server/helpers/logger.js

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