nova/nova/api/openstack/compute/hide_server_addresses.py

67 lines
2.5 KiB
Python

# Copyright 2012 OpenStack Foundation
# 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.
"""Extension for hiding server addresses in certain states."""
from nova.api.openstack import wsgi
from nova.compute import vm_states
import nova.conf
from nova.policies import hide_server_addresses as hsa_policies
CONF = nova.conf.CONF
class Controller(wsgi.Controller):
def __init__(self, *args, **kwargs):
super(Controller, self).__init__(*args, **kwargs)
hidden_states = CONF.api.hide_server_address_states
# NOTE(jkoelker) _ is not considered uppercase ;)
valid_vm_states = [getattr(vm_states, state)
for state in dir(vm_states)
if state.isupper()]
self.hide_address_states = [state.lower()
for state in hidden_states
if state in valid_vm_states]
def _perhaps_hide_addresses(self, instance, resp_server):
if instance.get('vm_state') in self.hide_address_states:
resp_server['addresses'] = {}
@wsgi.extends
def show(self, req, resp_obj, id):
resp = resp_obj
context = req.environ['nova.context']
if not context.can(hsa_policies.BASE_POLICY_NAME, fatal=False):
return
if 'server' in resp.obj and 'addresses' in resp.obj['server']:
resp_server = resp.obj['server']
instance = req.get_db_instance(resp_server['id'])
self._perhaps_hide_addresses(instance, resp_server)
@wsgi.extends
def detail(self, req, resp_obj):
resp = resp_obj
context = req.environ['nova.context']
if not context.can(hsa_policies.BASE_POLICY_NAME, fatal=False):
return
for server in list(resp.obj['servers']):
if 'addresses' in server:
instance = req.get_db_instance(server['id'])
self._perhaps_hide_addresses(instance, server)