Kiall Mac Innes d258d8a844 Add support for TSIG to PowerDNS backend
Change-Id: I7c1a8c452706d8d482580520ec8ecef2e0400bc8
2013-02-12 16:47:50 +00:00

85 lines
2.6 KiB
Python

# Copyright 2012 Hewlett-Packard Development Company, L.P.
#
# Author: Patrick Galbraith <patg@hp.com>
#
# 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 sqlalchemy.exc import IntegrityError
from sqlalchemy.orm import object_mapper
from moniker import exceptions
class Base(object):
__abstract__ = True
__table_initialized__ = False
def save(self, session):
""" Save this object """
session.add(self)
try:
session.flush()
except IntegrityError, e:
non_unique_strings = (
'duplicate entry',
'not unique'
)
for non_unique_string in non_unique_strings:
if non_unique_string in str(e).lower():
raise exceptions.Duplicate(str(e))
# Not a Duplicate error.. Re-raise.
raise
def delete(self, session):
""" Delete this object """
session.delete(self)
session.flush()
def __setitem__(self, key, value):
setattr(self, key, value)
def __getitem__(self, key):
return getattr(self, key)
def __iter__(self):
columns = dict(object_mapper(self).columns).keys()
# NOTE(russellb): Allow models to specify other keys that can be looked
# up, beyond the actual db columns. An example would be the 'name'
# property for an Instance.
if hasattr(self, '_extra_keys'):
columns.extend(self._extra_keys())
self._i = iter(columns)
return self
def next(self):
n = self._i.next()
return n, getattr(self, n)
def update(self, values):
""" Make the model object behave like a dict """
for k, v in values.iteritems():
setattr(self, k, v)
def iteritems(self):
"""
Make the model object behave like a dict.
Includes attributes from joins.
"""
local = dict(self)
joined = dict([(k, v) for k, v in self.__dict__.iteritems()
if not k[0] == '_'])
local.update(joined)
return local.iteritems()