def test_unlimited_volumes(self):
self.flags(quota_volumes=10, quota_gigabytes=-1)
volumes = quota.allowed_volumes(self.context, 100, 1)
self.assertEqual(volumes, 10)
db.quota_create(self.context, self.project_id, 'volumes', -1)
volumes = quota.allowed_volumes(self.context, 100, 1)
self.assertEqual(volumes, 100)
volumes = quota.allowed_volumes(self.context, 101, 1)
self.assertEqual(volumes, 101)
def create(self, context, size, name, description, snapshot=None,
volume_type=None, metadata=None, availability_zone=None):
check_policy(context, 'create')
if snapshot is not None:
if snapshot['status'] != "available":
msg = _("status must be available")
raise exception.InvalidSnapshot(reason=msg)
if not size:
size = snapshot['volume_size']
snapshot_id = snapshot['id']
else:
snapshot_id = None
if not isinstance(size, int) or size <= 0:
msg = _('Volume size must be an integer and greater than 0')
raise exception.InvalidInput(reason=msg)
if quota.allowed_volumes(context, 1, size) < 1:
pid = context.project_id
LOG.warn(_("Quota exceeded for %(pid)s, tried to create"
" %(size)sG volume") % locals())
raise exception.QuotaError(code="VolumeSizeTooLarge")
if availability_zone is None:
availability_zone = FLAGS.storage_availability_zone
if volume_type is None:
volume_type_id = None
else:
volume_type_id = volume_type.get('id', None)
options = {
'size': size,
'user_id': context.user_id,
'project_id': context.project_id,
'snapshot_id': snapshot_id,
'availability_zone': availability_zone,
'status': "creating",
'attach_status': "detached",
'display_name': name,
'display_description': description,
'volume_type_id': volume_type_id,
'metadata': metadata,
}
volume = self.db.volume_create(context, options)
rpc.cast(context,
FLAGS.scheduler_topic,
{"method": "create_volume",
"args": {"topic": FLAGS.volume_topic,
"volume_id": volume['id'],
"snapshot_id": snapshot_id}})
return volume
