138 lines
5.6 KiB
Python
138 lines
5.6 KiB
Python
# 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 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 tabs
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from horizon.utils import memoized
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from openstack_dashboard import api
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from openstack_dashboard.api import cinder
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from openstack_dashboard.usage import quotas
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from openstack_dashboard.dashboards.project.volumes \
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.cg_snapshots import forms as cg_snapshot_forms
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from openstack_dashboard.dashboards.project.volumes \
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.cg_snapshots import tables as cg_snapshot_tables
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from openstack_dashboard.dashboards.project.volumes \
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.cg_snapshots import tabs as cg_snapshot_tabs
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CGROUP_INFO_FIELDS = ("name",
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"description")
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INDEX_URL = "horizon:project:volumes:index"
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class DetailView(tabs.TabView):
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tab_group_class = cg_snapshot_tabs.CGSnapshotsDetailTabs
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template_name = 'horizon/common/_detail.html'
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page_title = "{{ cg_snapshot.name|default:cg_snapshot.id }}"
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def get_context_data(self, **kwargs):
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context = super(DetailView, self).get_context_data(**kwargs)
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cg_snapshot = self.get_data()
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table = cg_snapshot_tables.CGSnapshotsTable(self.request)
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context["cg_snapshot"] = cg_snapshot
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context["url"] = self.get_redirect_url()
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context["actions"] = table.render_row_actions(cg_snapshot)
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return context
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@memoized.memoized_method
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def get_data(self):
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try:
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cg_snapshot_id = self.kwargs['cg_snapshot_id']
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cg_snapshot = api.cinder.volume_cg_snapshot_get(self.request,
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cg_snapshot_id)
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cgroup_id = cg_snapshot.consistencygroup_id
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cgroup = api.cinder.volume_cgroup_get(self.request,
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cgroup_id)
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cg_snapshot.cg_name = cgroup.name
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cg_snapshot.volume_type_names = []
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for vol_type_id in cgroup.volume_types:
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vol_type = api.cinder.volume_type_get(self.request,
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vol_type_id)
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cg_snapshot.volume_type_names.append(vol_type.name)
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cg_snapshot.volume_names = []
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search_opts = {'consistencygroup_id': cgroup_id}
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volumes = api.cinder.volume_list(self.request,
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search_opts=search_opts)
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for volume in volumes:
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cg_snapshot.volume_names.append(volume.name)
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except Exception:
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redirect = self.get_redirect_url()
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exceptions.handle(self.request,
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_('Unable to retrieve consistency group '
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'snapshot details.'),
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redirect=redirect)
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return cg_snapshot
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@staticmethod
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def get_redirect_url():
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return reverse('horizon:project:volumes:index')
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def get_tabs(self, request, *args, **kwargs):
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cg_snapshot = self.get_data()
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return self.tab_group_class(request, cg_snapshot=cg_snapshot, **kwargs)
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class CreateCGroupView(forms.ModalFormView):
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form_class = cg_snapshot_forms.CreateCGroupForm
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template_name = 'project/volumes/cg_snapshots/create.html'
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submit_url = "horizon:project:volumes:cg_snapshots:create_cgroup"
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success_url = reverse_lazy('horizon:project:cgroups:index')
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page_title = _("Create Volume Consistency Group")
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def get_context_data(self, **kwargs):
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context = super(CreateCGroupView, self).get_context_data(**kwargs)
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context['cg_snapshot_id'] = self.kwargs['cg_snapshot_id']
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args = (self.kwargs['cg_snapshot_id'],)
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context['submit_url'] = reverse(self.submit_url, args=args)
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try:
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# get number of volumes we will be creating
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cg_snapshot = cinder.volume_cg_snapshot_get(
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self.request, context['cg_snapshot_id'])
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cgroup_id = cg_snapshot.consistencygroup_id
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search_opts = {'consistencygroup_id': cgroup_id}
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volumes = api.cinder.volume_list(self.request,
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search_opts=search_opts)
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num_volumes = len(volumes)
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usages = quotas.tenant_limit_usages(self.request)
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if usages['volumesUsed'] + num_volumes > \
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usages['maxTotalVolumes']:
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raise ValueError(_('Unable to create consistency group due to '
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'exceeding volume quota limit.'))
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else:
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usages['numRequestedItems'] = num_volumes
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context['usages'] = usages
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except ValueError as e:
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exceptions.handle(self.request, e.message)
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return None
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except Exception:
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exceptions.handle(self.request,
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_('Unable to retrieve consistency '
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'group information.'))
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return context
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def get_initial(self):
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return {'cg_snapshot_id': self.kwargs["cg_snapshot_id"]}
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