Working implementation with NFS, still some caveats:

- There's a lengthy sleep in there, probably could use a back-off loop
- en1 seems totally worthless on vbox, I skip it and just use the en2 it creates.

plugins/guests/darwin/cap/change_host_name.rb

@@ -1,5 +1,5 @@
 module VagrantPlugins
-  module GuestFreeDarwin
+  module GuestDarwin
     module Cap
       class ChangeHostName
         def self.change_host_name(machine, name)

plugins/guests/darwin/cap/configure_networks.rb

@@ -3,7 +3,7 @@ require "tempfile"
 require "vagrant/util/template_renderer"
 
 module VagrantPlugins
-  module GuestFreeDarwin
+  module GuestDarwin
     module Cap
       class ConfigureNetworks
         include Vagrant::Util
@@ -12,6 +12,7 @@ module VagrantPlugins
           # Slightly different than other plugins, using the template to build commands 
           # rather than templating the files.
 
+          machine.communicate.sudo("networksetup -detectnewhardware")
           devmap = {}
           machine.communicate.sudo("networksetup -listnetworkserviceorder > /tmp/vagrant.interfaces")
           tmpints = File.join(Dir.tmpdir, "#{machine.id}.interfaces")
@@ -24,14 +25,14 @@ module VagrantPlugins
                   # (Hardware Port: Thunderbolt Ethernet, Device: en1)
                   devicearry = i.match(/Hardware Port: (.+), Device: en(.+)\)/)
                   devmap[devicearry[2]] = devicearry[1]
-                  puts devmap
               end
           end
           networks.each do |network|
 
+
               if network[:type].to_sym == :static
-                  # network seems 1 indexed - skip NAT interface (en0)
+                  # network seems 1 indexed - skip NAT interface (en0) also en1 because it seems to not *really* exist on virtualbox?
-                  intnum = network[:interface]
+                  intnum = network[:interface] + 1
                   puts "Network - #{intnum}"
               command = "networksetup -setmanual \"#{devmap[intnum.to_s]}\" #{network[:ip]} #{network[:netmask]} #{network[:gateway]}"
 

plugins/guests/darwin/cap/halt.rb

@@ -1,5 +1,5 @@
 module VagrantPlugins
-  module GuestFreeDarwin
+  module GuestDarwin
     module Cap
       class Halt
         def self.halt(machine)

plugins/guests/darwin/cap/mount_nfs_folder.rb

@@ -1,14 +1,16 @@
 module VagrantPlugins
-  module GuestFreeDarwin
+    module GuestDarwin
-    module Cap
+        module Cap
-      class MountNFSFolder
+            class MountNFSFolder
-        def self.mount_nfs_folder(machine, ip, folders)
+                def self.mount_nfs_folder(machine, ip, folders)
-          folders.each do |name, opts|
+                    puts "30 second nap...."
-            machine.communicate.sudo("mkdir -p #{opts[:guestpath]}")
+                    sleep(30)
-            machine.communicate.sudo("mount '#{ip}:#{opts[:hostpath]}' '#{opts[:guestpath]}'")
+                    folders.each do |name, opts|
-          end
+                        machine.communicate.sudo("if [ ! -d  #{opts[:guestpath]} ]; then  mkdir -p #{opts[:guestpath]};fi")
+                        machine.communicate.sudo("mount -t nfs '#{ip}:#{opts[:hostpath]}' '#{opts[:guestpath]}'")
+                    end
+                end
+            end
         end
-      end
     end
-  end
 end

plugins/guests/darwin/guest.rb

@@ -1,7 +1,7 @@
 require 'vagrant/util/template_renderer'
 
 module VagrantPlugins
-  module GuestFreeDarwin
+  module GuestDarwin
     # A general Vagrant system implementation for "freebsd".
     #
     # Contributed by Kenneth Vestergaard <kvs@binarysolutions.dk>

plugins/guests/darwin/plugin.rb

@@ -1,7 +1,7 @@
 require "vagrant"
 
 module VagrantPlugins
-  module GuestFreeDarwin
+  module GuestDarwin
     class Plugin < Vagrant.plugin("2")
       name "Darwin guest"
       description "Darwin guest support."