0b93ec500e
Patch https://review.openstack.org/#/c/142802/15 adds a method of reducing duplication of page title logic, this patch applies that change to the admin flavors view. Change-Id: I2a75ec719b4e126775cd763caeee0266b87944a5 Partial-Bug: 1413749
142 lines
4.9 KiB
Python
142 lines
4.9 KiB
Python
# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 Nebula, Inc.
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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 json
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from django.core.urlresolvers import reverse
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from django.core.urlresolvers import reverse_lazy
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from horizon import forms
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from horizon import tables
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from horizon.utils import memoized
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from horizon import workflows
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from openstack_dashboard import api
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from openstack_dashboard.dashboards.admin.flavors \
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import forms as project_forms
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from openstack_dashboard.dashboards.admin.flavors \
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import tables as project_tables
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from openstack_dashboard.dashboards.admin.flavors \
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import workflows as flavor_workflows
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INDEX_URL = "horizon:admin:flavors:index"
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class IndexView(tables.DataTableView):
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table_class = project_tables.FlavorsTable
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template_name = 'admin/flavors/index.html'
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page_title = _("Flavors")
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def get_data(self):
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request = self.request
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flavors = []
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try:
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# "is_public=None" will return all flavors.
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flavors = api.nova.flavor_list(request, None)
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except Exception:
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exceptions.handle(request,
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_('Unable to retrieve flavor list.'))
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# Sort flavors by size
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flavors.sort(key=lambda f: (f.vcpus, f.ram, f.disk))
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return flavors
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class CreateView(workflows.WorkflowView):
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workflow_class = flavor_workflows.CreateFlavor
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template_name = 'admin/flavors/create.html'
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page_title = _("Create Flavor")
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class UpdateView(workflows.WorkflowView):
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workflow_class = flavor_workflows.UpdateFlavor
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template_name = 'admin/flavors/update.html'
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page_title = _("Edit Flavor")
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def get_initial(self):
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flavor_id = self.kwargs['id']
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try:
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# Get initial flavor information
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flavor = api.nova.flavor_get(self.request, flavor_id)
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except Exception:
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exceptions.handle(self.request,
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_('Unable to retrieve flavor details.'),
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redirect=reverse_lazy(INDEX_URL))
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return {'flavor_id': flavor.id,
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'name': flavor.name,
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'vcpus': flavor.vcpus,
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'memory_mb': flavor.ram,
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'disk_gb': flavor.disk,
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'swap_mb': flavor.swap or 0,
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'eph_gb': getattr(flavor, 'OS-FLV-EXT-DATA:ephemeral', None)}
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class UpdateMetadataView(forms.ModalFormView):
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template_name = "admin/flavors/update_metadata.html"
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form_class = project_forms.UpdateMetadataForm
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success_url = reverse_lazy('horizon:admin:flavors:index')
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page_title = _("Update Flavor Metadata")
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def get_initial(self):
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extra_specs_dict = self.get_object()
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return {'id': self.kwargs["id"], 'metadata': extra_specs_dict}
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def get_context_data(self, **kwargs):
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context = super(UpdateMetadataView, self).get_context_data(**kwargs)
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extra_specs_dict = self.get_object()
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context['existing_metadata'] = json.dumps(extra_specs_dict)
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resource_type = 'OS::Nova::Flavor'
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namespaces = []
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try:
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# metadefs_namespace_list() returns a tuple with list as 1st elem
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namespaces = [
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api.glance.metadefs_namespace_get(self.request, x.namespace,
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resource_type)
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for x in api.glance.metadefs_namespace_list(
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self.request,
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filters={'resource_types': [resource_type]}
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)[0]
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]
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except Exception:
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msg = _('Unable to retrieve available metadata for flavors.')
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exceptions.handle(self.request, msg)
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context['available_metadata'] = json.dumps({'namespaces': namespaces})
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context['id'] = self.kwargs['id']
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return context
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@memoized.memoized_method
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def get_object(self):
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flavor_id = self.kwargs['id']
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try:
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extra_specs = api.nova.flavor_get_extras(self.request, flavor_id)
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return dict((i.key, i.value) for i in extra_specs)
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except Exception:
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msg = _('Unable to retrieve the flavor metadata.')
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exceptions.handle(self.request, msg,
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redirect=reverse(INDEX_URL))
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