Issue 2835 - Find alternative setup for sharing data with VirtualBox

Vagrantfile

 require 'yaml'
 
 VAGRANTFILE_API_VERSION = "2"
 REPOSITORY_DIR = File.dirname(__FILE__)
 DEPENDENCY_SCRIPT = File.join(REPOSITORY_DIR, "ensure_dependencies.py")
 
 if !system("python", DEPENDENCY_SCRIPT)
   error = Vagrant::Errors::VagrantError
   error.error_message("Failed to ensure dependencies being up-to-date!")
   raise error
@@ skipping 15 matching lines @@
       setup = YAML.load_file(setup_path) rescue {}
       requirements = setup.fetch("requirements", {})
 
       requirements.each do |key, value|
         vb.customize ['modifyvm', :id, "--#{key}", "#{value}"]
       end
 
     end
 
     # The repository location in the production system's puppet master
-    config.vm.synced_folder ".", "/etc/puppet/infrastructure"
+    if system('which', 'rsync', :out => File::NULL)
+      config.vm.synced_folder ".", "/etc/puppet/infrastructure", type: "rsync"
+    else
+      config.vm.synced_folder ".", "/etc/puppet/infrastructure"
+    end
 
     config.vm.provision :shell, :inline => '
       sudo /etc/puppet/infrastructure/hiera/install_precise.py
     '
-
     config.vm.provision :puppet do |puppet|
       puppet.options = [
         '--environment=development',
         '--external_nodes=/etc/puppet/infrastructure/hiera/puppet_node_classifier.rb',
         '--node_terminus=exec',
         '--verbose',
         '--debug',
       ]
       puppet.manifests_path = 'manifests'
       puppet.manifest_file = 'nodes.pp'
       puppet.module_path = 'modules'
     end
 
     yield(config) if block_given?
   end
 end
 
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
   config_path = File.join(REPOSITORY_DIR, "modules/private/hiera/hosts.yaml")
   config_data = YAML.load_file(config_path)
   servers = config_data["servers"]
   servers.each do |server, items|
     ip = items["ip"][0]
     role = items.fetch("role", "default")
     define_standard_vm(config, server, ip, role)
   end
 end