gistfile1.txt

var os = require('os');
var _ = require('underscore');
var osUtils = require('os-utils');
var ds = require('fd-diskspace');
var express = require('express');
var app = express();
var fs = require("fs");
var logBackup;
var drivelist = require('drivelist');
var checkDiskSpace = require('check-disk-space');

app.get('/', function (req, res) {

    if (fs.existsSync(filename)) {
        logBackup = fs.readFileSync(filename, "utf8");
    }

    var ethDevices = [];
    var cpus = [];

    _.each(os.cpus(), function (value) {
        var cpu = {
            model: '',
            speed: '',
        };
        cpu.model = value.model;
        cpu.speed = value.speed;
        cpus.push(cpu);
    });

    _.each(os.networkInterfaces(), function (data, device) {
        var ethDevice = {
            name: '',
            mac: '',
            address: '',
            address2: '',
        };

        ethDevice.name = device
        ethDevice.mac = data[0].mac

        //ethDevice.address = data[0].address
        //ethDevice.address2 = data[1].address

        ethDevice.name = device
        ethDevice.mac = data[0].mac

        if (typeof data[0] !== "undefined") ethDevice.address = data[0].address

        if (typeof data[1] !== "undefined") ethDevice.address2 = data[1].address

        ethDevices.push(ethDevice)
    })

    osUtils.cpuUsage(function (value) {
        serverData = {
            hostname: os.hostname(),
            os: osUtils.platform(),
            arch: os.arch(),
            uptime: (osUtils.sysUptime() / 60 / 60),
            total_ram: osUtils.totalmem(),
            free_ram: osUtils.freemem(),
            total_cpus: osUtils.cpuCount(),
            eth_devices: ethDevices,
            cpus: cpus,
            lastBackup: logBackup,
            cpuUsage: value * 100,
            disks: '',
            services: {
                sqlserver: "",
                iis: ""
            }
        }

        async function main(data) {
            var promise = new Promise((resolve, reject) => {
                drivelist.list((error, drives) => {
                    resolve(drives)
                });
            });

            var result = await promise;

            var disks = {}
            for (var disk of result) {
                if (!(disk.mountpoints.length === 0)) {
                    var path = disk.mountpoints[0].path
                    if (path=="[SWAP]") {
                        path="/"
                    }
                    var d = await checkDiskSpace(path)
                    disks[path] = d
                    disks[path].used = d.size - d.free
                }
            }

             data.disks = disks

            var exec = require("child_process").exec;
            exec('sc query MSSQLSERVER | findstr /i "ESTADO"', function (err, stdout) {
                var lines = stdout.toString().split("\r\n").filter(function (line) {
                    return line.indexOf("ESTADO") !== -1;
                }).map(function (line) {
                    return line.replace("ESTADO", "").replace(/ /g, '').replace(":", "").replace("4", "").replace("RUNNING", "ACTIVO");
                });
                serverData.services.sqlserver = lines[0];
            });

            exec('sc query w3svc | findstr /i "ESTADO"', function (err, stdout) {
                var lines = stdout.toString().split("\r\n").filter(function (line) {
                    return line.indexOf("ESTADO") !== -1;
                }).map(function (line) {
                    return line.replace("ESTADO", "").replace(/ /g, '').replace(":", "").replace("4", "").replace("RUNNING", "ACTIVO");
                });
                serverData.services.iis = lines[0];
            });

            if (osUtils.platform() != "linux") {
                serverData.disks = ds.diskSpaceSync().disks
            }

            res.setHeader('Content-Type', 'application/json');
            res.header("Access-Control-Allow-Origin", "*");
            res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
            res.send(JSON.stringify(serverData));
        }
        main(serverData);
    })
});

server(app, 3000);