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#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import logging
from toscaparser.common.exception import InvalidPropertyValueError
from toscaparser.elements.scalarunit import ScalarUnit_Size
from toscaparser.functions import GetInput
from toscaparser.utils.gettextutils import _
from translator.hot.syntax.hot_resource import HotResource
log = logging.getLogger("tosca")
# Name used to dynamically load appropriate map class.
TARGET_CLASS_NAME = 'ToscaBlockStorage'
class ToscaBlockStorage(HotResource):
'''Translate TOSCA node type tosca.nodes.BlockStorage.'''
toscatype = 'tosca.nodes.BlockStorage'
def __init__(self, nodetemplate):
super(ToscaBlockStorage, self).__init__(nodetemplate,
type='OS::Cinder::Volume')
pass
def handle_properties(self):
tosca_props = {}
for prop in self.nodetemplate.get_properties_objects():
if isinstance(prop.value, GetInput):
tosca_props[prop.name] = {'get_param': prop.value.input_name}
else:
if prop.name == "size":
size_value = (ScalarUnit_Size(prop.value).
get_num_from_scalar_unit('GiB'))
if size_value == 0:
# OpenStack Heat expects size in GB
raise InvalidPropertyValueError(
what=_('Cinder Volume Size unit should be in GBs'))
elif int(size_value) < size_value:
size_value = int(size_value) + 1
log.warning(_("Cinder unit value should be in "
"multiples of GBs. so corrected "
" %(prop_val)s to %(size_value)s GB.")
% {'prop_val': prop.value,
'size_value': size_value})
tosca_props[prop.name] = int(size_value)
else:
tosca_props[prop.name] = prop.value
self.properties = tosca_props
def get_hot_attribute(self, attribute, args):
attr = {}
# Convert from a TOSCA attribute for a nodetemplate to a HOT
# attribute for the matching resource. Unless there is additional
# runtime support, this should be a one to one mapping.
if attribute == 'volume_id':
attr['get_resource'] = args[0]
return attr
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