Class: Chef::Provider::Service::Simple

Inherits:
Chef::Provider::Service show all
Includes:
Mixin::ShellOut
Defined in:
lib/chef/provider/service/simple.rb

Direct Known Subclasses

Init, Macosx, Systemd, Upstart

Constant Summary

Constants included from Mixin::ShellOut

Mixin::ShellOut::DEPRECATED_OPTIONS

Instance Attribute Summary

Attributes inherited from Chef::Provider

#action, #current_resource, #new_resource, #run_context

Instance Method Summary collapse

Methods included from Mixin::ShellOut

#run_command_compatible_options, #shell_out, #shell_out!

Methods inherited from Chef::Provider::Service

#action_disable, #action_enable, #action_reload, #action_restart, #action_start, #action_stop, #disable_service, #enable_service, #initialize, #load_new_resource_state

Methods included from Mixin::Command

#chdir_or_tmpdir, #handle_command_failures, #output_of_command, #run_command, #run_command_with_systems_locale

Methods included from Mixin::Command::Unix

#popen4

Methods included from Mixin::Command::Windows

#popen4

Methods inherited from Chef::Provider

#action_nothing, build_from_file, #cleanup_after_converge, #converge, #cookbook_name, #events, #initialize, #node, #process_resource_requirements, #requirements, #resource_collection, #run_action, #whyrun_mode?

Methods included from Mixin::ConvertToClassName

#convert_to_class_name, #convert_to_snake_case, #filename_to_qualified_string, #snake_case_basename

Methods included from Mixin::EnforceOwnershipAndPermissions

#access_controls, #enforce_ownership_and_permissions

Methods included from Mixin::RecipeDefinitionDSLCore

#method_missing

Methods included from Mixin::Language

#data_bag, #data_bag_item, #platform?, #platform_family?, #search, #value_for_platform, #value_for_platform_family

Constructor Details

This class inherits a constructor from Chef::Provider::Service

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Chef::Mixin::RecipeDefinitionDSLCore

Instance Method Details

#define_resource_requirementsObject


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# File 'lib/chef/provider/service/simple.rb', line 54

def define_resource_requirements
  # FIXME? need reload from service.rb
  shared_resource_requirements
  requirements.assert(:start) do |a|
    a.assertion { @new_resource.start_command }
    a.failure_message Chef::Exceptions::Service, "#{self.to_s} requires that start_command be set"
  end
  requirements.assert(:stop) do |a|
    a.assertion { @new_resource.stop_command }
    a.failure_message Chef::Exceptions::Service, "#{self.to_s} requires that stop_command be set"
  end

  requirements.assert(:restart) do |a|
    a.assertion { @new_resource.restart_command  || ( @new_resource.start_command && @new_resource.stop_command ) }
    a.failure_message Chef::Exceptions::Service, "#{self.to_s} requires a restart_command or both start_command and stop_command be set in order to perform a restart"
  end

  requirements.assert(:reload) do |a|
    a.assertion { @new_resource.reload_command }
    a.failure_message Chef::Exceptions::UnsupportedAction, "#{self.to_s} requires a reload_command be set in order to perform a reload"
  end

  requirements.assert(:all_actions) do |a|
    a.assertion { @new_resource.status_command or @new_resource.supports[:status] or 
      (!ps_cmd.nil? and !ps_cmd.empty?) } 
    a.failure_message Chef::Exceptions::Service, "#{@new_resource} could not determine how to inspect the process table, please set this node's 'command.ps' attribute"
  end
  requirements.assert(:all_actions) do |a| 
    a.assertion { !@ps_command_failed } 
    a.failure_message Chef::Exceptions::Service, "Command #{ps_cmd} failed to execute, cannot determine service current status"
  end
end

#load_current_resourceObject


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# File 'lib/chef/provider/service/simple.rb', line 30

def load_current_resource
  @current_resource = Chef::Resource::Service.new(@new_resource.name)
  @current_resource.service_name(@new_resource.service_name)

  @status_load_success = true
  @ps_command_failed = false

  determine_current_status!

  @current_resource
end

#reload_serviceObject


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# File 'lib/chef/provider/service/simple.rb', line 105

def reload_service
  shell_out!(@new_resource.reload_command)
end

#restart_serviceObject


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# File 'lib/chef/provider/service/simple.rb', line 95

def restart_service
  if @new_resource.restart_command
    shell_out!(@new_resource.restart_command)
  else
    stop_service
    sleep 1
    start_service
  end
end

#shared_resource_requirementsObject


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# File 'lib/chef/provider/service/simple.rb', line 46

def shared_resource_requirements
  super
  requirements.assert(:all_actions) do |a| 
    a.assertion { @status_load_success } 
    a.whyrun ["Service status not available. Assuming a prior action would have installed the service.", "Assuming status of not running."]
  end
end

#start_serviceObject


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# File 'lib/chef/provider/service/simple.rb', line 87

def start_service
  shell_out!(@new_resource.start_command)
end

#stop_serviceObject


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# File 'lib/chef/provider/service/simple.rb', line 91

def stop_service
  shell_out!(@new_resource.stop_command)
end

#whyrun_supported?Boolean

Returns:

  • (Boolean)

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# File 'lib/chef/provider/service/simple.rb', line 42

def whyrun_supported?
  true
end