def sync_all(self, req):
"""
:param req:
:return: it's a Asynchronous call. so return 202 on success. sync_all
api performs the storage device info, storage_pool,
volume etc. tasks on each registered storage device.
"""
ctxt = req.environ['delfin.context']
storages = db.storage_get_all(ctxt)
LOG.debug("Total {0} registered storages found in database".format(
len(storages)))
resource_count = len(resources.StorageResourceTask.__subclasses__())
for storage in storages:
try:
_set_synced_if_ok(ctxt, storage['id'], resource_count)
except exception.InvalidInput as e:
LOG.warn('Can not start new sync task for %s, reason is %s' %
(storage['id'], e.msg))
continue
else:
for subclass in \
resources.StorageResourceTask.__subclasses__():
self.task_rpcapi.sync_storage_resource(
ctxt, storage['id'],
subclass.__module__ + '.' + subclass.__name__)
def get_storage_from_parsed_alert(self, ctxt, storage, alert_model):
# If parse_alert sets 'serial_number' or 'storage_name' in the
# alert_model, we need to get corresponding storage details
# from the db and fill that in alert_model
storage_sn = alert_model.get('serial_number')
storage_name = alert_model.get('storage_name')
filters = {
"vendor": storage['vendor'],
"model": storage['model'],
}
try:
if storage_sn and storage_sn != storage['serial_number']:
filters['serial_number'] = storage_sn
elif storage_name and storage_name != storage['name']:
filters['name'] = storage_name
else:
return storage
storage_list = db.storage_get_all(ctxt, filters=filters)
if not storage_list:
msg = "Failed to get destination storage for SNMP Trap. " \
"Storage with serial number {} or storage name {} " \
"not found in DB".format(storage_sn, storage_name)
raise exception.AlertSourceNotFound(msg)
db.alert_source_get(ctxt, storage_list[0]['id'])
storage = storage_list[0]
except exception.AlertSourceNotFound:
LOG.info("Storage with serial number {} or name {} "
"is not registered for receiving "
"SNMP Trap".format(storage_sn, storage_name))
raise
return storage
def index(self, req):
ctxt = req.environ['delfin.context']
query_params = {}
query_params.update(req.GET)
# update options other than filters
sort_keys, sort_dirs = api_utils.get_sort_params(query_params)
marker, limit, offset = api_utils.get_pagination_params(query_params)
# strip out options except supported search options
api_utils.remove_invalid_options(ctxt, query_params,
self._get_storages_search_options())
storages = db.storage_get_all(ctxt, marker, limit, sort_keys,
sort_dirs, query_params, offset)
return storage_view.build_storages(storages)
def check_storage_repetition(context, storage):
if not storage:
raise exception.StorageBackendNotFound()
if not storage.get('serial_number'):
msg = _("Serial number should be provided by storage.")
raise exception.InvalidResults(msg)
filters = dict(serial_number=storage['serial_number'])
storage_list = db.storage_get_all(context, filters=filters)
if storage_list:
msg = (_("Failed to register storage. Reason: same serial number: "
"%s detected.") % storage['serial_number'])
LOG.error(msg)
raise exception.StorageAlreadyExists()