Class: Bolt::Catalog

Inherits:
Object
  • Object
show all
Defined in:
lib/bolt/catalog.rb

Instance Method Summary collapse

Constructor Details

#initialize(log_level = 'debug') ⇒ Catalog

Returns a new instance of Catalog.



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# File 'lib/bolt/catalog.rb', line 18

def initialize(log_level = 'debug')
  @log_level = log_level
end

Instance Method Details

#compile_catalog(request) ⇒ Object 



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# File 'lib/bolt/catalog.rb', line 66

def compile_catalog(request)
  pal_main = request['code_ast'] || request['code_string']
  target = request['target']
  pdb_client = Bolt::PuppetDB::Client.new(Bolt::PuppetDB::Config.new(request['pdb_config']))
  options = request['puppet_config'] || {}

  with_puppet_settings(request['hiera_config']) do
    Puppet[:rich_data] = true
    Puppet[:node_name_value] = target['name']
    env_conf = { modulepath: request['modulepath'] || [],
                 facts: target['facts'] || {} }
    env_conf[:variables] = request['future'] ? {} : target['variables']
    Puppet::Pal.in_tmp_environment('bolt_catalog', env_conf) do |pal|
      inv = if request['future']
              Bolt::ApplyInventory.new(request['config'])
            else
              setup_inventory(request['inventory'])
            end
      Puppet.override(bolt_pdb_client: pdb_client,
                      bolt_inventory: inv) do
        Puppet.lookup(:pal_current_node).trusted_data = target['trusted']
        pal.with_catalog_compiler do |compiler|
          if request['future']
            # This needs to happen inside the catalog compiler so loaders are initialized for loading
            vars = Puppet::Pops::Serialization::FromDataConverter.convert(request['plan_vars'])
            pal.send(:add_variables, compiler.send(:topscope), vars.merge(target['variables']))
          end

          # Configure language strictness in the CatalogCompiler. We want Bolt to be able
          # to compile most Puppet 4+ manifests, so we default to allowing deprecated functions.
          Puppet[:strict] = options['strict'] || :warning
          Puppet[:strict_variables] = options['strict_variables'] || false
          ast = Puppet::Pops::Serialization::FromDataConverter.convert(pal_main)
          # This will be a Program when running via `bolt apply`, but will
          # only be a subset of the AST when compiling an apply block in a
          # plan. In that case, we need to discover the definitions (which
          # would ordinarily be stored on the Program) and construct a Program object.
          unless ast.is_a?(Puppet::Pops::Model::Program)
            # Node definitions must be at the top level of the apply block.
            # That means the apply body either a) consists of just a
            # NodeDefinition, b) consists of a BlockExpression which may
            # contain NodeDefinitions, or c) doesn't contain NodeDefinitions.
            definitions = if ast.is_a?(Puppet::Pops::Model::BlockExpression)
                            ast.statements.select { |st| st.is_a?(Puppet::Pops::Model::NodeDefinition) }
                          elsif ast.is_a?(Puppet::Pops::Model::NodeDefinition)
                            [ast]
                          else
                            []
                          end
            ast = Puppet::Pops::Model::Factory.PROGRAM(ast, definitions, ast.locator).model
          end
          compiler.evaluate(ast)
          compiler.instance_variable_get(:@internal_compiler).send(:evaluate_ast_node)
          compiler.compile_additions
          compiler.with_json_encoding(&:encode)
        end
      end
    end
  end
end

#generate_ast(code, filename = nil) ⇒ Object 



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# File 'lib/bolt/catalog.rb', line 43

def generate_ast(code, filename = nil)
  with_puppet_settings do
    Puppet::Pal.in_tmp_environment("bolt_parse") do |pal|
      pal.with_catalog_compiler do |compiler|
        ast = compiler.parse_string(code, filename)
        Puppet::Pops::Serialization::ToDataConverter.convert(ast,
                                                             rich_data: true,
                                                             symbol_to_string: true)
      end
    end
  end
end

#setup_inventory(inventory) ⇒ Object 



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# File 'lib/bolt/catalog.rb', line 56

def setup_inventory(inventory)
  config = Bolt::Config.default
  config.overwrite_transport_data(inventory['config']['transport'],
                                  Bolt::Util.symbolize_top_level_keys(inventory['config']['transports']))

  Bolt::Inventory.new(inventory['data'],
                      config,
                      Bolt::Util.symbolize_top_level_keys(inventory['target_hash']))
end

#with_puppet_settings(hiera_config = {}) ⇒ Object 



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# File 'lib/bolt/catalog.rb', line 22

def with_puppet_settings(hiera_config = {})
  Dir.mktmpdir('bolt') do |dir|
    cli = []
    Puppet::Settings::REQUIRED_APP_SETTINGS.each do |setting|
      cli << "--#{setting}" << dir
    end
    Puppet.settings.send(:clear_everything_for_tests)
    # Override module locations, Bolt includes vendored modules in its internal modulepath.
    Puppet.settings.override_default(:basemodulepath, '')
    Puppet.settings.override_default(:vendormoduledir, '')

    Puppet.initialize_settings(cli)
    Puppet.settings[:hiera_config] = hiera_config

    # Use a special logdest that serializes all log messages and their level to stderr.
    Puppet::Util::Log.newdestination(:stderr)
    Puppet.settings[:log_level] = @log_level
    yield
  end
end