def RecreatePathing(self, pathing=None):
if not pathing:
pathing = config.CONFIG.Get("Datastore.pathing")
try:
self.path_regexes = [re.compile(path) for path in pathing]
self.pathing = pathing
except re.error:
raise data_store.Error("Invalid regular expression in Datastore.pathing")
def CheckResponseStatus(response):
"""Catch error conditions from the response and raise them."""
# Common case exit early.
if response.status == rdf_data_store.DataStoreResponse.Status.OK:
return response
elif (response.status ==
rdf_data_store.DataStoreResponse.Status.AUTHORIZATION_DENIED):
raise access_control.UnauthorizedAccess(response.status_desc,
response.failed_subject)
elif response.status == rdf_data_store.DataStoreResponse.Status.TIMEOUT_ERROR:
raise data_store.TimeoutError(response.status_desc)
elif (response.status ==
rdf_data_store.DataStoreResponse.Status.DATA_STORE_ERROR):
raise data_store.Error(response.status_desc)
raise data_store.Error("Unknown error %s" % response.status_desc)
def _TimestampToFilter(self, timestamp):
if timestamp == data_store.DataStore.ALL_TIMESTAMPS:
return None
if timestamp is None or timestamp == data_store.DataStore.NEWEST_TIMESTAMP:
# Latest value only
return row_filters.CellsColumnLimitFilter(1)
if isinstance(timestamp, tuple):
return row_filters.TimestampRangeFilter(
self._TimestampRangeFromTuple(timestamp))
raise data_store.Error("Invalid timestamp specification: %s." %
timestamp)