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#
# Author:: Adam Edwards (<adamed@chef.io>)
#
# Copyright:: Copyright 2014-2016, 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/dsl/powershell"
class Chef
class Resource
# The dsc_resource resource allows any DSC resource to be used in a Chef recipe, as well as any custom resources
# that have been added to your Windows PowerShell environment. Microsoft frequently adds new resources to the DSC
# resource collection.
#
# @since 12.2
class DscResource < Chef::Resource
provides :dsc_resource, os: "windows"
# This class will check if the object responds to
# to_text. If it does, it will call that as opposed
# to inspect. This is useful for properties that hold
# objects such as PsCredential, where we do not want
# to dump the actual ivars
class ToTextHash < Hash
def to_text
descriptions = map do |(property, obj)|
obj_text = if obj.respond_to?(:to_text)
obj.to_text
else
obj.inspect
end
"#{property}=>#{obj_text}"
end
"{#{descriptions.join(', ')}}"
end
end
include Chef::DSL::Powershell
default_action :run
def initialize(name, run_context)
super
@properties = ToTextHash.new
@resource = nil
@reboot_action = :nothing
end
def resource(value = nil)
if value
@resource = value
else
@resource
end
end
def module_name(value = nil)
if value
@module_name = value
else
@module_name
end
end
def module_version(arg = nil)
set_or_return(
:module_version,
arg,
:kind_of => [ String ]
)
end
def property(property_name, value = nil)
if not property_name.is_a?(Symbol)
raise TypeError, "A property name of type Symbol must be specified, '#{property_name}' of type #{property_name.class} was given"
end
if value.nil?
value_of(@properties[property_name])
else
@properties[property_name] = value
end
end
def properties
@properties.reduce({}) do |memo, (k, v)|
memo[k] = value_of(v)
memo
end
end
# This property takes the action message for the reboot resource
# If the set method of the DSC resource indicate that a reboot
# is necessary, reboot_action provides the mechanism for a reboot to
# be requested.
def reboot_action(value = nil)
if value
@reboot_action = value
else
@reboot_action
end
end
def timeout(arg = nil)
set_or_return(
:timeout,
arg,
:kind_of => [ Integer ]
)
end
private
def value_of(value)
if value.is_a?(DelayedEvaluator)
value.call
else
value
end
end
end
end
end
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