neutron/quantum/plugins/nicira/nicira_nvp_plugin/api_client/client.py

71 lines
1.7 KiB
Python

# Copyright 2009-2012 Nicira Networks, Inc.
# All Rights Reserved
#
# 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.
#
# vim: tabstop=4 shiftwidth=4 softtabstop=4
#
# Author: David Lapsley <dlapsley@nicira.com>, Nicira Networks, Inc.
from abc import ABCMeta
from abc import abstractmethod
from abc import abstractproperty
class NvpApiClient(object):
'''An abstract baseclass for all NvpApiClient implementations.
This defines the interface and property structure for synchronous and
coroutine-based classes.
'''
__metaclass__ = ABCMeta
CONN_IDLE_TIMEOUT = 60 * 15
@abstractmethod
def update_providers(self, api_providers):
pass
@abstractproperty
def user(self):
pass
@abstractproperty
def password(self):
pass
@abstractproperty
def auth_cookie(self):
pass
@abstractmethod
def acquire_connection(self):
pass
@abstractmethod
def release_connection(self, http_conn, bad_state=False):
pass
@abstractproperty
def need_login(self):
pass
@abstractmethod
def wait_for_login(self):
pass
@abstractmethod
def login(self):
pass