Return all keys residing in a Riak bucket from nodejs using Express.

gistfile1.js

app.get('/list/:bucket', function (req,res){
  var keys = [];
  res.setHeader('Content-Type', 'application/json');
    db.keys(req.params.bucket, {keys: 'stream', props: false})
    .on('keys',
      function(data) {
        console.log(data);
        data.forEach(function(key) {
          keys.push(key);
        });
      }
    )
    .on('end', function() {
      res.send(keys);
    })
    .start();
});