vnfmarket/src/main/webapp/vnfmarket/node_modules/log4js/examples/example-connect-logger.js

   1 //The connect/express logger was added to log4js by danbell. This allows connect/express servers to log using log4js.
   2 //https://github.com/nomiddlename/log4js-node/wiki/Connect-Logger
   3
   4 // load modules
   5 var log4js = require('log4js');
   6 var express = require("express");
   7 var app = express();
   8
   9 //config
  10 log4js.configure({
  11         appenders: [
  12                 { type: 'console' },
  13                 { type: 'file', filename: 'logs/log4jsconnect.log', category: 'log4jslog' }
  14         ]
  15 });
  16
  17 //define logger
  18 var logger = log4js.getLogger('log4jslog');
  19
  20 // set at which time msg is logged print like: only on error & above
  21 // logger.setLevel('ERROR');
  22
  23 //express app
  24 app.configure(function() {
  25         app.use(express.favicon(''));
  26         // app.use(log4js.connectLogger(logger, { level: log4js.levels.INFO }));
  27         // app.use(log4js.connectLogger(logger, { level: 'auto', format: ':method :url :status' }));
  28
  29         //### AUTO LEVEL DETECTION
  30         //http responses 3xx, level = WARN
  31         //http responses 4xx & 5xx, level = ERROR
  32         //else.level = INFO
  33         app.use(log4js.connectLogger(logger, { level: 'auto' }));
  34 });
  35
  36 //route
  37 app.get('/', function(req,res) {
  38         res.send('hello world');
  39 });
  40
  41 //start app
  42 app.listen(5000);
  43
  44 console.log('server runing at localhost:5000');
  45 console.log('Simulation of normal response: goto localhost:5000');
  46 console.log('Simulation of error response: goto localhost:5000/xxx');