84 lines
3.0 KiB
Python
84 lines
3.0 KiB
Python
# Copyright 2015 IBM Corp.
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# Copyright 2015, Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from datetime import datetime
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from django.conf import settings
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from django.http import JsonResponse
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from django.views import generic
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import pytz
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from openstack_dashboard import api
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from openstack_dashboard.api.rest import urls
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from openstack_dashboard.api.rest import utils as rest_utils
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# settings that we allow to be retrieved via REST API
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# these settings are available to the client and are not secured.
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# *** THEY SHOULD BE TREATED WITH EXTREME CAUTION ***
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settings_required = settings.REST_API_REQUIRED_SETTINGS
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settings_additional = settings.REST_API_ADDITIONAL_SETTINGS
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settings_allowed = settings_required + settings_additional
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@urls.register
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class Settings(generic.View):
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"""API for retrieving settings.
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This API returns read-only settings values.
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This configuration object can be fetched as needed.
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Examples of settings: OPENSTACK_HYPERVISOR_FEATURES
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"""
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url_regex = r'settings/$'
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SPECIALS = {
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'HORIZON_IMAGES_UPLOAD_MODE': api.glance.get_image_upload_mode(),
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'HORIZON_ACTIVE_IMAGE_VERSION': str(api.glance.VERSIONS.active),
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'IMAGES_ALLOW_LOCATION': settings.IMAGES_ALLOW_LOCATION,
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'AJAX_POLL_INTERVAL': settings.HORIZON_CONFIG.get(
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'ajax_poll_interval', 2500)
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}
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@rest_utils.ajax()
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def get(self, request):
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# TODO(amotoki): Drop the default value of getattr.
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# It will be unnecessary once all default settings are defined.
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plain_settings = {k: getattr(settings, k, None) for k
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in settings_allowed if k not in self.SPECIALS}
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plain_settings.update(self.SPECIALS)
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plain_settings.update(self.disk_formats(request))
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return plain_settings
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def disk_formats(self, request):
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# The purpose of OPENSTACK_IMAGE_FORMATS is to provide a simple object
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# that does not contain the lazy-loaded translations, so the list can
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# be sent as JSON to the client-side (Angular).
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return {'OPENSTACK_IMAGE_FORMATS': [
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value
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for (value, name) in api.glance.get_image_formats(request)
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]}
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@urls.register
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class Timezones(generic.View):
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"""API for timezone service."""
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url_regex = r'timezones/$'
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@rest_utils.ajax()
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def get(self, request):
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zones = {tz: datetime.now(pytz.timezone(tz)).strftime('%z')
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for tz in pytz.common_timezones}
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return JsonResponse({'timezone_dict': zones})
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