Handle box overrides in provider-specific overrides properly [GH-1617]

CHANGELOG.md

@@ -13,6 +13,8 @@ IMPROVEMENTS:
 BUG FIXES:
 
   - `vagrant package --base` works again. [GH-1615]
+  - Box overrides specified in provider config overrides no longer
+    fail to detect the box. [GH-1617]
 
 ## 1.2.1 (April 17, 2013)
 

lib/vagrant/environment.rb

@@ -328,32 +328,16 @@ module Vagrant
       config, config_warnings, config_errors = \
         @config_loader.load([:default, :home, :root, vm_config_key])
 
+      # Determine the possible box formats for any boxes and find the box
+      box_formats = provider_options[:box_format] || provider
       box = nil
-      if config.vm.box
-        # Determine the box formats we support
-        formats = provider_options[:box_format]
-        formats ||= provider
-        formats = [formats] if !formats.is_a?(Array)
+      box = find_box(config.vm.box, box_formats) if config.vm.box
 
-        @logger.info("Provider-supported box formats: #{formats.inspect}")
-        formats.each do |format|
-          begin
-            box = boxes.find(config.vm.box, format.to_s)
-          rescue Errors::BoxUpgradeRequired
-            # Upgrade the box if we must
-            @logger.info("Upgrading box during config load: #{config.vm.box}")
-            boxes.upgrade(config.vm.box)
-            retry
-          end
-
-          # If a box was found, we exit
-          if box
-            @logger.info("Box found with format: #{format}")
-            break
-          end
-        end
-      end
+      # Set this variable in order to keep track of if the box changes
+      # too many times.
+      original_box = config.vm.box
 
+      load_box_and_overrides = lambda do
         # If a box was found, then we attempt to load the Vagrantfile for
         # that box. We don't require a box since we allow providers to download
         # boxes and so on.
@@ -381,6 +365,22 @@ module Vagrant
             @config_loader.load([:default, box_config_key, :home, :root, vm_config_key, provider_override_key])
         end
 
+        if config.vm.box && original_box != config.vm.box
+          # The box changed, probably due to the provider override. Let's
+          # run the configuration one more time with the new box.
+          # TODO: previous original box
+          @logger.info("Box changed to: #{config.vm.box}. Reloading configurations.")
+          original_box = config.vm.box
+          box          = find_box(config.vm.box, box_formats)
+
+          # Recurse so that we reload all the configurations
+          load_box_and_overrides.call
+        end
+      end
+
+      # Load the box and overrides configuration
+      load_box_and_overrides.call
+
       # Get the provider configuration from the final loaded configuration
       provider_config = config.vm.get_provider_config(provider)
 
@@ -686,6 +686,39 @@ module Vagrant
       Pathname.new(path)
     end
 
+    # This finds a box for the given name and formats, or returns nil
+    # if the box isn't found.
+    #
+    # @param [String] name Name of the box
+    # @param [Array<Symbol>] formats The formats to search for the box.
+    # @return [Box]
+    def find_box(name, formats)
+      # Determine the box formats we support
+      formats = [formats] if !formats.is_a?(Array)
+
+      @logger.info("Provider-supported box formats: #{formats.inspect}")
+      formats.each do |format|
+        box = nil
+
+        begin
+          box = boxes.find(name, format.to_s)
+        rescue Errors::BoxUpgradeRequired
+          # Upgrade the box if we must
+          @logger.info("Upgrading box during config load: #{name}")
+          boxes.upgrade(name)
+          retry
+        end
+
+        # If a box was found, we exit
+        if box
+          @logger.info("Box found with format: #{format}")
+          return box
+        end
+      end
+
+      nil
+    end
+
     # Finds the Vagrantfile in the given directory.
     #
     # @param [Pathname] path Path to search in.