domotz-remote-pawn/src/events/handler/heartBeat.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/>.
 *
 *
 * Sends an heartbeat signal to the engine, in order to keep 'ONLINE' the agent's status
 * Created by Iacopo Papalini <iacopo@domotz.com> on 22/07/15.
 */

var heartBeat = function (resourceLocator) {
    var status = resourceLocator.status;

    if (status.get() === status.RESTRICTED || status.get() === status.UPDATING) {
        console.warn('Pawn in restricted or updating mode. Won\'t send heartbeat');
        return;
    }

    var heartbeatRequest = resourceLocator.heartbeatRequest;

    console.info('HANDLER - (heartBeat): Sending heartbeat to engine');

    heartbeatRequest.send('/heartbeat', 'POST', null);


};

module.exports.handler = heartBeat;