def METHOD_NAME():
  """
  Parse core-site.xml and store in _CORE_SITE_DICT
  """
  global _CORE_SITE_DICT
  global _CORE_SITE_PATH
  try:
    _CORE_SITE_PATH = get_config_root_hadoop('core-site.xml')
    data = open_file(_CORE_SITE_PATH, 'r').read()
  except IOError as err:
    if err.errno != errno.ENOENT:
      LOG.error('Cannot read from "%s": %s' % (_CORE_SITE_PATH, err))
      return
    # Keep going and make an empty ConfParse
    data = ""
  _CORE_SITE_DICT = confparse.ConfParse(data)