Method: CloudFormationTool::CloudFormation#load_files

Defined in:

lib/cloud_formation_tool/cloud_formation.rb

#load_files(data, restype = nil) ⇒ Object

# File 'lib/cloud_formation_tool/cloud_formation.rb', line 186

def load_files(data, restype = nil)
  case data
  when Array
    data.collect { |data| load_files(data, restype) }
  when Hash
    # remember the current resource type
    restype = data['Type'] if restype.nil? and data.key?('Type')
    data.inject({}) do |dict, (key, val)|
      dict[key] = case restype
        when 'AWS::AutoScaling::LaunchConfiguration', 'AWS::EC2::LaunchTemplate'
          if (key == "UserData") and (val["File"]) 
            # Support LaunchConfiguration UserData from file
            CloudInit.new("#{@basedir}/#{val["File"]}").to_base64
          elsif (key == "UserData") and (val["FileTemplate"]) 
            # Support LaunchConfiguration UserData from file with substitutions
            { "Fn::Base64" => { "Fn::Sub" => CloudInit.new("#{@basedir}/#{val["FileTemplate"]}").compile } }
          else
            load_files(val, restype)
          end
        when 'AWS::Lambda::Function'
          if key == 'Code'
            LambdaCode.new(val, self, data['Runtime']).to_cloudformation
          else
            load_files(val, restype)
          end
        when 'AWS::CloudFormation::Stack'
          if key == 'Properties' and val.key?('Template')
            NestedStack.new(val, self).to_cloudformation
          else
            load_files(val, restype)
          end
        else
          load_files(val, restype)
      end
      dict
    end
  else
    data
  end
end