Colyseus Diagnostic Info

diagnostics.ts

import osUtils from "node-os-utils";
import { matchMaker } from 'colyseus';

async function getTotalConnections() {
  const rooms = await matchMaker.query({});

  let total = rooms.reduce((acc, room) => {
    return acc + room.clients;
  }, 0);

  return total;
}

async function getDiagnosticData() {
  const cpuUsedPercent = Math.round(await osUtils.cpu.usage());
  const memoryUsedInfo = await osUtils.mem.used()
  const memoryUsedPercent = Math.round(memoryUsedInfo.usedMemMb / memoryUsedInfo.totalMemMb * 100);
  const connections = await getTotalConnections();

  return {
    cpuUsedPercent,
    memoryUsedPercent,
    connections,
  };
}