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#
# Author:: Prajakta Purohit (<prajakta@chef.io>)
# Author:: Lamont Granquist (<lamont@chef.io>)
#
# Copyright:: Copyright 2011-2016, Chef Software Inc.
#
# 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/config"
require "chef/log"
require "chef/resource/file"
require "chef/mixin/checksum"
require "chef/provider"
require "etc"
require "fileutils"
require "chef/scan_access_control"
require "chef/win32/registry"
class Chef
class Provider
class RegistryKey < Chef::Provider
provides :registry_key
include Chef::Mixin::Checksum
def whyrun_supported?
true
end
def running_on_windows!
unless Chef::Platform.windows?
raise Chef::Exceptions::Win32NotWindows, "Attempt to manipulate the windows registry on a non-windows node"
end
end
def load_current_resource
running_on_windows!
@current_resource ||= Chef::Resource::RegistryKey.new(@new_resource.key, run_context)
@current_resource.key(@new_resource.key)
@current_resource.architecture(@new_resource.architecture)
@current_resource.recursive(@new_resource.recursive)
if registry.key_exists?(@new_resource.key)
@current_resource.values(registry.get_values(@new_resource.key))
end
values_to_hash(@current_resource.unscrubbed_values)
@current_resource
end
def registry
@registry ||= Chef::Win32::Registry.new(@run_context, @new_resource.architecture)
end
def values_to_hash(values)
if values
@name_hash = Hash[values.map { |val| [val[:name].downcase, val] }]
else
@name_hash = {}
end
end
def define_resource_requirements
requirements.assert(:create, :create_if_missing, :delete, :delete_key) do |a|
a.assertion{ registry.hive_exists?(@new_resource.key) }
a.failure_message(Chef::Exceptions::Win32RegHiveMissing, "Hive #{@new_resource.key.split("\\").shift} does not exist")
end
requirements.assert(:create) do |a|
a.assertion{ registry.key_exists?(@new_resource.key) }
a.whyrun("Key #{@new_resource.key} does not exist. Unless it would have been created before, attempt to modify its values would fail.")
end
requirements.assert(:create, :create_if_missing) do |a|
#If keys missing in the path and recursive == false
a.assertion{ !registry.keys_missing?(@current_resource.key) || @new_resource.recursive }
a.failure_message(Chef::Exceptions::Win32RegNoRecursive, "Intermediate keys missing but recursive is set to false")
a.whyrun("Intermediate keys in #{@new_resource.key} go not exist. Unless they would have been created earlier, attempt to modify them would fail.")
end
requirements.assert(:delete_key) do |a|
#If key to be deleted has subkeys but recurssive == false
a.assertion{ !registry.key_exists?(@new_resource.key) || !registry.has_subkeys?(@new_resource.key) || @new_resource.recursive }
a.failure_message(Chef::Exceptions::Win32RegNoRecursive, "#{@new_resource.key} has subkeys but recursive is set to false.")
a.whyrun("#{@current_resource.key} has subkeys, but recursive is set to false. attempt to delete would fails unless subkeys were deleted prior to this action.")
end
end
def action_create
unless registry.key_exists?(@current_resource.key)
converge_by("create key #{@new_resource.key}") do
registry.create_key(@new_resource.key, @new_resource.recursive)
end
end
@new_resource.unscrubbed_values.each do |value|
if @name_hash.has_key?(value[:name].downcase)
current_value = @name_hash[value[:name].downcase]
unless current_value[:type] == value[:type] && current_value[:data] == value[:data]
converge_by("set value #{value}") do
registry.set_value(@new_resource.key, value)
end
end
else
converge_by("set value #{value}") do
registry.set_value(@new_resource.key, value)
end
end
end
end
def action_create_if_missing
unless registry.key_exists?(@new_resource.key)
converge_by("create key #{@new_resource.key}") do
registry.create_key(@new_resource.key, @new_resource.recursive)
end
end
@new_resource.unscrubbed_values.each do |value|
unless @name_hash.has_key?(value[:name].downcase)
converge_by("create value #{value}") do
registry.set_value(@new_resource.key, value)
end
end
end
end
def action_delete
if registry.key_exists?(@new_resource.key)
@new_resource.unscrubbed_values.each do |value|
if @name_hash.has_key?(value[:name].downcase)
converge_by("delete value #{value}") do
registry.delete_value(@new_resource.key, value)
end
end
end
end
end
def action_delete_key
if registry.key_exists?(@new_resource.key)
converge_by("delete key #{@new_resource.key}") do
registry.delete_key(@new_resource.key, @new_resource.recursive)
end
end
end
end
end
end
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