Exnode Representation

Extends None

An Exnode is metadata describing a file. Chunks of a file are represented as Extents.

JSON Schema

See http://unis.crest.iu.edu/schema/exnode/6/exnode.

Attributes

The following table contains only the Exnode required attributes.

Name	Value	Description
id	string	The Exnode identifier.
selfRef	string	Self hyperlink reference for the Exnode.
mode	enum	The Exnode type: “file” or “directory”
parent	string	A hyperlink to the Exnode parent resource, or null.
created	integer	64-bit Integer timestamp of the Exnode creation date.
modified	integer	64-bit Integer timestamp of the Exnode modified date.
size	integer	Size of the file in bytes.
owner	string	User ID of file.
group	string	Group ID of file.
permission	string	File permission in owner-group-other rwx format, e.g 766 rwx-rw–rw-

Example::

The following is an Exnode resource example:

{
  "status": "UNKNOWN",
  "$schema": "http://unis.crest.iu.edu/schema/exnode/6/exnode#",
  "extents": [],
  "description": "",
  "parent": null,
  "permission": "644",
  "urn": "",
  "created": 1493065033787554,
  "selfRef": "http://dev.crest.iu.edu:8888/exnodes/752df622-8401-4725-aa20-a09676365c37",
  "modified": 0,
  "id": "752df622-8401-4725-aa20-a09676365c37",
  "ts": 1493065035968319,
  "owner": "kissel",
  "group": "kissel",
  "mode": "file",
  "size": 1048576000,
  "properties": {},
  "name": "temp"
}

Actions

TBD