Demonstrate dbox memory leak

dbox-test.rb

#!/usr/bin/env ruby

# Remember to set DROPBOX_APP_KEY, DROPBOX_APP_SECRET, DROPBOX_AUTH_KEY, DROPBOX_AUTH_SECRET.
# This script assumes you're using Bundler to control your dbox version.
# You also need to set remote_dir below.

require "rubygems"
require "bundler"
Bundler.setup(:default)
Bundler.require(:default)

remote_dir='/this/dir/must/exist/on/dropbox'
local_dir='/tmp/dbox/mydir'

Dbox.clone(remote_dir, local_dir) if (!File.directory?(local_dir) || !Dbox.exists?(local_dir))

loop do
  begin
    Dbox.push local_dir
    Dbox.pull local_dir
  rescue StandardError => e
    puts "Dropbox error: #{e.message}"
  else
    memory_usage = `ps -o rss= -p #{Process.pid}`.to_i # in kilobytes
    puts "memory_usage=#{memory_usage}k"
  end
  sleep 1
end