Persistent Terminal MCP Server

import { Client } from "@modelcontextprotocol/sdk/client/index.js"; import { StdioClientTransport } from "@modelcontextprotocol/sdk/client/stdio.js"; async function main() { const transport = new StdioClientTransport({ command: "node", args: ["dist/index.js"], cwd: "/Users/admin/Desktop/node-pty", }); const client = new Client( { name: "debug-client", version: "1.0.0", }, { capabilities: { roots: {}, sampling: {}, }, }, ); await client.connect(transport); const { tools } = await client.listTools(); console.log( "Tools:", tools.map((t) => t.name), ); const cwd = "/Users/admin/Desktop/node-pty/test"; const createResult = await client.callTool({ name: "create_terminal", arguments: { cwd, shell: "/bin/zsh", }, }); console.log("Create Result:", createResult); const terminalId = createResult.content?.[0]?.text?.match( /Terminal ID: ([\w-]+)/, )?.[1]; console.log("Terminal ID extracted:", terminalId); if (!terminalId) { throw new Error("Failed to parse terminal ID"); } await client.callTool({ name: "write_terminal", arguments: { terminalId, input: "pwd", }, }); await new Promise((resolve) => setTimeout(resolve, 500)); const readPwd = await client.callTool({ name: "read_terminal", arguments: { terminalId, }, }); console.log("Read Pwd:", readPwd.content?.[0]?.text); await client.callTool({ name: "write_terminal", arguments: { terminalId, input: "ls", }, }); await new Promise((resolve) => setTimeout(resolve, 500)); const readLs = await client.callTool({ name: "read_terminal", arguments: { terminalId, mode: "tail", tailLines: 20, }, }); console.log("Read Ls:", readLs.content?.[0]?.text); const stats = await client.callTool({ name: "get_terminal_stats", arguments: { terminalId, }, }); console.log("Stats:", stats.content?.[0]?.text); await client.callTool({ name: "kill_terminal", arguments: { terminalId, }, }); const listAfter = await client.callTool({ name: "list_terminals", arguments: {}, }); console.log("List after kill:", listAfter.content?.[0]?.text); await client.close(); await transport.close(); } main().catch((err) => { console.error("Error:", err); process.exit(1); });