class HostList(base.ObjectListBase, base.MasakariObject):
VERSION = '1.0'
fields = {
'objects': fields.ListOfObjectsField('Host'),
}
@base.remotable_classmethod
def get_all(cls,
context,
filters=None,
sort_keys=None,
sort_dirs=None,
limit=None,
marker=None):
groups = db.host_get_all_by_filters(context,
filters=filters,
sort_keys=sort_keys,
sort_dirs=sort_dirs,
limit=limit,
marker=marker)
return base.obj_make_list(context, cls(context), objects.Host, groups)
class TestListObj(base.ObjectListBase, base.MasakariObject):
VERSION = '1.5'
fields = {'objects': fields.ListOfObjectsField('TestObj')}
obj_relationships = {
'objects': [('1.0', '1.1'), ('1.1', '1.2'), ('1.3', '1.3'),
('1.5', '1.4')]
}
class MyList(base.ObjectListBase, base.MasakariObject):
VERSION = '1.2'
fields = {'objects': fields.ListOfObjectsField('MyObjElement')}
obj_relationships = {
'objects': [('1.1', '1.1'), ('1.2', '1.2')],
}
class MyObj(base.MasakariPersistentObject, base.MasakariObject,
base.MasakariObjectDictCompat):
VERSION = '1.6'
fields = {
'foo': fields.IntegerField(default=1),
'bar': fields.StringField(),
'missing': fields.StringField(),
'readonly': fields.IntegerField(read_only=True),
'rel_object': fields.ObjectField('MyOwnedObject', nullable=True),
'rel_objects': fields.ListOfObjectsField('MyOwnedObject',
nullable=True),
'mutable_default': fields.ListOfStringsField(default=[]),
}
@staticmethod
def _from_db_object(context, obj, db_obj):
self = MyObj()
self.foo = db_obj['foo']
self.bar = db_obj['bar']
self.missing = db_obj['missing']
self.readonly = 1
self._context = context
return self
def obj_load_attr(self, attrname):
setattr(self, attrname, 'loaded!')
@base.remotable_classmethod
def query(cls, context):
obj = cls(context=context, foo=1, bar='bar')
obj.obj_reset_changes()
return obj
@base.remotable
def marco(self):
return 'polo'
@base.remotable
def _update_test(self):
self.bar = 'updated'
@base.remotable
def save(self):
self.obj_reset_changes()
@base.remotable
def refresh(self):
self.foo = 321
self.bar = 'refreshed'
self.obj_reset_changes()
@base.remotable
def modify_save_modify(self):
self.bar = 'meow'
self.save()
self.foo = 42
self.rel_object = MyOwnedObject(baz=42)
def obj_make_compatible(self, primitive, target_version):
super(MyObj, self).obj_make_compatible(primitive, target_version)
if target_version == '1.0' and 'bar' in primitive:
primitive['bar'] = 'old%s' % primitive['bar']
class MyList(base.ObjectListBase, base.MasakariObject):
fields = {
'objects': fields.ListOfObjectsField('MyObj'),
}
class Notification(base.MasakariPersistentObject, base.MasakariObject,
base.MasakariObjectDictCompat):
# Version 1.0: Initial version
# Version 1.1: Added recovery_workflow_details field.
# Note: This field shouldn't be persisted.
VERSION = '1.1'
fields = {
'id':
fields.IntegerField(),
'notification_uuid':
fields.UUIDField(),
'generated_time':
fields.DateTimeField(),
'source_host_uuid':
fields.UUIDField(),
'type':
fields.NotificationTypeField(),
'payload':
fields.DictOfStringsField(),
'status':
fields.NotificationStatusField(),
# NOTE(ShilpaSD): This field shouldn't be stored in db.
# The recovery workflow details read from the 'notification_driver'
# will be set to this field.
'recovery_workflow_details':
fields.ListOfObjectsField('NotificationProgressDetails', default=[])
}
@staticmethod
def _from_db_object(context, notification, db_notification):
for key in notification.fields:
if key in NOTIFICATION_OPTIONAL_FIELDS:
continue
if key != 'payload':
setattr(notification, key, db_notification.get(key))
else:
payload = db_notification.get("payload")
notification.payload = jsonutils.loads(payload)
notification.obj_reset_changes()
notification._context = context
return notification
@base.remotable_classmethod
def get_by_id(cls, context, id):
db_notification = db.notification_get_by_id(context, id)
return cls._from_db_object(context, cls(), db_notification)
@base.remotable_classmethod
def get_by_uuid(cls, context, uuid):
db_notification = db.notification_get_by_uuid(context, uuid)
return cls._from_db_object(context, cls(), db_notification)
@base.remotable
def create(self):
if self.obj_attr_is_set('id'):
raise exception.ObjectActionError(action='create',
reason='already created')
updates = self.masakari_obj_get_changes()
# NOTE(ShilpaSD): This field doesn't exist in the Notification
# db model so don't save it.
updates.pop('recovery_workflow_details', None)
if 'notification_uuid' not in updates:
updates['notification_uuid'] = uuidutils.generate_uuid()
LOG.debug('Generated uuid %(uuid)s for notifications',
dict(uuid=updates['notification_uuid']))
if 'payload' in updates:
updates['payload'] = jsonutils.dumps(updates['payload'])
api_utils.notify_about_notification_api(
self._context,
self,
action=fields.EventNotificationAction.NOTIFICATION_CREATE,
phase=fields.EventNotificationPhase.START)
db_notification = db.notification_create(self._context, updates)
api_utils.notify_about_notification_api(
self._context,
self,
action=fields.EventNotificationAction.NOTIFICATION_CREATE,
phase=fields.EventNotificationPhase.END)
self._from_db_object(self._context, self, db_notification)
@base.remotable
def save(self):
updates = self.masakari_obj_get_changes()
updates.pop('id', None)
# NOTE(ShilpaSD): This field doesn't exist in the Notification
# db model so don't save it.
updates.pop('recovery_workflow_details', None)
db_notification = db.notification_update(self._context,
self.notification_uuid,
updates)
self._from_db_object(self._context, self, db_notification)
@base.remotable
def destroy(self):
if not self.obj_attr_is_set('id'):
raise exception.ObjectActionError(action='destroy',
reason='already destroyed')
if not self.obj_attr_is_set('notification_uuid'):
raise exception.ObjectActionError(action='destroy',
reason='no uuid')
db.notification_delete(self._context, self.notification_uuid)
delattr(self, base.get_attrname('id'))
