server/helpers/logger.js

   1 // Thanks http://tostring.it/2014/06/23/advanced-logging-with-nodejs/
   2 'use strict'
   3
   4 const mkdirp = require('mkdirp')
   5 const path = require('path')
   6 const winston = require('winston')
   7 winston.emitErrs = true
   8
   9 const constants = require('../initializers/constants')
  10
  11 const label = constants.CONFIG.WEBSERVER.HOSTNAME + ':' + constants.CONFIG.WEBSERVER.PORT
  12
  13 // Create the directory if it does not exist
  14 mkdirp.sync(constants.CONFIG.STORAGE.LOG_DIR)
  15
  16 const logger = new winston.Logger({
  17   transports: [
  18     new winston.transports.File({
  19       level: 'debug',
  20       filename: path.join(constants.CONFIG.STORAGE.LOG_DIR, 'all-logs.log'),
  21       handleExceptions: true,
  22       json: true,
  23       maxsize: 5242880,
  24       maxFiles: 5,
  25       colorize: false,
  26       prettyPrint: true
  27     }),
  28     new winston.transports.Console({
  29       level: 'debug',
  30       label: label,
  31       handleExceptions: true,
  32       humanReadableUnhandledException: true,
  33       json: false,
  34       colorize: true,
  35       prettyPrint: true
  36     })
  37   ],
  38   exitOnError: true
  39 })
  40
  41 logger.stream = {
  42   write: function (message, encoding) {
  43     logger.info(message)
  44   }
  45 }
  46
  47 // ---------------------------------------------------------------------------
  48
  49 module.exports = logger