Shared filesystem management project for OpenStack.
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# Copyright (c) 2015 Clinton Knight. 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
# 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.
from webob import exc
from manila.api.openstack import wsgi
from manila.api.views import scheduler_stats as scheduler_stats_views
from manila import exception
from manila.i18n import _
from manila.scheduler import rpcapi
from manila.share import share_types
class SchedulerStatsController(wsgi.Controller):
"""The Scheduler Stats API controller for the OpenStack API."""
resource_name = 'scheduler_stats:pools'
def __init__(self):
self.scheduler_api = rpcapi.SchedulerAPI()
self._view_builder_class = scheduler_stats_views.ViewBuilder
super(SchedulerStatsController, self).__init__()
@wsgi.Controller.api_version('1.0', '2.22')
def pools_index(self, req):
"""Returns a list of storage pools known to the scheduler."""
return self._pools(req, action='index')
@wsgi.Controller.api_version('2.23') # noqa
def pools_index(self, req): # pylint: disable=function-redefined
return self._pools(req, action='index', enable_share_type=True)
@wsgi.Controller.api_version('1.0', '2.22')
def pools_detail(self, req):
"""Returns a detailed list of storage pools known to the scheduler."""
return self._pools(req, action='detail')
@wsgi.Controller.api_version('2.23') # noqa
def pools_detail(self, req): # pylint: disable=function-redefined
return self._pools(req, action='detail', enable_share_type=True)
def _pools(self, req, action='index', enable_share_type=False):
context = req.environ['manila.context']
search_opts = {}
if enable_share_type:
req_share_type = search_opts.pop('share_type', None)
if req_share_type:
share_type = share_types.get_share_type_by_name_or_id(
context, req_share_type)
search_opts['capabilities'] = share_type.get('extra_specs',
except exception.ShareTypeNotFound:
msg = _("Share type %s not found.") % req_share_type
raise exc.HTTPBadRequest(explanation=msg)
pools = self.scheduler_api.get_pools(context,
except exception.NotAuthorized:
raise exc.HTTPForbidden()
detail = (action == 'detail')
return self._view_builder.pools(pools, detail=detail)
def create_resource():
return wsgi.Resource(SchedulerStatsController())