55 lines
2.0 KiB
Python
55 lines
2.0 KiB
Python
#
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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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"""The limits V3 api."""
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from cinder.api.openstack import wsgi
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from cinder.api.v2 import limits as limits_v2
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from cinder.api.views import limits as limits_views
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from cinder import quota
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QUOTAS = quota.QUOTAS
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class LimitsController(limits_v2.LimitsController):
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"""Controller for accessing limits in the OpenStack API."""
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def index(self, req):
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"""Return all global and rate limit information."""
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context = req.environ['cinder.context']
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params = req.params.copy()
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req_version = req.api_version_request
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# TODO(wangxiyuan): Support "tenant_id" here to keep the backwards
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# compatibility. Remove it once we drop all support for "tenant".
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if req_version.matches(None, "3.38") or not context.is_admin:
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params.pop('project_id', None)
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params.pop('tenant_id', None)
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project_id = params.get(
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'project_id', params.get('tenant_id', context.project_id))
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quotas = QUOTAS.get_project_quotas(context, project_id,
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usages=False)
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abs_limits = {k: v['limit'] for k, v in quotas.items()}
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rate_limits = req.environ.get("cinder.limits", [])
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builder = self._get_view_builder(req)
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return builder.build(rate_limits, abs_limits)
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def _get_view_builder(self, req):
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return limits_views.ViewBuilder()
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def create_resource():
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return wsgi.Resource(LimitsController())
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