var http = require('http');
var express = require('express');
var iptable = require('iptable');

var options = {
  filter: ['127.0.0.1', '192.168.??.2*', '!255.*.*.*', '!0.*.*.*'],
  status: 403,
  message: 'Please get out there.'
};

var app = express();

var server = http.createServer(app);

app.use('/', function(req, res, next) {
  res.sendStatus(200);
});

var privateAPIRouter = express.Router();

app.use('/private', privateAPIRouter);

// All api based on privateAPIRouter will check HTTP request remote address.
privateAPIRouter.use(iptable(options));

privateAPIRouter.get('/info', function(req, res, next) {
  // handle info api.
});

server.listen(8080);