mirror of
https://github.com/codeninjasllc/discourse.git
synced 2024-11-28 18:17:29 -05:00
93 lines
2.9 KiB
Ruby
93 lines
2.9 KiB
Ruby
#
|
|
# Author:: Seth Chisamore <schisamo@opscode.com>
|
|
# Cookbook Name:: chef_handler
|
|
# Provider:: default
|
|
#
|
|
# Copyright:: 2011-2013, Opscode, Inc <legal@opscode.com>
|
|
#
|
|
# 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.
|
|
#
|
|
|
|
def whyrun_supported?
|
|
true
|
|
end
|
|
|
|
action :enable do
|
|
# use load instead of require to ensure the handler file
|
|
# is reloaded into memory each chef run. fixes COOK-620
|
|
handler = nil
|
|
converge_by("load #{@new_resource.source}") do
|
|
begin
|
|
Object.send(:remove_const, klass)
|
|
GC.start
|
|
rescue
|
|
Chef::Log.debug("#{@new_resource.class_name} has not been loaded.")
|
|
end
|
|
file_name = @new_resource.source
|
|
file_name << ".rb" unless file_name =~ /.*\.rb$/
|
|
load file_name
|
|
handler = klass.send(:new, *collect_args(@new_resource.arguments))
|
|
end
|
|
@new_resource.supports.each do |type, enable|
|
|
if enable
|
|
# we have to re-enable the handler every chef run
|
|
# to ensure daemonized Chef always has the latest
|
|
# handler code. TODO: add a :reload action
|
|
converge_by("enable #{@new_resource} as a #{type} handler") do
|
|
Chef::Log.info("Enabling #{@new_resource} as a #{type} handler")
|
|
Chef::Config.send("#{type}_handlers").delete_if { |v| v.class.to_s.include? @new_resource.class_name.split('::', 3).last }
|
|
Chef::Config.send("#{type}_handlers") << handler
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
action :disable do
|
|
@new_resource.supports.each_key do |type|
|
|
if enabled?(type)
|
|
converge_by("disable #{@new_resource} as a #{type} handler") do
|
|
Chef::Log.info("Disabling #{@new_resource} as a #{type} handler")
|
|
Chef::Config.send("#{type}_handlers").delete_if { |v| v.class.to_s.include? @new_resource.class_name.split('::', 3).last }
|
|
end
|
|
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 enabled?(type)
|
|
Chef::Config.send("#{type}_handlers").select do |handler|
|
|
handler.class.to_s.include? @new_resource.class_name
|
|
end.size >= 1
|
|
end
|
|
|
|
def collect_args(resource_args = [])
|
|
if resource_args.is_a? Array
|
|
resource_args
|
|
else
|
|
[resource_args]
|
|
end
|
|
end
|
|
|
|
def klass
|
|
@klass ||= begin
|
|
@new_resource.class_name.split('::').inject(Kernel) { |scope, const_name| scope.const_get(const_name) }
|
|
end
|
|
end
|