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# Copyright 2013 IBM Corp.
#
# 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.
from nova import db
from nova.objects import base
class SecurityGroup(base.NovaObject):
fields = {
'id': int,
'name': str,
'description': str,
'user_id': str,
'project_id': str,
}
@staticmethod
def _from_db_object(secgroup, db_secgroup):
# NOTE(danms): These are identical right now
for field in secgroup.fields:
secgroup[field] = db_secgroup[field]
secgroup.obj_reset_changes()
return secgroup
@base.remotable_classmethod
def get(cls, context, secgroup_id):
db_secgroup = db.security_group_get(context, secgroup_id)
return cls._from_db_object(cls(), db_secgroup)
@base.remotable_classmethod
def get_by_name(cls, context, project_id, group_name):
db_secgroup = db.security_group_get_by_name(context,
project_id,
group_name)
return cls._from_db_object(cls(), db_secgroup)
@base.remotable
def in_use(self, context):
return db.security_group_in_use(context, self.id)
@base.remotable
def save(self, context):
updates = {}
for field in self.obj_what_changed():
updates[field] = self[field]
if updates:
db_secgroup = db.security_group_update(context, self.id, updates)
SecurityGroup._from_db_object(self, db_secgroup)
self.obj_reset_changes()
@base.remotable
def refresh(self, context):
SecurityGroup._from_db_object(self,
db.security_group_get(context,
self.id))
def _make_secgroup_list(context, secgroup_list, db_secgroup_list):
secgroup_list.objects = []
for db_secgroup in db_secgroup_list:
secgroup = SecurityGroup._from_db_object(SecurityGroup(), db_secgroup)
secgroup._context = context
secgroup_list.objects.append(secgroup)
secgroup_list.obj_reset_changes()
return secgroup_list
class SecurityGroupList(base.ObjectListBase, base.NovaObject):
@base.remotable_classmethod
def get_all(cls, context):
return _make_secgroup_list(context, cls(),
db.security_group_get_all(context))
@base.remotable_classmethod
def get_by_project(cls, context, project_id):
return _make_secgroup_list(context, cls(),
db.security_group_get_by_project(
context, project_id))
@base.remotable_classmethod
def get_by_instance(cls, context, instance):
return _make_secgroup_list(context, cls(),
db.security_group_get_by_instance(
context, instance.uuid))
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