tosca_definitions_version: tosca_simple_yaml_1_0_0
node_types: 
  tosca.nodes.nfv.ext.LocalStorage: 
    derived_from: tosca.nodes.Root
    properties: 
      size: 
        type: string
        required: false
      disk_type: 
        type: string
        required: false
    capabilities: 
      local_attachment: 
        type: tosca.capabilities.nfv.ext.LocalAttachment