domotz-remote-pawn/src/events/handler/autoWakeOnLan.js

Domotz Agent

/** This file is part of Domotz Agent.
 * Copyright (C) 2016  Domotz Ltd
 *
 * Domotz Agent is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Domotz Agent is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Domotz Agent.  If not, see <http://www.gnu.org/licenses/>.
 *
 * Automatically sets the wake on lan command to all the devices that have it enabled and are offline
 *
 * Created by Iacopo Papalini <iacopo@domotz.com> on 17/09/15.
 */

const LOG_EVENT = 'HANDLER - (autoWakeOnLan)';
var handler = function (resourceLocator) {
    var hostInfo = resourceLocator.devices.info;
    var bindingStorage = resourceLocator.interfacesBindingStorage;
    var executeCommand = resourceLocator.utils.command.execute;
    var join = resourceLocator.path.join;
    var commandPath = join(__dirname, '..', '..', 'commands', 'network', 'wakeOnLan.js');

    console.info(LOG_EVENT);

    function createReporter(device) {
        return function (data, err) {
            if (err) {
                console.warn('%s: Error for device - MAC: %s, id: %s',
                    LOG_EVENT, device.mac, device.id);
                console.warn(JSON.stringify(err));
            } else {
                console.info('%s: Success for device - MAC: %s, id: %s',
                    LOG_EVENT, device.mac, device.id);
            }
        };
    }

    var temp = bindingStorage.listFresh();
    var activeDevices = {};
    temp.forEach(function (binding) {
        activeDevices[binding.mac] = true;
    });
    hostInfo.getList().then(function (devicesList) {
        "use strict";
        for (var mac in devicesList) {
            if (!devicesList.hasOwnProperty(mac)) {
                continue;
            }
            var device = devicesList[mac];
            if (device.details.auto_wol && !activeDevices[device.mac]) {
                console.info("%s: triggering wake on lan for device - MAC: %s, id: %s",
                    LOG_EVENT, device.mac, device.id);
                executeCommand(commandPath, {
                        correlationId: "EVENT",
                        payload: {mac: device.mac}
                    }, resourceLocator,
                    createReporter(device));
            }
        }
    });
};

module.exports.handler = handler;