125 lines
4.4 KiB
Python
125 lines
4.4 KiB
Python
# Copyright 2013 IBM Corp.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from nova import db
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from nova import objects
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from nova.objects import base
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from nova.objects import fields
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# TODO(berrange): Remove NovaObjectDictCompat
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@base.NovaObjectRegistry.register
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class SecurityGroup(base.NovaPersistentObject, base.NovaObject,
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base.NovaObjectDictCompat):
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# Version 1.0: Initial version
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# Version 1.1: String attributes updated to support unicode
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VERSION = '1.1'
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fields = {
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'id': fields.IntegerField(),
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'name': fields.StringField(),
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'description': fields.StringField(),
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'user_id': fields.StringField(),
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'project_id': fields.StringField(),
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}
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@staticmethod
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def _from_db_object(context, secgroup, db_secgroup):
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# NOTE(danms): These are identical right now
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for field in secgroup.fields:
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secgroup[field] = db_secgroup[field]
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secgroup._context = context
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secgroup.obj_reset_changes()
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return secgroup
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@base.remotable_classmethod
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def get(cls, context, secgroup_id):
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db_secgroup = db.security_group_get(context, secgroup_id)
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return cls._from_db_object(context, cls(), db_secgroup)
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@base.remotable_classmethod
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def get_by_name(cls, context, project_id, group_name):
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db_secgroup = db.security_group_get_by_name(context,
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project_id,
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group_name)
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return cls._from_db_object(context, cls(), db_secgroup)
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@base.remotable
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def in_use(self):
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return db.security_group_in_use(self._context, self.id)
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@base.remotable
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def save(self):
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updates = self.obj_get_changes()
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if updates:
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db_secgroup = db.security_group_update(self._context, self.id,
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updates)
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self._from_db_object(self._context, self, db_secgroup)
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self.obj_reset_changes()
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@base.remotable
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def refresh(self):
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self._from_db_object(self._context, self,
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db.security_group_get(self._context, self.id))
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@base.NovaObjectRegistry.register
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class SecurityGroupList(base.ObjectListBase, base.NovaObject):
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# Version 1.0: Initial version
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# SecurityGroup <= version 1.1
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VERSION = '1.0'
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fields = {
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'objects': fields.ListOfObjectsField('SecurityGroup'),
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}
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def __init__(self, *args, **kwargs):
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super(SecurityGroupList, self).__init__(*args, **kwargs)
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self.objects = []
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self.obj_reset_changes()
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@base.remotable_classmethod
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def get_all(cls, context):
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groups = db.security_group_get_all(context)
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return base.obj_make_list(context, cls(context),
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objects.SecurityGroup, groups)
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@base.remotable_classmethod
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def get_by_project(cls, context, project_id):
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groups = db.security_group_get_by_project(context, project_id)
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return base.obj_make_list(context, cls(context),
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objects.SecurityGroup, groups)
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@base.remotable_classmethod
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def get_by_instance(cls, context, instance):
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groups = db.security_group_get_by_instance(context, instance.uuid)
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return base.obj_make_list(context, cls(context),
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objects.SecurityGroup, groups)
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def make_secgroup_list(security_groups):
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"""A helper to make security group objects from a list of names.
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Note that this does not make them save-able or have the rest of the
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attributes they would normally have, but provides a quick way to fill,
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for example, an instance object during create.
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"""
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secgroups = objects.SecurityGroupList()
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secgroups.objects = []
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for name in security_groups:
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secgroup = objects.SecurityGroup()
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secgroup.name = name
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secgroups.objects.append(secgroup)
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return secgroups
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