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

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

Direct Known Subclasses

Init, Macosx, Systemd, Upstart

Instance Attribute Summary collapse

Attributes inherited from Chef::Provider

#action, #after_resource, #current_resource, #logger, #new_resource, #recipe_name, #run_context

Instance Method Summary collapse

Methods inherited from Chef::Provider::Service

#disable_service, #enable_service, #initialize, #load_new_resource_state, #mask_service, #supports, #unmask_service, #user_services_requirements

Methods included from Chef::Platform::ServiceHelpers

#config_for_service, #service_resource_providers

Methods inherited from Chef::Provider

action, #action_nothing, #check_resource_semantics!, #cleanup_after_converge, #compile_and_converge_action, #converge_by, #converge_if_changed, #cookbook_name, #description, #events, include_resource_dsl?, include_resource_dsl_module, #initialize, #introduced, #load_after_resource, #node, #process_resource_requirements, provides, provides?, #requirements, #resource_collection, #resource_updated?, #run_action, #set_updated_status, supports?, use, use_inline_resources, #validate_required_properties!, #whyrun_mode?, #whyrun_supported?

Methods included from Mixin::LazyModuleInclude

#descendants, #include, #included

Methods included from Mixin::PowershellOut

#powershell_out, #powershell_out!

Methods included from Mixin::WindowsArchitectureHelper

#assert_valid_windows_architecture!, #disable_wow64_file_redirection, #forced_32bit_override_required?, #is_i386_process_on_x86_64_windows?, #node_supports_windows_architecture?, #node_windows_architecture, #restore_wow64_file_redirection, #valid_windows_architecture?, #with_os_architecture, #wow64_architecture_override_required?, #wow64_directory

Methods included from Mixin::PowershellExec

#powershell_exec, #powershell_exec!

Methods included from DSL::Powershell

#ps_credential

Methods included from DSL::RegistryHelper

#registry_data_exists?, #registry_get_subkeys, #registry_get_values, #registry_has_subkeys?, #registry_key_exists?, #registry_value_exists?

Methods included from DSL::ChefVault

#chef_vault, #chef_vault_item, #chef_vault_item_for_environment

Methods included from DSL::DataQuery

#data_bag, #data_bag_item, #search, #tagged?

Methods included from EncryptedDataBagItem::CheckEncrypted

#encrypted?

Methods included from DSL::PlatformIntrospection

#older_than_win_2012_or_8?, #platform?, #platform_family?, #value_for_platform, #value_for_platform_family

Methods included from Mixin::Provides

#provided_as, #provides, #provides?

Methods included from Mixin::DescendantsTracker

#descendants, descendants, #direct_descendants, direct_descendants, #find_descendants_by_name, find_descendants_by_name, #inherited, store_inherited

Methods included from DSL::Recipe

#exec, #have_resource_class_for?, #resource_class_for

Methods included from DSL::Definitions

add_definition, #evaluate_resource_definition, #has_resource_definition?

Methods included from DSL::Resources

add_resource_dsl, remove_resource_dsl

Methods included from DSL::Cheffish

load_cheffish

Methods included from DSL::RebootPending

#reboot_pending?

Methods included from DSL::IncludeRecipe

#include_recipe, #load_recipe

Methods included from Mixin::NotifyingBlock

#notifying_block, #subcontext_block

Methods included from DSL::DeclareResource

#build_resource, #declare_resource, #delete_resource, #delete_resource!, #edit_resource, #edit_resource!, #find_resource, #find_resource!, #resources, #with_run_context

Constructor Details

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

Instance Attribute Details

#status_load_successObject (readonly)

this must be subclassed to be useful so does not directly implement :service


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# File 'lib/chef/provider/service/simple.rb', line 29

def status_load_success
  @status_load_success
end

Instance Method Details

#define_resource_requirementsObject


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# File 'lib/chef/provider/service/simple.rb', line 51

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} 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} 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} 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} requires a reload_command be set in order to perform a reload"
  end

  requirements.assert(:all_actions) do |a|
    a.assertion do
      @new_resource.status_command || supports[:status] ||
        (!ps_cmd.nil? && !ps_cmd.empty?)
    end
    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 31

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 104

def reload_service
  shell_out!(@new_resource.reload_command, default_env: false)
end

#restart_serviceObject


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# File 'lib/chef/provider/service/simple.rb', line 94

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

#shared_resource_requirementsObject


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# File 'lib/chef/provider/service/simple.rb', line 43

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 86

def start_service
  shell_out!(@new_resource.start_command, default_env: false)
end

#stop_serviceObject


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# File 'lib/chef/provider/service/simple.rb', line 90

def stop_service
  shell_out!(@new_resource.stop_command, default_env: false)
end