bigbluebutton-Github/bigbluebutton-html5/imports/startup/server/logger.js

import { Meteor } from 'meteor/meteor';
import Winston from 'winston';

const Logger = new Winston.Logger();

Logger.configure({
  levels: {
    error: 0, warn: 1, info: 2, verbose: 3, debug: 4,
  },
  colors: {
    error: 'red',
    warn: 'yellow',
    info: 'green',
    verbose: 'cyan',
    debug: 'magenta',
  },
});

Meteor.startup(() => {
  const LOG_CONFIG = Meteor.settings.private.log || {};
  const { level } = LOG_CONFIG;

  // console logging in production
  if (Meteor.isProduction) {
    Logger.add(Winston.transports.Console, {
      prettyPrint: false,
      humanReadableUnhandledException: true,
      colorize: true,
      handleExceptions: true,
      level
    });
  }

});

export default Logger;

export const logger = Logger;