domotz-remote-pawn/src/commands/log/setLevel.js

Domotz Agent

/** This file is part of Domotz Agent.
 * Copyright (C) 2021  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/>.
 *
 * Set the level of a specific logger, in a non-persistent manner
 * Allowed levels are: 'silly', 'verbose', 'debug', 'info', 'warn', 'alert', 'error'
 *
 **/
var setLevel = function (message, resourceLocator) {
    var logger = resourceLocator.log.decorateLogs();
    var durationS = parseInt(message.payload.duration_s, 10);
    if (!(durationS > 0)) {
        durationS = null;
    }
    return {
        execute: function (callback) {
            var loggerName = message.payload.logger;
            var newLevel = message.payload.level;
            var registry = require('../../utils/logging/registry').registry();
            var previousLevel = registry.getLogger(loggerName)._assignedLevel;

            var logMessage = "%s - Setting log level to '%s' for logger '%s'";
            if (durationS) {
                logMessage += ' for %s seconds';
            }
            logger.info(logMessage, message.correlationId, newLevel, String(loggerName), durationS ? durationS : undefined);
            registry.setLevel(loggerName, newLevel);

            if (durationS) {
                setTimeout(function () {
                    logger.info('%s - Resetting to previous value of %s', String(previousLevel), String(loggerName));
                    registry.setLevel(loggerName, previousLevel);
                }, durationS * 1000);
            }

            callback({});
        },
        describe: function () {
            return (
                message.correlationId +
                ' - Set log level of logger `' +
                message.payload.logger +
                '` to level:' +
                message.payload.level +
                (durationS ? ' (' + String(durationS) + 's)' : '')
            );
        },
    };
};

module.exports.command = setLevel;