109 lines
3.6 KiB
Python
109 lines
3.6 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
|
|
|
|
# Copyright 2011 OpenStack LLC.
|
|
# 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 webob
|
|
|
|
from nova.api.openstack import wsgi
|
|
from nova.api.openstack import xmlutil
|
|
from nova.api.openstack import extensions
|
|
from nova import db
|
|
from nova import exception
|
|
from nova import quota
|
|
|
|
|
|
authorize = extensions.extension_authorizer('compute', 'quotas')
|
|
|
|
|
|
quota_resources = ['metadata_items', 'injected_file_content_bytes',
|
|
'volumes', 'gigabytes', 'ram', 'floating_ips', 'instances',
|
|
'injected_files', 'cores']
|
|
|
|
|
|
class QuotaTemplate(xmlutil.TemplateBuilder):
|
|
def construct(self):
|
|
root = xmlutil.TemplateElement('quota_set', selector='quota_set')
|
|
root.set('id')
|
|
|
|
for resource in quota_resources:
|
|
elem = xmlutil.SubTemplateElement(root, resource)
|
|
elem.text = resource
|
|
|
|
return xmlutil.MasterTemplate(root, 1)
|
|
|
|
|
|
class QuotaSetsController(object):
|
|
|
|
def _format_quota_set(self, project_id, quota_set):
|
|
"""Convert the quota object to a result dict"""
|
|
|
|
result = dict(id=str(project_id))
|
|
|
|
for resource in quota_resources:
|
|
result[resource] = quota_set[resource]
|
|
|
|
return dict(quota_set=result)
|
|
|
|
@wsgi.serializers(xml=QuotaTemplate)
|
|
def show(self, req, id):
|
|
context = req.environ['nova.context']
|
|
authorize(context)
|
|
try:
|
|
db.sqlalchemy.api.authorize_project_context(context, id)
|
|
return self._format_quota_set(id,
|
|
quota.get_project_quotas(context, id))
|
|
except exception.NotAuthorized:
|
|
raise webob.exc.HTTPForbidden()
|
|
|
|
@wsgi.serializers(xml=QuotaTemplate)
|
|
def update(self, req, id, body):
|
|
context = req.environ['nova.context']
|
|
authorize(context)
|
|
project_id = id
|
|
for key in body['quota_set'].keys():
|
|
if key in quota_resources:
|
|
value = int(body['quota_set'][key])
|
|
try:
|
|
db.quota_update(context, project_id, key, value)
|
|
except exception.ProjectQuotaNotFound:
|
|
db.quota_create(context, project_id, key, value)
|
|
except exception.AdminRequired:
|
|
raise webob.exc.HTTPForbidden()
|
|
return {'quota_set': quota.get_project_quotas(context, project_id)}
|
|
|
|
def defaults(self, req, id):
|
|
authorize(req.environ['nova.context'])
|
|
return self._format_quota_set(id, quota._get_default_quotas())
|
|
|
|
|
|
class Quotas(extensions.ExtensionDescriptor):
|
|
"""Quotas management support"""
|
|
|
|
name = "Quotas"
|
|
alias = "os-quota-sets"
|
|
namespace = "http://docs.openstack.org/compute/ext/quotas-sets/api/v1.1"
|
|
updated = "2011-08-08T00:00:00+00:00"
|
|
|
|
def get_resources(self):
|
|
resources = []
|
|
|
|
res = extensions.ResourceExtension('os-quota-sets',
|
|
QuotaSetsController(),
|
|
member_actions={'defaults': 'GET'})
|
|
resources.append(res)
|
|
|
|
return resources
|