diff options
Diffstat (limited to 'lib/chef/provider/lwrp_base.rb')
| -rw-r--r-- | lib/chef/provider/lwrp_base.rb | 76 |
1 files changed, 1 insertions, 75 deletions
diff --git a/lib/chef/provider/lwrp_base.rb b/lib/chef/provider/lwrp_base.rb index b5efbb284d..a96c382a01 100644 --- a/lib/chef/provider/lwrp_base.rb +++ b/lib/chef/provider/lwrp_base.rb @@ -28,52 +28,10 @@ class Chef # Base class from which LWRP providers inherit. class LWRPBase < Provider - # Chef::Provider::LWRPBase::InlineResources - # Implementation of inline resource convergence for LWRP providers. See - # Provider::LWRPBase.use_inline_resources for a longer explanation. - # - # This code is restricted to a module so that it can be selectively - # applied to providers on an opt-in basis. - module InlineResources - - # Class methods for InlineResources. Overrides the `action` DSL method - # with one that enables inline resource convergence. - module ClassMethods - # Defines an action method on the provider, using - # recipe_eval_with_update_check to execute the given block. - def action(name, &block) - define_method("action_#{name}") do - recipe_eval_with_update_check(&block) - end - end - end - - # Executes the given block in a temporary run_context with its own - # resource collection. After the block is executed, any resources - # declared inside are converged, and if any are updated, the - # new_resource will be marked updated. - def recipe_eval_with_update_check(&block) - saved_run_context = @run_context - temp_run_context = @run_context.dup - @run_context = temp_run_context - @run_context.resource_collection = Chef::ResourceCollection.new - - return_value = instance_eval(&block) - Chef::Runner.new(@run_context).converge - return_value - ensure - @run_context = saved_run_context - if temp_run_context.resource_collection.any? {|r| r.updated? } - new_resource.updated_by_last_action(true) - end - end - - end - include Chef::DSL::Recipe # These were previously provided by Chef::Mixin::RecipeDefinitionDSLCore. - # They are not included by its replacment, Chef::DSL::Recipe, but + # They are not included by its replacement, Chef::DSL::Recipe, but # they may be used in existing LWRPs. include Chef::DSL::PlatformIntrospection include Chef::DSL::DataQuery @@ -122,38 +80,6 @@ class Chef provider_class end - # Enables inline evaluation of resources in provider actions. - # - # Without this option, any resources declared inside the LWRP are added - # to the resource collection after the current position at the time the - # action is executed. Because they are added to the primary resource - # collection for the chef run, they can notify other resources outside - # the LWRP, and potentially be notified by resources outside the LWRP - # (but this is complicated by the fact that they don't exist until the - # provider executes). In this mode, it is impossible to correctly set the - # updated_by_last_action flag on the parent LWRP resource, since it - # executes and returns before its component resources are run. - # - # With this option enabled, each action creates a temporary run_context - # with its own resource collection, evaluates the action's code in that - # context, and then converges the resources created. If any resources - # were updated, then this provider's new_resource will be marked updated. - # - # In this mode, resources created within the LWRP cannot interact with - # external resources via notifies, though notifications to other - # resources within the LWRP will work. Delayed notifications are executed - # at the conclusion of the provider's action, *not* at the end of the - # main chef run. - # - # This mode of evaluation is experimental, but is believed to be a better - # set of tradeoffs than the append-after mode, so it will likely become - # the default in a future major release of Chef. - # - def use_inline_resources - extend InlineResources::ClassMethods - include InlineResources - end - # DSL for defining a provider's actions. def action(name, &block) define_method("action_#{name}") do |