inschpektor/backend/observer/fetchSystemInfo.js

An IOTA neighbor manager for your node.

const si = require('systeminformation');

const NODE_STATE = require('../state/node.state');

const fetchSystemInfo = async () => {
  if (
    NODE_STATE.iriIp &&
    (NODE_STATE.iriIp.includes('localhost') ||
      NODE_STATE.iriIp.includes('0.0.0.0') ||
      NODE_STATE.iriIp.includes('codepleb.net') ||
      NODE_STATE.iriIp.includes('127.0.0.1'))
  ) {
    try {
      const { currentload } = await si.currentLoad();
      const { running } = await si.processes();
      const network = await si.networkStats();
      const { tx_sec } = await si.fsStats(); // Combined disk IO in Bytes per second
      const combinedData = {
        cpuLoad: Number(currentload.toFixed(1)), // CPU load in %
        runningProcesses: running, // Number of running processes
        diskIO: Number((tx_sec / 1024 / 1024).toFixed(1)), // Combined disk IO in MB/s per second
        networkIO: {
          upload: Number((network[0].tx_sec / 1024 / 1024).toFixed(1)), // Network upload in mbps (byte)
          download: Number((network[0].rx_sec / 1024 / 1024).toFixed(1)) // Network download in mbps (byte)
        }
      };
      NODE_STATE.systemInfo.unshift(combinedData);
      NODE_STATE.systemInfo = [
        combinedData,
        ...NODE_STATE.systemInfo.slice(0, 99)
      ];
    } catch (e) {
      console.log('Failed to fetch system monitoring info.', e.message);
    }
  }
};

module.exports = fetchSystemInfo;