Resource prefixes in UI output work

lib/vagrant/environment.rb

@@ -72,7 +72,7 @@ module Vagrant
       @home_path = opts[:home_path]
 
       ui_class = opts[:ui_class] || UI::Silent
-      @ui      = ui_class.new(self)
+      @ui      = ui_class.new("vagrant")
 
       @loaded = false
       @lock_acquired = false

lib/vagrant/ui.rb

@@ -10,11 +10,11 @@ module Vagrant
     # * `error`
     # * `success`
     class Interface
-      attr_accessor :env
+      attr_accessor :resource
 
-      def initialize(env)
-        @env    = env
-        @logger = Log4r::Logger.new("vagrant::ui::interface")
+      def initialize(resource)
+        @logger   = Log4r::Logger.new("vagrant::ui::interface")
+        @resource = resource
       end
 
       [:warn, :error, :info, :success].each do |method|
@@ -89,7 +89,7 @@ module Vagrant
       # This is called by `say` to format the message for output.
       def format_message(type, message, opts=nil)
         opts ||= {}
-        message = "[#{env.resource}] #{message}" if opts[:prefix]
+        message = "[#{@resource}] #{message}" if opts[:prefix]
         message
       end
     end

lib/vagrant/vm.rb

@@ -159,10 +159,22 @@ module Vagrant
 
     def powered_off?; @vm.powered_off? end
 
+    def ui
+      return @_ui if defined?(@_ui)
+      @_ui = @env.ui.dup
+      @_ui.resource = @name
+      @_ui
+    end
+
     protected
 
     def run_action(name, options=nil)
-      env.action_runner.run(name, { :vm => self }.merge(options || {}))
+      options = {
+        :vm => self,
+        :ui => ui
+      }.merge(options || {})
+
+      env.action_runner.run(name, options)
     end
   end
 end