sync-scripts.js

// This is a proof-of-concept script that can continuously push changes to scripts on your home server to all other servers.
// Run this script once to push the latest version of your scripts any other servers that have a copy.
// Warning: If you keep try to edit and save a file while this script is running, it will probably crash your game the first time you save a file.
const loopingMode = false;
const home = "home";

/** @param {NS} ns */
export async function main(ns) {
    let scan = (server, parent) => ns.scan(server)
        .map(newServer => newServer != parent ? scan(newServer, server) : server).flat();
    ["scan", "scp"].forEach(log => ns.disableLog(log));
    const serverList = scan(home);
    do {
        const fileList = ns.ls(home);
        const latestContents = Object.fromEntries(fileList.map(s => [s, ns.read(s)]));
        for (const server of serverList.filter(s => s != home)) {
            const serverFiles = ns.ls(server); // What files does the server have
            for (const file of serverFiles.filter(s => fileList.includes(s))) {
                await ns.scp(file, home, server); // No way to read a remote file, so we have to temporarily copy it home
                if (ns.read(file) != latestContents[file]) { // Remote file was out of date.
                    ns.print(`The file ${file} was out of date on ${server}. Updating...`);
                    await ns.write(file, latestContents[file], "w"); // Restore original home file
                    await ns.scp(file, server, home); // Update the remote copy
                    const runningInstances = ns.ps(server).filter(p => p.filename == file);
                    runningInstances.forEach(p => { // Restart any running instances
                        ns.print(`Restarting script ${file} on ${server} (was running with pid ${p.pid})...`);
                        ns.kill(p.pid);
                        ns.exec(p.filename, server, p.threads, ...p.args);
                    })
                }
            }
        }
        if (loopingMode) await ns.sleep(1000);
    } while (loopingMode);
}