quitados node_modules
This commit is contained in:
@@ -1,2 +0,0 @@
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export {};
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//# sourceMappingURL=multipleClientsParallel.d.ts.map
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@@ -1 +0,0 @@
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{"version":3,"file":"multipleClientsParallel.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/multipleClientsParallel.ts"],"names":[],"mappings":""}
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@@ -1,134 +0,0 @@
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const index_js_1 = require("../../client/index.js");
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const streamableHttp_js_1 = require("../../client/streamableHttp.js");
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const types_js_1 = require("../../types.js");
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/**
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* Multiple Clients MCP Example
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*
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* This client demonstrates how to:
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* 1. Create multiple MCP clients in parallel
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* 2. Each client calls a single tool
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* 3. Track notifications from each client independently
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*/
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// Command line args processing
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const args = process.argv.slice(2);
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const serverUrl = args[0] || 'http://localhost:3000/mcp';
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async function createAndRunClient(config) {
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console.log(`[${config.id}] Creating client: ${config.name}`);
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const client = new index_js_1.Client({
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name: config.name,
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version: '1.0.0'
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});
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const transport = new streamableHttp_js_1.StreamableHTTPClientTransport(new URL(serverUrl));
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// Set up client-specific error handler
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client.onerror = (error) => {
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console.error(`[${config.id}] Client error:`, error);
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};
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// Set up client-specific notification handler
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client.setNotificationHandler(types_js_1.LoggingMessageNotificationSchema, (notification) => {
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console.log(`[${config.id}] Notification: ${notification.params.data}`);
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});
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try {
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// Connect to the server
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await client.connect(transport);
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console.log(`[${config.id}] Connected to MCP server`);
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// Call the specified tool
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console.log(`[${config.id}] Calling tool: ${config.toolName}`);
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const toolRequest = {
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method: 'tools/call',
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params: {
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name: config.toolName,
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arguments: {
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...config.toolArguments,
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// Add client ID to arguments for identification in notifications
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caller: config.id
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}
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}
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};
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const result = await client.request(toolRequest, types_js_1.CallToolResultSchema);
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console.log(`[${config.id}] Tool call completed`);
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// Keep the connection open for a bit to receive notifications
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await new Promise(resolve => setTimeout(resolve, 5000));
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// Disconnect
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await transport.close();
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console.log(`[${config.id}] Disconnected from MCP server`);
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return { id: config.id, result };
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}
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catch (error) {
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console.error(`[${config.id}] Error:`, error);
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throw error;
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}
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}
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async function main() {
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console.log('MCP Multiple Clients Example');
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console.log('============================');
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console.log(`Server URL: ${serverUrl}`);
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console.log('');
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try {
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// Define client configurations
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const clientConfigs = [
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{
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id: 'client1',
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name: 'basic-client-1',
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toolName: 'start-notification-stream',
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toolArguments: {
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interval: 3, // 1 second between notifications
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count: 5 // Send 5 notifications
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}
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},
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{
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id: 'client2',
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name: 'basic-client-2',
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toolName: 'start-notification-stream',
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toolArguments: {
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interval: 2, // 2 seconds between notifications
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count: 3 // Send 3 notifications
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}
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},
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{
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id: 'client3',
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name: 'basic-client-3',
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toolName: 'start-notification-stream',
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toolArguments: {
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interval: 1, // 0.5 second between notifications
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count: 8 // Send 8 notifications
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}
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}
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];
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// Start all clients in parallel
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console.log(`Starting ${clientConfigs.length} clients in parallel...`);
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console.log('');
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const clientPromises = clientConfigs.map(config => createAndRunClient(config));
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const results = await Promise.all(clientPromises);
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// Display results from all clients
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console.log('\n=== Final Results ===');
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results.forEach(({ id, result }) => {
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console.log(`\n[${id}] Tool result:`);
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if (Array.isArray(result.content)) {
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result.content.forEach((item) => {
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if (item.type === 'text' && item.text) {
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console.log(` ${item.text}`);
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}
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else {
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console.log(` ${item.type} content:`, item);
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}
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});
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}
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else {
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console.log(` Unexpected result format:`, result);
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}
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});
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console.log('\n=== All clients completed successfully ===');
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}
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catch (error) {
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console.error('Error running multiple clients:', error);
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process.exit(1);
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}
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}
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// Start the example
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main().catch((error) => {
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console.error('Error running MCP multiple clients example:', error);
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process.exit(1);
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});
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//# sourceMappingURL=multipleClientsParallel.js.map
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@@ -1 +0,0 @@
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@@ -1,2 +0,0 @@
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export {};
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//# sourceMappingURL=parallelToolCallsClient.d.ts.map
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@@ -1 +0,0 @@
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{"version":3,"file":"parallelToolCallsClient.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/parallelToolCallsClient.ts"],"names":[],"mappings":""}
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@@ -1,175 +0,0 @@
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const index_js_1 = require("../../client/index.js");
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const streamableHttp_js_1 = require("../../client/streamableHttp.js");
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const types_js_1 = require("../../types.js");
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/**
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* Parallel Tool Calls MCP Client
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*
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* This client demonstrates how to:
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* 1. Start multiple tool calls in parallel
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* 2. Track notifications from each tool call using a caller parameter
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*/
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// Command line args processing
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const args = process.argv.slice(2);
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const serverUrl = args[0] || 'http://localhost:3000/mcp';
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async function main() {
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console.log('MCP Parallel Tool Calls Client');
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console.log('==============================');
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console.log(`Connecting to server at: ${serverUrl}`);
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let client;
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let transport;
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try {
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// Create client with streamable HTTP transport
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client = new index_js_1.Client({
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name: 'parallel-tool-calls-client',
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version: '1.0.0'
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});
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client.onerror = (error) => {
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console.error('Client error:', error);
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};
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// Connect to the server
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transport = new streamableHttp_js_1.StreamableHTTPClientTransport(new URL(serverUrl));
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await client.connect(transport);
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console.log('Successfully connected to MCP server');
|
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// Set up notification handler with caller identification
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client.setNotificationHandler(types_js_1.LoggingMessageNotificationSchema, (notification) => {
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console.log(`Notification: ${notification.params.data}`);
|
||||
});
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console.log("List tools");
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||||
const toolsRequest = await listTools(client);
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console.log("Tools: ", toolsRequest);
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// 2. Start multiple notification tools in parallel
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console.log('\n=== Starting Multiple Notification Streams in Parallel ===');
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const toolResults = await startParallelNotificationTools(client);
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// Log the results from each tool call
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for (const [caller, result] of Object.entries(toolResults)) {
|
||||
console.log(`\n=== Tool result for ${caller} ===`);
|
||||
result.content.forEach((item) => {
|
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if (item.type === 'text') {
|
||||
console.log(` ${item.text}`);
|
||||
}
|
||||
else {
|
||||
console.log(` ${item.type} content:`, item);
|
||||
}
|
||||
});
|
||||
}
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||||
// 3. Wait for all notifications (10 seconds)
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||||
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, types_js_1.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, types_js_1.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
|
||||
@@ -1 +0,0 @@
|
||||
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|
||||
@@ -1,2 +0,0 @@
|
||||
export {};
|
||||
//# sourceMappingURL=simpleStreamableHttp.d.ts.map
|
||||
@@ -1 +0,0 @@
|
||||
{"version":3,"file":"simpleStreamableHttp.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/simpleStreamableHttp.ts"],"names":[],"mappings":""}
|
||||
448
mcp/node_modules/@modelcontextprotocol/sdk/dist/cjs/examples/client/simpleStreamableHttp.js
generated
vendored
448
mcp/node_modules/@modelcontextprotocol/sdk/dist/cjs/examples/client/simpleStreamableHttp.js
generated
vendored
@@ -1,448 +0,0 @@
|
||||
"use strict";
|
||||
Object.defineProperty(exports, "__esModule", { value: true });
|
||||
const index_js_1 = require("../../client/index.js");
|
||||
const streamableHttp_js_1 = require("../../client/streamableHttp.js");
|
||||
const node_readline_1 = require("node:readline");
|
||||
const types_js_1 = require("../../types.js");
|
||||
// Create readline interface for user input
|
||||
const readline = (0, node_readline_1.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(' start-notifications [interval] [count] - Start periodic notifications');
|
||||
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(' 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 '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 '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 '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 ${serverUrl}...`);
|
||||
try {
|
||||
// Create a new client
|
||||
client = new index_js_1.Client({
|
||||
name: 'example-client',
|
||||
version: '1.0.0'
|
||||
});
|
||||
client.onerror = (error) => {
|
||||
console.error('\x1b[31mClient error:', error, '\x1b[0m');
|
||||
};
|
||||
transport = new streamableHttp_js_1.StreamableHTTPClientTransport(new URL(serverUrl), {
|
||||
sessionId: sessionId
|
||||
});
|
||||
// Set up notification handlers
|
||||
client.setNotificationHandler(types_js_1.LoggingMessageNotificationSchema, (notification) => {
|
||||
notificationCount++;
|
||||
console.log(`\nNotification #${notificationCount}: ${notification.params.level} - ${notification.params.data}`);
|
||||
// Re-display the prompt
|
||||
process.stdout.write('> ');
|
||||
});
|
||||
client.setNotificationHandler(types_js_1.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: {}
|
||||
}, types_js_1.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, types_js_1.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})`);
|
||||
}
|
||||
}
|
||||
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 onLastEventIdUpdate = (event) => {
|
||||
notificationsToolLastEventId = event;
|
||||
};
|
||||
const result = await client.request(request, types_js_1.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 calling tool ${name}: ${error}`);
|
||||
}
|
||||
}
|
||||
async function callGreetTool(name) {
|
||||
await callTool('greet', { name });
|
||||
}
|
||||
async function callMultiGreetTool(name) {
|
||||
console.log('Calling multi-greet tool with notifications...');
|
||||
await callTool('multi-greet', { name });
|
||||
}
|
||||
async function startNotifications(interval, count) {
|
||||
console.log(`Starting notification stream: interval=${interval}ms, count=${count || 'unlimited'}`);
|
||||
await callTool('start-notification-stream', { interval, count });
|
||||
}
|
||||
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, types_js_1.ListPromptsResultSchema);
|
||||
console.log('Available prompts:');
|
||||
if (promptsResult.prompts.length === 0) {
|
||||
console.log(' No prompts available');
|
||||
}
|
||||
else {
|
||||
for (const prompt of promptsResult.prompts) {
|
||||
console.log(` - ${prompt.name}: ${prompt.description}`);
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (error) {
|
||||
console.log(`Prompts not supported by this server (${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, types_js_1.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, types_js_1.ListResourcesResultSchema);
|
||||
console.log('Available resources:');
|
||||
if (resourcesResult.resources.length === 0) {
|
||||
console.log(' No resources available');
|
||||
}
|
||||
else {
|
||||
for (const resource of resourcesResult.resources) {
|
||||
console.log(` - ${resource.name}: ${resource.uri}`);
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (error) {
|
||||
console.log(`Resources not supported by this server (${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
|
||||
File diff suppressed because one or more lines are too long
@@ -1,2 +0,0 @@
|
||||
export {};
|
||||
//# sourceMappingURL=streamableHttpWithSseFallbackClient.d.ts.map
|
||||
@@ -1 +0,0 @@
|
||||
{"version":3,"file":"streamableHttpWithSseFallbackClient.d.ts","sourceRoot":"","sources":["../../../../src/examples/client/streamableHttpWithSseFallbackClient.ts"],"names":[],"mappings":""}
|
||||
@@ -1,168 +0,0 @@
|
||||
"use strict";
|
||||
Object.defineProperty(exports, "__esModule", { value: true });
|
||||
const index_js_1 = require("../../client/index.js");
|
||||
const streamableHttp_js_1 = require("../../client/streamableHttp.js");
|
||||
const sse_js_1 = require("../../client/sse.js");
|
||||
const types_js_1 = require("../../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(types_js_1.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 index_js_1.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 streamableHttp_js_1.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 sse_js_1.SSEClientTransport(baseUrl);
|
||||
const sseClient = new index_js_1.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, types_js_1.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, types_js_1.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
|
||||
@@ -1 +0,0 @@
|
||||
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|
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