gistfile1.js

var Fiber = Npm.require('fibers')
var Server = Meteor.npmRequire('bittorrent-tracker').Server;
Tracker = function () {
  Server.prototype.constructor.call(this);
};
Tracker.prototype = Object.create(Server.prototype);
Tracker.prototype.constructor = Tracker;
Tracker.prototype.getSwarm = function (infoHash) {
  if (Buffer.isBuffer(infoHash)) infoHash = infoHash.toString('hex');
  var torrent;
  console.log('got request for info hash "' + infoHash + '"');
  console.log('got the following info hashes:');
  Torrents.find({}).forEach(function (torrent) {
    console.log('"' + torrent.infoHash + '"');
  });
  torrent = Torrents.findOne({infoHash: infoHash});
  if (!torrent) {
    this.emit('warning', new Error('unknown torrent ' + infoHash));
    infoHash = -1;
    delete this.torrents[infoHash];
  }
  return Server.prototype.getSwarm.apply(this, arguments);
};
var tracker = new Tracker();
tracker.on('error', function (err) {
  console.log(err.message);
});
tracker.on('warning', function (err) {
  console.log(err.message);
});
tracker.on('listening', function (port) {
  console.log('tracker is listening on port ' + port);
});
Meteor.startup(Meteor.bindEnvironment(function () {
    tracker.listen(3002);
});