StreamableHTTPServerTransport } from '../../server/streamableHttp.js';
import { z } from 'zod';
const getServer = () => {
// Create an MCP server with implementation details
const server = new McpServer({
name: 'stateless-streamable-http-server',
version: '1.0.0',
}, { capabilities: { logging: {} } });
// Register a simple prompt
server.prompt('greeting-template', 'A simple greeting prompt template', {
name: z.string().describe('Name to include in greeting'),
}, async ({ name }) => {
return {
messages: [
{
role: 'user',
content: {
type: 'text',
text: `Please greet ${name} in a friendly manner.`,
},
},
],
};
});
// Register a tool specifically for testing resumability
server.tool('start-notification-stream', 'Starts sending periodic notifications for testing resumability', {
interval: z.number().describe('Interval in milliseconds between notifications').default(100),
count: z.number().describe('Number of notifications to send (0 for 100)').default(10),
}, async ({ interval, count }, { sendNotification }) => {
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
let counter = 0;
while (count === 0 || counter < count) {
counter++;
try {
await sendNotification({
method: "notifications/message",
params: {
level: "info",
data: `Periodic notification #${counter} at ${new Date().toISOString()}`
}
});
}
catch (error) {
console.error("Error sending notification:", error);
}
// Wait for the specified interval
await sleep(interval);
}
return {
content: [
{
type: 'text',
text: `Started sending periodic notifications every ${interval}ms`,
}
],
};
});
// Create a simple resource at a fixed URI
server.resource('greeting-resource', 'https://example.com/greetings/default', { mimeType: 'text/plain' }, async () => {
return {
contents: [
{
uri: 'https://example.com/greetings/default',
text: 'Hello, world!',
},
],
};
});
return server;
};
const app = express();
app.use(express.json());
app.post('/mcp', async (req, res) => {
const server = getServer();
try {
const transport = new StreamableHTTPServerTransport({
sessionIdGenerator: undefined,
});
await server.connect(transport);
await transport.handleRequest(req, res, req.body);
res.on('close', () => {
console.log('Request closed');
transport.close();
server.close();
});
}
catch (error) {
console.error('Error handling MCP request:', error);
if (!res.headersSent) {
res.status(500).json({
jsonrpc: '2.0',
error: {
code: -32603,
message: 'Internal server error',
},
id: null,
});
}
}
});
app.get('/mcp', async (req, res) => {
console.log('Received GET MCP request');
res.writeHead(405).end(JSON.stringify({
jsonrpc: "2.0",
error: {
code: -32000,
message: "Method not allowed."
},
id: null
}));
});
app.delete('/mcp', async (req, res) => {
console.log('Received DELETE MCP request');
res.writeHead(405).end(JSON.stringify({
jsonrpc: "2.0",
error: {
code: -32000,
message: "Method not allowed."
},
id: null
}));
});
// Start the server
const PORT = 3000;
app.listen(PORT, () => {
console.log(`MCP Stateless Streamable HTTP Server listening on port ${PORT}`);
});
// Handle server shutdown
process.on('SIGINT', async () => {
console.log('Shutting down server...');
process.exit(0);
});
//# sourceMappingURL=simpleStatelessStreamableHttp.js.map

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mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStatelessStreamableHttp.js.map generated vendored Normal file
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2
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStreamableHttp.d.ts generated vendored Normal file
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export {};
//# sourceMappingURL=simpleStreamableHttp.d.ts.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStreamableHttp.d.ts.map generated vendored Normal file
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@@ -0,0 +1 @@
{"version":3,"file":"simpleStreamableHttp.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/simpleStreamableHttp.ts"],"names":[],"mappings":""}

573
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/simpleStreamableHttp.js generated vendored Normal file
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import express from 'express';
import { randomUUID } from 'node:crypto';
import { z } from 'zod';
import { McpServer } from '../../server/mcp.js';
import { StreamableHTTPServerTransport } from '../../server/streamableHttp.js';
import { getOAuthProtectedResourceMetadataUrl, mcpAuthMetadataRouter } from '../../server/auth/router.js';
import { requireBearerAuth } from '../../server/auth/middleware/bearerAuth.js';
import { isInitializeRequest } from '../../types.js';
import { InMemoryEventStore } from '../shared/inMemoryEventStore.js';
import { setupAuthServer } from './demoInMemoryOAuthProvider.js';
import { checkResourceAllowed } from 'src/shared/auth-utils.js';
// Check for OAuth flag
const useOAuth = process.argv.includes('--oauth');
const strictOAuth = process.argv.includes('--oauth-strict');
// Create an MCP server with implementation details
const getServer = () => {
const server = new McpServer({
name: 'simple-streamable-http-server',
version: '1.0.0'
}, { capabilities: { logging: {} } });
// Register a simple tool that returns a greeting
server.registerTool('greet', {
title: 'Greeting Tool', // Display name for UI
description: 'A simple greeting tool',
inputSchema: {
name: z.string().describe('Name to greet'),
},
}, async ({ name }) => {
return {
content: [
{
type: 'text',
text: `Hello, ${name}!`,
},
],
};
});
// Register a tool that sends multiple greetings with notifications (with annotations)
server.tool('multi-greet', 'A tool that sends different greetings with delays between them', {
name: z.string().describe('Name to greet'),
}, {
title: 'Multiple Greeting Tool',
readOnlyHint: true,
openWorldHint: false
}, async ({ name }, { sendNotification }) => {
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
await sendNotification({
method: "notifications/message",
params: { level: "debug", data: `Starting multi-greet for ${name}` }
});
await sleep(1000); // Wait 1 second before first greeting
await sendNotification({
method: "notifications/message",
params: { level: "info", data: `Sending first greeting to ${name}` }
});
await sleep(1000); // Wait another second before second greeting
await sendNotification({
method: "notifications/message",
params: { level: "info", data: `Sending second greeting to ${name}` }
});
return {
content: [
{
type: 'text',
text: `Good morning, ${name}!`,
}
],
};
});
// Register a tool that demonstrates elicitation (user input collection)
// This creates a closure that captures the server instance
server.tool('collect-user-info', 'A tool that collects user information through elicitation', {
infoType: z.enum(['contact', 'preferences', 'feedback']).describe('Type of information to collect'),
}, async ({ infoType }) => {
let message;
let requestedSchema;
switch (infoType) {
case 'contact':
message = 'Please provide your contact information';
requestedSchema = {
type: 'object',
properties: {
name: {
type: 'string',
title: 'Full Name',
description: 'Your full name',
},
email: {
type: 'string',
title: 'Email Address',
description: 'Your email address',
format: 'email',
},
phone: {
type: 'string',
title: 'Phone Number',
description: 'Your phone number (optional)',
},
},
required: ['name', 'email'],
};
break;
case 'preferences':
message = 'Please set your preferences';
requestedSchema = {
type: 'object',
properties: {
theme: {
type: 'string',
title: 'Theme',
description: 'Choose your preferred theme',
enum: ['light', 'dark', 'auto'],
enumNames: ['Light', 'Dark', 'Auto'],
},
notifications: {
type: 'boolean',
title: 'Enable Notifications',
description: 'Would you like to receive notifications?',
default: true,
},
frequency: {
type: 'string',
title: 'Notification Frequency',
description: 'How often would you like notifications?',
enum: ['daily', 'weekly', 'monthly'],
enumNames: ['Daily', 'Weekly', 'Monthly'],
},
},
required: ['theme'],
};
break;
case 'feedback':
message = 'Please provide your feedback';
requestedSchema = {
type: 'object',
properties: {
rating: {
type: 'integer',
title: 'Rating',
description: 'Rate your experience (1-5)',
minimum: 1,
maximum: 5,
},
comments: {
type: 'string',
title: 'Comments',
description: 'Additional comments (optional)',
maxLength: 500,
},
recommend: {
type: 'boolean',
title: 'Would you recommend this?',
description: 'Would you recommend this to others?',
},
},
required: ['rating', 'recommend'],
};
break;
default:
throw new Error(`Unknown info type: ${infoType}`);
}
try {
// Use the underlying server instance to elicit input from the client
const result = await server.server.elicitInput({
message,
requestedSchema,
});
if (result.action === 'accept') {
return {
content: [
{
type: 'text',
text: `Thank you! Collected ${infoType} information: ${JSON.stringify(result.content, null, 2)}`,
},
],
};
}
else if (result.action === 'decline') {
return {
content: [
{
type: 'text',
text: `No information was collected. User declined ${infoType} information request.`,
},
],
};
}
else {
return {
content: [
{
type: 'text',
text: `Information collection was cancelled by the user.`,
},
],
};
}
}
catch (error) {
return {
content: [
{
type: 'text',
text: `Error collecting ${infoType} information: ${error}`,
},
],
};
}
});
// Register a simple prompt with title
server.registerPrompt('greeting-template', {
title: 'Greeting Template', // Display name for UI
description: 'A simple greeting prompt template',
argsSchema: {
name: z.string().describe('Name to include in greeting'),
},
}, async ({ name }) => {
return {
messages: [
{
role: 'user',
content: {
type: 'text',
text: `Please greet ${name} in a friendly manner.`,
},
},
],
};
});
// Register a tool specifically for testing resumability
server.tool('start-notification-stream', 'Starts sending periodic notifications for testing resumability', {
interval: z.number().describe('Interval in milliseconds between notifications').default(100),
count: z.number().describe('Number of notifications to send (0 for 100)').default(50),
}, async ({ interval, count }, { sendNotification }) => {
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
let counter = 0;
while (count === 0 || counter < count) {
counter++;
try {
await sendNotification({
method: "notifications/message",
params: {
level: "info",
data: `Periodic notification #${counter} at ${new Date().toISOString()}`
}
});
}
catch (error) {
console.error("Error sending notification:", error);
}
// Wait for the specified interval
await sleep(interval);
}
return {
content: [
{
type: 'text',
text: `Started sending periodic notifications every ${interval}ms`,
}
],
};
});
// Create a simple resource at a fixed URI
server.registerResource('greeting-resource', 'https://example.com/greetings/default', {
title: 'Default Greeting', // Display name for UI
description: 'A simple greeting resource',
mimeType: 'text/plain'
}, async () => {
return {
contents: [
{
uri: 'https://example.com/greetings/default',
text: 'Hello, world!',
},
],
};
});
// Create additional resources for ResourceLink demonstration
server.registerResource('example-file-1', 'file:///example/file1.txt', {
title: 'Example File 1',
description: 'First example file for ResourceLink demonstration',
mimeType: 'text/plain'
}, async () => {
return {
contents: [
{
uri: 'file:///example/file1.txt',
text: 'This is the content of file 1',
},
],
};
});
server.registerResource('example-file-2', 'file:///example/file2.txt', {
title: 'Example File 2',
description: 'Second example file for ResourceLink demonstration',
mimeType: 'text/plain'
}, async () => {
return {
contents: [
{
uri: 'file:///example/file2.txt',
text: 'This is the content of file 2',
},
],
};
});
// Register a tool that returns ResourceLinks
server.registerTool('list-files', {
title: 'List Files with ResourceLinks',
description: 'Returns a list of files as ResourceLinks without embedding their content',
inputSchema: {
includeDescriptions: z.boolean().optional().describe('Whether to include descriptions in the resource links'),
},
}, async ({ includeDescriptions = true }) => {
const resourceLinks = [
{
type: 'resource_link',
uri: 'https://example.com/greetings/default',
name: 'Default Greeting',
mimeType: 'text/plain',
...(includeDescriptions && { description: 'A simple greeting resource' })
},
{
type: 'resource_link',
uri: 'file:///example/file1.txt',
name: 'Example File 1',
mimeType: 'text/plain',
...(includeDescriptions && { description: 'First example file for ResourceLink demonstration' })
},
{
type: 'resource_link',
uri: 'file:///example/file2.txt',
name: 'Example File 2',
mimeType: 'text/plain',
...(includeDescriptions && { description: 'Second example file for ResourceLink demonstration' })
}
];
return {
content: [
{
type: 'text',
text: 'Here are the available files as resource links:',
},
...resourceLinks,
{
type: 'text',
text: '\nYou can read any of these resources using their URI.',
}
],
};
});
return server;
};
const MCP_PORT = 3000;
const AUTH_PORT = 3001;
const app = express();
app.use(express.json());
// Set up OAuth if enabled
let authMiddleware = null;
if (useOAuth) {
// Create auth middleware for MCP endpoints
const mcpServerUrl = new URL(`http://localhost:${MCP_PORT}/mcp`);
const authServerUrl = new URL(`http://localhost:${AUTH_PORT}`);
const oauthMetadata = setupAuthServer({ authServerUrl, mcpServerUrl, strictResource: strictOAuth });
const tokenVerifier = {
verifyAccessToken: async (token) => {
const endpoint = oauthMetadata.introspection_endpoint;
if (!endpoint) {
throw new Error('No token verification endpoint available in metadata');
}
const response = await fetch(endpoint, {
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
},
body: new URLSearchParams({
token: token
}).toString()
});
if (!response.ok) {
throw new Error(`Invalid or expired token: ${await response.text()}`);
}
const data = await response.json();
if (strictOAuth) {
if (!data.aud) {
throw new Error(`Resource Indicator (RFC8707) missing`);
}
if (!checkResourceAllowed({ requestedResource: data.aud, configuredResource: mcpServerUrl })) {
throw new Error(`Expected resource indicator ${mcpServerUrl}, got: ${data.aud}`);
}
}
// Convert the response to AuthInfo format
return {
token,
clientId: data.client_id,
scopes: data.scope ? data.scope.split(' ') : [],
expiresAt: data.exp,
};
}
};
// Add metadata routes to the main MCP server
app.use(mcpAuthMetadataRouter({
oauthMetadata,
resourceServerUrl: mcpServerUrl,
scopesSupported: ['mcp:tools'],
resourceName: 'MCP Demo Server',
}));
authMiddleware = requireBearerAuth({
verifier: tokenVerifier,
requiredScopes: [],
resourceMetadataUrl: getOAuthProtectedResourceMetadataUrl(mcpServerUrl),
});
}
// Map to store transports by session ID
const transports = {};
// MCP POST endpoint with optional auth
const mcpPostHandler = async (req, res) => {
const sessionId = req.headers['mcp-session-id'];
if (sessionId) {
console.log(`Received MCP request for session: ${sessionId}`);
}
else {
console.log('Request body:', req.body);
}
if (useOAuth && req.auth) {
console.log('Authenticated user:', req.auth);
}
try {
let transport;
if (sessionId && transports[sessionId]) {
// Reuse existing transport
transport = transports[sessionId];
}
else if (!sessionId && isInitializeRequest(req.body)) {
// New initialization request
const eventStore = new InMemoryEventStore();
transport = new StreamableHTTPServerTransport({
sessionIdGenerator: () => randomUUID(),
eventStore, // Enable resumability
onsessioninitialized: (sessionId) => {
// Store the transport by session ID when session is initialized
// This avoids race conditions where requests might come in before the session is stored
console.log(`Session initialized with ID: ${sessionId}`);
transports[sessionId] = transport;
}
});
// Set up onclose handler to clean up transport when closed
transport.onclose = () => {
const sid = transport.sessionId;
if (sid && transports[sid]) {
console.log(`Transport closed for session ${sid}, removing from transports map`);
delete transports[sid];
}
};
// Connect the transport to the MCP server BEFORE handling the request
// so responses can flow back through the same transport
const server = getServer();
await server.connect(transport);
await transport.handleRequest(req, res, req.body);
return; // Already handled
}
else {
// Invalid request - no session ID or not initialization request
res.status(400).json({
jsonrpc: '2.0',
error: {
code: -32000,
message: 'Bad Request: No valid session ID provided',
},
id: null,
});
return;
}
// Handle the request with existing transport - no need to reconnect
// The existing transport is already connected to the server
await transport.handleRequest(req, res, req.body);
}
catch (error) {
console.error('Error handling MCP request:', error);
if (!res.headersSent) {
res.status(500).json({
jsonrpc: '2.0',
error: {
code: -32603,
message: 'Internal server error',
},
id: null,
});
}
}
};
// Set up routes with conditional auth middleware
if (useOAuth && authMiddleware) {
app.post('/mcp', authMiddleware, mcpPostHandler);
}
else {
app.post('/mcp', mcpPostHandler);
}
// Handle GET requests for SSE streams (using built-in support from StreamableHTTP)
const mcpGetHandler = async (req, res) => {
const sessionId = req.headers['mcp-session-id'];
if (!sessionId || !transports[sessionId]) {
res.status(400).send('Invalid or missing session ID');
return;
}
if (useOAuth && req.auth) {
console.log('Authenticated SSE connection from user:', req.auth);
}
// Check for Last-Event-ID header for resumability
const lastEventId = req.headers['last-event-id'];
if (lastEventId) {
console.log(`Client reconnecting with Last-Event-ID: ${lastEventId}`);
}
else {
console.log(`Establishing new SSE stream for session ${sessionId}`);
}
const transport = transports[sessionId];
await transport.handleRequest(req, res);
};
// Set up GET route with conditional auth middleware
if (useOAuth && authMiddleware) {
app.get('/mcp', authMiddleware, mcpGetHandler);
}
else {
app.get('/mcp', mcpGetHandler);
}
// Handle DELETE requests for session termination (according to MCP spec)
const mcpDeleteHandler = async (req, res) => {
const sessionId = req.headers['mcp-session-id'];
if (!sessionId || !transports[sessionId]) {
res.status(400).send('Invalid or missing session ID');
return;
}
console.log(`Received session termination request for session ${sessionId}`);
try {
const transport = transports[sessionId];
await transport.handleRequest(req, res);
}
catch (error) {
console.error('Error handling session termination:', error);
if (!res.headersSent) {
res.status(500).send('Error processing session termination');
}
}
};
// Set up DELETE route with conditional auth middleware
if (useOAuth && authMiddleware) {
app.delete('/mcp', authMiddleware, mcpDeleteHandler);
}
else {
app.delete('/mcp', mcpDeleteHandler);
}
app.listen(MCP_PORT, () => {
console.log(`MCP Streamable HTTP Server listening on port ${MCP_PORT}`);
});
// Handle server shutdown
process.on('SIGINT', async () => {
console.log('Shutting down server...');
// Close all active transports to properly clean up resources
for (const sessionId in transports) {
try {
console.log(`Closing transport for session ${sessionId}`);
await transports[sessionId].close();
delete transports[sessionId];
}
catch (error) {
console.error(`Error closing transport for session ${sessionId}:`, error);
}
}
console.log('Server shutdown complete');
process.exit(0);
});
//# sourceMappingURL=simpleStreamableHttp.js.map

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export {};
//# sourceMappingURL=sseAndStreamableHttpCompatibleServer.d.ts.map

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{"version":3,"file":"sseAndStreamableHttpCompatibleServer.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/sseAndStreamableHttpCompatibleServer.ts"],"names":[],"mappings":""}

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import express from 'express';
import { randomUUID } from "node:crypto";
import { McpServer } from '../../server/mcp.js';
import { StreamableHTTPServerTransport } from '../../server/streamableHttp.js';
import { SSEServerTransport } from '../../server/sse.js';
import { z } from 'zod';
import { isInitializeRequest } from '../../types.js';
import { InMemoryEventStore } from '../shared/inMemoryEventStore.js';
/**
* This example server demonstrates backwards compatibility with both:
* 1. The deprecated HTTP+SSE transport (protocol version 2024-11-05)
* 2. The Streamable HTTP transport (protocol version 2025-03-26)
*
* It maintains a single MCP server instance but exposes two transport options:
* - /mcp: The new Streamable HTTP endpoint (supports GET/POST/DELETE)
* - /sse: The deprecated SSE endpoint for older clients (GET to establish stream)
* - /messages: The deprecated POST endpoint for older clients (POST to send messages)
*/
const getServer = () => {
const server = new McpServer({
name: 'backwards-compatible-server',
version: '1.0.0',
}, { capabilities: { logging: {} } });
// Register a simple tool that sends notifications over time
server.tool('start-notification-stream', 'Starts sending periodic notifications for testing resumability', {
interval: z.number().describe('Interval in milliseconds between notifications').default(100),
count: z.number().describe('Number of notifications to send (0 for 100)').default(50),
}, async ({ interval, count }, { sendNotification }) => {
const sleep = (ms) => new Promise(resolve => setTimeout(resolve, ms));
let counter = 0;
while (count === 0 || counter < count) {
counter++;
try {
await sendNotification({
method: "notifications/message",
params: {
level: "info",
data: `Periodic notification #${counter} at ${new Date().toISOString()}`
}
});
}
catch (error) {
console.error("Error sending notification:", error);
}
// Wait for the specified interval
await sleep(interval);
}
return {
content: [
{
type: 'text',
text: `Started sending periodic notifications every ${interval}ms`,
}
],
};
});
return server;
};
// Create Express application
const app = express();
app.use(express.json());
// Store transports by session ID
const transports = {};
//=============================================================================
// STREAMABLE HTTP TRANSPORT (PROTOCOL VERSION 2025-03-26)
//=============================================================================
// Handle all MCP Streamable HTTP requests (GET, POST, DELETE) on a single endpoint
app.all('/mcp', async (req, res) => {
console.log(`Received ${req.method} request to /mcp`);
try {
// Check for existing session ID
const sessionId = req.headers['mcp-session-id'];
let transport;
if (sessionId && transports[sessionId]) {
// Check if the transport is of the correct type
const existingTransport = transports[sessionId];
if (existingTransport instanceof StreamableHTTPServerTransport) {
// Reuse existing transport
transport = existingTransport;
}
else {
// Transport exists but is not a StreamableHTTPServerTransport (could be SSEServerTransport)
res.status(400).json({
jsonrpc: '2.0',
error: {
code: -32000,
message: 'Bad Request: Session exists but uses a different transport protocol',
},
id: null,
});
return;
}
}
else if (!sessionId && req.method === 'POST' && isInitializeRequest(req.body)) {
const eventStore = new InMemoryEventStore();
transport = new StreamableHTTPServerTransport({
sessionIdGenerator: () => randomUUID(),
eventStore, // Enable resumability
onsessioninitialized: (sessionId) => {
// Store the transport by session ID when session is initialized
console.log(`StreamableHTTP session initialized with ID: ${sessionId}`);
transports[sessionId] = transport;
}
});
// Set up onclose handler to clean up transport when closed
transport.onclose = () => {
const sid = transport.sessionId;
if (sid && transports[sid]) {
console.log(`Transport closed for session ${sid}, removing from transports map`);
delete transports[sid];
}
};
// Connect the transport to the MCP server
const server = getServer();
await server.connect(transport);
}
else {
// Invalid request - no session ID or not initialization request
res.status(400).json({
jsonrpc: '2.0',
error: {
code: -32000,
message: 'Bad Request: No valid session ID provided',
},
id: null,
});
return;
}
// Handle the request with the transport
await transport.handleRequest(req, res, req.body);
}
catch (error) {
console.error('Error handling MCP request:', error);
if (!res.headersSent) {
res.status(500).json({
jsonrpc: '2.0',
error: {
code: -32603,
message: 'Internal server error',
},
id: null,
});
}
}
});
//=============================================================================
// DEPRECATED HTTP+SSE TRANSPORT (PROTOCOL VERSION 2024-11-05)
//=============================================================================
app.get('/sse', async (req, res) => {
console.log('Received GET request to /sse (deprecated SSE transport)');
const transport = new SSEServerTransport('/messages', res);
transports[transport.sessionId] = transport;
res.on("close", () => {
delete transports[transport.sessionId];
});
const server = getServer();
await server.connect(transport);
});
app.post("/messages", async (req, res) => {
const sessionId = req.query.sessionId;
let transport;
const existingTransport = transports[sessionId];
if (existingTransport instanceof SSEServerTransport) {
// Reuse existing transport
transport = existingTransport;
}
else {
// Transport exists but is not a SSEServerTransport (could be StreamableHTTPServerTransport)
res.status(400).json({
jsonrpc: '2.0',
error: {
code: -32000,
message: 'Bad Request: Session exists but uses a different transport protocol',
},
id: null,
});
return;
}
if (transport) {
await transport.handlePostMessage(req, res, req.body);
}
else {
res.status(400).send('No transport found for sessionId');
}
});
// Start the server
const PORT = 3000;
app.listen(PORT, () => {
console.log(`Backwards compatible MCP server listening on port ${PORT}`);
console.log(`
==============================================
SUPPORTED TRANSPORT OPTIONS:
1. Streamable Http(Protocol version: 2025-03-26)
Endpoint: /mcp
Methods: GET, POST, DELETE
Usage:
- Initialize with POST to /mcp
- Establish SSE stream with GET to /mcp
- Send requests with POST to /mcp
- Terminate session with DELETE to /mcp
2. Http + SSE (Protocol version: 2024-11-05)
Endpoints: /sse (GET) and /messages (POST)
Usage:
- Establish SSE stream with GET to /sse
- Send requests with POST to /messages?sessionId=<id>
==============================================
`);
});
// Handle server shutdown
process.on('SIGINT', async () => {
console.log('Shutting down server...');
// Close all active transports to properly clean up resources
for (const sessionId in transports) {
try {
console.log(`Closing transport for session ${sessionId}`);
await transports[sessionId].close();
delete transports[sessionId];
}
catch (error) {
console.error(`Error closing transport for session ${sessionId}:`, error);
}
}
console.log('Server shutdown complete');
process.exit(0);
});
//# sourceMappingURL=sseAndStreamableHttpCompatibleServer.js.map

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export {};
//# sourceMappingURL=standaloneSseWithGetStreamableHttp.d.ts.map

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import express from 'express';
import { randomUUID } from 'node:crypto';
import { McpServer } from '../../server/mcp.js';
import { StreamableHTTPServerTransport } from '../../server/streamableHttp.js';
import { isInitializeRequest } from '../../types.js';
// Create an MCP server with implementation details
const server = new McpServer({
name: 'resource-list-changed-notification-server',
version: '1.0.0',
});
// Store transports by session ID to send notifications
const transports = {};
const addResource = (name, content) => {
const uri = `https://mcp-example.com/dynamic/${encodeURIComponent(name)}`;
server.resource(name, uri, { mimeType: 'text/plain', description: `Dynamic resource: ${name}` }, async () => {
return {
contents: [{ uri, text: content }],
};
});
};
addResource('example-resource', 'Initial content for example-resource');
const resourceChangeInterval = setInterval(() => {
const name = randomUUID();
addResource(name, `Content for ${name}`);
}, 5000); // Change resources every 5 seconds for testing
const app = express();
app.use(express.json());
app.post('/mcp', async (req, res) => {
console.log('Received MCP request:', req.body);
try {
// Check for existing session ID
const sessionId = req.headers['mcp-session-id'];
let transport;
if (sessionId && transports[sessionId]) {
// Reuse existing transport
transport = transports[sessionId];
}
else if (!sessionId && isInitializeRequest(req.body)) {
// New initialization request
transport = new StreamableHTTPServerTransport({
sessionIdGenerator: () => randomUUID(),
onsessioninitialized: (sessionId) => {
// Store the transport by session ID when session is initialized
// This avoids race conditions where requests might come in before the session is stored
console.log(`Session initialized with ID: ${sessionId}`);
transports[sessionId] = transport;
}
});
// Connect the transport to the MCP server
await server.connect(transport);
// Handle the request - the onsessioninitialized callback will store the transport
await transport.handleRequest(req, res, req.body);
return; // Already handled
}
else {
// Invalid request - no session ID or not initialization request
res.status(400).json({
jsonrpc: '2.0',
error: {
code: -32000,
message: 'Bad Request: No valid session ID provided',
},
id: null,
});
return;
}
// Handle the request with existing transport
await transport.handleRequest(req, res, req.body);
}
catch (error) {
console.error('Error handling MCP request:', error);
if (!res.headersSent) {
res.status(500).json({
jsonrpc: '2.0',
error: {
code: -32603,
message: 'Internal server error',
},
id: null,
});
}
}
});
// Handle GET requests for SSE streams (now using built-in support from StreamableHTTP)
app.get('/mcp', async (req, res) => {
const sessionId = req.headers['mcp-session-id'];
if (!sessionId || !transports[sessionId]) {
res.status(400).send('Invalid or missing session ID');
return;
}
console.log(`Establishing SSE stream for session ${sessionId}`);
const transport = transports[sessionId];
await transport.handleRequest(req, res);
});
// Start the server
const PORT = 3000;
app.listen(PORT, () => {
console.log(`Server listening on port ${PORT}`);
});
// Handle server shutdown
process.on('SIGINT', async () => {
console.log('Shutting down server...');
clearInterval(resourceChangeInterval);
await server.close();
process.exit(0);
});
//# sourceMappingURL=standaloneSseWithGetStreamableHttp.js.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/standaloneSseWithGetStreamableHttp.js.map generated vendored Normal file
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2
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/toolWithSampleServer.d.ts generated vendored Normal file
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@@ -0,0 +1,2 @@
export {};
//# sourceMappingURL=toolWithSampleServer.d.ts.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/toolWithSampleServer.d.ts.map generated vendored Normal file
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@@ -0,0 +1 @@
{"version":3,"file":"toolWithSampleServer.d.ts","sourceRoot":"","sources":["../../../../src/examples/server/toolWithSampleServer.ts"],"names":[],"mappings":""}

47
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/toolWithSampleServer.js generated vendored Normal file
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@@ -0,0 +1,47 @@
// Run with: npx tsx src/examples/server/toolWithSampleServer.ts
import { McpServer } from "../../server/mcp.js";
import { StdioServerTransport } from "../../server/stdio.js";
import { z } from "zod";
const mcpServer = new McpServer({
name: "tools-with-sample-server",
version: "1.0.0",
});
// Tool that uses LLM sampling to summarize any text
mcpServer.registerTool("summarize", {
description: "Summarize any text using an LLM",
inputSchema: {
text: z.string().describe("Text to summarize"),
},
}, async ({ text }) => {
// Call the LLM through MCP sampling
const response = await mcpServer.server.createMessage({
messages: [
{
role: "user",
content: {
type: "text",
text: `Please summarize the following text concisely:\n\n${text}`,
},
},
],
maxTokens: 500,
});
return {
content: [
{
type: "text",
text: response.content.type === "text" ? response.content.text : "Unable to generate summary",
},
],
};
});
async function main() {
const transport = new StdioServerTransport();
await mcpServer.connect(transport);
console.log("MCP server is running...");
}
main().catch((error) => {
console.error("Server error:", error);
process.exit(1);
});
//# sourceMappingURL=toolWithSampleServer.js.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/server/toolWithSampleServer.js.map generated vendored Normal file
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@@ -0,0 +1 @@
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31
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/shared/inMemoryEventStore.d.ts generated vendored Normal file
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import { JSONRPCMessage } from '../../types.js';
import { EventStore } from '../../server/streamableHttp.js';
/**
* Simple in-memory implementation of the EventStore interface for resumability
* This is primarily intended for examples and testing, not for production use
* where a persistent storage solution would be more appropriate.
*/
export declare class InMemoryEventStore implements EventStore {
private events;
/**
* Generates a unique event ID for a given stream ID
*/
private generateEventId;
/**
* Extracts the stream ID from an event ID
*/
private getStreamIdFromEventId;
/**
* Stores an event with a generated event ID
* Implements EventStore.storeEvent
*/
storeEvent(streamId: string, message: JSONRPCMessage): Promise<string>;
/**
* Replays events that occurred after a specific event ID
* Implements EventStore.replayEventsAfter
*/
replayEventsAfter(lastEventId: string, { send }: {
send: (eventId: string, message: JSONRPCMessage) => Promise<void>;
}): Promise<string>;
}
//# sourceMappingURL=inMemoryEventStore.d.ts.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/shared/inMemoryEventStore.d.ts.map generated vendored Normal file
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65
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/shared/inMemoryEventStore.js generated vendored Normal file
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@@ -0,0 +1,65 @@
/**
* Simple in-memory implementation of the EventStore interface for resumability
* This is primarily intended for examples and testing, not for production use
* where a persistent storage solution would be more appropriate.
*/
export class InMemoryEventStore {
constructor() {
this.events = new Map();
}
/**
* Generates a unique event ID for a given stream ID
*/
generateEventId(streamId) {
return `${streamId}_${Date.now()}_${Math.random().toString(36).substring(2, 10)}`;
}
/**
* Extracts the stream ID from an event ID
*/
getStreamIdFromEventId(eventId) {
const parts = eventId.split('_');
return parts.length > 0 ? parts[0] : '';
}
/**
* Stores an event with a generated event ID
* Implements EventStore.storeEvent
*/
async storeEvent(streamId, message) {
const eventId = this.generateEventId(streamId);
this.events.set(eventId, { streamId, message });
return eventId;
}
/**
* Replays events that occurred after a specific event ID
* Implements EventStore.replayEventsAfter
*/
async replayEventsAfter(lastEventId, { send }) {
if (!lastEventId || !this.events.has(lastEventId)) {
return '';
}
// Extract the stream ID from the event ID
const streamId = this.getStreamIdFromEventId(lastEventId);
if (!streamId) {
return '';
}
let foundLastEvent = false;
// Sort events by eventId for chronological ordering
const sortedEvents = [...this.events.entries()].sort((a, b) => a[0].localeCompare(b[0]));
for (const [eventId, { streamId: eventStreamId, message }] of sortedEvents) {
// Only include events from the same stream
if (eventStreamId !== streamId) {
continue;
}
// Start sending events after we find the lastEventId
if (eventId === lastEventId) {
foundLastEvent = true;
continue;
}
if (foundLastEvent) {
await send(eventId, message);
}
}
return streamId;
}
}
//# sourceMappingURL=inMemoryEventStore.js.map

1
mcp-server/node_modules/@modelcontextprotocol/sdk/dist/esm/examples/shared/inMemoryEventStore.js.map generated vendored Normal file
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@@ -0,0 +1 @@
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