vmware-nsx/neutron/extensions/quotasv2.py
Mohammad Banikazemi 5da7062881 Removing vim header lines
Simply removes the vim header line and the empty line
following it (when present) for files in the api, db, and
extenssions base directories. In one single _init_ file in
this patchset, all comment lines are removed.

Change-Id: I81b7168dc2ad74b8c30a87e50a531e157851499e
Partial-Bug: 1229324
2014-04-01 10:38:31 -04:00

153 lines
5.3 KiB
Python

# Copyright 2011 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.
import sys
from oslo.config import cfg
import webob
from neutron.api import extensions
from neutron.api.v2.attributes import convert_to_int
from neutron.api.v2 import base
from neutron.api.v2 import resource
from neutron.common import exceptions as n_exc
from neutron.manager import NeutronManager
from neutron.openstack.common import importutils
from neutron import quota
from neutron import wsgi
RESOURCE_NAME = 'quota'
RESOURCE_COLLECTION = RESOURCE_NAME + "s"
QUOTAS = quota.QUOTAS
DB_QUOTA_DRIVER = 'neutron.db.quota_db.DbQuotaDriver'
EXTENDED_ATTRIBUTES_2_0 = {
RESOURCE_COLLECTION: {}
}
class QuotaSetsController(wsgi.Controller):
def __init__(self, plugin):
self._resource_name = RESOURCE_NAME
self._plugin = plugin
self._driver = importutils.import_class(
cfg.CONF.QUOTAS.quota_driver
)
self._update_extended_attributes = True
def _update_attributes(self):
for quota_resource in QUOTAS.resources.iterkeys():
attr_dict = EXTENDED_ATTRIBUTES_2_0[RESOURCE_COLLECTION]
attr_dict[quota_resource] = {'allow_post': False,
'allow_put': True,
'convert_to': convert_to_int,
'validate': {'type:range':
[-1, sys.maxsize]},
'is_visible': True}
self._update_extended_attributes = False
def _get_quotas(self, request, tenant_id):
return self._driver.get_tenant_quotas(
request.context, QUOTAS.resources, tenant_id)
def create(self, request, body=None):
msg = _('POST requests are not supported on this resource.')
raise webob.exc.HTTPNotImplemented(msg)
def index(self, request):
context = request.context
self._check_admin(context)
return {self._resource_name + "s":
self._driver.get_all_quotas(context, QUOTAS.resources)}
def tenant(self, request):
"""Retrieve the tenant info in context."""
context = request.context
if not context.tenant_id:
raise n_exc.QuotaMissingTenant()
return {'tenant': {'tenant_id': context.tenant_id}}
def show(self, request, id):
if id != request.context.tenant_id:
self._check_admin(request.context,
reason=_("Non-admin is not authorised "
"to access quotas for another tenant"))
return {self._resource_name: self._get_quotas(request, id)}
def _check_admin(self, context,
reason=_("Only admin can view or configure quota")):
if not context.is_admin:
raise n_exc.AdminRequired(reason=reason)
def delete(self, request, id):
self._check_admin(request.context)
self._driver.delete_tenant_quota(request.context, id)
def update(self, request, id, body=None):
self._check_admin(request.context)
if self._update_extended_attributes:
self._update_attributes()
body = base.Controller.prepare_request_body(
request.context, body, False, self._resource_name,
EXTENDED_ATTRIBUTES_2_0[RESOURCE_COLLECTION])
for key, value in body[self._resource_name].items():
self._driver.update_quota_limit(request.context, id, key, value)
return {self._resource_name: self._get_quotas(request, id)}
class Quotasv2(extensions.ExtensionDescriptor):
"""Quotas management support."""
@classmethod
def get_name(cls):
return "Quota management support"
@classmethod
def get_alias(cls):
return RESOURCE_COLLECTION
@classmethod
def get_description(cls):
description = 'Expose functions for quotas management'
if cfg.CONF.QUOTAS.quota_driver == DB_QUOTA_DRIVER:
description += ' per tenant'
return description
@classmethod
def get_namespace(cls):
return "http://docs.openstack.org/network/ext/quotas-sets/api/v2.0"
@classmethod
def get_updated(cls):
return "2012-07-29T10:00:00-00:00"
@classmethod
def get_resources(cls):
"""Returns Ext Resources."""
controller = resource.Resource(
QuotaSetsController(NeutronManager.get_plugin()),
faults=base.FAULT_MAP)
return [extensions.ResourceExtension(
Quotasv2.get_alias(),
controller,
collection_actions={'tenant': 'GET'})]
def get_extended_resources(self, version):
if version == "2.0":
return EXTENDED_ATTRIBUTES_2_0
else:
return {}