commands/rdp: no need fo rthe guest cap

plugins/commands/rdp/command.rb

@@ -25,12 +25,7 @@ module VagrantPlugins
             raise Vagrant::Errors::VMNotCreatedError
           end
 
-          if !machine.guest.capability?(:rdp_info)
+          rdp_info = get_rdp_info(machine)
-            raise Errors::GuestUnsupported,
-              name: machine.guest.name.to_s
-          end
-
-          rdp_info = machine.guest.capability(:rdp_info)
           if !rdp_info
             raise Errors::RDPUndetected
           end
@@ -38,6 +33,46 @@ module VagrantPlugins
           @env.host.capability(:rdp_client, rdp_info)
         end
       end
+
+      protected
+
+      def get_rdp_info(machine)
+        ssh_info = machine.ssh_info
+        username = ssh_info[:username]
+        if machine.config.vm.communicator == :winrm
+          username = machine.config.winrm.username
+        end
+
+        host = ssh_info[:host]
+        port = 3389
+
+        if host == "127.0.0.1"
+          # We need to find a forwarded port...
+          search_port = 3389
+          ports       = nil
+          if machine.provider.capability?(:forwarded_ports)
+            ports = machine.provider.capability(:forwarded_ports)
+          else
+            ports = {}.tap do |result|
+              machine.config.vm.networks.each do |type, netopts|
+                next if type != :forwarded_port
+                next if !netopts[:host]
+                result[netopts[:host]] = netopts[:guest]
+              end
+            end
+          end
+
+          ports = ports.invert
+          port  = ports[search_port]
+          return nil if !port
+        end
+
+        return {
+          host: host,
+          port: port,
+          username: username,
+        }
+      end
     end
   end
 end

plugins/commands/rdp/errors.rb

@@ -6,10 +6,6 @@ module VagrantPlugins
         error_namespace("vagrant_rdp.errors")
       end
 
-      class GuestUnsupported < RDPError
-        error_key(:guest_unsupported)
-      end
-
       class HostUnsupported < RDPError
         error_key(:host_unsupported)
       end

plugins/guests/windows/cap/rdp.rb

@@ -1,45 +0,0 @@
-module VagrantPlugins
-  module GuestWindows
-    module Cap
-      class RDP
-        def self.rdp_info(machine)
-          ssh_info = machine.ssh_info
-          username = ssh_info[:username]
-          if machine.config.vm.communicator == :winrm
-            username = machine.config.winrm.username
-          end
-
-          host = ssh_info[:host]
-          port = 3389
-
-          if host == "127.0.0.1"
-            # We need to find a forwarded port...
-            search_port = 3389
-            ports       = nil
-            if machine.provider.capability?(:forwarded_ports)
-              ports = machine.provider.capability(:forwarded_ports)
-            else
-              ports = {}.tap do |result|
-                machine.config.vm.networks.each do |type, netopts|
-                  next if type != :forwarded_port
-                  next if !netopts[:host]
-                  result[netopts[:host]] = netopts[:guest]
-                end
-              end
-            end
-
-            ports = ports.invert
-            port  = ports[search_port]
-            return nil if !port
-          end
-
-          return {
-            host: host,
-            port: port,
-            username: username,
-          }
-        end
-      end
-    end
-  end
-end

plugins/guests/windows/plugin.rb

@@ -49,11 +49,6 @@ module VagrantPlugins
         Cap::MountSharedFolder
       end
 
-      guest_capability(:windows, :rdp_info) do
-        require_relative "cap/rdp"
-        Cap::RDP
-      end
-
       guest_capability(:windows, :wait_for_reboot) do
         require_relative "cap/reboot"
         Cap::Reboot

templates/locales/command_rdp.yml

@@ -1,15 +1,6 @@
 en:
   vagrant_rdp:
     errors:
-      guest_unsupported: |-
-        The guest OS detected by Vagrant ('%{name}') is reporting
-        that it does not supported RDP connections. If this is an
-        error, it is because Vagrant does not know how to connect
-        via RDP to this guest.
-
-        Please open an issue documenting how to connect via RDP
-        to this guest OS and we can fix this.
-
       host_unsupported: |-
         Vagrant doesn't support running an RDP client on your
         host OS. Currently only Windows is supported for RDP