How to use wmic - 10 common examples

exports.get_process_list = function(callback) {
  var query = 'path Win32_Process where "UserModeTime != 0" get Caption,ParentProcessId,ProcessId,UserModeTime';

  wmic.run(query, function(err, out, wmic_pid) {
    if (err) return callback(err);

    callback(null, out.split(/\n/)
     .filter(function(line) {
       // TODO: probably locale fubar on System Idle Process
       return line.length > 1 && line.indexOf("System Idle Process") === -1;
    })
     .splice(1)
     .map(function(line) {

       var fields = line.split(/\s+/),
           pid    = parseInt(fields[2]);

       if (pid === wmic_pid) return null;

       return  {

}

  function set_gateway(obj) {
    exports.gateway_ip_for(obj.name, function(err, res) {
      obj.gateway_ip = res && res != '' ? res : null;
      done();
    })
  }

  function set_netmask(obj) {
    exports.netmask_for(obj.name, function(err, res) {
      obj.netmask = res && res != '' ? res : null;
    })
  }

  wmic.get_list('nic', function(err, nics) {
    if (err) return callback(err);    
    count = nics.length;
    if (count == 0){
      return cb(new Error('No interfaces found.'))
    }
    nics.forEach(function(nic) {
      if (nic.Name && nic.NetConnectionID != '' && nic.MACAddress != '') {

        var obj = {
          name: nic.NetConnectionID,
          // description: nic.Name,
          mac_address: nic.MACAddress,
          ip_address: nic.IPAddress,
          vendor: nic.Manufacturer,
          model: nic.Description,
          type: nic.Name.match(/wi-?fi|wireless/i) ? 'Wireless' : 'Wired'

return new Promise(function (resolve, reject) {
        /* 所有的网络连接，包括有线网络连接，无线网络连接，虚拟网络连接等 */
        Object.keys(ifaces).forEach(function (dev) {
            ifaces[dev].forEach(function (details) {
                if (details.family === 'IPv4') {
                    nets.push(details);
                    ips.push(details.address);
                }
            });
        });
        /* 设备管理器 */
        wmic.get_list('nic', function (err, nics) {
            if (err) return reject(err);
            nics.forEach(function (nic) {
                /* 筛选网卡 */
                if (nic.Name && nic.NetConnectionID != '' && nic.MACAddress != '') {
                    /* 筛选无线网卡 */
                    if (nic.Name.match(/wi-?fi|wireless/i)) {
                        nets.forEach((net) => {
                            if (net.mac.toLowerCase() === nic.MACAddress.toLowerCase()) {
                                wirelessIps.push(net.address);
                            }
                        })
                    }
                }
            })
            resolve({ ips, wirelessIps });
        })

exports.mac_address_for(nic_name, function(err, mac){
    if (err || !mac)
      return cb(err || new Error('No MAC Address found.'));

    wmic.get_value('nicconfig', what, 'MACAddress = \'' + mac + '\'', function(err, out){
      if (err) return cb(err);

      cb(null, out.split(',')[0].replace(/[^0-9\.]/g, ''));
    });
  })
}

exports.find_logged_user = function(callback) {
  wmic.get_value('computersystem', 'username', null, function(err, stdout) {
    if (err || stdout.toString().trim() == '')
      return callback(err || new Error('No logged user found.'));

    var out = stdout.toString().split("\\"),
        user = clean_string(out[out.length-1]);

    if (!user  || user == '' || user == 'undefined')
      return callback(err || new Error('No logged user found.'));

    callback(null, user);
  });
};

exports.get_wireless_interfaces_list = function(callback) {
  var query = 'nic where "Name like \'%Wireless%\'" get NetConnectionID';
  wmic.run(query, function(err, o) {
    if (err) return callback(err);

    var list = o.split("\n").splice(1).map(function(n) { return n.trim(); });
    callback(null, list);
  });
};

exports.get_remaining_storage = function(cb) {
  var cmd ="Logicaldisk where name='C:' get Size,Freespace";

  wmic.run(cmd, function(err, stdout){
    if (err) return cb(err);

    var cols = stdout.split("\n")[1].trim().split(/\s+/);

    var info = {
      total_gb: cols[0],
      free_gb : cols[1],
      used    : (cols[0]/cols[1])*100
    };

    cb(null, info);
  });
};

var fetch = function(key, section, value){
    wmic.get_value(section, value, null, function(err, res){
      if (key == 'device_type'){
        res = err ? 'Desktop' : 'Laptop'
		data[key] = res;
	  }
      if (!err && res)
        data[key] = res;

      --count || callback(null, data)
    })
  }