103 lines
3.8 KiB
Python
103 lines
3.8 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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import copy
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import webob
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from nova.api.openstack import api_version_request
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from nova.api.openstack.compute.schemas import quota_classes
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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.api import validation
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from nova import exception
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from nova import objects
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from nova.policies import quota_class_sets as qcs_policies
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from nova import quota
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from nova import utils
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QUOTAS = quota.QUOTAS
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# NOTE(gmann): Quotas which were returned in v2 but in v2.1 those
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# were not returned. Fixed in microversion 2.50. Bug#1693168.
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EXTENDED_QUOTAS = ['server_groups', 'server_group_members']
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# NOTE(gmann): Network related quotas are filter out in
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# microversion 2.50. Bug#1701211.
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FILTERED_QUOTAS = ["fixed_ips", "floating_ips", "networks",
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"security_group_rules", "security_groups"]
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class QuotaClassSetsController(wsgi.Controller):
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supported_quotas = []
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def __init__(self, **kwargs):
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self.supported_quotas = QUOTAS.resources
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def _format_quota_set(self, quota_class, quota_set, req):
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"""Convert the quota object to a result dict."""
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if quota_class:
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result = dict(id=str(quota_class))
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else:
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result = {}
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original_quotas = copy.deepcopy(self.supported_quotas)
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if api_version_request.is_supported(req, min_version="2.50"):
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original_quotas = [resource for resource in original_quotas
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if resource not in FILTERED_QUOTAS]
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# NOTE(gmann): Before microversion v2.50, v2.1 API does not return the
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# 'server_groups' & 'server_group_members' key in quota class API
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# response.
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else:
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for resource in EXTENDED_QUOTAS:
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original_quotas.remove(resource)
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for resource in original_quotas:
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if resource in quota_set:
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result[resource] = quota_set[resource]
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return dict(quota_class_set=result)
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@extensions.expected_errors(())
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def show(self, req, id):
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context = req.environ['nova.context']
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context.can(qcs_policies.POLICY_ROOT % 'show', {'quota_class': id})
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values = QUOTAS.get_class_quotas(context, id)
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return self._format_quota_set(id, values, req)
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@extensions.expected_errors(400)
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@validation.schema(quota_classes.update, "2.0", "2.49")
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@validation.schema(quota_classes.update_v250, "2.50")
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def update(self, req, id, body):
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context = req.environ['nova.context']
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context.can(qcs_policies.POLICY_ROOT % 'update', {'quota_class': id})
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try:
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utils.check_string_length(id, 'quota_class_name',
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min_length=1, max_length=255)
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except exception.InvalidInput as e:
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raise webob.exc.HTTPBadRequest(
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explanation=e.format_message())
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quota_class = id
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for key, value in body['quota_class_set'].items():
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try:
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objects.Quotas.update_class(context, quota_class, key, value)
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except exception.QuotaClassNotFound:
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objects.Quotas.create_class(context, quota_class, key, value)
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values = QUOTAS.get_class_quotas(context, quota_class)
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return self._format_quota_set(None, values, req)
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