domotz-remote-pawn/src/utils/firmware.js

Domotz Agent

/**
 * This file is part of Domotz Agent.
 * Copyright (C) 2018  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/>.
 *
 * Created by Alessio Sanfratello <alessio@domotz.com> on 02/10/18.
 */
var childProcess = require('child_process');
const q = require('q');
function factory(fs) {
    const mapVersion = {
        qnap: _getQnapFirmwareVersion,
        syno: _getSynoFirmwareVersion,
        netgear_router: _getNetgearRouterFirmwareVersion,
        default: _getDefaultFirmwareVersion,
    };
    function _getDefaultFirmwareVersion() {
        try {
            return _getNetgearRouterFirmwareVersion();
        } catch (e) {
            return null;
        }
    }
    function _getNetgearRouterFirmwareVersion() {
        var data = fs.readFileSync('/etc/version', 'utf8');
        return data.trim();
    }
    function _getQnapFirmwareVersion() {
        var data;
        childProcess.exec('getcfg system version', function (err, stdout, stderr) {
            if (err || stderr) {
                data = null;
                console.warn('No firmware version found from getcfg system version command');
            } else {
                data = stdout.trim();
                console.debug('Found firmware version from getcfg system version command : %s', data);
            }
        });
        if (!data) {
            try {
                data = fs.readFileSync('/etc/config/uLinux.conf', 'utf8');
                // Find first "Version" occurrence after "[System]"
                var match = data.match(/\[System\][\s\S]*?Version\s*=\s*(.*)/);
                if (match) {
                    data = match[1].trim();
                    console.debug('Found firmware version in /etc/config/uLinux.conf : %s', data);
                } else {
                    console.warn('No firmware version found in /etc/config/uLinux.conf');
                    data = null;
                }
            } catch (err) {
                console.warn('No QNAP firmware version found');
            }
        }
        return data;
    }
    function _getSynoFirmwareVersion() {
        var data = null;
        try {
            data = fs.readFileSync('/etc.defaults/VERSION', 'utf8');
            const match = data.match(/productversion\s*=\s*"([^"]*)"/);
            if (match) {
                data = match[1].trim();
                console.debug('Found Syno firmware version in /etc.defaults/VERSION : %s', data);
            } else {
                data = null;
                console.warn('No firmware version found in /etc.defaults/VERSION');
            }
        } catch (err) {
            console.warn('No Syno firmware version found');
        }
        return data;
    }
    function getFirmwareVersion() {
        var deferred = q.defer();
        var data = null;
        try {
            data = mapVersion[process.env.DPLATFORM]();
        } catch (err) {
            data = mapVersion['default']();
        }
        if (data) {
            deferred.resolve(data);
        } else {
            console.warn('No firmware version found');
            deferred.reject();
        }
        return deferred.promise;
    }
    return {
        getFirmwareVersion: getFirmwareVersion,
    };
}
module.exports.factory = factory;