88 lines
3.7 KiB
Python
88 lines
3.7 KiB
Python
# Copyright 2011 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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from nova.api.openstack.api_version_request \
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import MAX_IMAGE_META_PROXY_API_VERSION
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from nova.api.openstack.api_version_request \
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import MAX_PROXY_API_SUPPORT_VERSION
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from nova.api.openstack.api_version_request \
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import MIN_WITHOUT_IMAGE_META_PROXY_API_VERSION
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from nova.api.openstack.api_version_request \
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import MIN_WITHOUT_PROXY_API_SUPPORT_VERSION
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from nova.api.openstack.compute.schemas import limits
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from nova.api.openstack.compute.views import limits as limits_views
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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.policies import limits as limits_policies
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from nova import quota
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QUOTAS = quota.QUOTAS
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# This is a list of limits which needs to filter out from the API response.
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# This is due to the deprecation of network related proxy APIs, the related
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# limit should be removed from the API also.
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FILTERED_LIMITS_2_36 = ['floating_ips', 'security_groups',
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'security_group_rules']
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FILTERED_LIMITS_2_57 = list(FILTERED_LIMITS_2_36)
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FILTERED_LIMITS_2_57.extend(['injected_files', 'injected_file_content_bytes'])
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class LimitsController(wsgi.Controller):
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"""Controller for accessing limits in the OpenStack API."""
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@wsgi.Controller.api_version("2.1", MAX_PROXY_API_SUPPORT_VERSION)
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@wsgi.expected_errors(())
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@validation.query_schema(limits.limits_query_schema)
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def index(self, req):
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return self._index(req)
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@wsgi.Controller.api_version(MIN_WITHOUT_PROXY_API_SUPPORT_VERSION, # noqa
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MAX_IMAGE_META_PROXY_API_VERSION)
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@wsgi.expected_errors(())
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@validation.query_schema(limits.limits_query_schema)
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def index(self, req): # noqa
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return self._index(req, FILTERED_LIMITS_2_36)
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@wsgi.Controller.api_version( # noqa
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MIN_WITHOUT_IMAGE_META_PROXY_API_VERSION, '2.56')
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@wsgi.expected_errors(())
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@validation.query_schema(limits.limits_query_schema)
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def index(self, req): # noqa
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return self._index(req, FILTERED_LIMITS_2_36, max_image_meta=False)
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@wsgi.Controller.api_version('2.57') # noqa
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@wsgi.expected_errors(())
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@validation.query_schema(limits.limits_query_schema_275, '2.75')
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@validation.query_schema(limits.limits_query_schema, '2.57', '2.74')
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def index(self, req): # noqa
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return self._index(req, FILTERED_LIMITS_2_57, max_image_meta=False)
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def _index(self, req, filtered_limits=None, max_image_meta=True):
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"""Return all global limit information."""
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context = req.environ['nova.context']
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context.can(limits_policies.BASE_POLICY_NAME, target={})
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project_id = context.project_id
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if 'tenant_id' in req.GET:
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project_id = req.GET.get('tenant_id')
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context.can(limits_policies.OTHER_PROJECT_LIMIT_POLICY_NAME)
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quotas = QUOTAS.get_project_quotas(context, project_id,
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usages=True)
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builder = limits_views.ViewBuilder()
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return builder.build(req, quotas, filtered_limits=filtered_limits,
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max_image_meta=max_image_meta)
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