kernel/v2: clone option

plugins/kernel_v2/config/vm.rb

@@ -29,6 +29,7 @@ module VagrantPlugins
       attr_accessor :box_download_client_cert
       attr_accessor :box_download_insecure
       attr_accessor :box_download_location_trusted
+      attr_accessor :clone
       attr_accessor :communicator
       attr_accessor :graceful_halt_timeout
       attr_accessor :guest
@@ -54,6 +55,7 @@ module VagrantPlugins
         @box_download_location_trusted = UNSET_VALUE
         @box_url                       = UNSET_VALUE
         @box_version                   = UNSET_VALUE
+        @clone                         = UNSET_VALUE
         @communicator                  = UNSET_VALUE
         @graceful_halt_timeout         = UNSET_VALUE
         @guest                         = UNSET_VALUE
@@ -367,6 +369,7 @@ module VagrantPlugins
         @box_download_location_trusted = false if @box_download_location_trusted == UNSET_VALUE
         @box_url = nil if @box_url == UNSET_VALUE
         @box_version = nil if @box_version == UNSET_VALUE
+        @clone = nil if @clone == UNSET_VALUE
         @communicator = nil if @communicator == UNSET_VALUE
         @graceful_halt_timeout = 60 if @graceful_halt_timeout == UNSET_VALUE
         @guest = nil if @guest == UNSET_VALUE
@@ -558,6 +561,10 @@ module VagrantPlugins
           errors << I18n.t("vagrant.config.vm.box_missing")
         end
 
+        if box && clone
+          errors << I18n.t("vagrant.config.vm.clone_and_box")
+        end
+
         errors << I18n.t("vagrant.config.vm.hostname_invalid_characters") if \
           @hostname && @hostname !~ /^[a-z0-9][-.a-z0-9]*$/i
 

templates/locales/en.yml

@@ -1404,6 +1404,7 @@ en:
         box_download_checksum_notblank: |-
           Checksum specified but must also specify "box_download_checksum_type"
         box_missing: "A box must be specified."
+        clone_and_box: "Only one of clone or box can be specified."
         hostname_invalid_characters: |-
           The hostname set for the VM should only contain letters, numbers,
           hyphens or dots. It cannot start with a hyphen or dot.

test/unit/plugins/kernel_v2/config/vm_test.rb

@@ -65,6 +65,12 @@ describe VagrantPlugins::Kernel_V2::VMConfig do
       subject.finalize!
       assert_valid
     end
+
+    it "is invalid if clone is set" do
+      subject.clone = "foo"
+      subject.finalize!
+      assert_invalid
+    end
   end
 
   context "#box_check_update" do