Linux system configurable via `config.linux`

lib/vagrant/systems/linux.rb

@@ -8,6 +8,23 @@ module Vagrant
     # At any rate, this system implementation should server as an
     # example of how to implement any custom systems necessary.
     class Linux < Base
+      # A custom config class which will be made accessible via `config.linux`
+      # This is not necessary for all system implementers, of course. However,
+      # generally, Vagrant tries to make almost every aspect of its execution
+      # configurable, and this assists that goal.
+      class LinuxConfig < Vagrant::Config::Base
+        attr_accessor :halt_timeout
+        attr_accessor :halt_check_interval
+
+        def initialize
+          @halt_timeout = 15
+          @halt_check_interval = 1
+        end
+      end
+
+      # Register config class
+      Config.configures :linux, LinuxConfig
+
       #-------------------------------------------------------------------
       # Overridden methods
       #-------------------------------------------------------------------
@@ -24,8 +41,8 @@ module Vagrant
         while vm.vm.state(true) != :powered_off
           count += 1
 
-          return if count >= 15
-          sleep 1
+          return if count >= vm.env.config.linux.halt_timeout
+          sleep vm.env.config.linux.halt_check_interval
         end
       end
 

test/vagrant/systems/linux_test.rb

@@ -25,8 +25,6 @@ class LinuxSystemTest < Test::Unit::TestCase
       @ssh_session.expects(:exec!).with("sudo halt").once
       @instance.halt
     end
-
-    # TODO: Sleep/timeout testing
   end
 
   context "mounting shared folders" do