inception/inception/webui/views.py

133 lines
4.9 KiB
Python

# Copyright (C) 2013 AT&T Labs Inc. 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
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# 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.
import logging
from django.core.urlresolvers import reverse
from django.core.urlresolvers import reverse_lazy
from django import http
from django import shortcuts
from django.utils.datastructures import SortedDict
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import tables
from horizon import tabs
from horizon import workflows
from openstack_dashboard import api
import inception.webui.api.inception as iapi
from inception.webui.tables import InceptionInstancesTable
from inception.webui.tabs import InceptionInstanceDetailTabs
from inception.webui.workflows.create_inception_instance import \
LaunchInceptionInstance
from inception.webui.workflows.create_inception_instance import \
UpdateInceptionInstance
LOG = logging.getLogger(__name__)
class IndexView(tables.DataTableView):
table_class = InceptionInstancesTable
template_name = 'inception/index.html'
def has_more_data(self, table):
LOG.debug("has_more_data called")
return self._more
def get_data(self):
LOG.debug("get_data called")
marker = self.request.GET.get(
InceptionInstancesTable._meta.pagination_param, None)
# Gather our instances
try:
instances, self._more = iapi.cloud_list(
self.request,
search_opts={'marker': marker,
'paginate': True})
except:
self._more = False
instances = []
exceptions.handle(self.request,
_('Unable to retrieve instances.'))
return instances
class LaunchInceptionInstanceView(workflows.WorkflowView):
workflow_class = LaunchInceptionInstance
def get_initial(self):
LOG.debug("LaunchInceptionInstanceView: get_initial()")
initial = super(LaunchInceptionInstanceView, self).get_initial()
initial['project_id'] = self.request.user.tenant_id
initial['user_id'] = self.request.user.id
return initial
class UpdateView(workflows.WorkflowView):
workflow_class = UpdateInceptionInstance
success_url = reverse_lazy("horizon:project:instances:index")
def get_context_data(self, **kwargs):
context = super(UpdateView, self).get_context_data(**kwargs)
context["instance_id"] = self.kwargs['instance_id']
return context
def get_object(self, *args, **kwargs):
if not hasattr(self, "_object"):
instance_id = self.kwargs['instance_id']
try:
self._object = api.nova.server_get(self.request, instance_id)
except:
redirect = reverse("horizon:project:instances:index")
msg = _('Unable to retrieve instance details.')
exceptions.handle(self.request, msg, redirect=redirect)
return self._object
def get_initial(self):
initial = super(UpdateView, self).get_initial()
initial.update({'instance_id': self.kwargs['instance_id'],
'name': getattr(self.get_object(), 'name', '')})
return initial
class DetailView(tabs.TabView):
tab_group_class = InceptionInstanceDetailTabs
template_name = 'project/instances/detail.html'
def get_context_data(self, **kwargs):
context = super(DetailView, self).get_context_data(**kwargs)
context["instance"] = self.get_data()
return context
def get_data(self):
if not hasattr(self, "_instance"):
try:
instance_id = self.kwargs['instance_id']
instance = iapi.cloud_get(self.request, instance_id)
instance.security_groups = api.network.server_security_groups(
self.request, instance_id)
except:
redirect = reverse('horizon:project:instances:index')
exceptions.handle(self.request,
_('Unable to retrieve details for '
'instance "%s".') % instance_id,
redirect=redirect)
self._instance = instance
return self._instance
def get_tabs(self, request, *args, **kwargs):
instance = self.get_data()
return self.tab_group_class(request, instance=instance, **kwargs)