83 lines
3.0 KiB
Python
83 lines
3.0 KiB
Python
# Copyright 2012 OpenStack Foundation
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# All Rights Reserved.
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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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"""Extension for hiding server addresses in certain states."""
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from oslo.config import cfg
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from nova.api.openstack import extensions
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from nova.api.openstack import wsgi
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from nova.compute import vm_states
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CONF = cfg.CONF
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CONF.import_opt('osapi_hide_server_address_states',
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'nova.api.openstack.compute.plugins.v3.hide_server_addresses')
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authorize = extensions.soft_extension_authorizer('compute',
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'hide_server_addresses')
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class Controller(wsgi.Controller):
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def __init__(self, *args, **kwargs):
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super(Controller, self).__init__(*args, **kwargs)
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hidden_states = CONF.osapi_hide_server_address_states
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# NOTE(jkoelker) _ is not considered uppercase ;)
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valid_vm_states = [getattr(vm_states, state)
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for state in dir(vm_states)
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if state.isupper()]
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self.hide_address_states = [state.lower()
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for state in hidden_states
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if state in valid_vm_states]
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def _perhaps_hide_addresses(self, instance, resp_server):
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if instance.get('vm_state') in self.hide_address_states:
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resp_server['addresses'] = {}
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@wsgi.extends
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def show(self, req, resp_obj, id):
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resp = resp_obj
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if not authorize(req.environ['nova.context']):
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return
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if 'server' in resp.obj and 'addresses' in resp.obj['server']:
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instance = req.get_db_instance(id)
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self._perhaps_hide_addresses(instance, resp.obj['server'])
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@wsgi.extends
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def detail(self, req, resp_obj):
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resp = resp_obj
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if not authorize(req.environ['nova.context']):
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return
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for server in list(resp.obj['servers']):
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if 'addresses' in server:
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instance = req.get_db_instance(server['id'])
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self._perhaps_hide_addresses(instance, server)
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class Hide_server_addresses(extensions.ExtensionDescriptor):
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"""Support hiding server addresses in certain states."""
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name = 'HideServerAddresses'
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alias = 'os-hide-server-addresses'
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namespace = ('http://docs.openstack.org/compute/ext/'
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'hide_server_addresses/api/v1.1')
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updated = '2012-12-11T00:00:00Z'
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def get_controller_extensions(self):
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return [extensions.ControllerExtension(self, 'servers', Controller())]
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