# File lib/chef/provider/service/debian.rb, line 39 def define_resource_requirements # do not call super here, inherit only shared_requirements shared_resource_requirements requirements.assert(:all_actions) do |a| update_rcd = "/usr/sbin/update-rc.d" a.assertion { ::File.exists? update_rcd } a.failure_message Chef::Exceptions::Service, "#{update_rcd} does not exist!" # no whyrun recovery - this is a base system component of debian # distros and must be present end requirements.assert(:all_actions) do |a| a.assertion { @priority_success } a.failure_message Chef::Exceptions::Service, "/usr/sbin/update-rc.d -n -f #{@current_resource.service_name} failed - #{@rcd_status.inspect}" # This can happen if the service is not yet installed,so we'll fake it. a.whyrun ["Unable to determine priority of service, assuming service would have been correctly installed earlier in the run.", "Assigning temporary priorities to continue.", "If this service is not properly installed prior to this point, this will fail."] do temp_priorities = {"6"=>[:stop, "20"], "0"=>[:stop, "20"], "1"=>[:stop, "20"], "2"=>[:start, "20"], "3"=>[:start, "20"], "4"=>[:start, "20"], "5"=>[:start, "20"]} @current_resource.priority(temp_priorities) end end end
# File lib/chef/provider/service/debian.rb, line 123 def disable_service() if @new_resource.priority.is_a? Integer # Stop processes in reverse order of start using '100 - start_priority' run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} remove") run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} stop #{100 - @new_resource.priority} 2 3 4 5 .") elsif @new_resource.priority.is_a? Hash # we call the same command regardless of we're enabling or disabling # users passing a Hash are responsible for setting their own stop priorities set_priority() else # no priority, using '100 - 20 (update-rc.d default)' to stop in reverse order of start run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} remove") run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} stop 80 2 3 4 5 .") end end
# File lib/chef/provider/service/debian.rb, line 108 def enable_service() if @new_resource.priority.is_a? Integer run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} remove") run_command(:command => "/usr/sbin/update-rc.d #{@new_resource.service_name} defaults #{@new_resource.priority} #{100 - @new_resource.priority}") elsif @new_resource.priority.is_a? Hash # we call the same command regardless of we're enabling or disabling # users passing a Hash are responsible for setting their own start priorities set_priority() else # No priority, go with update-rc.d defaults run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} remove") run_command(:command => "/usr/sbin/update-rc.d #{@new_resource.service_name} defaults") end end
# File lib/chef/provider/service/debian.rb, line 69 def get_priority priority = {} @rcd_status = popen4("/usr/sbin/update-rc.d -n -f #{@current_resource.service_name} remove") do |pid, stdin, stdout, stderr| [stdout, stderr].each do |iop| iop.each_line do |line| if UPDATE_RC_D_PRIORITIES =~ line # priority[runlevel] = [ S|K, priority ] # S = Start, K = Kill # debian runlevels: 0 Halt, 1 Singleuser, 2 Multiuser, 3-5 == 2, 6 Reboot priority[$1] = [($2 == "S" ? :start : :stop), $3] end if line =~ UPDATE_RC_D_ENABLED_MATCHES enabled = true end end end end unless @rcd_status.exitstatus == 0 @priority_success = false end priority end
# File lib/chef/provider/service/debian.rb, line 30 def load_current_resource super @priority_success = true @rcd_status = nil @current_resource.priority(get_priority) @current_resource.enabled(service_currently_enabled?(@current_resource.priority)) @current_resource end
# File lib/chef/provider/service/debian.rb, line 95 def service_currently_enabled?(priority) enabled = false priority.each { |runlevel, arguments| Chef::Log.debug("#{@new_resource} runlevel #{runlevel}, action #{arguments[0]}, priority #{arguments[1]}") # if we are in a update-rc.d default startup runlevel && we start in this runlevel if (2..5).include?(runlevel.to_i) && arguments[0] == :start enabled = true end } enabled end
# File lib/chef/provider/service/debian.rb, line 139 def set_priority() args = "" @new_resource.priority.each do |level, o| action = o[0] priority = o[1] args += "#{action} #{priority} #{level} . " end run_command(:command => "/usr/sbin/update-rc.d -f #{@new_resource.service_name} remove") run_command(:command => "/usr/sbin/update-rc.d #{@new_resource.service_name} #{args}") end
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