copilot-swe-agent[bot]
a60ef6eacb
Co-authored-by: thedotmack <683968+thedotmack@users.noreply.github.com>
58 lines
1.6 KiB
TypeScript
58 lines
1.6 KiB
TypeScript
import path from "path";
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import { homedir } from "os";
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import { existsSync, readFileSync } from "fs";
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// Named constants for health checks
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const HEALTH_CHECK_TIMEOUT_MS = 100;
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/**
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* Get the worker port number
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* Priority: ~/.claude-mem/settings.json > env var > default
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*/
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export function getWorkerPort(): number {
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try {
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const settingsPath = path.join(homedir(), '.claude-mem', 'settings.json');
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if (existsSync(settingsPath)) {
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const settings = JSON.parse(readFileSync(settingsPath, 'utf-8'));
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const port = parseInt(settings.env?.CLAUDE_MEM_WORKER_PORT, 10);
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if (!isNaN(port)) return port;
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}
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} catch {
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// Fall through to env var or default
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}
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return parseInt(process.env.CLAUDE_MEM_WORKER_PORT || '37777', 10);
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}
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/**
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* Check if worker is responsive by trying the health endpoint
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*/
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async function isWorkerHealthy(): Promise<boolean> {
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try {
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const port = getWorkerPort();
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const response = await fetch(`http://127.0.0.1:${port}/health`, {
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signal: AbortSignal.timeout(HEALTH_CHECK_TIMEOUT_MS)
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});
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return response.ok;
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} catch {
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return false;
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}
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}
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/**
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* Ensure worker service is running
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* Checks health and fails with instructions if not healthy
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* PM2's watch mode handles auto-restarts automatically
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*/
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export async function ensureWorkerRunning(): Promise<void> {
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if (await isWorkerHealthy()) {
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return;
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}
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const port = getWorkerPort();
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throw new Error(
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`Worker service is not responding on port ${port}.\n\n` +
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`If you just updated the plugin, PM2's watch mode should restart automatically.\n` +
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`If the problem persists, run: pm2 restart claude-mem-worker`
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);
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}
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