Class: Inspec::Plugin::V2::Registry

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Singleton
Defined in:
lib/inspec/plugin/v2/registry.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Registry

Returns a new instance of Registry.



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# File 'lib/inspec/plugin/v2/registry.rb', line 21

def initialize
  @registry = {}
end

Instance Attribute Details

#registry ⇒ Object (readonly)

Returns the value of attribute registry.



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# File 'lib/inspec/plugin/v2/registry.rb', line 13

def registry
  @registry
end

Instance Method Details

#__reset ⇒ Object

Provided for test support. Purges the registry.



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# File 'lib/inspec/plugin/v2/registry.rb', line 81

def __reset
  @registry.clear
end

#any_load_failures? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inspec/plugin/v2/registry.rb', line 25

def any_load_failures?
  !plugin_statuses.select(&:load_exception).empty?
end

#find_activators(filters = {}) ⇒ Object

Finds Activators matching criteria (all optional) you specify as a Hash.

Parameters:

  • plugin_name (Symbol) —

    Restricts the search to the given plugin

  • plugin_type (Symbol) —

    Restricts the search to the given plugin type

  • activator_name (Symbol) —

    Name of the activator

  • implementation_class (Class) —

    Implementation class returned by an already-actived plugin type



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# File 'lib/inspec/plugin/v2/registry.rb', line 62

def find_activators(filters = {})
  plugin_statuses.map(&:activators).flatten.select do |act|
    [:plugin_name, :plugin_type, :activator_name, :implementation_class].all? do |criteria|
      !filters.key?(criteria) || act[criteria] == filters[criteria]
    end
  end
end

#find_status_by_class(klass) ⇒ Object 



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# File 'lib/inspec/plugin/v2/registry.rb', line 52

def find_status_by_class(klass)
  registry.values.detect { |status| status.plugin_class == klass }
end

#known_count ⇒ Object 



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# File 'lib/inspec/plugin/v2/registry.rb', line 40

def known_count
  registry.values.count
end

#loaded_count ⇒ Object 



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# File 'lib/inspec/plugin/v2/registry.rb', line 36

def loaded_count
  loaded_plugin_names.count
end

#loaded_plugin?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inspec/plugin/v2/registry.rb', line 29

def loaded_plugin?(name)
  # HACK: Status is normally the source of truth for loadedness, unless it is a train plugin; then the Train::Registry is the source of truth.
  # Also, InSpec registry is keyed on Symbols; Train is keyed on Strings.
  return registry.dig(name.to_sym, :loaded) unless name.to_s.start_with?('train-')
  Train::Plugins.registry.key?(name.to_s.sub(/^train-/, ''))
end

#loaded_plugin_names ⇒ Object 



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# File 'lib/inspec/plugin/v2/registry.rb', line 44

def loaded_plugin_names
  registry.keys.select { |name| loaded_plugin?(name) }
end

#path_based_plugin?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/inspec/plugin/v2/registry.rb', line 48

def path_based_plugin?(name)
  known_plugin?(name.to_sym) && registry[name.to_sym].installation_type == :path
end

#register(name, status) ⇒ Object Also known as: []= 



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# File 'lib/inspec/plugin/v2/registry.rb', line 70

def register(name, status)
  if known_plugin? name
    Inspec::Log.debug "PluginLoader: refusing to re-register plugin '#{name}': an existing plugin with that name was loaded via #{registry[name].installation_type}-loading from #{registry[name].entry_point}"
  else
    registry[name.to_sym] = status
  end
end