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#
# Chef::Compile
#
# Compile a nodes resources.
#
# Author:: Adam Jacob (<adam@hjksolutions.com>)
# Copyright:: Copyright (c) 2008 HJK Solutions, LLC
# License:: GNU General Public License version 2 or later
#
# This program and entire repository is free software; you can
# redistribute it and/or modify it under the terms of the GNU
# General Public License as published by the Free Software
# Foundation; either version 2 of the License, or any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
class Chef
class Compile
attr_accessor :node, :cookbook_loader, :collection, :definitions
# Creates a new Chef::Compile object. This object gets used by the Chef Server to generate
# a fully compiled recipe list for a node.
def initialize()
@node = nil
@cookbook_loader = Chef::CookbookLoader.new
@collection = Chef::ResourceCollection.new
@definitions = Hash.new
end
# Looks up the node via the "name" argument, first from CouchDB, then by calling
# Chef::Node.find_file(name)
#
# The first step in compiling the catalog. Results available via the node accessor.
def load_node(name)
Chef::Log.debug("Loading Chef Node #{name} from CouchDB")
@node = Chef::Node.load(name)
Chef::Log.debug("Loading Recipe for Chef Node #{name}")
@node.find_file(name)
@node
end
# Load all the definitions, from every cookbook, so they are available when we process
# the recipes.
#
# Results available via the definitions accessor.
def load_definitions()
@cookbook_loader.each do |cookbook|
hash = cookbook.load_definitions
@definitions.merge!(hash)
end
end
# Load all the recipes specified in the node data (loaded via load_node, above.)
#
# The results are available via the collection accessor (which returns a Chef::ResourceCollection
# object)
def load_recipes
@node.recipes.each do |recipe|
rmatch = recipe.match(/(.+?)::(.+)/)
if rmatch
cookbook = @cookbook_loader[rmatch[1]]
cookbook.load_recipe(rmatch[2], @node, @collection, @definitions, @cookbook_loader)
else
cookbook = @cookbook_loader[recipe]
cookbook.load_recipe("default", @node, @collection, @definitions, @cookbook_loader)
end
end
end
end
end
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