mcp-think-tank/dist/utils/process.js

Structured thinking and knowledge management tool for Model Context Protocol

import * as fs from "fs";
import * as path from "path";
import { homedir } from "os";
/**
 * Initialize process tracking
 * @returns Process information
 */
export function initializeProcess() {
    const processInfo = {
        pid: process.pid,
        startTime: Date.now(),
        pidFilePath: getProcessFilePath()
    };
    // Write PID file
    try {
        const dir = path.dirname(processInfo.pidFilePath);
        if (!fs.existsSync(dir)) {
            fs.mkdirSync(dir, { recursive: true });
        }
        fs.writeFileSync(processInfo.pidFilePath, process.pid.toString(), "utf8");
        console.error(`[INFO] [process] Server process started with PID: ${processInfo.pid}`);
    }
    catch (error) {
        console.error(`[ERROR] [process] Failed to create PID file: ${error instanceof Error ? error.message : String(error)}`);
    }
    return processInfo;
}
/**
 * Clean up process resources
 * @param processInfo Process information
 */
export function cleanupProcess(processInfo) {
    try {
        // Clean up PID file
        if (fs.existsSync(processInfo.pidFilePath)) {
            fs.unlinkSync(processInfo.pidFilePath);
            console.error(`[DEBUG] [process] Removed PID file: ${processInfo.pidFilePath}`);
        }
    }
    catch (error) {
        console.error(`[ERROR] [process] Failed to remove PID file: ${error instanceof Error ? error.message : String(error)}`);
    }
}
/**
 * Get the path for the PID file
 * @returns Path to the PID file
 */
function getProcessFilePath() {
    const dir = path.join(homedir(), ".mcp-think-tank");
    return path.join(dir, `${process.pid}.pid`);
}
/**
 * Create a cleanup script to kill orphaned processes
 */
export function createCleanupScript() {
    try {
        const dir = path.join(homedir(), ".mcp-think-tank");
        if (!fs.existsSync(dir)) {
            fs.mkdirSync(dir, { recursive: true });
        }
        const cleanupScriptPath = path.join(dir, "cleanup.sh");
        const script = `#!/bin/bash\n\nkill -9 ${process.pid} 2>/dev/null || true\nrm ${path.join(dir, `${process.pid}.pid`)} 2>/dev/null || true\n`;
        fs.writeFileSync(cleanupScriptPath, script, { mode: 0o755 });
        console.error(`[INFO] [process] Created cleanup script: ${cleanupScriptPath}`);
    }
    catch (error) {
        console.error(`[ERROR] [process] Failed to create cleanup script: ${error instanceof Error ? error.message : String(error)}`);
    }
}