Contents

Puppet::Parser::Functions::newfunction(:create_resources, :doc => '
Converts a hash into a set of resources and adds them to the catalog.
Takes two parameters:
  create_resource($type, $resources)
    Creates resources of type $type from the $resources hash. Assumes that
    hash is in the following form:
     {title=>{parameters}}
  This is currently tested for defined resources, classes, as well as native types
') do |args|
  raise ArgumentError, ("create_resources(): wrong number of arguments (#{args.length}; must be 2)") if args.length != 2
  #raise ArgumentError, 'requires resource type and param hash' if args.size < 2
  # figure out what kind of resource we are
  type_of_resource = nil
  type_name = args[0].downcase
  if type_name == 'class'
    type_of_resource = :class
  else
    if resource = Puppet::Type.type(type_name.to_sym)
      type_of_resource = :type
    elsif resource = find_definition(type_name.downcase)
      type_of_resource = :define
    else 
      raise ArgumentError, "could not create resource of unknown type #{type_name}"
    end
  end
  # iterate through the resources to create
  args[1].each do |title, params|
    raise ArgumentError, 'params should not contain title' if(params['title'])
    case type_of_resource
    # JJM The only difference between a type and a define is the call to instantiate_resource
    # for a defined type.
    when :type, :define
      p_resource = Puppet::Parser::Resource.new(type_name, title, :scope => self, :source => resource)
      params.merge(:name => title).each do |k,v|
        p_resource.set_parameter(k,v)
      end
      if type_of_resource == :define then
        resource.instantiate_resource(self, p_resource)
      end
      compiler.add_resource(self, p_resource)
    when :class
      klass = find_hostclass(title)
      raise ArgumentError, "could not find hostclass #{title}" unless klass
      klass.ensure_in_catalog(self, params)
      compiler.catalog.add_class([title])
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
puppet-2.7.3	lib/puppet/parser/functions/create_resources.rb