If an "ActionException" is raised from an action, the runner will error and exit rather than continuing to raise the exception.

lib/vagrant/actions/runner.rb

@@ -4,6 +4,8 @@ module Vagrant
     # for actions. A runner is simply a class which will execute
     # actions.
     class Runner
+      include Vagrant::Util
+
       class << self
         # Executes a specific action.
         def execute!(action_klass, *args)
@@ -50,6 +52,12 @@ module Vagrant
             action.rescue(e)
           end
 
+          # If its an ActionException, error and exit the message
+          if e.is_a?(ActionException)
+            error_and_exit(e.message)
+            return
+          end
+
           # Finally, reraise the exception
           raise
         end

test/vagrant/actions/runner_test.rb

@@ -158,7 +158,10 @@ class ActionRunnerTest < Test::Unit::TestCase
     context "exceptions" do
       setup do
         @actions = [mock_fake_action, mock_fake_action]
-        @actions.each { |a| @runner.actions << a }
+        @actions.each do |a|
+          a.stubs(:rescue)
+          @runner.actions << a
+        end
 
         @exception = Exception.new
       end
@@ -169,6 +172,8 @@ class ActionRunnerTest < Test::Unit::TestCase
         end
 
         @actions[0].stubs(:execute!).raises(@exception)
+
+        @runner.expects(:error_and_exit).never
         assert_raises(Exception) { @runner.execute! }
       end
 
@@ -178,8 +183,19 @@ class ActionRunnerTest < Test::Unit::TestCase
         end
 
         @actions[0].stubs(:prepare).raises(@exception)
+
+        @runner.expects(:error_and_exit).never
         assert_raises(Exception) { @runner.execute! }
       end
+
+      should "call error_and_exit if it is an ActionException" do
+        msg = "Message"
+        @exception = Vagrant::Actions::ActionException.new(msg)
+        @actions[0].stubs(:prepare).raises(@exception)
+
+        @runner.expects(:error_and_exit).with(msg).once
+        @runner.execute!
+      end
     end
   end