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126 lines (112 loc) · 3.64 KB
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#
# Author:: Adam Jacob (<adam@opscode.com>)
# Author:: Christopher Walters (<cw@opscode.com>)
# Copyright:: Copyright (c) 2008, 2009 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require 'chef/mixin/recipe_definition_dsl_core'
require 'chef/mixin/from_file'
require 'chef/mixin/language'
require 'chef/mixin/language_include_recipe'
require 'chef/mixin/deprecation'
class Chef
class Recipe
include Chef::Mixin::FromFile
include Chef::Mixin::Language
include Chef::Mixin::LanguageIncludeRecipe
include Chef::Mixin::RecipeDefinitionDSLCore
include Chef::Mixin::Deprecation
attr_accessor :cookbook_name, :recipe_name, :recipe, :params, :run_context
# Parses a potentially fully-qualified recipe name into its
# cookbook name and recipe short name.
#
# For example:
# "aws::elastic_ip" returns [:aws, "elastic_ip"]
# "aws" returns [:aws, "default"]
def self.parse_recipe_name(recipe_name)
rmatch = recipe_name.match(/(.+?)::(.+)/)
if rmatch
[ rmatch[1].to_sym, rmatch[2] ]
else
[ recipe_name.to_sym, "default" ]
end
end
def initialize(cookbook_name, recipe_name, run_context)
@cookbook_name = cookbook_name
@recipe_name = recipe_name
@run_context = run_context
# TODO: 5/19/2010 cw/tim: determine whether this can be removed
@params = Hash.new
@node = deprecated_ivar(run_context.node, :node, :warn)
end
# Used in DSL mixins
def node
run_context.node
end
# what does this do? and what is args? TODO 5-14-2010.
#
# We believe this is used by the DSL when it's executing in the
# context of a recipe in order to look up resources.
def resources(*args)
run_context.resource_collection.find(*args)
end
# Sets a tag, or list of tags, for this node. Syntactic sugar for
# run_context.node[:tags].
#
# With no arguments, returns the list of tags.
#
# === Parameters
# tags<Array>:: A list of tags to add - can be a single string
#
# === Returns
# tags<Array>:: The contents of run_context.node[:tags]
def tag(*args)
if args.length > 0
args.each do |tag|
run_context.node[:tags] << tag unless run_context.node[:tags].include?(tag)
end
run_context.node[:tags]
else
run_context.node[:tags]
end
end
# Returns true if the node is tagged with the supplied list of tags.
#
# === Parameters
# tags<Array>:: A list of tags
#
# === Returns
# true<TrueClass>:: If all the parameters are present
# false<FalseClass>:: If any of the parameters are missing
def tagged?(*args)
args.each do |tag|
return false unless run_context.node[:tags].include?(tag)
end
true
end
# Removes the list of tags from the node.
#
# === Parameters
# tags<Array>:: A list of tags
#
# === Returns
# tags<Array>:: The current list of run_context.node[:tags]
def untag(*args)
args.each do |tag|
run_context.node[:tags].delete(tag)
end
end
end
end