aaronrene / knowtation public
smoke-mcp-client.mjs
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sha256:bd1eb24434d281fe65142038c1bf217493421f5a86880c22dff7e6037d2d4700 feat(companion): add production macOS distribution path Human minor ⚠ breaking 24 days ago
1 #!/usr/bin/env node
2 import { spawn } from 'node:child_process';
3
4 const helperIndex = process.argv.indexOf('--helper');
5 if (helperIndex < 0 || !process.argv[helperIndex + 1]) throw new Error('missing --helper');
6 const child = spawn(process.argv[helperIndex + 1], [], {
7 stdio: ['pipe', 'pipe', 'inherit'],
8 env: { PATH: '/usr/bin:/bin:/usr/sbin:/sbin', HOME: process.env.HOME, LANG: 'en_US.UTF-8' },
9 });
10 let output = '';
11 const timeout = setTimeout(() => {
12 child.kill('SIGTERM');
13 throw new Error('MCP provisioning smoke test timed out');
14 }, 20_000);
15
16 try {
17 child.stdout.setEncoding('utf8');
18 child.stdout.on('data', (chunk) => { output += chunk; });
19 child.stdin.write(`${JSON.stringify({
20 jsonrpc: '2.0',
21 id: 1,
22 method: 'initialize',
23 params: {
24 protocolVersion: '2025-06-18',
25 capabilities: {},
26 clientInfo: { name: 'knowtation-release-smoke', version: '1.0.0' },
27 },
28 })}\n`);
29 await new Promise((resolve, reject) => {
30 const poll = setInterval(() => {
31 if (!output.includes('"id":1')) return;
32 clearInterval(poll);
33 resolve();
34 }, 25);
35 child.once('error', (error) => { clearInterval(poll); reject(error); });
36 child.once('exit', (code) => {
37 clearInterval(poll);
38 reject(new Error(`MCP helper exited before initialize response: ${code}`));
39 });
40 });
41 const response = output.split('\n').filter(Boolean).map((line) => JSON.parse(line))
42 .find((message) => message.id === 1);
43 if (!response?.result?.protocolVersion) throw new Error('MCP initialize response missing');
44 console.log(JSON.stringify({ ok: true, protocolVersion: response.result.protocolVersion }));
45 } finally {
46 clearTimeout(timeout);
47 child.kill('SIGTERM');
48 }
File History 1 commit
sha256:bd1eb24434d281fe65142038c1bf217493421f5a86880c22dff7e6037d2d4700 feat(companion): add production macOS distribution path Human minor ⚠ 24 days ago