BitBurner Worm to implant a hack on every server max threads

worm.js

/** @param {NS} ns **/
/*
Inspired by https://www.reddit.com/user/pwillia7/
but i wanted to use my own hack script and i didn't want to pass args

https://www.reddit.com/r/Bitburner/comments/rjkn4q/improved_hack_all_servers_script/
*/
export async function main(ns) {
   //if no arguments provided tell the user how to use script.
   ns.toast('Running worm on ' + ns.getHostname());
    //get all servers you can connect to
   var servers = ns.scan(ns.getHostname());
   //get ram for this script
   var scriptram = ns.getScriptRam('worm.js', 'home');
   //get ram for hack script
   var hackscriptram = ns.getScriptRam('hack.js', 'home')
   //get available server ram for this server
   var avsram = ns.getServerMaxRam(ns.getHostname()) - ns.getServerUsedRam(ns.getHostname()) + scriptram;
   //calculate usethreads for hack script for this server
   var hsthreads = Math.floor(avsram / hackscriptram);
   for (const server of servers) {
      //count and use hack tools owned if you don't have root
      var hacktoolnum = 0;
      //attack server
      if (!ns.hasRootAccess(server)) {
         ns.toast('Opening ports on ' + server);
         if (ns.fileExists('BruteSSH.exe', 'home')) {
            ns.brutessh(server);
            hacktoolnum++;
         }
         if (ns.fileExists('FTPCrack.exe', 'home')) {
            ns.ftpcrack(server);
            hacktoolnum++;
 
         }
         if (ns.fileExists('relaySMTP.exe', 'home')) {
            ns.relaysmtp(server);
            hacktoolnum++;
 
         }
         if (ns.fileExists('HTTPWorm.exe', 'home')) {
            ns.httpworm(server);
            hacktoolnum++;
 
         }
         if (ns.fileExists('SQLInject.exe', 'home')) {
            ns.sqlinject(server);
            hacktoolnum++;
 
         }
      }
      //if you don't have access and used enough tools nuke target server
      if (ns.getServerNumPortsRequired(server) <= hacktoolnum && !ns.hasRootAccess(server)) {
         ns.toast("nuking " + server);
         ns.nuke(server);
      } else
         //if you still don't have access, skip
         if (!ns.hasRootAccess(server)) {
            ns.toast("unable to gain root to " + server, "error");
            continue;
         }
      //if the server has enough ram to run the worm script
      if (ns.getServerMaxRam(server) > ns.getServerUsedRam(server) + scriptram) {
         //copy WORM script to server and run
          ns.print('worm.js being copied to ' + server);
          await ns.scp('worm.js', server,'home');
         //if you don't see either script running on target server, run worm on it.
         if (!ns.scriptRunning('worm.js', server) && !ns.scriptRunning('hack.js', server)) {
            ns.print('running worm on ' + server);
            await ns.sleep(5000);
            await ns.scp('worm.js', server,'home');
            ns.exec('worm.js', server, 1, server);
         }
      } else {
         //if server can't run script, look at servers it can connect to, gain root, and run script there
         var moreservs = ns.scan(server);
         for (const server2 of moreservs) {
            var hacktoolnum2 = 0;
 
            //attack server
            if (!ns.hasRootAccess(server2)) {
               ns.toast('Opening ports on ' + server2)
               if (ns.fileExists('BruteSSH.exe', 'home')) {
                  ns.brutessh(server2);
                  hacktoolnum2++;
               }
               if (ns.fileExists('FTPCrack.exe', 'home')) {
                  ns.ftpcrack(server2);
                  hacktoolnum2++;
 
               }
               if (ns.fileExists('relaySMTP.exe', 'home')) {
                  ns.relaysmtp(server2);
                  hacktoolnum2++;
 
               }
               if (ns.fileExists('HTTPWorm.exe', 'home')) {
                  ns.httpworm(server2);
                  hacktoolnum2++;
 
               }
               if (ns.fileExists('SQLInject.exe', 'home')) {
                  ns.sqlinject(server2);
                  hacktoolnum2++;
 
               }
            }
            if (ns.getServerNumPortsRequired(server2) <= hacktoolnum2 && !ns.hasRootAccess(server2)) {
               ns.toast("nuking " + server2);
               ns.nuke(server2);
            } else
               //if you still don't have access, skip
               if (!ns.hasRootAccess(server2)) {
                  ns.toast("unable to gain root to " + server2, "error");
                  continue;
               }
            if (ns.getServerMaxRam(server2) > ns.getServerUsedRam(server2) + scriptram) {
               //copy WORM script to server and run
                  ns.print('worm.js being copied to ' + server2);
                  await ns.scp('worm.js', server2,'home');
               if (!ns.scriptRunning('worm.js', server2) && !ns.scriptRunning('hack.js', server2)) {
                  ns.print('running worm on ' + server2);
                  await ns.sleep(5000);
                  await ns.scp('worm.js', server2,'home');
                  ns.exec('worm.js', server2, 1, server2);
               } 
            }
         }
      }
   }
   //if usethreads exists for this script, build args array of parameters based on this scripts args
   if (hsthreads) {
      //copy hack script to this server and spawn script with threads and arguments as a single string
      if (ns.getHostname() != 'home') {
         await ns.scp('hack.js', ns.getHostname(),'home');
      }
      ns.spawn('hack.js', hsthreads);
   }
}