128 lines
4.3 KiB
JavaScript
128 lines
4.3 KiB
JavaScript
import WebSocket from 'ws';
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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global.WebSocket = WebSocket;
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import express from 'express';
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import { Client } from './client/index.js';
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import { SSEClientTransport } from './client/sse.js';
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import { StdioClientTransport } from './client/stdio.js';
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import { WebSocketClientTransport } from './client/websocket.js';
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import { Server } from './server/index.js';
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import { SSEServerTransport } from './server/sse.js';
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import { StdioServerTransport } from './server/stdio.js';
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import { ListResourcesResultSchema } from './types.js';
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async function runClient(url_or_command, args) {
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const client = new Client({
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name: 'mcp-typescript test client',
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version: '0.1.0'
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}, {
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capabilities: {
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sampling: {}
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}
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});
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let clientTransport;
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let url = undefined;
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try {
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url = new URL(url_or_command);
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}
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catch (_a) {
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// Ignore
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}
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if ((url === null || url === void 0 ? void 0 : url.protocol) === 'http:' || (url === null || url === void 0 ? void 0 : url.protocol) === 'https:') {
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clientTransport = new SSEClientTransport(new URL(url_or_command));
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}
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else if ((url === null || url === void 0 ? void 0 : url.protocol) === 'ws:' || (url === null || url === void 0 ? void 0 : url.protocol) === 'wss:') {
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clientTransport = new WebSocketClientTransport(new URL(url_or_command));
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}
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else {
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clientTransport = new StdioClientTransport({
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command: url_or_command,
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args
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});
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}
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console.log('Connected to server.');
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await client.connect(clientTransport);
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console.log('Initialized.');
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await client.request({ method: 'resources/list' }, ListResourcesResultSchema);
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await client.close();
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console.log('Closed.');
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}
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async function runServer(port) {
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if (port !== null) {
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const app = express();
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let servers = [];
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app.get('/sse', async (req, res) => {
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console.log('Got new SSE connection');
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const transport = new SSEServerTransport('/message', res);
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const server = new Server({
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name: 'mcp-typescript test server',
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version: '0.1.0'
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}, {
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capabilities: {}
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});
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servers.push(server);
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server.onclose = () => {
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console.log('SSE connection closed');
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servers = servers.filter(s => s !== server);
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};
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await server.connect(transport);
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});
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app.post('/message', async (req, res) => {
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console.log('Received message');
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const sessionId = req.query.sessionId;
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const transport = servers.map(s => s.transport).find(t => t.sessionId === sessionId);
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if (!transport) {
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res.status(404).send('Session not found');
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return;
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}
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await transport.handlePostMessage(req, res);
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});
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app.listen(port, error => {
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if (error) {
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console.error('Failed to start server:', error);
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process.exit(1);
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}
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console.log(`Server running on http://localhost:${port}/sse`);
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});
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}
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else {
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const server = new Server({
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name: 'mcp-typescript test server',
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version: '0.1.0'
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}, {
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capabilities: {
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prompts: {},
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resources: {},
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tools: {},
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logging: {}
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}
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});
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const transport = new StdioServerTransport();
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await server.connect(transport);
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console.log('Server running on stdio');
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}
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}
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const args = process.argv.slice(2);
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const command = args[0];
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switch (command) {
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case 'client':
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if (args.length < 2) {
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console.error('Usage: client <server_url_or_command> [args...]');
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process.exit(1);
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}
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runClient(args[1], args.slice(2)).catch(error => {
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console.error(error);
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process.exit(1);
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});
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break;
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case 'server': {
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const port = args[1] ? parseInt(args[1]) : null;
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runServer(port).catch(error => {
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console.error(error);
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process.exit(1);
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});
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break;
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}
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default:
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console.error('Unrecognized command:', command);
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}
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//# sourceMappingURL=cli.js.map
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