app.js

var cpu = require('./lib/cpu'),
    os = require('./lib/os'),
    drive = require('./lib/drive'),
    users = require('./lib/users'),
    pmx = require('pmx'),
    pm2 = require('pm2'),
    shelljs = require('shelljs'),
    fs      = require('fs'),
    path    = require('path');

if (process.platform == 'linux')
  var netstat = require('./lib/netstat'),
      mem = require('./lib/mem'),
      proc = require('./lib/proc');


var conf = pmx.initModule({

  pid              : pmx.resolvePidPaths([]),

  widget : {
    type             : 'generic',
    logo             : 'http://serverental.com/server-rental/wp-content/uploads/2013/12/DellPowerEdger510Server2U2-socketrackserver.png',

    // 0 = main element
    // 1 = secondary
    // 2 = main border
    // 3 = secondary border
    theme            : ['#111111', '#1B2228', '#807C7C', '#807C7C'],

    el : {
      probes  : true,
      actions : true
    },

    block : {
      actions : false,
      issues  : true,
      meta : true,
      cpu: false,
      mem: false,
      main_probes : ['CPU usage', 'Free memory', 'Avail. Disk', 'Total Processes', 'TTY/SSH opened', 'eth0 input', 'eth0 output', 'Operating System']
    }

    // Status
    // Green / Yellow / Red
  }
});


if (process.platform == 'linux') {
  pmx.action('top cpu consuming', function(reply) {
    var top_cpu_process = shelljs.exec('ps -eo pcpu,user,args --no-headers | sort -k 1 -n | tail -n 10 | sort -k 1 -nr | cut -c 1-70', { async : true, silent:true}, function(err, out) {
      var result = out.replace(/\n/g, "<br />");
      return reply(result);
    });
  });


  pmx.action('top mem consuming', function(reply) {
    var top_mem_process = shelljs.exec('ps -eo pmem,pid,cmd | sort -k 1 -n | tail -n 10 | sort -k 1 -nr | cut -c 1-70', { async : true, silent:true}, function(err, out) {
      var result = out.replace(/\n/g, "<br />");
      return reply(result);
    });
  });


  pmx.action('vmstats', function(reply) {
    var vmstats = shelljs.exec('vmstat -S m', { async : true, silent:true}, function(err, out) {
      var result = out.replace(/\n/g, "<br />");
      return reply(result);
    });
  });
}


pmx.action('processes/users', function(reply) {
  var proc_users = shelljs.exec('ps hax -o user | sort | uniq -c', { async : true, silent:true}, function(err, out) {
    var result = out.replace(/\n/g, "<br />");
    return reply(result);
  });
});

pmx.action('disk usage', function(reply) {
  var disk_usage = shelljs.exec('df -h', { async : true, silent:true}, function(err, out) {
    var result = out.replace(/\n/g, "<br />");
    return reply(result);
  });
});

pmx.action('who', function(reply) {
  var who = shelljs.exec('who', { async : true, silent:true}, function(err, out) {
    var result = out.replace(/\n/g, "<br />");
    return reply(result);
  });
});

pmx.action('uptime', function(reply) {
  var uptime = shelljs.exec('uptime', { async : true, silent:true}, function(err, out) {
    var result = out.replace(/\n/g, "<br />");
    return reply(result);
  });
});

pmx.action('open ports', function(reply) {
  var open_ports = shelljs.exec('lsof -Pni4 | grep ESTABLISHED', { async : true, silent:true}, function(err, out) {
    var result = out.replace(/\n/g, "<br />");
    return reply(result);
  });
});

pmx.action('open files', function(reply) {
  var open_files = shelljs.exec('lsof -i -n -P | wc -l', { async : true, silent:true}, function(err, out) {
    var result = out.replace(/\n/g, "");
    result = parseInt(result) - 1;
    return reply(result);
  });
});