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#
# 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 CookbookLoader
attr_accessor :cookbook
include Enumerable
def initialize()
@cookbook = Hash.new
load_cookbooks
end
def load_cookbooks
cookbook_settings = Hash.new
Chef::Config.cookbook_path.each do |cb_path|
Dir[File.join(cb_path, "*")].each do |cookbook|
next unless File.directory?(cookbook)
cookbook_name = File.basename(cookbook).to_sym
unless cookbook_settings.has_key?(cookbook_name)
cookbook_settings[cookbook_name] = {
:ignore_regexes => Array.new,
:attribute_files => Array.new,
:definition_files => Array.new,
:recipe_files => Array.new,
:template_files => Array.new,
:remote_files => Array.new,
}
end
ignore_regexes = load_ignore_file(File.join(cookbook, "ignore"))
cookbook_settings[cookbook_name][:ignore_regexes].concat(ignore_regexes)
load_files_unless_basename(
File.join(cookbook, "attributes", "*.rb"),
cookbook_settings[cookbook_name][:attribute_files],
cookbook_settings[cookbook_name][:ignore_regexes]
)
load_files_unless_basename(
File.join(cookbook, "definitions", "*.rb"),
cookbook_settings[cookbook_name][:definition_files],
cookbook_settings[cookbook_name][:ignore_regexes]
)
load_files_unless_basename(
File.join(cookbook, "recipes", "*.rb"),
cookbook_settings[cookbook_name][:recipe_files],
cookbook_settings[cookbook_name][:ignore_regexes]
)
load_files_unless_basename(
File.join(cookbook, "templates", "*.erb"),
cookbook_settings[cookbook_name][:template_files],
cookbook_settings[cookbook_name][:ignore_regexes]
)
load_files_unless_basename(
File.join(cookbook, "files", "*"),
cookbook_settings[cookbook_name][:remote_files],
cookbook_settings[cookbook_name][:ignore_regexes]
)
end
end
cookbook_settings.each_key do |cookbook|
@cookbook[cookbook] = Chef::Cookbook.new(cookbook)
@cookbook[cookbook].attribute_files = cookbook_settings[cookbook][:attribute_files]
@cookbook[cookbook].definition_files = cookbook_settings[cookbook][:definition_files]
@cookbook[cookbook].recipe_files = cookbook_settings[cookbook][:recipe_files]
@cookbook[cookbook].template_files = cookbook_settings[cookbook][:template_files]
@cookbook[cookbook].remote_files = cookbook_settings[cookbook][:remote_files]
end
end
def [](cookbook)
if @cookbook.has_key?(cookbook.to_sym)
@cookbook[cookbook.to_sym]
else
raise ArgumentError, "Cannot find a cookbook named #{cookbook.to_s}"
end
end
def each
@cookbook.each_value do |cobject|
yield cobject
end
end
private
def load_ignore_file(ignore_file)
results = Array.new
if File.exists?(ignore_file) && File.readable?(ignore_file)
IO.foreach(ignore_file) do |line|
next if line =~ /^#/
next if line =~ /^\w*$/
line.chomp!
results << Regexp.new(line)
end
end
results
end
def load_files_unless_basename(file_glob, result_array, ignore_regexes)
Dir[file_glob].each do |file|
skip = false
ignore_regexes.each do |exp|
skip = true if exp.match(file)
end
next if skip
file_basename = File.basename(file)
# If we've seen a file with this basename before, skip it.
unless result_array.detect { |f| File.basename(f) == file_basename }
result_array << file
end
end
end
end
end
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