chef/cookbooks/bluepill/providers/service.rb
#
# Cookbook Name:: bluepill
# Provider:: service
#
# Copyright 2010, Opscode, Inc.
# Copyright 2012, Heavy Water Operations, LLC
#
# 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/mixin/shell_out"
require "chef/mixin/language"
include Chef::Mixin::ShellOut
action :enable do
config_file = ::File.join(node["bluepill"]["conf_dir"],
"#{new_resource.service_name}.pill")
unless @current_resource.enabled
link "#{node['bluepill']['init_dir']}/#{new_resource.service_name}" do
to node["bluepill"]["bin"]
only_if { ::File.exists?(config_file) }
end
case node[:platform_family]
when "rhel", "fedora", "freebsd"
template "#{node['bluepill']['init_dir']}/bluepill-#{new_resource.service_name}" do
source "bluepill_init.#{node[:platform_family]}.erb"
cookbook "bluepill"
owner "root"
group node["bluepill"]["group"]
mode "0755"
variables(
service_name: new_resource.service_name,
config_file: config_file
)
end
service "bluepill-#{new_resource.service_name}" do
action [:enable]
end
end
new_resource.updated_by_last_action(true)
end
end
action :load do
unless @current_resource.running
shell_out!(load_command)
new_resource.updated_by_last_action(true)
end
end
action :reload do
shell_out!(stop_command) if @current_resource.running
shell_out!(load_command)
new_resource.updated_by_last_action(true)
end
action :start do
unless @current_resource.running
shell_out!(start_command)
new_resource.updated_by_last_action(true)
end
end
action :disable do
if @current_resource.enabled
file "#{node['bluepill']['conf_dir']}/#{new_resource.service_name}.pill" do
action :delete
end
link "#{node['bluepill']['init_dir']}/#{new_resource.service_name}" do
action :delete
end
new_resource.updated_by_last_action(true)
end
end
action :stop do
if @current_resource.running
shell_out!(stop_command)
new_resource.updated_by_last_action(true)
end
end
action :restart do
if @current_resource.running
Chef::Log.debug "Restarting #{new_resource.service_name}"
shell_out!(restart_command)
new_resource.updated_by_last_action(true)
Chef::Log.debug "Restarted #{new_resource.service_name}"
end
end
def load_current_resource
@current_resource = Chef::Resource::BluepillService.new(new_resource.name)
@current_resource.service_name(new_resource.service_name)
Chef::Log.debug("Checking status of service #{new_resource.service_name}")
determine_current_status!
@current_resource
end
protected
def status_command
"#{node['bluepill']['bin']} #{new_resource.service_name} status"
end
def load_command
"#{node['bluepill']['bin']} load #{node['bluepill']['conf_dir']}/#{new_resource.service_name}.pill"
end
def start_command
"#{node['bluepill']['bin']} #{new_resource.service_name} start"
end
def stop_command
"#{node['bluepill']['bin']} #{new_resource.service_name} stop"
end
def restart_command
"#{node['bluepill']['bin']} #{new_resource.service_name} restart"
end
def determine_current_status!
service_running?
service_enabled?
end
def service_running?
begin
if shell_out(status_command).exitstatus == 0
@current_resource.running true
Chef::Log.debug("#{new_resource} is running")
end
rescue Mixlib::ShellOut::ShellCommandFailed, SystemCallError
@current_resource.running false
nil
end
end
def service_enabled?
if ::File.exists?("#{node['bluepill']['conf_dir']}/#{new_resource.service_name}.pill") &&
::File.symlink?("#{node['bluepill']['init_dir']}/#{new_resource.service_name}")
@current_resource.enabled true
else
@current_resource.enabled false
end
end