Module: CORL::Util::Puppet

Defined in:
lib/core/util/puppet.rb,
lib/core/util/puppet/resource.rb,
lib/core/util/puppet/resource_group.rb

Defined Under Namespace

Classes: Resource, ResourceGroup

Constant Summary collapse

@@register =

Plugins

{}

Class Method Summary collapse

Class Method Details

.add(type_name, resources, defaults = {}, options = {}) ⇒ Object

Catalog alterations



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# File 'lib/core/util/puppet.rb', line 88

def self.add(type_name, resources, defaults = {}, options = {})
  config  = Config.ensure(options)
  
  puppet_scope = config.get(:puppet_scope, nil)    
  return unless puppet_scope
  
  info = type_info(type_name, options)
  
  if config.get(:debug, false)
    CORL.ui.info("\n", { :prefix => false })
    CORL.ui_group(Util::Console.purple(info[:name])) do |ui|
      ui.info("-----------------------------------------------------")
    end
  end   
  ResourceGroup.new(info, defaults).add(resources, config)
end

.add_class(title, properties, options = {}) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 139

def self.add_class(title, properties, options = {})
  config       = Config.ensure(options)    
  puppet_scope = config.get(:puppet_scope, nil)
      
  if puppet_scope
    klass = puppet_scope.find_hostclass(title)
    return unless klass
    
    debug_resource(config, title, properties)
    klass.ensure_in_catalog(puppet_scope, properties)
    puppet_scope.catalog.add_class(title)
  end  
end

.add_definition(type, title, properties, options = {}) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 155

def self.add_definition(type, title, properties, options = {})
  config = Config.ensure(options)
  
  puppet_scope = config.get(:puppet_scope, nil)    
  return unless puppet_scope
      
  type = type_info(type, config) if type.is_a?(String)
      
  resource          = ::Puppet::Parser::Resource.new(type[:name], title, :scope => puppet_scope, :source => type[:resource])
  resource.virtual  = type[:virtual]
  resource.exported = type[:exported]
  
  namevar       = namevar(type[:name], title).to_sym
  resource_name = properties.has_key?(namevar) ? properties[namevar] : title
  properties    = { :name => resource_name }.merge(properties)
  
  properties.each do |key, value|
    resource.set_parameter(key, value)
  end
  if type[:type] == :define
    type[:resource].instantiate_resource(puppet_scope, resource)
  end
  
  debug_resource(config, title, properties)
  puppet_scope.compiler.add_resource(puppet_scope, resource)
end

.add_resource(type, title, properties, options = {}) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 107

def self.add_resource(type, title, properties, options = {})
  config  = Config.ensure(options)
  
  puppet_scope = config.get(:puppet_scope, nil)    
  return unless puppet_scope
  
  if type.is_a?(String)
    type = type_info(type, config)
  end
  
  display_name = puppet_scope.parent_module_name ? puppet_scope.parent_module_name : 'toplevel'
  
  case type[:type]
  when :type, :define
    CORL.ui_group(Util::Console.cyan(display_name)) do |ui|
      rendered_title    = Util::Console.blue(title)
      rendered_resource = Util::Console.green("#{type_name(type[:name])}[#{rendered_title}]")
      ui.info("Adding #{rendered_resource}")
    end
    add_definition(type, title, properties, config)
  when :class
    CORL.ui_group(Util::Console.cyan(display_name)) do |ui|
      rendered_title    = Util::Console.blue(title)
      rendered_resource = Util::Console.green("Class[#{rendered_title}]")
      ui.info("Adding #{rendered_resource}")
    end
    add_class(title, properties, config)
  end
end

.debug_resource(config, title, properties) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 344

def self.debug_resource(config, title, properties)
  if config.get(:debug, false)
    CORL.ui_group(Util::Console.cyan(title.to_s)) do |ui|
      dump = Util::Console.green(Util::Data.to_json(properties, true))        
      
      ui.info(":\n#{dump}")
      ui.info("\n", { :prefix => false })       
    end
  end
end

.each_module(options = {}, &code) ⇒ Object

Utilities



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# File 'lib/core/util/puppet.rb', line 303

def self.each_module(options = {}, &code)
  config = Config.ensure(options)
  values = []
  
  puppet_scope = config.get(:puppet_scope, nil)  
  return nil unless puppet_scope
  
  puppet_scope.compiler.environment.modules.each do |mod|
    values << code.call(mod)
  end
  values
end

.import(files, options = {}) ⇒ Object

–



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# File 'lib/core/util/puppet.rb', line 184

def self.import(files, options = {})
  config = Config.ensure(options)    
  
  puppet_scope = config.get(:puppet_scope, nil)  
  return unless puppet_scope
  
  if types = puppet_scope.environment.known_resource_types
    Util::Data.array(files).each do |file|
      types.loader.import(file, config.get(:puppet_import_base, nil))
    end
  end
end

.include(resource_name, properties = {}, options = {}) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 199

def self.include(resource_name, properties = {}, options = {})
  config     = Config.ensure(options)
  class_data = {}
      
  puppet_scope = config.get(:puppet_scope, nil)
  return false unless puppet_scope
  
  display_name = puppet_scope.parent_module_name ? puppet_scope.parent_module_name : 'toplevel'
  
  if resource_name.is_a?(Array)
    resource_name = resource_name.flatten
  else
    resource_name = [ resource_name ]
  end
  
  resource_name.each do |name|
    classes = Config.lookup(name, nil, config)
    if classes.is_a?(Array)
      classes.each do |klass|
        CORL.ui_group(Util::Console.cyan(display_name)) do |ui|
          rendered_klass    = Util::Console.blue(klass)
          rendered_resource = Util::Console.green("Class[#{rendered_klass}]")
          ui.info("Including #{rendered_resource}")
        end
        class_data[klass] = properties
      end
    end
  end
  
  if config.get(:debug, false)      
    CORL.ui.info("\n", { :prefix => false })
    CORL.ui_group(Util::Console.cyan("#{display_name} include")) do |ui|
      ui.info("-----------------------------------------------------")
      
      dump = Util::Console.green(Util::Data.to_json(class_data, true))        
      
      ui.info(":\n#{dump}")
      ui.info("\n", { :prefix => false }) 
    end
  end
  
  klasses = puppet_scope.compiler.evaluate_classes(class_data, puppet_scope, false)
  missing = class_data.keys.find_all do |klass|
    ! klasses.include?(klass)
  end
  return false unless missing.empty?
  true
end

.logger ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 6

def self.logger
  CORL.logger
end

.lookup(property, default = nil, options = {}) ⇒ Object

Lookup



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# File 'lib/core/util/puppet.rb', line 251

def self.lookup(property, default = nil, options = {})
  config = Config.ensure(options)
  value  = nil
  
  puppet_scope   = config.get(:puppet_scope, nil)    
  base_names     = config.get(:search, nil)     
  search_name    = config.get(:search_name, true)
  reverse_lookup = config.get(:reverse_lookup, true)
  
  return default unless puppet_scope
  
  log_level = ::Puppet::Util::Log.level
  ::Puppet::Util::Log.level = :err # Don't want failed parameter lookup warnings here.
    
  if base_names
    if base_names.is_a?(String)
      base_names = [ base_names ]
    end
    base_names = base_names.reverse if reverse_lookup
      
    base_names.each do |base|
      search_property_name = "#{base}::#{property}"
      
      value = puppet_scope.lookupvar("::#{search_property_name}")
      Config.debug_lookup(config, search_property_name, value, "Puppet override lookup")
      
      break unless value.nil?  
    end
  end
  if value.nil?
    components = property.to_s.split('::')
    
    if components.length > 1
      components          += [ 'default', components.pop ]
      search_property_name = components.flatten.join('::')
      
      value = puppet_scope.lookupvar("::#{search_property_name}")
      Config.debug_lookup(config, search_property_name, value, "Puppet default lookup")
    end
  end
  if value.nil? && search_name
    value = puppet_scope.lookupvar("::#{property}")
    Config.debug_lookup(config, property, value, "Puppet name lookup")
  end
  
  ::Puppet::Util::Log.level = log_level
  value      
end

.namevar(type_name, resource_name) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 332

def self.namevar(type_name, resource_name)
  resource = ::Puppet::Resource.new(type_name.sub(/^\@?\@/, ''), resource_name)
  
  if resource.builtin_type? and type = resource.resource_type and type.key_attributes.length == 1
    type.key_attributes.first.to_s
  else
    'name'
  end
end

.register_plugins(options = {}) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 17

def self.register_plugins(options = {})
  config = Config.ensure(options)
  
  puppet_scope = config.get(:puppet_scope, nil)
  return unless puppet_scope
  
  each_module(config) do |mod|
    unless @@register.has_key?(mod.path)
      lib_dir = File.join(mod.path, 'lib')
      if File.directory?(lib_dir)
        logger.debug("Registering Puppet module at #{lib_dir}")
        CORL.register(lib_dir)
        @@register[mod.path] = true
      end
    end
  end
end

.to_name(name) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 318

def self.to_name(name)
  Util::Data.value(name).to_s.gsub(/[\/\\\-\.]/, '_')
end

.type_info(type_name, options = {}) ⇒ Object

Resources



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# File 'lib/core/util/puppet.rb', line 38

def self.type_info(type_name, options = {})
  config = Config.ensure(options)
  reset  = config.get(:reset, false)
  
  puppet_scope = config.get(:puppet_scope, nil)
  return nil unless puppet_scope
  
  type_name = type_name.to_s.downcase
  type_info = config.get(:type_info, {})
  
  if reset || ! type_info.has_key?(type_name)    
    resource_type = nil       
    type_exported, type_virtual = false
      
    if type_name.start_with?('@@')
      type_name     = type_name[2..-1]
      type_exported = true
        
    elsif type_name.start_with?('@')
      type_name    = type_name[1..-1]
      type_virtual = true
    end
      
    if type_name == 'class'
      resource_type = :class
    else
      if resource = ::Puppet::Type.type(type_name.to_sym)
        resource_type = :type
          
      elsif resource = puppet_scope.find_definition(type_name)
        resource_type = :define
      end
    end
    
    type_info[type_name] = {
      :name     => type_name, 
      :type     => resource_type, 
      :resource => resource, 
      :exported => type_exported, 
      :virtual  => type_virtual 
    }
    config.set(:type_info, type_info)
  end
  
  type_info[type_name]  
end

.type_name(value) ⇒ Object 



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# File 'lib/core/util/puppet.rb', line 324

def self.type_name(value)
  return :main if value == :main
  return "Class" if value == "" or value.nil? or value.to_s.downcase == "component"
  value.to_s.split("::").collect { |s| s.capitalize }.join("::")
end