2016-02-19 18:09:49 +01:00

77 lines
2.1 KiB
Ruby

#
# Author:: Seth Chisamore <schisamo@chef.io>
# Cookbook Name:: chef_handler
# Provider:: default
#
# Copyright:: 2011-2016, Chef Software, Inc <legal@chef.io>
#
# 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.
#
include ::ChefHandler::Helpers
def whyrun_supported?
true
end
# This action needs to find an rb file that presumably contains the indicated class in it and the
# load that file. It then instantiates that class by name and registers it as a handler.
action :enable do
class_name = new_resource.class_name
new_resource.supports.each do |type, enable|
next unless enable
converge_by("disable #{class_name} as a #{type} handler") do
unregister_handler(type, class_name)
end
end
handler = nil
converge_by("load #{class_name} from #{new_resource.source}") do
require new_resource.source
_, klass = get_class(class_name)
handler = klass.send(:new, *collect_args(new_resource.arguments))
end
new_resource.supports.each do |type, enable|
next unless enable
converge_by("enable #{new_resource} as a #{type} handler") do
register_handler(type, handler)
end
end
end
action :disable do
new_resource.supports.each_key do |type|
converge_by("disable #{new_resource} as a #{type} handler") do
unregister_handler(type, new_resource.class_name)
end
end
end
def load_current_resource
@current_resource = Chef::Resource::ChefHandler.new(new_resource.name)
@current_resource.class_name(new_resource.class_name)
@current_resource.source(new_resource.source)
@current_resource
end
private
def collect_args(resource_args = [])
if resource_args.is_a? Array
resource_args
else
[resource_args]
end
end